CN117532187A - Four-jaw chuck for laser cutting machine - Google Patents
Four-jaw chuck for laser cutting machine Download PDFInfo
- Publication number
- CN117532187A CN117532187A CN202311803243.4A CN202311803243A CN117532187A CN 117532187 A CN117532187 A CN 117532187A CN 202311803243 A CN202311803243 A CN 202311803243A CN 117532187 A CN117532187 A CN 117532187A
- Authority
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- China
- Prior art keywords
- clamping
- fixedly connected
- piece
- fixing
- laser cutting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000003698 laser cutting Methods 0.000 title claims abstract description 28
- 239000002184 metal Substances 0.000 claims abstract description 90
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 230000008094 contradictory effect Effects 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 238000010030 laminating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- 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
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to the technical field of four-jaw chucks, in particular to a four-jaw chuck for a laser cutting machine, which comprises a fixed table, wherein the front surface of the fixed table is rotationally connected with a turntable, the number of primary clamping mechanisms is four, the number of the primary clamping mechanisms is four, the primary clamping mechanisms are arranged on the turntable in a circumferential array, the number of the secondary clamping mechanisms is four, the four secondary clamping mechanisms are arranged on the turntable in a circumferential array, and the primary clamping of the primary clamping mechanisms on the large metal rod is matched with the secondary clamping mechanisms to clamp the large metal rod for a second time, so that the laser cutting machine can be more stable in the process of cutting the large metal rod by laser, the cutting accuracy of the laser cutting machine on the large metal rod is ensured, and the processing quality of the large metal rod is improved.
Description
Technical Field
The invention relates to the technical field of four-jaw chucks, in particular to a four-jaw chuck for a laser cutting machine.
Background
Four-jaw chucks have found wide application in laser cutting machines. The laser cutting machine is a high-precision and high-speed cutting device which is commonly used for cutting and processing metal plates and pipeline materials, the four-jaw chuck is a clamping device and consists of four movable jaws which are symmetrically arranged, and the movable jaws can be controlled by a hydraulic or pneumatic mechanism, so that a workpiece can be clamped more firmly and stably. The four-jaw chuck plays an important role in stable clamping, accurate positioning and efficient processing in a laser cutting machine. By using a four jaw chuck, the laser cutting machine can achieve higher cutting quality, accuracy and production efficiency.
However, when the large metal rod piece is cut by laser, the large metal rod piece is cut for a long time at one position due to thicker self-material of the large metal rod piece, so that the whole cutting period of the large metal rod piece is longer, and the existing four-jaw chuck is easy to loose in the process of clamping the large metal rod piece due to the fact that the mass of the large metal rod piece is heavier and the cutting period is long.
Disclosure of Invention
Accordingly, the present invention provides a four-jaw chuck for a laser cutting machine, which solves the above technical problems.
The invention provides a four-jaw chuck for a laser cutting machine, which comprises a fixed table, wherein the front surface of the fixed table is rotationally connected with a turntable.
The primary clamping mechanisms are used for fixing the large metal rod pieces once, the number of the primary clamping mechanisms is four, and the four primary clamping mechanisms are arranged on the turntable in a circumferential array.
The secondary clamping mechanisms are used for secondarily fixing the large metal rod pieces, the number of the secondary clamping mechanisms is four, and the four secondary clamping mechanisms are arranged on the turntable in a circumferential array.
The primary clamping mechanism comprises a hydraulic telescopic rod fixedly connected to the outer circumferential surface of the rotary table, the telescopic end of the hydraulic telescopic rod penetrates through the rotary table, a clamping piece used for being matched with the clamping surface of the large metal rod piece is arranged on the telescopic end of the hydraulic telescopic rod, and a limiting piece used for assisting in clamping the large metal rod piece is arranged on the front surface of the clamping piece.
The secondary clamping mechanism comprises a chute arranged on the front surface of the turntable, a hydraulic slide block is connected in the chute in a sliding mode, and a fastener matched with a limiting piece to enlarge the clamping surface of the large metal rod piece is arranged on the front surface of the hydraulic slide block.
