CN218397270U

CN218397270U - Numerical control machining center

Info

Publication number: CN218397270U
Application number: CN202222169031.2U
Authority: CN
Inventors: 黄龙彪; 许志伟; 黄龙华; 黄彩娟
Original assignee: Zhangzhou Huachuang Machinery Technology Co ltd
Current assignee: Zhangzhou Huachuang Machinery Technology Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-01-31
Anticipated expiration: 2032-08-17

Abstract

The utility model relates to a numerical control equipment technical field, and a numerical control machining center is disclosed, which comprises a lathe, the supporting legs, piece collection device, the control box, the handle, the dust-proof door, the platinum dustcoat is installed to the lathe, swing joint has the dust-proof door on the platinum dustcoat, install the handle on the dust-proof door, the platinum dustcoat still is fixed with the control box, the lathe still is equipped with the headstock, U type fin of evenly distributed has been increased at the outer wall of headstock, can accelerate the heat dissipation of headstock, carry out structural improvement to the main shaft under the prerequisite that does not hinder the main shaft loading and unloading, through set up electromagnetic core in the main shaft is inside, the heat dissipation aluminum sheet, parts such as gas column, utilize gas column injected gas inflation to release the heat dissipation aluminum sheet, and heat dissipation aluminum sheet and main shaft contact, can be to the main shaft heat dissipation, and multiunit heat dissipation aluminum sheet forms the blade, can produce the air current along with the main shaft rotatory ability, can further cool down the heat dissipation, the heat makes the headstock can dispel the heat fast under the effect of U type fin, the radiating effect is good.

Description

Numerical control machining center

Technical Field

The utility model relates to a numerical control equipment technical field specifically is a numerical control machining center.

Background

The numerical control machining center is a high-efficiency automatic machine tool which consists of mechanical equipment and a numerical control system and is suitable for machining complex parts. The numerical control machining center is one of numerical control machines with the highest yield and the most extensive application in the world. The comprehensive processing capacity is stronger, a workpiece can finish more processing contents after being clamped once, the processing precision is higher, the efficiency of batch workpieces with medium processing difficulty is 5-10 times that of common equipment, especially, the batch processing method can finish the processing which can not be finished by a plurality of common equipment, and the batch processing method is more suitable for single-piece processing or medium-small batch multi-variety production with complex shapes and high precision requirements. The functions of milling, boring, drilling, tapping, cutting threads and the like are integrated on one device, so that the device has multiple processing procedures.

The headstock is an important component part of numerical control machining center, through the driving motor function, it is rotatory to drive the main shaft on the headstock under the effect of belt pulley, belt, numerical control machining center is in the processing, the main shaft is in long-time high-speed rotation, can produce great heat, and the most of main shaft is in the headstock, the heat dissipation of being not convenient for, it is poor to add present headstock radiating effect, lead to the headstock impaired easily, consequently need for a numerical control machining center that the headstock radiating effect is good urgently.

SUMMERY OF THE UTILITY MODEL

1. The technical problem to be solved by the utility model

To the problem that exists among the prior art, the utility model aims to provide a numerical control machining center has the function that can dispel the heat and the headstock radiating effect is good to the main shaft.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a numerical control machining center, including lathe, supporting legs, piece collection device, control box, handle, dust-proof door, platinum dustcoat, the platinum dustcoat is installed to the lathe, swing joint has the dust-proof door on the platinum dustcoat, install the handle on the dust-proof door, the platinum dustcoat still is fixed with the control box, the bottom of lathe is connected with the lathe perpendicularly, one side of lathe is equipped with mobilizable piece collection device, piece collection device is located the chip removal mouth below of lathe, be fixed with the headstock on the lathe.

As further optimization, the main shaft box comprises a main shaft, a heat dissipation box body, a belt pulley and a type heat dissipation sheet, the main shaft penetrates through the heat dissipation box body and is movably connected with the heat dissipation box body, the belt pulley is installed at one tail end of the main shaft, and the type heat dissipation sheet is arranged on the outer wall of the heat dissipation box body.

As further optimization, the main shaft is composed of a hollow shaft body, an electromagnetic iron core, a heat dissipation group and an air column, the air column is arranged inside the hollow shaft body, the electromagnetic iron core is arranged inside the air column, five groups of heat dissipation groups are arranged on the air column, and the heat dissipation groups are matched with the hollow shaft body.

Wherein, the hollow shaft body is provided with a through hole.

As further optimization, the heat dissipation group is composed of a rubber ring, limiting iron sheets and heat dissipation aluminum sheets, the limiting iron sheets are fixed on the outer wall of the rubber ring in six equal directions, the surfaces, far away from the rubber ring, of the limiting iron sheets are perpendicularly connected with the heat dissipation aluminum sheets, and the heat dissipation aluminum sheets penetrate through the through holes and are attached to the hole walls.

Wherein, the horizontal central line of electromagnetic core, gas post, cavity axis body is same, and the both ends of cavity axis body all cooperate with the heat dissipation box through two bearings.

