CN112548245B - Wire cutting machine - Google Patents

Wire cutting machine Download PDF

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Publication number
CN112548245B
CN112548245B CN202011570835.2A CN202011570835A CN112548245B CN 112548245 B CN112548245 B CN 112548245B CN 202011570835 A CN202011570835 A CN 202011570835A CN 112548245 B CN112548245 B CN 112548245B
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block
rod
sliding
bearing
driving
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CN112548245A (en
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孙晓霞
李春璟
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TEC PRECISION MOLD (SHENZHEN) CO Ltd
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TEC PRECISION MOLD (SHENZHEN) CO Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H7/00Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/02Wire-cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H11/00Auxiliary apparatus or details, not otherwise provided for

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Transmission Devices (AREA)

Abstract

The application relates to the field of cutting equipment, in particular to a wire cutting machine, which comprises a workbench, a sliding device, a clamping device and an adjusting device, wherein the clamping device comprises a support frame and a first bearing block, and the first bearing block is rotatably connected with the support frame; the adjusting device comprises a bearing mechanism, a lifting mechanism and a second driving mechanism; the lifting mechanism comprises a supporting plate, a lifting plate, a turbine and a rack; the support plate is fixed on the workbench, and the sliding rod is in sliding fit with the support plate; one end of the sliding rod penetrating through the sliding groove is rotatably connected with the turbine, the rack is fixed on the supporting plate, the turbine and the rack are meshed with each other, and the second driving mechanism is used for driving the turbine to rotate; the bearing mechanism comprises a bearing frame and a connecting piece, one end of the first bearing block is rotatably connected with the bearing frame, one end of the connecting piece is fixedly connected with the bearing frame, and the other end of the connecting piece is in sliding fit with the fourth dovetail groove. This application can restrict wire cut electrical discharge machining and take place to rock at the in-process work piece of processing work piece.

Description

Wire cutting machine
Technical Field
The application relates to the field of cutting equipment, in particular to a wire cutting machine.
Background
The wire cutting machine mainly comprises three parts, namely a machine tool, a numerical control system and a high-frequency power supply. The numerical control system consists of a single chip microcomputer, a keyboard and a variable frequency detection system and has the main functions of clearance compensation, linear interpolation, circular interpolation, automatic broken wire processing and the like. It can cut materials such as high strength, high toughness, high hardness, high brittleness, magnetic materials, and precision fine and complex shaped parts. Wire cutting techniques and wire cutting machines are being widely used in various industries.
Chinese patent No. CN208033855U, granted in the related art, discloses a wire cutting machine, which comprises a machine base; the bearing seat is borne on the machine base; the bearing plate is borne on the bearing seat; the fixed end is rotatably connected with the clamping component of the bearing plate, plays a role in bearing a workpiece and is used for clamping the workpiece to be machined; the rotating assembly drives the movable end of the clamping assembly to rotate relative to the fixed end; the driving component drives the bearing seat to move relative to the base; and the cutting assembly is borne on one side of the machine base and is used for carrying out linear cutting on the workpiece to be machined on the clamping assembly.
The rotating assembly comprises a driving cylinder borne on the bearing seat; and the screw thread is connected with the output shaft of the driving cylinder and is abutted against the abutting shaft on the lower surface of the bearing plate, the upper end of the abutting shaft is provided with a ball, and the lower end surface of the bearing plate is machined and formed with a dovetail groove for clamping and embedding the ball and sliding.
In view of the above-mentioned related art, the inventors found the following defects in the course of work: through cylinder drive butt axle is flexible to the ball that makes the assembly on the output shaft top slides in the dovetail of loading board lower surface, thereby realizes the regulation to loading board inclination, and the ball only has ascending bearing effect to the loading board, but does not realize the fixed action to the loading board, and the loading board takes place to rock easily at the in-process of processing work piece in the wire cut electrical discharge machining.
Disclosure of Invention
In order to restrict the workpiece from shaking in the process of machining the workpiece by the wire cutting machine, the application provides the wire cutting machine.
The application provides a wire cutting machine adopts following technical scheme:
a wire cutting machine comprises a workbench, a sliding device, a clamping device and an adjusting device, wherein the sliding device is arranged on the workbench;
the clamping device comprises a support frame and a first bearing block; the support frame is fixedly arranged on the sliding device, and one end of the first bearing block is rotatably connected with the support frame;
the adjusting device comprises a bearing mechanism, a lifting mechanism and a second driving mechanism;
the lifting mechanism comprises a supporting plate, a lifting plate, a worm wheel and a rack; the supporting plate is fixedly arranged on the workbench, a penetrating sliding groove is formed in the supporting plate, a sliding rod is fixedly arranged on the lifting plate and penetrates through the sliding groove, and the sliding rod is in sliding fit with the sliding groove;
the sliding rod penetrates through one end of the sliding groove to be rotationally connected with the worm wheel, the rack is fixed on the supporting plate, the worm wheel is meshed with the rack, and the second driving mechanism is used for driving the worm wheel to rotate;
the bearing mechanism comprises a bearing frame and a connecting piece, one end of the first bearing block is rotatably connected with the bearing frame, the connecting piece comprises a connecting rod and a fourth dovetail block, one end of the connecting rod is fixedly connected with the bearing frame, and the other end of the connecting rod is fixedly connected with the fourth dovetail block; and a fourth dovetail groove is formed in the lifting plate, and the fourth dovetail block is matched with the fourth dovetail groove in a sliding manner.
