CN215824899U

CN215824899U - Novel numerical control machine tool

Info

Publication number: CN215824899U
Application number: CN202122278944.3U
Authority: CN
Inventors: 陈功文; 伍福生; 范礼仁; 陈功明
Original assignee: Jiangxi Qinrui Intelligent Technology Co ltd
Current assignee: Jiangxi Qinrui Intelligent Technology Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-15
Anticipated expiration: 2031-09-18

Abstract

The utility model relates to the technical field of numerical control machines, in particular to a novel numerical control machine, which comprises a rack, a movable workbench, a tool, a cutter assembly, a tool magazine assembly and a spindle assembly, wherein a part to be machined is additionally arranged on the movable workbench through a clamp, a plurality of movable workbenches and tools are arranged, a plurality of parts or products to be machined can be additionally arranged, the parts to be machined can simultaneously machine the same product, and different parts or products to be machined can be processed in an exchange mode, so that the production efficiency is improved, meanwhile, the tool magazine assembly is arranged on the relative outer side of the cutter assembly, the tool magazine assembly is far away from a machining station, and a larger effective machining space is vacated.

Description

Novel numerical control machine tool

Technical Field

The utility model relates to the technical field of numerical control machines, in particular to a novel numerical control machine.

Background

The engraving and milling machine is one of numerically controlled machine tools, comprises a workbench and a cutter assembly as common equipment in the mechanical field; during operation, a workpiece is placed on the upper surface of the table and is machined by the tool of the tool assembly.

The existing double-head tool magazine engraving and milling machine adopts an inline type or disc type tool magazine to simultaneously change tools, and particularly comprises a portal frame, a workbench and a cutting device arranged on a beam of the portal frame, wherein the workbench below the cutting device is provided with the inline type or disc type tool magazine which comprises a horizontally arranged rotary cutter disc and tools vertically clamped at the peripheral edges of the rotary cutter disc; however, the disc-type tool magazine is adopted, so that the trouble of manual tool changing can be avoided, but the structure of the double-head tool magazine engraving and milling machine of the disc-type tool magazine is limited, the disc-type tool magazine is used in a limited space, so that the tool changing time is long, the processing time is prolonged, and the reduction of the production cost is not facilitated.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model adopts the following technical scheme:

the utility model provides a novel numerical control machine tool, which comprises a rack, movable workbenches, tools, tool assemblies, tool magazine assemblies and spindle assemblies, wherein the movable workbenches are arranged on the rack in a longitudinally movable mode, at least two movable workbenches are symmetrically arranged on the rack, at least one tool assembly and one spindle assembly are arranged above each movable workbench, the tool magazine assemblies are arranged on the opposite outer sides of the tool assemblies, the tool magazine assemblies are fixed on the rack, the tool assemblies are arranged on the rack in a transversely movable mode, and parts to be machined are additionally arranged on the tools of the movable workbenches through clamps.

As a further improvement of the above technical solution, the mobile workbench includes a first slide rail, a workbench, a first lead screw transmission portion and a fourth shaft rotary workbench, the first slide rail is longitudinally disposed in the frame, the workbench is slidably disposed in the first slide rail, the first lead screw transmission portion is longitudinally disposed in the frame, the workbench is fixedly connected to the nut of the first lead screw transmission portion, first trapezoidal grooves are spaced apart from each other on the workbench, and the fourth shaft rotary workbench is fixed to the workbench through a fastener and matching of the first trapezoidal grooves.

As a further improvement of the above technical solution, the tool assembly includes a second slide rail, a third slide rail, a fixing portion, a second lead screw transmission portion, a fourth slide rail, a third lead screw transmission portion, a machining tool and a spindle assembly, the second slide rail and the third slide rail are arranged on the rack at an interval from top to bottom, the fixing portion is arranged on the second slide rail and the third slide rail in a sliding manner, the second lead screw transmission portion is arranged on the rack in a transverse manner, the fixing portion is fixedly connected with a nut of the second lead screw transmission portion, the fourth slide rail is arranged on the fixing portion in a normal direction, the machining tool is arranged on the fourth slide rail in a sliding manner, the third lead screw transmission portion is arranged on the fixing portion in a normal direction, the machining tool is fixedly connected with a nut of the third lead screw transmission portion, the machining tool includes a tool bit, the tool bit is fixed on the main shaft of the main shaft component.