As further optimization, the both ends of heat dissipation aluminum sheet all are equipped with the spring leaf, and the spring leaf laminates with the heat dissipation aluminum sheet, and the both ends of spring leaf all run through there is the threading tape, threading tape and heat dissipation aluminum sheet fixed connection.

Wherein, the rubber circle runs through in the gas column, and gas column and rubber circle contact.

As further optimization, the gas column is provided with a channel, the electromagnetic iron core penetrates through the channel, the two ends of the electromagnetic iron core are connected with the inner wall of the hollow shaft body through the supporting pieces, the electromagnetic iron core and the channel are in clearance fit, and the gas column is further provided with a gas injection head.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a carry out the institutional advancement to the headstock of numerical control machining center, add the U type fin of evenly distributed at the outer wall of headstock, can accelerate the heat dissipation of headstock, carry out the institutional advancement to the main shaft under the prerequisite that does not hinder the main shaft loading and unloading, through parts such as add electromagnetic core, heat dissipation aluminum sheet, the gas column in the main shaft inside, utilize gas column injection gas inflation to release heat dissipation aluminum sheet, and heat dissipation aluminum sheet and main shaft contact, can dispel the heat to the main shaft, and multiunit heat dissipation aluminum sheet forms the blade, can produce the air current along with the main shaft rotation, can further cool down the heat dissipation, the heat makes the headstock can dispel the heat fast under the effect of U type fin, the radiating effect is good;

2. the utility model discloses a heat dissipation aluminum sheet has elasticity through having additionally set up the spring leaf based on the spring leaf, enables the pore wall of heat dissipation aluminum sheet and main shaft and laminates completely, does benefit to abundant heat dissipation.

Drawings

Fig. 1 is a schematic structural view of a numerical control machining center of the present invention;

FIG. 2 is a schematic structural view of the spindle box of the present invention;

FIG. 3 is a schematic view of a partial structure of the spindle box of the present invention;

fig. 4 is a schematic sectional view of the spindle according to the first state of the present invention;

fig. 5 is a schematic sectional view of the spindle according to the second state of the present invention;

fig. 6 is a schematic perspective view of the main shaft of the present invention;

fig. 7 is a schematic view of the sectional structure of the heat dissipation aluminum sheet and the limiting iron sheet of the present invention.

Reference numbers in the figures: the device comprises a machine tool-1, supporting legs-2, a scrap collecting device-3, a control box-4, a handle-5, a dustproof door-6, a platinum outer cover-7, a main shaft-11, a heat dissipation box body-22, a belt pulley-33, U-shaped heat dissipation fins-44, a hollow shaft body-101, an electromagnetic iron core-102, a heat dissipation group-103, an air column-104, a through hole-a, a rubber ring-c 1, a limiting iron sheet-c 2, a heat dissipation aluminum sheet-c 3, a spring sheet-c 4 and a channel-b.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-6, a numerical control machining center comprises a machine tool 1, supporting legs 2, a chip collecting device 3, a control box 4, a handle 5, a dustproof door 6 and a platinum outer cover 7, wherein the machine tool 1 is provided with the platinum outer cover 7, the platinum outer cover 7 is movably connected with the dustproof door 6, the dustproof door 6 is provided with the handle 5, the platinum outer cover 7 is further fixed with the control box 4, the bottom of the machine tool 1 is vertically connected with the machine tool 1, one side of the machine tool 1 is provided with the movable chip collecting device 3, the chip collecting device 3 is positioned below a chip discharging port of the machine tool 1, and a spindle box is fixed on the machine tool 1.

The spindle box comprises a spindle 11, a heat dissipation box body 22, a belt pulley 33 and U-shaped cooling fins 44, wherein the spindle 11 penetrates through the heat dissipation box body 22 and is movably connected with the heat dissipation box body 22, the belt pulley 33 is installed at one tail end of the spindle 11, the U-shaped cooling fins 44 are arranged on the outer wall of the heat dissipation box body 22, and the U-shaped cooling fins 44 can play a role in heat dissipation.

The specific main shaft 11 is composed of a hollow shaft body 101, an electromagnetic core 102, a heat dissipation group 103 and an air column 104, wherein a through hole a is formed in the hollow shaft body 101, the air column 104 is arranged in the hollow shaft body 101, the electromagnetic core 102 is arranged in the air column 104, five heat dissipation groups 103 are arranged on the air column 104, the heat dissipation groups 103 are matched with the hollow shaft body 101, the horizontal central lines of the electromagnetic core 102, the air column 104 and the hollow shaft body 101 are the same, and two ends of the hollow shaft body 101 are matched with a heat dissipation box body 22 through two bearings.

The specific heat dissipation group 103 comprises a rubber ring c1, a limiting iron sheet c2 and a heat dissipation aluminum sheet c3, wherein the limiting iron sheet c2 is fixed on the outer wall of the rubber ring c1 in six equal directions, the side, away from the rubber ring c1, of the limiting iron sheet c2 is perpendicularly connected with the heat dissipation aluminum sheet c3, the heat dissipation aluminum sheet c3 penetrates through the through hole a, the heat dissipation aluminum sheet c3 is attached to the hole wall, the rubber ring c1 penetrates through the air column 104, and the air column 104 is in contact with the rubber ring c 1.