Through adopting above-mentioned technical scheme, when the staff need adjust the angle of first carrier block, it is rotatory through second actuating mechanism drive worm wheel, the worm wheel slides along the length direction of rack, thereby it slides to drive the slide bar along the length direction in groove that slides, the slide bar drives the lifter plate and slides along vertical direction, simultaneously the fourth dovetail block slides along the horizontal direction in the fourth dovetail, the fourth dovetail block drives the connecting rod and slides along the horizontal direction, the connecting rod drives and bears the frame and slides along the horizontal direction, so that the carrier frame realizes sliding in the horizontal direction and vertical direction synchronization, it is rotatory around the support frame to bear the frame drive first carrier block, thereby realize the regulation of first carrier block angle, compare in background art, there is the fixed action to first carrier block, it takes place to rock to bear the frame at the in-process work piece to have restricted wire cut electrical discharge machine.
Optionally, the second driving mechanism comprises a fourth supporting block and a worm; the fourth supporting block is fixedly arranged on the side wall of the lifting plate, which is away from the fourth dovetail groove, the worm is meshed with the worm wheel, a third driving rod is fixed at one end of the worm, which faces the fourth supporting block, one end of the third driving rod, which is away from the worm, penetrates through the fourth supporting block, and the third driving rod is rotatably connected with the fourth supporting block;
the adjusting device further comprises a reversing mechanism, and the reversing mechanism is used for driving the third driving rod to rotate.
Through adopting above-mentioned technical scheme, it is rotatory to drive the third actuating lever through reversing mechanism, and the third actuating lever drives the worm and rotates, and the worm drives the worm wheel and rotates along vertical direction, and the worm wheel drives the slide bar and slides along vertical direction, and the slide bar drives the lifter plate and slides along vertical direction, and the lifter plate drives the fourth supporting shoe and slides along vertical direction, and the fourth supporting shoe drives the third actuating lever and slides along vertical direction, and the third actuating lever drives the worm and slides along vertical direction to guarantee that the worm meshes with the worm wheel throughout.
Optionally, the reversing mechanism comprises a mounting block, a reversing rod, a driving piece, a first bevel gear and a second bevel gear;
the mounting block is fixedly arranged at one end of the supporting block far away from the lifting plate, one end of the reversing rod close to the mounting block penetrates through the mounting block and is rotatably connected with the mounting block, and one end of the reversing rod far away from the mounting block penetrates through the lifting plate and is rotatably connected with the lifting plate; the first bevel gear is sleeved on the reversing rod and fixedly connected with the reversing rod; one end, far away from the worm wheel, of the third driving rod penetrates through the center of the second bevel gear, the third driving rod is fixedly connected with the second bevel gear, the first bevel gear is meshed with the second bevel gear, and the driving piece is used for driving the reversing rod to rotate.
Through adopting above-mentioned technical scheme, it is rotatory through driving piece drive reversing bar, and the reversing bar drives first bevel gear rotatory, and first bevel gear drives the third actuating lever rotation, compares in direct manual rotation third actuating lever, provides the bigger operating space of staff.
Optionally, the driving part is a third handwheel, and the third handwheel is fixedly arranged at one end of the reversing rod penetrating through the mounting block.
Through adopting above-mentioned technical scheme, the staff is through rotatory third hand wheel to it is rotatory to make the third hand wheel drive the third actuating lever, compares in the rotatory third actuating lever of direct, has the effect of province.
Optionally, the bearing frame comprises two second bearing blocks, a connecting block and a third rotating shaft; the two second bearing blocks and the connecting block are both rectangular solids, and the lower surfaces of the two second bearing blocks are fixedly connected with the upper surface of the connecting block; the lower surface of two first carrier blocks all welds has the rotating part, and two rotating parts are passed respectively at the both ends of third rotation axis, and the third rotation axis rotates with two rotating parts to be connected, the both ends of third rotation axis respectively with the lateral wall fixed connection that two second carrier blocks are close to each other.
By adopting the technical scheme, when the bearing frame slides in the horizontal direction and the vertical direction at the same time, one end of the first bearing block, which is far away from the support frame, rotates around the third rotating shaft; because the fourth dovetail block can not be at the internal rotation of fourth dovetail, can only slide along the length direction of fourth dovetail to make the connecting rod can not take place to rotate, and then make and bear the frame and can not take place to rotate, so that bear the frame and have stable supporting role to the one end that support frame was kept away from to first carrier block.
Optionally, a fastening piece for fixing the reversing rod is arranged on the mounting block, the fastening piece includes a second screw rod, the second screw rod is in threaded fit with the mounting block, and the end of the second screw rod abuts against the surface of the reversing rod.