As a further improvement of the technical scheme, the tool magazine assembly comprises a tool magazine and a tool changing part, the tool magazine is fixed on the rack positioned on one side of the tool assembly, and the tool changing part is fixed on the rack between the tool magazine and the tool assembly.

As a further improvement of the technical scheme, the rack comprises a base, a portal frame and a supporting seat, the base is arranged on the supporting seat, the portal frame is arranged on one side of the base, the number of the movable workbenches is two, the movable workbenches are symmetrically arranged on the base, the movable workbenches are located between the portal frames, the number of the tool assemblies and the number of the spindle assemblies are two, the spindle assemblies are symmetrically arranged on the portal frame, the number of the tool magazine assemblies is two, the tool magazine assemblies are symmetrically arranged on the portal frame, and the tool magazine assemblies are located on the outer sides of the tool assemblies.

As the further improvement of the technical scheme, the fourth shaft rotary worktable is arranged on a cushion block, the cushion block is a plurality of blocks, from bottom to top, the length of the cushion block is in a step type shortening mode, every through hole is formed in each of the four corners of the cushion block, every second trapezoid groove is symmetrically formed in each of the cushion blocks, the cushion block is located on the lower side of the through hole, fasteners penetrate through the through holes, and the other ends of the fasteners are matched with the corresponding through holes on the lower sides of the through holes in the second trapezoid grooves.

As a further improvement of the above technical solution, the fastening member is a bolt.

The utility model has the beneficial effects that: 1. the part of treating processing passes through anchor clamps and installs additional on the travelling platform, sets up a plurality of travelling platforms, can install a plurality of parts or the product of treating processing additional, and the part of treating processing can simultaneous processing, also can the part or the product of treating processing of exchangeable processing, improves production efficiency.

2. The tool magazine subassembly sets up in the relative outside of cutter unit, the machining-position has been kept away from, bigger effective machining space has been vacated, the symmetry sets up two cutter units and travelling workbench and main shaft assembly, second screw drive portion drive fixed part moves along the Y axle, thereby make the processing cutter move along the Y axle, third screw drive portion drive processing cutter moves along the Z axle, the workstation makes the relative cutter of product of treating processing move along the X axle, the part of treating processing can the simultaneous processing same product, also can the different parts or the product of processing are treated in the exchangeable processing, and the production efficiency is improved. The tool changing time is reduced, and the production cost can also be reduced.

4. The fourth shaft swivel work head sets up on the cushion, and the cushion is a plurality of, and the length of bottom-up cushion is cascaded and shortens, adopts cascaded cushion mode bed hedgehopping fourth shaft swivel work head that fastens layer upon layer, not only can disperse the fastening force to the multilayer bolt, needn't use too long bolt to fasten moreover, reduces the potential safety hazard.

Drawings

Fig. 1 is a schematic structural diagram of the numerical control machine tool of the present embodiment.

Fig. 2 is a side view of the numerical control machine tool of the present embodiment.

Fig. 3 is a schematic view of a part of the structure of the numerical control machine tool according to the embodiment.

Fig. 4 is a schematic structural diagram of the tool magazine assembly of the present embodiment.

Fig. 5 is a schematic structural diagram of the cushion block of the present embodiment.

Wherein the figures include the following reference numerals: 1. the automatic tool changing device comprises a rack, 101, a base, 102, a portal frame, 103, a supporting seat, 2, a movable workbench, 21, a first sliding rail, 22, a workbench, 23, a first screw rod transmission part, 24, a fourth shaft rotating workbench, 25, a first trapezoid groove, 3, a tool assembly, 31, a second sliding rail, 32, a third sliding rail, 3201, a fixing part, 33, a second screw rod transmission part, 34, a fourth sliding rail, 35, a third screw rod transmission part, 36, a machining tool, 4, a tool magazine assembly, 41, a tool magazine, 42, a tool changing part, 5, a cushion block, 51, a second trapezoid groove, 52 and a through hole.