Wherein, gas column 104 is equipped with passageway b, and electromagnet core 102 runs through in passageway b and electromagnet core 102's both ends are connected with the inner wall of cavity axis body 101 through the backing sheet, and electromagnet core 102 adopts clearance fit with passageway b, and gas column 104 still is equipped with the gas injection head of being convenient for gas injection or unloading.

The working principle is as follows: after main shaft 11 installs in heat dissipation box 22, through toward air column 104 gas injection, make air column 104 inflation expand and prop big rubber ring c1, thereby rubber ring c 1's bore grow, it is overhanging toward through-hole an to drive heat dissipation aluminum sheet c3 through spacing aluminum sheet c2, receive the restriction until spacing aluminum sheet c2, and heat dissipation aluminum sheet c3 part stretches out outside cavity axis body 101, be convenient for dispel the heat to main shaft 11, and heat dissipation aluminum sheet c3 forms the blade on cavity axis body 101, can produce the air current when rotatory along with cavity axis body 101, can further play the radiating action.

When dismantling main shaft 11, unload gas to gas post 104, through the circular telegram to electromagnet core 102 for electromagnet core 102 produces magnetism after the circular telegram and produces magnetic attraction to heat dissipation aluminum sheet c3, thereby heat dissipation aluminum sheet c3 hides in getting into main shaft 11, avoids heat dissipation aluminum sheet c3 to obstruct main shaft 11 and breaks away from heat dissipation box 22.

Example 2

Referring to fig. 7, the embodiment 1 is further implemented, and different from the embodiment 1, the two ends of the heat dissipation aluminum sheet c3 described in the embodiment 1 are respectively provided with a spring piece c4, the spring piece c4 is attached to the heat dissipation aluminum sheet c3, the two ends of the spring piece c4 are respectively penetrated with a tape threading strip c5, the tape threading strip c5 is fixedly connected with the heat dissipation aluminum sheet c3, and the arrangement of the spring piece c4 enables the heat dissipation aluminum sheet c3 to be better contacted with the hole wall of the hollow shaft body 101, thereby facilitating the sufficient heat dissipation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a numerical control machining center, includes lathe (1), platinum dustcoat (7) are installed in lathe (1), swing joint has dust-proof door (6) on platinum dustcoat (7), install handle (5) on dust-proof door (6), platinum dustcoat (7) still are fixed with control box (4), the bottom of lathe (1) is connected with lathe (1) perpendicularly, one side of lathe (1) is equipped with mobilizable piece collection device (3), piece collection device (3) are located the chip removal mouth below of lathe (1), be fixed with the headstock on lathe (1), its characterized in that:

the spindle box comprises a spindle (11) and a heat dissipation box body (22), the spindle (11) penetrates through the heat dissipation box body (22) and is movably connected with the heat dissipation box body (22), a belt pulley (33) is installed at one tail end of the spindle (11), and U-shaped cooling fins (44) are arranged on the outer wall of the heat dissipation box body (22);

the spindle (11) comprises a hollow shaft body (101), an air column (104) is arranged inside the hollow shaft body (101), an electromagnetic iron core (102) is arranged inside the air column (104), and five groups of heat dissipation groups (103) matched with the hollow shaft body (101) are arranged on the air column (104);

the hollow shaft body (101) is provided with a through hole (a);

the heat dissipation group (103) comprises a rubber ring (c 1), a limiting iron sheet (c 2) and a heat dissipation aluminum sheet (c 3), wherein the heat dissipation aluminum sheet (c 3) is connected with the rubber ring (c 1) through the limiting iron sheet (c 2), and the heat dissipation aluminum sheet (c 3) penetrates through the through hole (a) and is attached to the hole wall (c 3).

2. The numerical control machining center according to claim 1, characterized in that: the horizontal center lines of the electromagnetic iron core (102), the air column (104) and the hollow shaft body (101) are the same, and two tail ends of the hollow shaft body (101) are matched with the heat dissipation box body (22) through two bearings.

3. The numerical control machining center according to claim 1, characterized in that: the heat dissipation aluminum sheet (c 3) is characterized in that two ends of the heat dissipation aluminum sheet (c 3) are respectively provided with a spring piece (c 4) attached to the heat dissipation aluminum sheet, strip penetrating strips (c 5) penetrate through two ends of the spring pieces (c 4), and the strip penetrating strips (c 5) are fixedly connected with the heat dissipation aluminum sheet (c 3).

4. The numerical control machining center according to claim 1, characterized in that: the rubber ring (c 1) penetrates through the air column (104), and the air column (104) is in contact with the rubber ring (c 1).

5. A numerical control machining center according to claim 1 or 2, characterized in that: the gas column (104) is provided with a channel (b), and the electromagnet core (102) penetrates through the channel (b) and two ends of the electromagnet core (102) are connected with the inner wall of the hollow shaft body (101) through the supporting pieces.

6. The numerical control machining center according to claim 5, wherein: the electromagnetic iron core (102) is in clearance fit with the channel (b), and the gas column (104) is further provided with a gas injection head.