CN218696407U

CN218696407U - Automatic tool changing device of high-precision machining center

Info

Publication number: CN218696407U
Application number: CN202223139674.9U
Authority: CN
Inventors: 张子明; 邓振兴; 张倩楠; 张建
Original assignee: Gu'an Xinfenghang Equipment Manufacturing Co ltd
Current assignee: Gu'an Xinfenghang Equipment Manufacturing Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-24
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses an automatic tool changer of a high-precision machining center, which comprises a central shaft rotatably arranged in a sleeve, wherein the bottom end of the central shaft is in transmission connection with an annular frame, a protective cover is fixed outside the annular frame, the protective cover comprises a pair of baffles, a cylinder is connected between the baffles, a first cylinder with a stroke end penetrating through the cylinder is fixed on the sleeve, and the outer side wall of the cylinder is uniformly provided with a tool rest; an oiling mechanism is arranged above the first air cylinder and comprises a mounting plate, wherein the inner wall of the mounting plate is connected with a sponge block, oil filling holes are formed in the mounting plate, and the mounting plate is connected with a second air cylinder. The utility model discloses in, through setting up the protection casing, can not only provide the protection for the cutter, can also prevent that the staff is injured, improved the security of equipment, through setting up the mechanism that oils to the cutter, through setting up oil storage bottle, glib talker, leading oil pipe, the oiling of being convenient for has effectively improved the operational safety nature.

Description

Automatic tool changing device of high-precision machining center

Technical Field

The utility model relates to a machining center technical field specifically is an automatic tool changing device of high accuracy machining center.

Background

The invention discloses an automatic tool changer for a machining center (publication number: CN 114425713A). The invention adopts the structural design of planetary gear transmission by arranging a fixed sleeve, a central shaft, a planetary gear, an annular frame and a guide frame, solves the problem that an automatic tool changer is easy to deviate, improves the tool changing precision, but because a blade is used for a long time, the surface of the blade is easy to wear, and the invention does not design an oiling structure, so that in order to ensure the normal use of the blade, workers need to manually oil the blade, the operation is troublesome, and when the manual oiling is carried out, the hands of the workers are easy to contact with sharp blades to be injured, thereby reducing the safety of equipment. Therefore, an automatic tool changing device of a high-precision machining center is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic tool changer of high accuracy machining center to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the automatic tool changing device for the high-precision machining center comprises a central shaft which is rotatably arranged in a sleeve, wherein the bottom end of the central shaft is in transmission connection with an annular frame, a protective cover is coaxially fixed outside the annular frame, the protective cover comprises a pair of baffles, a cylinder body is connected between the baffles, a first cylinder with a stroke end penetrating through the cylinder body is vertically fixed on the side surface of the sleeve, and a movable tool rest is uniformly arranged on the outer side wall of the cylinder body in the radial direction;

the oil feeding mechanism is arranged above the cylinder, the oil feeding mechanism comprises a mounting plate, a sponge block is connected to the inner wall of the mounting plate, an oil filling hole penetrating through the mounting plate is formed in the top of the sponge block, the top of the mounting plate is connected with a second cylinder, and a lifting groove used for moving the mounting plate is formed in a baffle above the mounting plate.

Preferably, the back of the tool rest is connected with a gas spring, and the other end of the gas spring is fixed with the cylinder.

Preferably, a moving groove matched with a piston rod of the cylinder is formed in the circumferential side face of the cylinder, and supporting rods are uniformly fixed between the outer edges of the baffle plates.

Preferably, a support plate is fixed on the sleeve, and the second cylinder is mounted on the support plate.

Preferably, can dismantle in the backup pad and be connected with the oil storage bottle, the oil storage bottle top is equipped with the pump nozzle, and oil storage bottle bottom is connected with leads oil pipe, it is connected with the oil filler point to lead the oil pipe other end.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up the protection casing, it is fixed with the sleeve to protect the casing, and install the knife rest on the sleeve, utilize the protection casing, the knife rest cover that will install the cutter is inside, can not only provide the protection for the cutter, in case receive external impact and impaired, can also reduce the probability of cutter and staff's contact, prevent that the staff from being injured, the security of equipment has been improved, through setting up oiling mechanism, the sponge piece that will set up in the mounting panel inner wall is as the structure of cleaning lubricating oil to the cutter, and utilize the oil filler point, pour into lubricating oil into the sponge piece, because the sponge piece has porous structure, therefore the sponge piece can absorb more lubricating oil, cooperation cylinder two, make the mounting panel drive the sponge piece reciprocate, so that oil to the cutter, high durability and convenient use, through setting up the oil storage bottle, utilize the oil filler point, pour into lubricating oil into to it, and cooperate the oil guide pipe, with the leading-in sponge piece of lubricating oil, the oiling of being convenient for, and the operational safety has effectively been improved.

