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CN-224224222-U - Wire cutting machine for cutting cylindrical bar

CN224224222UCN 224224222 UCN224224222 UCN 224224222UCN-224224222-U

Abstract

A wire cutting machine for cutting cylindrical bars comprises a machine body, a machine base, a material supporting workbench horizontal moving device, a cutting wire winding system, a cutting wire lifting and feeding device and a control system, wherein the cutting wire winding system, the cutting wire lifting and feeding device and the control system are arranged on the machine body, a material supporting workbench sliding rail is arranged on the machine base, the material supporting workbench is assembled with the material supporting workbench sliding rail on the machine base, the material supporting workbench horizontal moving device is arranged on the machine base, the material supporting workbench comprises a workpiece clamping device and a workbench body, a workpiece clamping device moving rail is arranged on the workbench body, and the workpiece clamping device comprises a plurality of workpiece clamping units. According to the utility model, through the optimal design of the workpiece clamping device and the cutting line winding system, the cutting operation of cylindrical bar workpieces with different length and sizes is realized, and the purposes of improving the working efficiency and reducing the production cost are achieved.

Inventors

  • LI JIANHUA
  • ZHAO JINQIU
  • Bo Yongchun

Assignees

  • 唐山晶玉科技股份有限公司

Dates

Publication Date
20260512
Application Date
20250514

Claims (8)