Through adopting above-mentioned technical scheme, after the angle of first carrier block has been adjusted to the staff, through the tip butt of second screw rod in the surface of reversing bar, the second screw rod has the fixed action to the reversing bar to the restriction reversing bar is rotatory, thereby so that first bevel gear, second bevel gear, worm and worm wheel etc. all can't continue to rotate, thereby have the fixed action to the lifter plate, and then have the fixed action to bearing mechanism, so that bearing mechanism has the fixed action to the one end that support frame was kept away from to first carrier block.
Optionally, the fastener further includes a knob, and the knob is fixedly disposed at one end of the second screw rod, which is far away from the reversing rod.
Through adopting above-mentioned technical scheme, the staff rotates the screw rod through rotatory knob, compares in the direct rotation screw rod, has increased the area of contact between staff and the screw rod, labour saving and time saving more.
Optionally, the side wall of the support plate facing the worm is provided with an avoiding groove for the worm to slide along the vertical direction.
Through adopting above-mentioned technical scheme, keep away the space that the groove provided the worm to slide along vertical direction to make the worm can not contact the lateral wall of backup pad at rotatory in-process, increased the smoothness nature of worm rotation.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when a worker needs to adjust the angle of the first bearing block, the worm wheel is driven to rotate through the second driving mechanism, the worm wheel slides along the length direction of the rack, so that the sliding rod is driven to slide along the length direction of the sliding groove, the sliding rod drives the lifting plate to slide along the vertical direction, meanwhile, the fourth dovetail block slides along the horizontal direction in the fourth dovetail groove, the fourth dovetail block drives the connecting rod to slide along the horizontal direction, the connecting rod drives the bearing frame to slide along the horizontal direction, so that the bearing frame synchronously slides along the horizontal direction and the vertical direction, and the bearing frame drives the first bearing block to rotate around the supporting frame, so that the angle of the first bearing block is adjusted;
2. the reversing mechanism drives the third driving rod to rotate, the third driving rod drives the worm to rotate, the worm drives the worm wheel to rotate along the vertical direction, the worm wheel drives the sliding rod to slide along the vertical direction, the sliding rod drives the lifting plate to slide along the vertical direction, the lifting plate drives the fourth supporting block to slide along the vertical direction, the fourth supporting block drives the third driving rod to slide along the vertical direction, and the third driving rod drives the worm to slide along the vertical direction, so that the worm is always meshed with the worm wheel;
3. the space that keeps away the position groove and provide the worm and slide along vertical direction to the lateral wall that makes the worm can not contact the backup pad at rotatory in-process, has increased the smoothness nature that the worm rotated.
Drawings
Fig. 1 is a schematic structural view of a wire cutting machine according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of another view of the wire cutting machine in the embodiment of the present application.
Fig. 3 is a schematic structural diagram of a sliding device in the embodiment of the application.
Description of reference numerals: 1. a work table; 2. a slipping device; 21. a first sliding mechanism; 211. a first slide plate; 2111. a first sliding block; 2112. a first dovetail block; 212. a first guide block; 2121. a first dovetail groove; 213. a first support block; 214. a first lead screw; 215. a first hand wheel; 2151. a first drive lever; 22. a second sliding mechanism; 221. a second slide plate; 2211. a second sliding block; 2212. a second dovetail block; 2213. a first stopper; 2214. a second stopper; 222. a second guide block; 2221. a second dovetail groove; 223. a second support block; 224. a second lead screw; 225. a second hand wheel; 2251. a second drive lever; 3. a clamping device; 31. a clamping mechanism; 311. a support frame; 3111. a third support block; 3112. a fixed block; 312. turning over the block; 3121. a first rotating shaft; 3122. a third dovetail groove; 313. a first bearing block; 3131. a third dovetail block; 3132. a rotating part; 3133. an adjustment groove; 314. a clamping plate; 3141. a first fixed part; 315. positioning blocks; 3151. a first screw; 3152. a nut; 32. a first drive mechanism; 321. a turning part; 322. a bearing part; 323. a bidirectional screw rod; 3231. an isolation section; 324. a first motor; 4. an adjustment device; 41. a carrying mechanism; 411. a carrier; 4111. a second bearing block; 4112. connecting blocks; 4113. a third rotation axis; 412. a connecting member; 4121. a connecting rod; 4122. a fourth dovetail block; 42. a lifting mechanism; 421. a support plate; 4211. a sliding groove; 4212. mounting a plate; 4213. a position avoiding groove; 422. a lifting plate; 4221. a fourth dovetail groove; 4222. a slide bar; 4223. a second rotation shaft; 4224. a bearing; 423. a worm gear; 424. a rack; 43. a second drive mechanism; 431. a fourth support block; 4311. a second fixed part; 432. a worm; 4321. a third drive lever; 44. a reversing mechanism; 441. a first bevel gear; 442. a second bevel gear; 443. a reversing lever; 444. mounting blocks; 4441. a fastener; 44411. a second screw; 44412. a knob; 445. and a third hand wheel.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses wire cutting machine. Referring to fig. 1 and 2, the wire cutting machine includes a table 1, a slide device 2, a clamping device 3, an adjusting device 4, and a cutting device. The shape of the workbench 1 is a cuboid, and the horizontal section of the workbench 1 is a rectangle. The sliding device 2 is installed on the upper surface of the workbench 1, the clamping device 3 is installed on the sliding device 2, the clamping device 3 is used for clamping a workpiece, the sliding device 2 is used for driving the clamping device 3 to slide along the horizontal direction, the adjusting device 4 is used for adjusting the angle of the clamping device 3, and the cutting device is used for cutting the workpiece.