According to the embodiment of the invention, the clamping piece comprises a fixed shell fixedly connected to the hydraulic telescopic rod, a plurality of first elastic telescopic rods are uniformly distributed on the inner wall of the bottom end of the fixed shell, the upper surface of each first elastic telescopic rod is fixedly connected with an abutting rod, a placing groove is formed in the top end of each abutting rod, and a plurality of abutting strips are fixedly connected inside the placing groove.
According to the embodiment of the invention, the limiting piece comprises a fixed plate fixedly connected to the fixed shell, a clamping groove is formed in the front end of one surface of the fixed plate, which is far away from the center of the turntable, a mounting groove is formed in one surface of the fixed plate, which is close to the center of the turntable, a plurality of connecting shafts with uniform parts in the front-back direction are rotatably connected in the mounting groove, a spiral spring is arranged between each connecting shaft and each mounting groove, a diagonal bracing plate is fixedly connected to the circumferential surface of each connecting shaft, and each diagonal bracing plate is in sliding connection with each mounting groove.
According to the embodiment of the invention, the fastener comprises the fixing strip fixedly connected to the hydraulic sliding block, the pushing piece is arranged in the fixing strip, two fixing pieces are symmetrically arranged at the left end and the right end of the pushing piece in the fixing strip, and through holes are formed in the left side and the right side of the fixing strip.
According to the embodiment of the invention, the pushing piece comprises two second elastic telescopic rods fixedly connected to the inner wall of the bottom end of the fixing strip, the top ends of the two second elastic telescopic rods are fixedly connected with arc-surface blocks together, the left side and the right side of each arc-surface block are fixedly connected with two symmetrical connecting rods, and the top ends of the arc-surface blocks are fixedly connected with abutting balls.
According to the embodiment of the invention, the fixing piece on the right side comprises the third elastic telescopic rods fixedly connected to the right inner wall of the fixing strip and positioned on the upper side and the lower side of the right through hole, the opposite surfaces of the telescopic ends of the two third elastic telescopic rods are fixedly connected with connecting strips, the opposite surfaces of the two connecting strips are fixedly connected with fixing sleeves together, the fixing sleeves are fixedly connected with fixing shafts inside the fixing sleeves, and the fixing shafts are in sliding fit with the corresponding through holes.
According to the embodiment of the invention, the front end of the fixing strip is matched with the clamping groove in size, the clamping groove in size is larger than the front end of the fixing strip, and the front end of the fixing strip is matched with the clamping groove in a clamping way.
The technical scheme of the invention is as follows: 1. the primary clamping mechanism is matched with the secondary clamping mechanism to clamp the large metal rod piece secondarily, so that the large metal rod piece is more stable in the laser cutting process, the accuracy of laser cutting equipment on the large metal rod piece is ensured, and the processing quality of the large metal rod piece is improved.
2. Can be when fixing large-scale metal member through the setting of clamping piece, when meetting uneven clamping face, can laminate more with large-scale metal member's clamping face to guarantee the stability to large-scale metal member centre gripping.
3. Can carry out the secondary through fastener cooperation locating part to large-scale metal member is fixed to guarantee the stability of large-scale metal member when carrying out laser cutting, increase simultaneously to large-scale metal member's grip face, improve and hold the dynamics, and can keep large-scale metal member fore-and-aft direction's stability when large-scale metal member carries out laser cutting through the setting of locating part.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a four-jaw chuck for a laser cutting machine according to the present invention.
Fig. 2 is a schematic diagram showing a second perspective structure of the four-jaw chuck for a laser cutting machine according to the present invention.
Fig. 3 is a partial front cross-sectional view of a clamp provided by the present invention.
Fig. 4 is a schematic view of a limiting member provided by the present invention.
Fig. 5 is a partial left side cross-sectional view of a fixation plate structure provided by the present invention.
Fig. 6 is a schematic view of a secondary clamping mechanism provided by the present invention.
Fig. 7 is a front cross-sectional view of a fastener provided by the present invention.