  1. 1. A wire cutting machine for cutting cylindrical bars comprises a machine body (2), a machine base (3), a material supporting workbench (4), a material supporting workbench horizontal moving device (5), a cutting line winding system (6), a cutting line lifting and feeding device (7) and a control system, wherein the machine body (2) is arranged on the machine base (3), the cutting line winding system (6), the cutting line lifting and feeding device (7) and the control system are arranged on the machine body (2), the machine base (3) is fixed on the horizontal ground, a material supporting workbench sliding rail (3-1) and the material supporting workbench horizontal moving device (5) are arranged on the machine base (3), the material supporting workbench (4) is assembled with the material supporting workbench sliding rail (3-1) on the machine base (3), and is driven to switch between a workpiece feeding area and a workpiece cutting area through the material supporting workbench horizontal moving device (5), and the wire cutting machine is characterized in that: The workpiece clamping device comprises a workpiece clamping device (4-1) and a workbench body (4-2), wherein a workpiece clamping device moving rail (4-2-1) is arranged on the workbench body (4-2), the workpiece clamping device (4-1) comprises a plurality of workpiece clamping units, a clamping mechanism (4-1-1), a driving mechanism (4-1-2), a locking mechanism (4-1-3) and a workpiece clamping unit moving seat (4-1-4) are respectively arranged in each workpiece clamping unit, the workpiece clamping unit moving seat (4-1-4) is assembled with the workpiece clamping device moving rail (4-2-1) on the workbench body (4-2), the driving mechanism (4-1-2) and the locking mechanism (4-1-3) are arranged between the workpiece clamping unit moving seat (4-1-4) and the workbench body (4-2), and the clamping mechanism (4-1-1) is arranged on the workpiece clamping unit moving seat (4-2).
  2. 2. The wire cutting machine for cutting cylindrical bar stock according to claim 1, wherein the clamping mechanism (4-1-1) comprises clamping jaws (4-1-1-1), a clamping jaw assembly seat (4-1-1-4) and a clamping jaw cylinder (4-1-1-2), wherein the clamping jaw assembly seat (4-1-1-4) is installed at the middle part of the workpiece clamping unit moving seat (4-1-4), the clamping jaws (4-1-1-1) and the clamping jaw cylinder (4-1-1-2) are composed of two parts symmetrically arranged on the left and right sides of the clamping jaw assembly seat (4-1-1-4), the clamping jaw cylinder (4-1-1-2) is fixed on the workpiece clamping unit moving seat (4-1-4) in a vertical arrangement state, one end of the clamping jaw assembly seat (4-1-1) is hinged with the clamping jaw assembly seat (4-1-4), the other end of the clamping jaw assembly seat is hinged with the clamping jaw cylinder (4-1-1-4), and the other end of the clamping jaw assembly seat is hinged with the clamping jaw cylinder (4-1-1-2) in a left-right side telescopic rod (1-1-1).
  3. 3. The wire cutting machine for cylindrical bar cutting according to claim 2, wherein two sets of jaws (4-1-1-1) and jaw cylinders (4-1-1-2) are provided in the front-rear direction on the left and right sides of the jaw assembly seat (4-1-1-4), and a support bar (4-1-1-3) is provided on the clamping face of each set of jaws (4-1-1-1).
  4. 4. A wire cutting machine for cutting cylindrical bars according to claim 2 or 3, wherein the driving mechanism (4-1-2) is provided with a motor (4-1-2-1) and a gear rack transmission assembly, the motor (4-1-2-1) is mounted on a moving seat (4-1-4) of a workpiece clamping unit, an output shaft of the motor is assembled with the gear rack transmission assembly, the gear rack transmission assembly comprises a driving gear (4-1-2-2), a transition gear (4-1-2-3) and a rack (4-1-2-4), the rack (4-1-2-4) is fixed on a workbench body (4-2), the driving gear (4-1-2-2) is assembled with an output shaft of the motor in a fastening mode, the driving gear (4-1-2-2) is meshed with the transition gear (4-1-2-3), and the transition gear (4-1-2-3) is meshed with the rack (4-1-2-4) to form a transmission pair.
  5. 5. A wire cutting machine for cutting cylindrical bars according to claim 2 or 3, wherein the locking mechanism (4-1-3) comprises two parts which are symmetrically arranged left and right, a locking cylinder (4-1-3-1), a locking block (4-1-3-2) and a locking slide rail (4-1-3-3) are respectively arranged in each part, the locking cylinder (4-1-3-1) is arranged on a workpiece clamping unit moving seat (4-1-4) in a vertical arrangement state, a telescopic rod of the locking cylinder extends downwards, the locking block (4-1-3-2) is assembled at the tail end of the telescopic rod, the locking slide rail (4-1-3-3) is fixed on a workbench body (4-2), and a locking groove matched with the locking block (4-1-3-2) is arranged on the locking slide rail (4-1-3-3).
  6. 6. A wire cutting machine for cutting cylindrical bars according to claim 3 is characterized in that a workpiece position adjusting mechanism (4-1-5) is further arranged in the workpiece clamping unit, the workpiece position adjusting mechanism (4-1-5) is arranged in the clamping mechanism (4-1-1) and comprises two parts which are symmetrically arranged left and right, are positioned between two groups of clamping jaws (4-1-1) which are arranged on the left side and the right side of the clamping jaw assembly seat (4-1-1-4) along the front and rear direction, a roller (4-1-5-1) and a roller supporting seat (4-1-5-2) are arranged in the workpiece position adjusting mechanism (4-1-5), one end of the roller (4-1-5-1) is hinged with the roller supporting seat (4-1-5-2), the other end of the roller is hinged with the clamping jaw assembly seat (4-1-1-4) in the clamping mechanism, and the left and right groups of rollers (4-1-5-1 are arranged in a V shape.
  7. 7. The wire cutting machine for cutting cylindrical bar according to claim 6, wherein the wire winding system (6) is provided with a wire cutting (6-1), a wire releasing wheel assembly (6-2), a guide wheel assembly, a wire winding wheel assembly (6-7) and a cutting position adjusting mechanism, the wire cutting (6-1) bypasses the guide wheel assembly, two ends of the wire cutting (6-1) are respectively wound on the wire releasing wheel assembly (6-1) and the wire winding wheel assembly (6-7) to respectively match a single wire cutting mode and a double wire cutting mode in two winding modes, the cutting position adjusting mechanism comprises a movable guide wheel seat (6-5) and a screw nut transmission assembly (6-6) driven by a motor, the front and back position adjustment of a cutting wire cutting section of the wire cutting is realized through the front and back movement of the movable guide wheel seat (6-5), the guide wheel assembly comprises a tensioning wheel (6-4) and a plurality of guide wheels (6-3), the tensioning wheel (6-4) is arranged on a lifting feeding device (7), and the guide wheel (6-3) is arranged on the lifting wheel seat device (7) and the movable guide wheel (6-5) of the cutting position adjusting mechanism.
  8. 8. The wire cutting machine for cutting cylindrical bars according to claim 7 is further provided with a machine body shell (8), a protective cover (10) and an operation panel (9), wherein the machine body shell (8) is fixedly assembled with the machine body (2) and the machine base (3), the protective cover (10) is arranged outside a feed screw nut assembly (6-6) driven by a motor in a material supporting workbench horizontal moving device (5) and a cutting wire winding system (6), and the operation panel (9) is positioned on one side of the machine body shell (8) and is communicated with a control system of the wire cutting machine through a wire.