Referring to fig. 1 and 3, the sliding device 2 includes a first sliding mechanism 21 and a second sliding mechanism 22, the first sliding mechanism 21 is used for driving the clamping device 3 to slide along the width direction of the workbench 1, and the second sliding mechanism 22 is used for driving the clamping device 3 to slide along the length direction of the workbench 1.
Referring to fig. 1, the first sliding mechanism 21 includes a first sliding plate 211, two first guide blocks 212, two first support blocks 213, a first lead screw 214, and a first hand wheel 215. The shape of two first guide blocks 212 is the cuboid, and the lower surface of two first guide blocks 212 all is connected with the upper surface fixed of workstation 1, and the length direction of two first guide blocks 212 all is the same with the width direction of workstation 1. The lower surface of the first sliding plate 211 is integrally formed with a first sliding block 2111, the first sliding plate 211 and the first sliding block 2111 are both rectangular, and the horizontal cross sections of the first sliding plate 211 and the first sliding block 2111 are both rectangular. The lower surface of first sliding block 2111 all butts against the upper surface of two first guide blocks 212, the lower surface of first sliding block 2111 is fixed and is provided with two first dovetail blocks 2112, first dovetail groove 2121 has all been seted up to the upper surface of two first guide blocks 212, the length direction of two first dovetail grooves 2121 all is the same with the width direction of workstation 1, the both ends of first dovetail groove 2121 length direction all are the opening setting, two first dovetail blocks 2112 slide the cooperation with two first dovetail grooves 2121 respectively.
Continuing to refer to fig. 1, the two first supporting blocks 213 are fixed on the upper surface of the worktable 1, the two first supporting blocks 213 are parallel to each other, the length direction of the screw rod is the same as the width direction of the worktable 1, and the two ends of the screw rod are respectively rotatably connected with the two first supporting blocks 213. The screw rod passes through the first guide block 212, and the screw rod is in threaded fit with the first guide block 212. A first driving rod 2151 is fixedly arranged on the first hand wheel 215, and one end, far away from the first hand wheel 215, of the first driving rod 2151 and one end of the screw rod are integrally formed. The staff is through rotatory first hand wheel 215, and first hand wheel 215 drives first drive bar 2151 rotatory, and first drive bar 2151 drives first lead screw 214 rotatory, and first lead screw 214 drives first sliding block 2111 and slides along the width direction of workstation 1, and then drives the width direction of first sliding plate 211 along workstation 1 and slides.
Referring to fig. 3, the second sliding mechanism 22 includes a second sliding plate 221, two second guide blocks 222, two second support blocks 223, a second lead screw 224, and a second wheel 225. The two second guide blocks 222 are both rectangular solids, the lower surfaces of the two second guide blocks 222 are fixedly connected with the upper surface of the first sliding plate 211, and the length directions of the two second guide blocks 222 are the same as the length direction of the workbench 1. A second sliding block 2211 is integrally formed on the lower surface of the second sliding plate 221, the shapes of the second sliding plate 221 and the second sliding block 2211 are cuboids, and the horizontal sections of the second sliding plate 221 and the second sliding block 2211 are rectangles. The lower surface of the second sliding block 2211 is abutted to the upper surfaces of the two second guide blocks 222, the lower surface of the second sliding block 2211 is fixedly provided with two second dovetail blocks 2212, the upper surfaces of the two second guide blocks 222 are provided with second dovetail grooves 2221, the length directions of the two second dovetail grooves 2221 are the same as the length direction of the workbench 1, the two ends of the length direction of the second dovetail grooves 2221 are provided with openings, and the two second dovetail blocks 2212 are matched with the two second dovetail grooves 2221 in a sliding manner respectively.
Continuing to refer to fig. 3, the two second supporting blocks 223 are fixed on the upper surface of the first sliding plate 211, the two second supporting blocks 223 are parallel to each other, the length direction of the screw rod is the same as the length direction of the working table 1, and two ends of the screw rod are respectively rotatably connected with the two second supporting blocks 223. The screw rod passes through the second guide block 222, and the screw rod is in threaded fit with the second guide block 222. A second driving rod 2251 is fixedly disposed on the second hand wheel 225, and one end of the second driving rod 2251 away from the second hand wheel 225 is integrally formed with one end of the lead screw. The staff is through rotatory second hand wheel 225, and second hand wheel 225 drives the rotation of second drive lever 2251, and second drive lever 2251 drives the rotation of second lead screw 224, and second lead screw 224 drives the second and slides block 2211 and slides along the length direction of workstation 1, and then drives the second and slides board 221 and slide along the length direction of workstation 1.