Reference numerals:
1. a secondary clamping mechanism; 2. a primary clamping mechanism; 3. a fixed table; 4. a turntable; 11. a hydraulic slide block; 12. a chute; 13. a fastener; 21. a hydraulic telescopic rod; 22. a limiting piece; 23. a clamping member; 131. a fixing strip; 132. a through hole; 133. a pushing member; 134. a fixing member; 221. a clamping groove; 222. a fixing plate; 223. a mounting groove; 224. a diagonal brace plate; 225. a connecting shaft; 231. a fixed case; 232. a first elastic telescopic rod; 233. a touch-up rod; 234. a placement groove; 235. a collision strip; 1331. a collision ball; 1332. a connecting rod; 1333. a cambered surface block; 1334. a second elastic telescopic rod; 1341. a third elastic telescopic rod; 1342. a connecting strip; 1343. fixing the club; 1344. and (5) fixing the sleeve.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1, a four-jaw chuck for a laser cutting machine includes a fixed table 3, and a turntable 4 is rotatably coupled to a front surface of the fixed table 3.
The primary clamping mechanisms 2 are used for fixing the large metal rod pieces once, the number of the primary clamping mechanisms 2 is four, and the four primary clamping mechanisms 2 are arranged on the turntable 4 in a circumferential array.
The secondary clamping mechanisms 1 are used for secondarily fixing the large metal rod pieces, the number of the secondary clamping mechanisms 1 is four, and the four secondary clamping mechanisms 1 are arranged on the rotary table 4 in a circumferential array.
As shown in fig. 2, the primary clamping mechanism 2 comprises a hydraulic telescopic rod 21 fixedly connected to the outer circumferential surface of the turntable 4, the telescopic end of the hydraulic telescopic rod 21 penetrates into the turntable 4, a clamping piece 23 for adapting to the clamping surface of the large metal rod piece is arranged on the telescopic end of the hydraulic telescopic rod 21, and a limiting piece 22 for assisting in clamping the large metal rod piece is arranged on the front surface of the clamping piece 23.
When specifically using, when beginning to carry out laser cutting to large-scale metal pole, it runs through the inside to carousel 4 with large-scale metal pole clamp from the rear side of fixed station 3 to hold up through external equipment, promote its corresponding clamping piece 23 simultaneously to be close to large-scale metal pole through a plurality of hydraulic telescoping rods 21 this moment, carry out preliminary clamp to large-scale metal pole through clamping piece 23, spacing piece 22 is along with clamping piece 23 synchronous movement this moment, the laminating is on large-scale metal pole's surface, on the one hand can assist clamping piece 23 to clamp large-scale metal pole, on the other hand can carry out spacingly to large-scale metal pole's fore-and-aft direction, avoid large-scale metal pole to appear the removal of fore-and-aft direction in the in-process of processing.
As shown in fig. 3, the clamping member 23 includes a fixing shell 231 fixedly connected to the hydraulic telescopic rod 21, a plurality of first elastic telescopic rods 232 are uniformly distributed on the inner wall of the bottom end of the fixing shell 231, an abutting rod 233 is fixedly connected to the upper surface of the first elastic telescopic rods 232, a placement groove 234 is formed in the top end of the abutting rod 233, and a plurality of abutting strips 235 are fixedly connected to the inside of the placement groove 234.
When the clamping piece 23 is used for clamping a large metal rod, when the hydraulic telescopic rod 21 pushes the fixing shell 231 to approach the large metal rod, firstly the abutting strips 235 are contacted with the clamping surface of the large metal rod, the friction force of the abutting strips 233 on the surface of the large metal rod can be increased through the arrangement of the plurality of abutting strips 235, the clamping force of the abutting strips 233 on the large metal rod is improved, meanwhile, along with the continuous movement of the fixing shell 231, when the clamping surface of the large metal rod is uneven, the plurality of abutting strips 233 slide towards the inside of the fixing shell 231 according to the shape of the clamping surface of the large metal rod, and meanwhile the first elastic telescopic rod 232 is compressed, so that each fixing shell 231 can abut on the clamping surface of the large metal rod, and the clamping piece 23 clamps the large metal rod once at the moment.