Detailed Description

The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which presently preferred embodiments of the utility model are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for completeness and fully convey the scope of the utility model to the skilled person.

In one embodiment, referring to fig. 1, the present embodiment provides a novel numerical control machine tool, including a frame 1, a movable table 2, a tool assembly 3, and a tool magazine assembly 4; the movable working tables 2 are longitudinally and movably arranged on the rack 1, at least two movable working tables 2 are symmetrically arranged on the rack 1, and particularly, parts to be machined are additionally arranged on the movable working tables 2 through clamps; at least one cutter assembly 3 and a main shaft assembly are arranged above each movable workbench 2, the cutter assemblies 3 are provided with tool magazine assemblies 4 on the opposite outer sides, the tool magazine assemblies 4 are fixed on the machine frame 1, the cutter assemblies 3 are arranged on the machine frame 1 in a transverse moving mode, in the embodiment, the tool magazine assemblies 4 are arranged on the opposite outer sides of the cutter assemblies 3, the machining stations are far away, and a larger effective machining space is vacated.

In the above embodiment, specifically, the rack 1 includes a base 101, a gantry 102 and a support base 103, the base 101 is disposed on the support base 103, the gantry 102 is disposed on one side of the base 101, the two movable tables 2 are symmetrically disposed on the base 101, the movable tables 2 are located between the gantry 102, the two tool assemblies 3 and the two spindle assemblies are symmetrically disposed on the gantry 102, the two tool magazine assemblies 4 are symmetrically disposed on the gantry 102, and the tool magazine assemblies 4 are both located on opposite outer sides of the tool assemblies 3, specifically, the gantry 102 is used for avoiding longitudinal movement of the movable tables 2, so as to provide a larger effective processing space.

In one embodiment, referring to fig. 1 and 2, the movable table 2 includes a first slide rail 21, a table 22, a first screw transmission part 23 and a fourth shaft rotary table 24 (fourth shaft), the first slide rail 21 is longitudinally disposed on the frame 1, the table 22 is slidably disposed on the first slide rail 21, the first screw transmission part 23 is longitudinally disposed on the frame 1, the table 22 is fixedly connected with a nut of the first screw transmission part 23, first trapezoidal grooves 25 are spaced apart from the table 22, the fourth shaft rotary table 24 (fourth shaft) is fixed on the table 22 by a fastener in cooperation with the first trapezoidal grooves 25, specifically, the fourth shaft rotary table 24 (fourth shaft) is longitudinally an X-axis, and can be provided with various clamps to add various products to be processed, the fourth shaft rotary table 24 (fourth shaft) drives the products to be processed to rotate around the X-axis to adjust the processing position of the products, the first screw rod transmission part 23 drives the workbench 22 to longitudinally move to reach a station to be processed, and screw rod transmission is adopted, so that the movement precision and the movement stability of the workbench 22 can be improved.