Referring to fig. 1 and 3, in order to limit the workpiece from sliding down to the ground from the edge of the second slide plate 221 during the processing of the workpiece, two first stoppers 2213 and two second stoppers 2214 are integrally formed on the upper surface of the second slide plate 221, the length direction of the first stoppers 2213 is the same as the length direction of the table 1, and the length direction of the second stoppers 2214 is the same as the width direction of the table 1. The two first stoppers 2213 are respectively located at the edges of the two sides of the second sliding plate 221 in the length direction, and the two second stoppers 2214 are respectively located at the edges of the two sides of the second sliding plate 221 in the width direction. The two first stoppers 2213 form a rectangular frame in combination with the two second stoppers 2214.
Referring to fig. 1 and 2, the clamping device 3 includes a clamping mechanism 31 and a first driving mechanism 32, and the clamping mechanism 31 includes a supporting frame 311, a turning block 312, two first bearing blocks 313, two clamping plates 314, and two positioning blocks 315. In this embodiment, the supporting frame 311 includes two third supporting blocks 3111 and a fixing block 3112, and the two third supporting blocks 3111 and the fixing block 3112 are rectangular parallelepiped in shape. Two third supporting shoe 3111 are parallel to each other, and the bottom of two third supporting shoe 3111 all with the upper surface integrated into one piece of fixed block 3112, the lower surface butt of fixed block 3112 in the upper surface of second shifting board 221, fixed block 3112 and second shifting board 221 fixed connection.
Referring to fig. 1, first rotating shafts 3121 are welded at both ends of the turning block 312, two ends of the first rotating shafts 3121 far away from the turning block 312 penetrate through the two third supporting blocks 3111, and the two first rotating shafts 3121 are rotatably connected with the two third supporting blocks 3111. The upper surface of the turning block 312 is provided with a third dovetail groove 3122 which penetrates through the upper surface, the length direction of the third dovetail groove 3122 is the same as the length direction of the turning block 312, and both ends of the third dovetail groove 3122 are arranged in a closed manner. The lower surfaces of the two first bearing blocks 313 are integrally formed with third dovetail blocks 3131, and both the third dovetail blocks 3131 are slidably fitted with the third dovetail grooves 3122.
With continued reference to fig. 1, two clamping plates 314 are respectively fixed to the upper surfaces of the two first bearing blocks 313, and both of the two clamping plates 314 are rectangular parallelepipeds. In order to increase the convenience of installing and disassembling the clamping plate 314 by workers, two first fixing parts 3141 are integrally formed on two opposite side walls of the clamping plate 314, the two first fixing parts 3141 are both rectangular solids, the lower surfaces of the two first fixing parts 3141 are abutted to the upper surface of the first bearing block 313, bolts are arranged on each first fixing part 3141 in a penetrating manner, each bolt is in threaded fit with the first bearing block 313, so that the first fixing parts 3141 are fixed on the upper surface of the first bearing block 313, and the two clamping plates 314 are fixed on the upper surfaces of the two first bearing blocks 313 respectively. The width of the clamping plates 314 is smaller than that of the first bearing blocks 313, and the side walls of the two clamping plates 314 facing away are respectively flush with the side walls of the two first bearing blocks 313 facing away.
With reference to fig. 1, the two positioning blocks 315 are respectively fixed to the two first bearing blocks 313, and the two positioning blocks 315 are rectangular solids. In order to facilitate the worker to adjust the position of the positioning block 315 along the length direction of the first bearing block 313, a through adjusting groove 3133 is formed in the upper surface of the first bearing block 313, and the length direction of the adjusting groove 3133 is the same as the length direction of the first bearing block 313. First screw rods 3151 are welded on the lower surfaces of the two positioning blocks 315, the bottom ends of the two first screw rods 3151 penetrate through the adjusting grooves 3133 on the two first bearing blocks 313 respectively, and nuts 3152 are screwed on the bottom ends of the two first screw rods 3151, so that the two positioning blocks 315 are fixed on the upper surfaces of the two first bearing blocks 313 respectively.
Referring to fig. 2, the first driving mechanism 32 includes two turning parts 321, two bearing parts 322, a bidirectional screw 323, and a first motor 324, and the turning parts 321 and the bearing parts 322 are rectangular parallelepipeds. In the present embodiment, two flanging parts are welded to the upper surface of the turning block 312, and the two turning parts 321 are respectively located at two ends of the turning block 312. The two bearing parts 322 are respectively fixed on the surfaces of the two first bearing blocks 313, and the two bearing parts 322 are located between the two turning parts 321. The middle of the bidirectional screw 323 is fixedly provided with a limiting part, and the limiting part is cylindrical. Two ends of the bidirectional screw rod 323 respectively penetrate through the two bearing parts 322, and the bidirectional screw rod 323 is respectively in threaded fit with the two bearing parts 322. Two ends of the bidirectional screw rod 323 penetrate through the two turning parts 321 respectively, and two ends of the bidirectional screw rod 323 are rotatably connected with the two turning parts 321 respectively. The first motor 324 is mounted on a side wall of one of the turning parts 321, and an output shaft of the first motor 324 is fixedly connected with an end of the bidirectional screw rod 323. The motor drives the bidirectional screw rod 323 to rotate, the bidirectional screw rod 323 drives the two bearing parts 322 to slide towards the direction of approaching to or separating from each other, so as to drive the two first bearing blocks 313 to slide towards the direction of approaching to or separating from each other, and thus the distance between the two first bearing blocks 313 is adjusted.