As shown in fig. 2, 4 and 5, the limiting member 22 includes a fixing plate 222 fixedly connected to a fixing housing 231, a clamping groove 221 is formed at a front end of a surface of the fixing plate 222, which is far away from a center of the turntable 4, a mounting groove 223 is formed at a surface of the fixing plate 222, which is close to the center of the turntable 4, a plurality of connecting shafts 225, which are uniformly connected in a front-rear direction, are rotatably connected in the mounting groove 223, a spiral spring (not shown in the drawing) is arranged between the connecting shafts 225 and the mounting groove 223, a diagonal bracing plate 224 is fixedly connected to a circumferential surface of the connecting shafts 225, and the diagonal bracing plate 224 is slidably connected with the mounting groove 223.
When the large-sized metal rod is clamped by the fixing shell 231 during specific use, the fixing plate 222 moves synchronously along with the fixing shell 231, the inclined supporting plate 224 is contacted with the large-sized metal rod along with continuous movement of the fixing shell 231, then the inclined supporting plate 224 is driven by resistance of the large-sized metal rod to drive the connecting shaft 225 to rotate in the mounting groove 223, the spiral spring is compressed, the inclined supporting plate 224 is obliquely abutted to the large-sized metal rod, and thrust is generated on the large-sized metal rod in the processing process of the large-sized metal rod, so that the stability of the front-back direction of the large-sized metal rod is ensured.
As shown in fig. 6, the secondary clamping mechanism 1 comprises a chute 12 arranged on the front surface of the turntable 4, a hydraulic slide block 11 is slidably connected in the chute 12, and a fastener 13 matched with a limiting piece 22 to enlarge the clamping surface of a large metal rod is arranged on the front surface of the hydraulic slide block 11.
When the fixing device is specifically used, after the fixing shell 231 completes one-time fixing of the large metal rod piece, the fastener 13 is driven to synchronously move towards the large metal rod piece by sliding in the chute 12 through the hydraulic sliding block 11, at the moment, the fastener 13 continuously moves until the fastener is abutted against the limiting piece 22, and the front end of the fixing plate 222 is pressed through the fastener 13, so that the whole fixing plate 222 can apply pressure to the large metal rod piece, and the large metal rod piece can be clamped more firmly by being matched with the clamping of the fixing shell 231.
As shown in fig. 7, the fastener 13 includes a fixing strip 131 fixedly connected to the hydraulic slider 11, a pushing member 133 is disposed in the fixing strip 131, two fixing members 134 are symmetrically disposed at left and right ends of the pushing member 133 and inside the fixing strip 131, through holes 132 are formed in left and right sides of the fixing strip 131, a front end of the fixing strip 131 is sized to fit with a clamping groove 221, the clamping groove 221 is sized to be larger than a front end of the fixing strip 131, and the front end of the fixing strip 131 is clamped to the clamping groove 221.
As shown in fig. 7, the pushing member 133 includes two second elastic telescopic rods 1334 fixedly connected to the inner walls of the bottom ends of the fixing strips 131, arc blocks 1333 are fixedly connected to the top ends of the two second elastic telescopic rods 1334, two symmetrical connecting rods 1332 are fixedly connected to the left and right sides of each arc block 1333, and abutting balls 1331 are fixedly connected to the top ends of the arc blocks 1333.
As shown in fig. 7, taking the right fixing piece 134 as an example, the right fixing piece 134 includes a third elastic telescopic rod 1341 fixedly connected to the right inner wall of the fixing strip 131 and located on the upper and lower sides of the right through hole 132, connection strips 1342 are fixedly connected to opposite faces of telescopic ends of the two third elastic telescopic rods 1341, a fixing sleeve 1344 is fixedly connected between opposite faces of the two connection strips 1342, a fixing club 1343 is fixedly connected to the inside of the fixing sleeve 1344, and the fixing club 1343 is in sliding fit with the corresponding through hole 132.