Description

Wire cutting machine for cutting cylindrical bar Technical Field The utility model relates to the technical field of diamond wire cutting machine equipment, in particular to a wire cutting machine for cutting cylindrical bars. Background The cutting principle of the diamond wire cutting machine is that the diamond wire is driven by a take-up and pay-off wheel which rotates at high speed and rotates in a reciprocating way to do reciprocating motion, and the diamond wire forms relative grinding motion between a set cutting section and a cut material under the control of the guide wheel guide and the tension of a tensioning wheel, so that the purpose of cutting is realized. The current diamond wire cutting machine is widely used for cutting various metal and nonmetal composite materials, and is particularly suitable for cutting high-hardness and easily-broken crystal materials. Diamond wire cutting machines include multi-wire cutting machines for simultaneously cutting a plurality of pieces of a workpiece, and single-wire cutting machines for generally performing squaring processing of cut materials. As shown in fig. 1, when the cut raw material is a cylindrical bar 1, particularly, the cut operation is performed on the cylindrical bar 1 with different length dimensions (for example, when the cylindrical bar is cut into a plurality of sections such as A, B, C, D, E sections), the problem of workpiece positioning and clamping is difficult to solve, and because the distances between each cutting surface and the positioning reference surface are different, a corresponding cutting line winding system is required to be configured, so that the working efficiency is reduced and the production cost is increased. Disclosure of utility model The utility model provides a linear cutting machine for cutting cylindrical bars, and aims to realize cutting operations of cylindrical bar workpieces with different length sizes by optimizing a workpiece clamping device and a cutting line winding system, so as to achieve the aims of improving the working efficiency and reducing the production cost. In order to achieve the above purpose, the utility model adopts the following technical scheme: The linear cutting machine for cutting cylindrical bars comprises a machine body, a machine base, a material supporting workbench horizontal moving device, a cutting line winding system, a cutting line lifting and feeding device and a control system, wherein the machine body is arranged on the machine base, the cutting line winding system, the cutting line lifting and feeding device and the control system are arranged on the machine body, the machine base is fixed on the horizontal ground, a material supporting workbench sliding rail and the material supporting workbench horizontal moving device are arranged on the machine base, and the material supporting workbench is assembled with the material supporting workbench sliding rail on the machine base and is driven to switch between a workpiece feeding area and a workpiece cutting area through the material supporting workbench horizontal moving device; The material supporting workbench comprises a workpiece clamping device and a workbench body, wherein a workpiece clamping device moving track is arranged on the workbench body, the workpiece clamping device comprises a plurality of workpiece clamping units, a clamping mechanism, a driving mechanism, a locking mechanism and a workpiece clamping unit moving seat are respectively arranged in each workpiece clamping unit, the workpiece clamping unit moving seat is assembled with the workpiece clamping device moving track on the workbench body, the driving mechanism and the locking mechanism are arranged between the workpiece clamping unit moving seat and the workbench body, and the clamping mechanism is arranged on the workpiece clamping unit moving seat. The clamping mechanism comprises clamping jaws, a clamping jaw assembly seat and clamping jaw air cylinders, wherein the clamping jaw assembly seat is arranged in the middle of a workpiece clamping unit moving seat, the clamping jaws and the clamping jaw air cylinders are symmetrically arranged on the left and right parts of the clamping jaw assembly seat, in each part of the clamping jaw assembly seat, the clamping jaw air cylinders are fixed on the workpiece clamping unit moving seat and are in a vertical arrangement state, telescopic rods of the clamping jaw air cylinders extend upwards, one ends of the clamping jaws are hinged and assembled with the clamping jaw assembly seat, the other ends of the clamping jaw air cylinders are hinged and assembled with the telescopic rods of the clamping jaw air cylinders, and the left and right clamping jaws are in V-shaped arrangement. The wire cutting machine for cutting off the cylindrical bar is characterized in that two groups of clamping jaws and clamping jaw cylinders are arranged on the left side and the right side of the clamping jaw assembly seat al