With continued reference to fig. 2, in order to limit the two first bearing blocks 313 from colliding with each other during the sliding process, a partition portion 3231 is integrally formed in the middle of the bidirectional screw rod 323, the partition portion 3231 is in the shape of a cylinder, and the axial direction of the partition portion 3231 is the same as the axial direction of the bidirectional screw rod 323.
Referring to fig. 1 and 2, the adjusting device 4 includes a carrying mechanism 41, a lifting mechanism 42, a second driving mechanism 43, and a reversing mechanism 44.
Referring to fig. 2, the elevating mechanism 42 includes a support plate 421, an elevating plate 422, a worm gear 423, and a rack 424. The shape of backup pad 421 is the cuboid, and the length direction of backup pad 421 is vertical direction, and backup pad 421 is located the lateral wall that workstation 1 deviates from first hand wheel 215, and the lateral wall of backup pad 421 and the lateral wall welding of workstation 1. The lateral wall that backup pad 421 is close to workstation 1 sets up the groove 4211 that slides that runs through, and the length direction of groove 4211 that slides is vertical direction, and the both ends of groove 4211 that slide all are the sealed setting. The shape of the lifting plate 422 is a cuboid, the length direction of the lifting plate 422 is the horizontal direction, and a sliding rod 4222 is welded on the side wall of the lifting plate 422 close to the support plate 421. The shape of the sliding rod 4222 is a cuboid, one end of the sliding rod 4222 far away from the lifting plate 422 penetrates through the sliding groove 4211, and the sliding rod 4222 is in sliding fit with the sliding groove 4211.
With reference to fig. 2, a second rotating shaft 4223 is integrally formed at one end of the sliding rod 4222 away from the lifting plate 422, the second rotating shaft 4223 is rotatably connected with the worm gear 423 through a bearing 4224, the rack 424 is fixed on a side wall of the supporting plate 421 away from the workbench 1, the length direction of the rack 424 is a vertical direction, the worm gear 423 is engaged with the rack 424, and the second driving mechanism 43 is used for driving the worm gear 423 to rotate.
Referring to fig. 1 and 2, the carrier mechanism 41 includes a carrier 411 and a connection member 412, and the carrier 411 includes two second carrier blocks 4111, a connection block 4112, and a third rotation shaft 4113. The shape that two second bore the weight of piece 4111 and connecting block 4112 is the cuboid, and the lower surface that two second bore the weight of piece 4111 all is connected with the upper surface fixed of connecting block 4112. Rotating portions 3132 are welded to the lower surfaces of the two second bearing blocks 4111, two ends of the third rotating shaft 4113 penetrate through the two rotating portions 3132 respectively, the third rotating shaft 4113 is rotatably connected with the two rotating portions 3132, and two ends of the third rotating shaft 4113 are welded to the side walls of the two second bearing blocks 4111, which are close to each other. The connecting member 412 includes a connecting rod 4121 and a fourth dovetail block 4122, one end of the connecting rod 4121 is welded to the side wall of the second bearing block 4111 near one end of the support plate 421, and the other end of the connecting rod 4121 is integrally formed with the fourth dovetail block 4122. A fourth dovetail groove 4221 is formed in the side wall of the lifting plate 422, which deviates from the supporting plate 421, the length direction of the fourth dovetail groove 4221 is the horizontal direction, two ends of the fourth dovetail groove 4221 are both provided with openings, and the fourth dovetail block 4122 is matched with the fourth dovetail groove 4221 in a sliding manner.
Referring to fig. 2, the second driving mechanism 43 includes a fourth supporting block 431 and a worm 432, and the fourth supporting block 431 is fixed to a side wall of the lift plate 422 facing away from the fourth dovetail groove 4221. Specifically, the shape of fourth supporting block 431 is the cuboid, the equal integrated into one piece of two relative lateral walls of fourth supporting block 431 has second fixed part 4311, the shape of two second fixed parts 4311 is the cuboid also, the lateral wall of two second fixed parts 4311 all butts the lateral wall that deviates from fourth dovetail 4221 in lifter plate 422, all wear to be equipped with the bolt on two second fixed parts 4311, two bolts all with lifter plate 422 screw-thread fit, thereby be fixed in on lifter plate 422 with two second fixed parts 4311, thereby be fixed in on lifter plate 422 with fourth supporting block 431.
With continued reference to fig. 2, the worm 432 is engaged with the worm wheel 423, a third driving rod 4321 is integrally formed at an end of the worm 432 facing the fourth supporting block 431, an end of the third driving rod 4321 away from the worm 432 passes through the fourth supporting block 431, the third driving rod 4321 is rotatably connected to the fourth supporting block 431, and the reversing mechanism 44 is configured to drive the third driving rod 4321 to rotate.