In one embodiment, referring to fig. 1 and 2, the tool assembly 3 includes a second slide rail 31, a third slide rail 32, a fixed portion 3201, a second screw transmission 33, a fourth slide rail 34, a third screw transmission 35, a machining tool 36, and a spindle assembly, specifically, the machining tool 36 includes a tool bit fixed on a spindle of the spindle assembly, the second slide rail 31 and the third slide rail 32 are disposed on the frame 1 at an interval of up and down, transversely being a Y-axis, longitudinally being an X-axis, and normally being a Z-axis, the fixed portion 3201 is slidably disposed on the second slide rail 31 and the third slide rail 32, specifically, the upper portion of the fixed portion 3201 is slidably disposed on the second slide rail 31, the lower portion of the fixed portion 3201 is slidably disposed on the third slide rail 32, the fixed portion 3201 slides on the two slide rails to facilitate the stability of the Y-axis movement of the fixed portion 3201, the fixed portion 3201 of the symmetrically disposed tool assembly 3 is located on the same second slide rail 31 and the same third slide rail 32, the symmetrical fixing parts 3201Y-axis movement is consistent, and the complexity of arranging redundant slide rails is reduced; the second screw transmission part 33 is transversely arranged on the rack 1, the fixing part 3201 is fixedly connected with a nut of the second screw transmission part 33, the fourth slide rail 34 is longitudinally arranged on the fixing part 3201, the processing tool 36 is slidably arranged on the fourth slide rail 34, the third screw transmission part 35 is longitudinally arranged on the fixing part 3201, the processing tool 36 is fixedly connected with a nut of the third screw transmission part 35, specifically, the second screw transmission part 33 drives the fixing part 3201 to move along the Y axis, so that the processing tool 36 moves along the Y axis, the third screw transmission part 35 drives the processing tool 36 to move along the Z axis, the workbench 22 enables a product to be processed to move along the X axis relative to the tool, and further the processing tool 36 processes the product to be processed.

In one embodiment, referring to fig. 1 and 4, the tool magazine assembly 4 includes a tool magazine 41 and a tool changing portion 42, the tool magazine 41 is fixed on the frame 1 at one side of the tool assembly 3, the tool changing portion 42 is fixed on the frame 1 between the tool magazine 41 and the tool assembly 3, specifically, the tool magazine 41 is an arm type tool magazine 41, and the arm type tool magazine 41 is arranged at the left end and the right end to increase the effective machining space.

In one embodiment, the main structure of the rack 1 is integrally formed by marble or granite, the internal structure is uniform, the linear expansion coefficient is extremely small, the hardness is high, the rigidity is good, the hardness is high, the wear resistance is high, the temperature deformation is small, and the service life is long.

In one embodiment, referring to fig. 5, when the rotation diameter of the to-be-processed product attached to the fourth shaft rotating table 24 (fourth shaft) is too long, the to-be-processed product cannot be rotationally adjusted because the height from the axis of the fourth shaft rotating table 24 (fourth shaft) to the table 22 is not enough, at this time, a plurality of identical spacers 5 are disposed at the lower side of the fourth shaft rotating table 24 (fourth shaft) to elevate the fourth shaft rotating table 24 (fourth shaft), and further the height from the axis of the fourth shaft rotating table 24 (fourth shaft) to the table 22 is increased, so that the to-be-processed product attached to the fourth shaft rotating table 24 (fourth shaft) can be freely rotationally adjusted, at this time, the plurality of identical spacers 5 need to use fasteners with longer lengths, such as bolts, to fix all the spacers 5 and the fourth shaft rotating table 24 (fourth shaft) on the table 22, however, the fastening force provided by the fastening bolt is dispersed to the plurality of cushion blocks 5 due to the fact that the length of the fastening bolt is too long, so that the fastening of the fourth shaft rotary table 24 (fourth shaft) is loosened frequently, and machining is affected, meanwhile, the length of the fastening bolt is too long, so that the fastening bolt is easy to break due to the fact that the fastening bolt is subjected to large shearing force, and therefore a large potential safety hazard exists.

In one embodiment, referring to fig. 5, the fourth axis swivel work head 24 (fourth axis) is disposed on the cushion block 5, the cushion block 5 is a plurality of blocks, the length of the cushion block 5 from bottom to top is shortened in a stepwise manner, through holes 52 are formed in four corners of each cushion block 5, second trapezoidal grooves 51 are symmetrically formed in each cushion block 5, the through holes 52 of the upper cushion block 5 are located on the second trapezoidal grooves 51 of the lower cushion block 5, fasteners pass through the through holes 52, the other ends of the fasteners are matched in the second trapezoidal grooves 51 on the lower sides of the corresponding through holes 52, specifically, the fasteners are preferably bolts, the fourth axis swivel work head 24 (fourth axis) is raised in a layer-by-layer fastening manner of the stepped cushion blocks 5, not only can disperse the fastening force to multiple layers of bolts, but also does not need to use too long bolts for fastening, and potential safety hazards are reduced.

