CN211840159U - Main spindle box of gantry engraving and milling machine - Google Patents
Main spindle box of gantry engraving and milling machine Download PDFInfo
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- CN211840159U CN211840159U CN202020009569.5U CN202020009569U CN211840159U CN 211840159 U CN211840159 U CN 211840159U CN 202020009569 U CN202020009569 U CN 202020009569U CN 211840159 U CN211840159 U CN 211840159U
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- main shaft
- spindle box
- butt joint
- milling machine
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Abstract
The utility model belongs to the technical field of carving mills quick-witted technique and specifically relates to a longmen carving mills quick-witted headstock, including sliding connection at the headstock on carving mills quick-witted portal, the headstock includes the motor room and the main shaft room of fretwork and sets up the guide rail installation face at the headstock back, the outer wall symmetry of main shaft room is equipped with a plurality of first deep floor, the inner wall and the guide rail installation face of main shaft room all are equipped with the second deep floor, the bilateral symmetry of motor room is equipped with braced frame, be equipped with main shaft servo motor through main shaft keysets and screw fixation in the motor room, main shaft servo motor's output transmission is connected and is equipped with the main shaft, the main shaft passes through main shaft mounting flange and. The utility model discloses an integral type design, stability is high, increases the thick ability of opening of lathe, has practicality, is fit for promoting.
Description
Technical Field
The utility model relates to a carving mills quick-witted technical field, especially relates to a longmen carving mills quick-witted headstock.
Background
The engraving and milling machine is one kind of numerically controlled machine tool. The engraving and milling machine is a numerical control milling machine using a small cutter, a high-power and high-speed spindle motor. The engraving and milling machine can engrave and mill, and is a high-efficiency and high-precision numerical control machine tool. The engraving and milling machine has wide application range, is widely used for finishing rough machining and finish machining of a precision die core at one time, and is widely applied to die red copper electrodes, aluminum product batch processing, shoe mold manufacturing, jig processing and clock and watch eye environment industries. The engraving and milling machine has high cost performance, high processing speed and good finish of processed products, plays an increasingly important role in the machine tool processing industry and is an indispensable processing link for industrial automation. At present, the carving mills machine and uses electric main shaft mostly, and electric main shaft's characteristics are high rotational speed, low moment of torsion, are fit for processing nonmetal like, ya keli, shine steel, bakelite and soft metal like: copper, aluminum, and the like. Although the high-power electric spindle can also process steel materials, the force is still small compared with that of a servo spindle, and the high-power electric spindle is only suitable for a steel material smooth cutter and is not suitable for integrated processing of rough cutting and smooth cutting. Therefore, many users firstly perform rough machining on the machining center and then move the workpiece to the engraving and milling machine finishing tool, so that time and labor are wasted, errors are prone to occurring, and therefore the main spindle box of the gantry engraving and milling machine is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that has current carving among the prior art to mill quick-witted headstock moment of torsion low, is not suitable for opening thick operation, work efficiency is low, and a longmen carving mills quick-witted headstock of mill that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the main shaft box comprises a hollowed motor chamber, a main shaft chamber and a guide rail mounting surface arranged on the back of the main shaft box, wherein the main shaft box is connected to the main shaft box on a carving and milling machine gantry in a sliding mode, a plurality of first reinforcing rib plates are symmetrically arranged on the outer wall of the main shaft chamber, second reinforcing rib plates are arranged on the inner wall of the main shaft chamber and the guide rail mounting surface, reinforcing frames are symmetrically arranged on two sides of the motor chamber, a main shaft servo motor is arranged in the motor chamber through a main shaft adapter plate and a screw, a main shaft is arranged at the output end of the main shaft servo motor in a transmission connection mode, and the main shaft is connected to the main shaft chamber through a main shaft mounting.
Preferably, two guide rail pressing block mounting positions are symmetrically arranged on one side of the guide rail mounting surface, a feed screw nut seat is fixedly arranged between the two guide rail pressing block mounting positions, and the spindle box is in sliding connection with the engraving and milling machine portal through a feed screw nut assembly arranged in the feed screw nut seat and a guide rail structure arranged in the guide rail pressing block mounting positions.
Preferably, carry out the transmission through the coupling subassembly between main shaft servo motor's output and main shaft and be connected, the coupling subassembly includes motor end shaft coupling and main shaft end shaft coupling, motor end shaft coupling and main shaft end shaft coupling are fixed respectively at main shaft servo motor's output and the tip of main shaft, equal angle in one side of main shaft end shaft coupling is equallyd divide and is equipped with a plurality of butt joint grooves, one side of motor end shaft coupling be equipped with the butt joint piece of butt joint groove one-to-one, realize through the installation pressure between main shaft mounting flange and the main shaft adapter plate between motor end shaft coupling and the main shaft end shaft coupling and dock the fastening of closing of groove and butt joint piece.
Preferably, the number of the butt joint grooves and the number of the butt joint blocks are four, arc groove walls are arranged on two sides of each butt joint groove, and arc bulges matched with the arc groove walls are arranged on two sides of each butt joint block.