With reference to fig. 2, in order to limit the worm 432 from abutting against the side wall of the support plate 421 during the rotation of the worm 432, the side wall of the support plate 421 facing the worm 432 is provided with a space 4213 for the worm 432 to slide in the vertical direction, and the space 4213 provides a space for the worm 432 to slide in the vertical direction, so that the worm 432 does not rub against the support plate 421 during the lifting, and the flexibility of the rotation of the worm 432 is improved.
With continued reference to FIG. 2, the reversing mechanism 44 includes a mounting block 444, a reversing lever 443, a drive member, a first bevel gear 441 and a second bevel gear 442. The mounting block 444 is shaped like a cuboid, the mounting block 444 is integrally formed at one end of the supporting block, which is far away from the lifting plate 422, and the mounting block 444 is perpendicular to the supporting block. One end of the reversing rod 443 close to the mounting block 444 penetrates through the mounting block 444 and is rotatably connected with the mounting block 444, and one end of the reversing rod 443 far away from the mounting block 444 penetrates through the lifting plate 422 and is rotatably connected with the lifting plate 422. The first bevel gear 441 is sleeved on the reversing rod 443, and the first bevel gear 441 is fixedly connected with the reversing rod 443. One end of the third driving rod 4321 far away from the worm gear 423 is disposed through the center of the second bevel gear 442, the third driving rod 4321 is fixedly connected to the second bevel gear 442, and the first bevel gear 441 and the second bevel gear 442 are engaged with each other. In this embodiment, the driving member is a third handwheel 445, and the third handwheel 445 is fixedly disposed at one end of the reversing rod 443 penetrating through the mounting block 444.
Referring to fig. 1 and 2, a fastening piece 4441 for fixing the reversing lever 443 is disposed on the mounting block 444, in this embodiment, the fastening piece 4441 includes a second screw 44411 and a knob 44412, the second screw 44411 is inserted through the mounting block 444, the second screw 44411 is in threaded engagement with the mounting block 444, and the knob 44412 is welded to an end of the second screw 44411 away from the reversing lever 443. In particular, knob 44412 may be a wing nut 3152.
Referring to fig. 2, in order to facilitate a worker to thread a metal wire for cutting metal, a mounting plate 4212 is further disposed on the lifting plate 422, the metal wire is sleeved between the mounting plate 4212 and the second sliding plate 221, and the installation technology of the metal wire is the prior art and is not described herein.
The implementation principle of the wire cutting machine provided by the embodiment of the application is as follows: when the worker needs to adjust the angle of the first bearing block 313, the worker rotates the second screw 44411 by rotating the knob 44412, the fixing effect of the second screw 44411 on the reversing rod 443 is released, the reversing rod 443 is rotated by rotating the third hand wheel 445, the reversing rod 443 drives the first bevel gear 441 to rotate, the first bevel gear 441 drives the second bevel gear 442 to rotate, the second bevel gear 442 drives the third driving rod 4321 to rotate, the third driving rod 4321 drives the worm gear 423 to rotate, the worm gear 423 rolls along the length direction of the rack 424, the worm gear 423 drives the second rotating shaft 4223 to slide along the vertical direction, the second rotating shaft 4223 drives the sliding rod 4222 to slide along the vertical direction, the sliding rod 4222 drives the lifting plate 422 to slide along the vertical direction, the lifting plate 422 drives the fourth dovetail block 4122 to slide in the fourth dovetail groove 4221, the fourth dovetail block 4122 drives the connecting rod 4121 to slide along the length direction of the fourth dovetail groove 4221, the connecting rod 4121 drives the bearing frame 411 to slide along the length direction of the fourth dovetail groove 4221, so that the rotation portions 3132 on the two first bearing blocks 313 are rotated about the second rotation axis 4223, thereby achieving adjustment of the angles of the two first bearing blocks 313; finally, the knob 44412 is rotated to rotate the second screw rod 44411, so that the end of the second screw rod 44411 abuts against the surface of the reversing rod 443, thereby fixing the reversing rod 443 and further fixing the first bearing block 313.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a wire cutting machine which characterized in that: the device comprises a workbench (1), a sliding device (2), a clamping device (3) and an adjusting device (4), wherein the sliding device (2) is arranged on the workbench (1);
the clamping device (3) comprises a support frame (311) and a first bearing block (313); the supporting frame (311) is fixedly arranged on the sliding device (2), and one end of the first bearing block (313) is rotatably connected with the supporting frame (311);
the adjusting device (4) comprises a bearing mechanism (41), a lifting mechanism (42) and a second driving mechanism (43);
the lifting mechanism (42) comprises a supporting plate (421), a lifting plate (422), a worm wheel (423) and a rack (424); the supporting plate (421) is fixedly arranged on the workbench (1), a penetrating sliding groove (4211) is formed in the supporting plate (421), a sliding rod (4222) is fixedly arranged on the lifting plate (422), the sliding rod (4222) penetrates through the sliding groove (4211), and the sliding rod (4222) is in sliding fit with the sliding groove (4211);
the sliding rod (4222) penetrates through one end of the sliding groove (4211) to be rotatably connected with the worm gear (423), the rack (424) is fixed on the supporting plate (421), the worm gear (423) is meshed with the rack (424), and the second driving mechanism (43) is used for driving the worm gear (423) to rotate;
the bearing mechanism (41) comprises a bearing frame (411) and a connecting piece (412), one end of the first bearing block (313) is rotatably connected with the bearing frame (411), the connecting piece (412) comprises a connecting rod (4121) and a fourth dovetail block (4122), one end of the connecting rod (4121) is fixedly connected with the bearing frame (411), and the other end of the connecting rod (4121) is fixedly connected with the fourth dovetail block (4122); the lifting plate (422) is provided with a fourth dovetail groove (4221), and the fourth dovetail block (4122) is matched with the fourth dovetail groove (4221) in a sliding mode.