When the hydraulic sliding block 11 is specifically used, the fixing strip 131 is driven to synchronously move when the hydraulic sliding block 11 slides in the sliding groove 12, at this time, the front end of the fixing strip 131 is gradually clamped in the inside of the clamping groove 221 in the moving process, along with the continuous movement of the fixing strip 131, the abutting ball 1331 abuts against the inner wall of the clamping groove 221 and then moves towards the inside of the fixing strip 131, at this time, the abutting ball 1331 pushes the second elastic telescopic rod 1334 to compress through the cambered surface block 1333, meanwhile, the connecting rod 1332 abuts against the fixing rod 1343 to gradually generate force towards the outer direction of the fixing strip 131, the fixing rod 1343 is stressed to slide towards the outer side of the fixing strip 131, at the same time, the third elastic telescopic rod 1341 is driven to compress through the fixing sleeve 1344, when the fixing rod 1343 passes through the through hole 132 to slide to the outer side of the fixing strip 131, at this time, the fixing rod 1343 is contacted with the inner wall of the clamping groove 221, after the fixing rod 1343 abuts against the inner wall of the clamping groove 221, the front end of the fixing strip is kept stable in the inside of the clamping groove 221, and accordingly, the large metal rod 131 can be conveniently matched with the fixing plate 222 to carry out secondary fixing, meanwhile, the large metal can be clamped by the large metal rod 131, and the large metal rod can be clamped by the large metal rod 131 and the small metal clamping mechanism can be clamped by the large metal clamping mechanism, and the small metal clamping device can be clamped by the small metal clamping device, and the small metal clamping device can be clamped by the large metal clamping device.
Working principle: when specifically using, when starting to carry out laser cutting to large-scale metal member, hold up large-scale metal member through external equipment and run through to the inside of carousel 4 from the rear side of fixed station 3, promote its corresponding clamping piece 23 simultaneously through a plurality of hydraulic telescoping rods 21 and be close to large-scale metal member this moment, carry out preliminary clamp to large-scale metal member through clamping piece 23, spacing piece 22 is along with clamping piece 23 synchronous movement this moment, the laminating is on the surface of large-scale metal member, on the one hand can assist clamping piece 23 to clamp large-scale metal member, on the other hand can carry out spacing to large-scale metal member's fore-and-aft direction, avoid large-scale metal member to appear the removal of fore-and-aft direction in the course of processing, then drive fastener 13 through hydraulic slider 11 and move to large-scale metal member in step 12 and be close to, fastener 13 continuously moves this moment, until contradicting on spacing piece 22, apply pressure to large-scale metal member through fastener 13 to spacing piece 22's front end, can make spacing piece 22 whole all exert pressure to large-scale metal member, the centre gripping of cooperation clamping piece 23 can hold large-scale metal member more firmly.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "first," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "first", "second", "first", "second" may include at least one such feature, either explicitly or implicitly. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (7)
1. A four-jaw chuck for a laser cutting machine, characterized by: the device comprises a fixed table (3), wherein the front surface of the fixed table (3) is rotationally connected with a turntable (4);
the primary clamping mechanisms (2) are used for fixing the large metal rod pieces once, the number of the primary clamping mechanisms (2) is four, and the four primary clamping mechanisms (2) are arranged on the turntable (4) in a circumferential array;
the secondary clamping mechanisms (1) are used for secondarily fixing the large metal rod pieces, the number of the secondary clamping mechanisms (1) is four, and the four secondary clamping mechanisms (1) are arranged on the rotary table (4) in a circumferential array;
the primary clamping mechanism (2) comprises a hydraulic telescopic rod (21) fixedly connected to the outer circumferential surface of the rotary table (4), the telescopic end of the hydraulic telescopic rod (21) penetrates into the rotary table (4), a clamping piece (23) used for being matched with the clamping surface of the large metal rod piece is arranged at the telescopic end of the hydraulic telescopic rod (21), and a limiting piece (22) used for assisting in clamping the large metal rod piece is arranged on the front surface of the clamping piece (23);
the secondary clamping mechanism (1) comprises a sliding groove (12) formed in the front surface of the rotary table (4), a hydraulic sliding block (11) is connected inside the sliding groove (12) in a sliding mode, and a fastener (13) matched with a limiting piece (22) to enlarge the clamping surface of the large metal rod piece is arranged on the front surface of the hydraulic sliding block (11).