Preferably, one end of the main shaft is provided with a main shaft taper hole and a main shaft positioning key.
Preferably, the first reinforcing rib plate is of a triangular rib plate structure, the second reinforcing rib plate is of a cross reinforcing rib structure, the reinforcing frame is of a triangular hollow frame structure, and the first reinforcing rib plate, the second reinforcing rib plate, the reinforcing frame and the spindle box are designed into an integral structure.
The utility model provides a pair of longmen carving mills quick-witted headstock, beneficial effect lies in: the utility model discloses a change the connected mode between main shaft and main shaft servo motor, adopt motor end coupling and the butt joint of main shaft end shaft coupling to be connected, the whole integral type design of headstock, the aircraft nose rigidity of main shaft has been promoted greatly, through suitable arrangement muscle and finite element analysis, it is even to make each stress point, it is little to shake, it is little to warp, stability is high, increase the thick ability of opening of lathe, and can high rotational speed smooth sword, can prop up opening of carving and milling machine thick, the smooth sword is once accomplished, promote the processing surface finish, can realize simultaneously that the aircraft nose of installing on the main shaft has the tapping function, and the tapping device has practicability.
Drawings
FIG. 1 is a schematic front structural view of a main spindle box of a gantry engraving and milling machine provided by the present invention;
FIG. 2 is a schematic view of a back structure of a main spindle box of the gantry engraving and milling machine provided by the present invention;
FIG. 3 is a schematic view of an explosion structure of a main spindle box of the gantry engraving and milling machine provided by the present invention;
fig. 4 is a schematic structural view of the spindle box according to the present invention;
fig. 5 is a schematic structural view of the motor end coupling and the spindle end coupling provided in the present invention.
In the figure: the spindle box comprises a spindle box 1, a first reinforcing rib plate 11, a reinforcing frame 12, a guide rail mounting surface 13, a guide rail pressing block mounting position 14, a screw rod nut seat 15, a second reinforcing rib plate 16, a spindle servo motor 2, a spindle 3, a spindle taper hole 31, a spindle positioning key 32, a spindle mounting flange 33, a spindle adapter plate 4, a motor end coupling 5, a butt joint block 51, a spindle end coupling 6, a butt joint groove 61, an arc-shaped groove wall 62, a motor chamber 7 and a spindle chamber 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-5, a gantry engraving and milling machine spindle box comprises a spindle box 1 which is slidably connected to a gantry of the engraving and milling machine, wherein the spindle box 1 comprises a hollow motor chamber 7, a hollow spindle chamber 8 and a guide rail mounting surface 13 arranged on the back of the spindle box 1, two guide rail press block mounting positions 14 are symmetrically arranged on one side of the guide rail mounting surface 13, a screw nut seat 15 is fixedly arranged between the two guide rail press block mounting positions 14, and the spindle box 1 is slidably connected with the gantry of the engraving and milling machine through a screw nut assembly arranged in the screw nut seat 15 and a guide rail structure arranged in the guide rail press block mounting position 14.
The outer wall symmetry of main shaft room 8 is equipped with a plurality of first deep floor 11, the inner wall of main shaft room 8 and guide rail installation face 13 all are equipped with second deep floor 16, the bilateral symmetry of motor room 7 is equipped with deep frame 12, first deep floor 11 is triangle-shaped gusset structure, second deep floor 16 is rice style of calligraphy strengthening rib structure, deep frame 12 is triangle-shaped fretwork frame structure, first deep floor 11, second deep floor 16 and deep frame 12 are structural design as an organic whole with headstock 1, it is even to make each stress point of headstock 1, vibrations are little, warp for a short time, and stability is high.
A main shaft servo motor 2 is fixedly arranged in the motor chamber 7 through a main shaft adapter plate 4 and screws, a main shaft 3 is arranged at the output end of the main shaft servo motor 2 in a transmission connection mode, the main shaft 3 is rotatably connected in a main shaft chamber 8 through a main shaft mounting flange 33 and screws, and a main shaft taper hole 31 and a main shaft positioning key 32 are arranged at one end of the main shaft 3.
The output end of the main shaft servo motor 2 is in transmission connection with the main shaft 3 through a coupling assembly, the coupling assembly comprises a motor end coupling 5 and a main shaft end coupling 6, the motor end coupling 5 and the main shaft end coupling 6 are respectively fixed at the output end of the main shaft servo motor 2 and the end part of the main shaft 3, one side of the main shaft end coupling 6 is equally provided with a plurality of butt joint grooves 61 at equal angles, one side of the motor end coupling 5 is provided with butt joint blocks 51 which are in one-to-one correspondence with the butt joint grooves 61, the number of the butt joint grooves 61 and the butt joint blocks 51 is four, arc groove walls 62 are arranged on two sides of the butt joint groove 61, arc-shaped protrusions matched with the arc-shaped groove walls 62 are arranged on two sides of the butt joint block 51, bearing capacity during butt joint is improved, and the butt joint groove 61 and the butt joint block 51 are fastened in a butt joint mode between the motor end coupler 5 and the spindle end coupler 6 through installation pressure between the spindle installation flange 33 and the spindle adapter plate 4.