2. The wire cutting machine according to claim 1, characterized in that: the second driving mechanism (43) comprises a fourth supporting block (431) and a worm (432); the fourth supporting block (431) is fixedly arranged on the side wall of the lifting plate (422) departing from the fourth dovetail groove (4221), the worm (432) is meshed with the worm wheel (423), a third driving rod (4321) is fixedly arranged at one end of the worm (432) facing the fourth supporting block (431), one end of the third driving rod (4321) far away from the worm (432) penetrates through the fourth supporting block (431), and the third driving rod (4321) is rotatably connected with the fourth supporting block (431);
the adjusting device (4) further comprises a reversing mechanism (44), and the reversing mechanism (44) is used for driving the third driving rod (4321) to rotate.
3. The wire cutting machine according to claim 2, characterized in that: the reversing mechanism (44) comprises a mounting block (444), a reversing rod (443), a driving piece, a first bevel gear (441) and a second bevel gear (442);
the mounting block (444) is fixedly arranged at one end of the supporting block far away from the lifting plate (422), one end of the reversing rod (443) close to the mounting block (444) penetrates through the mounting block (444) and is rotatably connected with the mounting block (444), and one end of the reversing rod (443) far away from the mounting block (444) penetrates through the lifting plate (422) and is rotatably connected with the lifting plate (422); the first bevel gear (441) is sleeved on the reversing rod (443), and the first bevel gear (441) is fixedly connected with the reversing rod (443); one end, far away from the worm wheel (423), of the third driving rod (4321) penetrates through the center of the second bevel gear (442), the third driving rod (4321) is fixedly connected with the second bevel gear (442), the first bevel gear (441) is meshed with the second bevel gear (442), and the driving piece is used for driving the reversing rod (443) to rotate.
4. The wire cutting machine according to claim 3, characterized in that: the driving piece is a third hand wheel (445), and the third hand wheel (445) is fixedly arranged at one end of the reversing rod (443) penetrating through the mounting block (444).
5. The wire cutting machine according to claim 1, characterized in that: the carrier (411) comprises two second carrier blocks (4111), a connecting block (4112) and a third rotating shaft (4113); the shapes of the two second bearing blocks (4111) and the connecting block (4112) are both cuboids, and the lower surfaces of the two second bearing blocks (4111) are fixedly connected with the upper surface of the connecting block (4112); the lower surface of two first bearing blocks (313) has all welded rotating part (3132), and two rotating parts (3132) are passed respectively at the both ends of third rotation axis (4113), and third rotation axis (4113) rotates with two rotating parts (3132) to be connected, and the both ends of third rotation axis (4113) bear the lateral wall fixed connection that the piece (4111) is close to each other with two second respectively.
6. The wire cutting machine according to claim 3, characterized in that: the mounting block (444) is provided with a fastener (4441) for fixing the reversing rod (443), the fastener (4441) comprises a second screw rod (44411), the second screw rod (44411) is in threaded fit with the mounting block (444), and the end of the second screw rod (44411) abuts against the surface of the reversing rod (443).
7. The wire cutting machine according to claim 6, characterized in that: the fastener (4441) further comprises a knob (44412), and the knob (44412) is fixedly arranged at one end, away from the reversing rod (443), of the second screw rod (44411).
8. The wire cutting machine according to claim 2, characterized in that: the side wall of the support plate (421) facing the worm (432) is provided with an avoiding groove (4213) for the worm (432) to slide along the vertical direction.
CN202011570835.2A 2020-12-26 2020-12-26 Wire cutting machine Active CN112548245B (en)

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CN2279247Y (en) * 1997-01-06 1998-04-22 李树荣 Woodworking practical combined machine tool
JP2000176761A (en) * 1998-12-10 2000-06-27 Fanuc Ltd Vertical axis linear motion mechanism
US7854072B2 (en) * 2008-05-21 2010-12-21 Michael Curt Stark Precision sine vise
CN103537920B (en) * 2013-09-22 2016-06-01 徐州中材装备重型机械有限公司 The mechanical workout frock of a kind of adjustable angle
CN104999307B (en) * 2015-06-29 2017-03-29 凌云工业股份有限公司 A kind of cut-out base for the processing of automobile door sill cutting of members
DE102017116414A1 (en) * 2017-07-20 2019-01-24 Weiss Gmbh TRANSPORT DEVICE FOR THE ROTATORY AND / OR LINEAR MOVEMENT OF A WORKPIECE
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