2. A four jaw chuck for a laser cutting machine as defined in claim 1, wherein: clamping piece (23) are including fixed connection fixed shell (231) on hydraulic telescoping rod (21), the bottom inner wall evenly distributed of fixed shell (231) has a plurality of first elastic telescoping rods (232), the upper surface fixedly connected with of first elastic telescoping rod (232) is contradicted pole (233), standing groove (234) have been seted up on the top of contradicting pole (233), the inside fixedly connected with of standing groove (234) is a plurality of conflict strips (235).
3. A four jaw chuck for a laser cutting machine as defined in claim 2, wherein: the limiting part (22) comprises a fixed plate (222) fixedly connected to a fixed shell (231), a clamping groove (221) is formed in the front end of one face, far away from the center of the rotary table (4), of the fixed plate (222), a mounting groove (223) is formed in one face, close to the center of the rotary table (4), of the fixed plate (222), connecting shafts (225) are connected with a plurality of uniform parts in the front-rear direction in a rotating mode, spiral springs are arranged between the connecting shafts (225) and the mounting groove (223), inclined support plates (224) are fixedly connected to the circumferential surface of the connecting shafts (225), and the inclined support plates (224) are connected with the mounting groove (223) in a sliding mode.
4. A four jaw chuck for a laser cutting machine as defined in claim 3, wherein: the fastener (13) comprises a fixing strip (131) fixedly connected to the hydraulic sliding block (11), a pushing piece (133) is arranged in the fixing strip (131), two fixing pieces (134) are symmetrically arranged at the left end and the right end of the fixing strip (131) and located at the left end and the right end of the pushing piece (133), and through holes (132) are formed in the left side and the right side of the fixing strip (131).
5. A four jaw chuck for a laser cutting machine as defined in claim 4, wherein: the pushing piece (133) comprises two second elastic telescopic rods (1334) fixedly connected to the inner wall of the bottom end of the fixing strip (131), arc-shaped blocks (1333) are fixedly connected to the top ends of the second elastic telescopic rods (1334) together, two symmetrical connecting rods (1332) are fixedly connected to the left side and the right side of each arc-shaped block (1333), and abutting balls (1331) are fixedly connected to the top ends of the arc-shaped blocks (1333).
6. A four jaw chuck for a laser cutting machine as defined in claim 4, wherein: the right side mounting (134) is including fixed connection in fixed strip (131) right side inner wall and be located third elastic telescopic rod (1341) of both sides about through-hole (132) on the right side, two equal fixedly connected with connecting strip (1342) on the opposite face of the flexible end of third elastic telescopic rod (1341), two common fixedly connected with fixed cover (1344) between the opposite face of connecting strip (1342), the inside fixedly connected with fixed club (1343) of fixed cover (1344), fixed club (1343) and through-hole (132) sliding fit that corresponds thereof.
7. A four jaw chuck for a laser cutting machine as defined in claim 4, wherein: the front end size of the fixing strip (131) is matched with the size of the clamping groove (221), the size of the clamping groove (221) is larger than that of the front end of the fixing strip (131), and the front end of the fixing strip (131) is matched with the clamping groove (221) in a clamping mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311803243.4A CN117532187A (en) | 2023-12-25 | 2023-12-25 | Four-jaw chuck for laser cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311803243.4A CN117532187A (en) | 2023-12-25 | 2023-12-25 | Four-jaw chuck for laser cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117532187A true CN117532187A (en) | 2024-02-09 |
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ID=89794051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311803243.4A Pending CN117532187A (en) | 2023-12-25 | 2023-12-25 | Four-jaw chuck for laser cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117532187A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118180663A (en) * | 2024-05-20 | 2024-06-14 | 长沙埔天汽车配件有限公司 | Laser cutting equipment is used in processing of special type vehicle accessory |
-
2023
- 2023-12-25 CN CN202311803243.4A patent/CN117532187A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118180663A (en) * | 2024-05-20 | 2024-06-14 | 长沙埔天汽车配件有限公司 | Laser cutting equipment is used in processing of special type vehicle accessory |
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