The utility model discloses a change the connected mode between main shaft 3 and main shaft servo motor 2, adopt motor end coupling 5 and main shaft end coupling 6 to closing and connecting, whole integral type design, the aircraft nose rigidity of main shaft 3 has been promoted greatly, through suitable arrangement muscle and finite element analysis, make each stress point even, vibrations are little, it is little to warp, stability is high, increase the thick ability of opening of lathe, and can high rotational speed smooth sword, can prop up opening of carving and milling machine thick, the smooth sword is once accomplished, promote the processing surface finish, can realize simultaneously that the aircraft nose of installing on main shaft 3 has the function of attacking tooth, and the utility performance is possessed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A main spindle box of a gantry engraving and milling machine comprises a main spindle box (1) which is connected with a gantry of the engraving and milling machine in a sliding way, it is characterized in that the spindle box (1) comprises a hollow motor chamber (7), a spindle chamber (8) and a guide rail mounting surface (13) arranged on the back of the spindle box (1), a plurality of first reinforcing rib plates (11) are symmetrically arranged on the outer wall of the main shaft chamber (8), the inner wall of the main shaft chamber (8) and the guide rail mounting surface (13) are both provided with a second reinforcing rib plate (16), reinforcing frames (12) are symmetrically arranged on two sides of the motor chamber (7), a main shaft servo motor (2) is fixedly arranged in the motor chamber (7) through a main shaft adapter plate (4) and screws, the output end of the main shaft servo motor (2) is connected with a main shaft (3) in a transmission way, the main shaft (3) is rotatably connected in the main shaft chamber (8) through a main shaft mounting flange (33) and a screw.
2. A gantry engraving and milling machine spindle box according to claim 1, characterized in that two guide rail press block mounting positions (14) are symmetrically arranged on one side of the guide rail mounting surface (13), a feed screw nut seat (15) is fixedly arranged between the two guide rail press block mounting positions (14), and the spindle box (1) is slidably connected with the engraving and milling machine spindle frame through a feed screw nut assembly arranged in the feed screw nut seat (15) and a guide rail structure arranged in the guide rail press block mounting position (14).
3. A gantry engraving and milling machine main spindle box as claimed in claim 1, characterized in that the output end of the spindle servo motor (2) is in transmission connection with the spindle (3) through a coupling component, the coupling component comprises a motor end coupling (5) and a main shaft end coupling (6), the motor end coupling (5) and the main shaft end coupling (6) are respectively fixed at the output end of the main shaft servo motor (2) and the end part of the main shaft (3), a plurality of butt joint grooves (61) are uniformly arranged on one side of the main shaft end coupling (6) at equal angles, one side of the motor end coupler (5) is provided with butt joint blocks (51) which are in one-to-one correspondence with the butt joint grooves (61), the butt joint groove (61) and the butt joint block (51) are fastened in an involution mode through the installation pressure between the main shaft installation flange (33) and the main shaft adapter plate (4) between the motor end coupler (5) and the main shaft end coupler (6).
4. A gantry engraving and milling machine spindle box according to claim 3, wherein the number of the butt joint grooves (61) and the number of the butt joint blocks (51) are four, arc-shaped groove walls (62) are arranged on two sides of the butt joint grooves (61), and arc-shaped protrusions matched with the arc-shaped groove walls (62) are arranged on two sides of the butt joint blocks (51).
5. A gantry engraving and milling machine main spindle box according to claim 1, characterized in that one end of the main spindle (3) is provided with a main spindle taper hole (31) and a main spindle positioning key (32).
6. A main spindle box of a gantry engraving and milling machine according to claim 1, wherein the first reinforcing rib plate (11) is of a triangular rib plate structure, the second reinforcing rib plate (16) is of a reinforcing rib structure shaped like a Chinese character 'mi', the reinforcing frame (12) is of a triangular hollow frame structure, and the first reinforcing rib plate (11), the second reinforcing rib plate (16), the reinforcing frame (12) and the main spindle box (1) are designed into an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020009569.5U CN211840159U (en) | 2020-01-03 | 2020-01-03 | Main spindle box of gantry engraving and milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020009569.5U CN211840159U (en) | 2020-01-03 | 2020-01-03 | Main spindle box of gantry engraving and milling machine |
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| Publication Number | Publication Date |
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| CN211840159U true CN211840159U (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020009569.5U Active CN211840159U (en) | 2020-01-03 | 2020-01-03 | Main spindle box of gantry engraving and milling machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111014736A (en) * | 2020-01-03 | 2020-04-17 | 惠州市力玛机械设备有限公司 | Main spindle box of gantry engraving and milling machine |
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2020
- 2020-01-03 CN CN202020009569.5U patent/CN211840159U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111014736A (en) * | 2020-01-03 | 2020-04-17 | 惠州市力玛机械设备有限公司 | Main spindle box of gantry engraving and milling machine |
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