The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a novel numerical control machine tool, includes frame, mobile workbench, frock, cutter unit spare and tool magazine subassembly and main shaft assembly, its characterized in that:

the utility model discloses a lathe tool, including the frame, the frame is provided with tool assembly, main shaft assembly, the relative outside of tool assembly all is provided with tool assembly, tool magazine subassembly, the tool assembly is fixed in the frame, tool assembly sets up in the frame along longitudinal movement formula, the quantity of travelling table is two at least and the symmetry sets up in the frame, every the travelling table top all is provided with one at least tool assembly with main shaft assembly, the relative outside of tool assembly all is provided with tool magazine subassembly, tool magazine subassembly is fixed in the frame, tool assembly sets up along lateral shifting formula in the frame, the part of treating processing passes through anchor clamps and installs additional on travelling table's the frock.

2. The novel numerical control machine tool according to claim 1, characterized in that:

the movable working table comprises a first sliding rail, a working table, a first lead screw transmission part and a fourth shaft rotary working table, wherein the first sliding rail is longitudinally arranged on the frame, the working table is slidably arranged on the first sliding rail, the first lead screw transmission part is longitudinally arranged on the frame, the working table is fixedly connected with a nut of the first lead screw transmission part, first trapezoidal grooves are formed in the working table in a spaced mode, and the fourth shaft rotary working table is fixed on the working table through fasteners and matching of the first trapezoidal grooves.

3. The novel numerical control machine tool according to claim 1, characterized in that:

the cutter component comprises a second slide rail, a third slide rail, a fixing part, a second screw rod transmission part, a fourth slide rail, a third screw rod transmission part, a processing cutter and a main shaft component, the second slide rail and the third slide rail are arranged on the frame at intervals up and down along the transverse direction, the fixed part is arranged on the second slide rail and the third slide rail in a sliding way, the second screw rod transmission part is transversely arranged on the frame, the fixing part is fixedly connected with a nut of the second screw rod transmission part, the fourth slide rail is arranged on the fixed part along the normal direction, the processing cutter is arranged on the fourth slide rail in a sliding way, the third screw rod transmission part is arranged on the fixing part along the normal direction, the machining tool is fixedly connected with a nut of the third screw rod transmission part and comprises a tool bit, and the tool bit is fixed on a main shaft of the main shaft assembly.

4. The novel numerical control machine tool according to claim 1, characterized in that:

the tool magazine assembly comprises a tool magazine and a tool changing portion, the tool magazine is fixed to the rack on one side of the tool assembly, and the tool changing portion is fixed to the rack between the tool magazine and the tool assembly.

5. The novel numerical control machine tool according to claim 1, characterized in that:

the frame includes base, portal frame and supporting seat, be provided with on the supporting seat the base, base one side is provided with the portal frame, the quantity of travelling worktable is two and the symmetry sets up on the base, the travelling worktable is located between the portal frame, cutter unit with spindle unit's quantity is two and the symmetry sets up on the portal frame, the quantity of tool magazine subassembly is two and the symmetry sets up on the portal frame, the tool magazine subassembly all is located cutter unit's the relative outside.

6. The novel numerical control machine tool according to claim 2, characterized in that:

the fourth shaft swivel work head sets up on the cushion, the cushion is a plurality of, from the bottom up the length of cushion is cascaded and shortens, every the through-hole has all been seted up in the four corners of cushion, every second dovetail groove has all been seted up to equal symmetry on the cushion, the upside the cushion the through-hole is located its downside on the second dovetail groove of cushion, all passed the fastener in the through-hole, the fastener other end all cooperates correspondingly the through-hole downside in the second dovetail groove.

7. The novel numerical control machine tool according to claim 6, characterized in that:

the fastener is a bolt.