Drawings

Fig. 1 is a top view of an automatic tool changer of a high-precision machining center according to the present invention;

fig. 2 is a bottom view of the automatic tool changer of the high-precision machining center provided by the utility model;

fig. 3 is the utility model provides a high accuracy machining center automatic tool changer's the structural schematic diagram of the mechanism that oils.

In the figure: the oil filling device comprises a sleeve 1, a central shaft 2, an annular frame 3, a baffle plate 4, a barrel 5, a moving groove 6, a supporting rod 7, a first cylinder 8, a knife rest 9, an air spring 10, a supporting plate 11, an oil storage bottle 12, an oil filling nozzle 13, a mounting plate 14, a sponge block 15, an oil filling hole 16, an oil guide pipe 17, a second cylinder 18 and a lifting groove 19.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an automatic tool changer of a high-precision machining center comprises a central shaft 2 rotatably arranged in a sleeve 1, wherein the bottom end of the central shaft 2 is connected with an annular frame 3 in a transmission manner;

specifically, the bottom end of the central shaft 2 is connected with a planetary gear through a central gear in a meshing manner, a tooth socket in a meshing manner with the planetary gear is formed in the inner wall of the annular frame 3, and the planetary gear is in sliding fit with the inner wall of the annular frame 3.

A protective cover is coaxially fixed outside the annular frame 3 and comprises a pair of baffles 4, the center of the baffle 4 above the protective cover is provided with an opening coaxial with the sleeve 1 and used for enabling the sleeve 1 to penetrate through the baffles 4, a cylinder 5 with an unclosed upper end is connected between the baffles 4, a first air cylinder 8 with a stroke end penetrating through the cylinder 5 is vertically fixed on the side surface of the sleeve 1, and a movable knife rest 9 is uniformly arranged on the outer side wall of the cylinder 5 in the radial direction;

further, the back of the tool rest 9 is connected with a gas spring 10, and the other end of the gas spring 10 is fixed with the cylinder 5; when the first 8 piston rods of the air cylinder extend, the knife rest 9 can be ejected outwards, so that the action of feeding the knife is finished, and when the first 8 piston rods of the air cylinder restore, the knife rest 9 can be driven by the air spring 10 to restore to the original position again.

Furthermore, a moving groove 6 matched with a piston rod of the first cylinder 8 is formed in the circumferential side surface of the cylinder 5, and supporting rods 7 are uniformly fixed between the outer edges of the baffle plates 4, so that the upper baffle plate 4, the lower baffle plate 4 and the cylinder are kept in a fixed state; the central shaft 2 rotates to drive the central gear and the planetary gear to rotate, so that the annular frame 3 is further driven, the protective cover integrally rotates, and a piston rod of the first cylinder 8 can move between the annular frame 3 and the protective cover through the arrangement of the moving groove 6, so that the action that the piston rod of the first cylinder 8 pushes the knife rest 9 is not influenced;

specifically, through setting up the protection casing, it is fixed with protection casing and sleeve 1 to install knife rest 9 on sleeve 1, utilize the protection casing, the knife rest 9 that will install the cutter covers inside it, can not only provide the protection for the cutter, and it is impaired to prevent to receive external impact, can also reduce the probability of cutter and staff contact, prevents that the staff is injured, has improved the security of equipment.

An oiling mechanism is arranged above the first air cylinder 8, the oiling mechanism comprises an inverted U-shaped mounting plate 14, two sides of the inner wall of the mounting plate 14 are connected with sponge blocks 15 through adhesives, the sponge blocks 15 are convenient to replace, oil injection holes 16 penetrating through the mounting plate 14 are formed above the sponge blocks 15 and used for injecting lubricating oil into the sponge blocks 15, a second air cylinder 18 is arranged at the top of the mounting plate 14, piston rods of the second air cylinder 18 are vertically downwards connected with the mounting plate 14, and lifting grooves 19 used for moving the mounting plate 14 and the sponge blocks 15 are formed in the baffle plate 4 located above the second air cylinder; when the piston rod of the second cylinder 18 extends, the mounting plate 14 and the sponge block 15 enter the protective cover through the lifting groove 19, the mounting plate 14 and the sponge block 15 move up and down in the protective cover by further controlling the repeated extension and contraction of the piston rod of the second cylinder 18, and the cutter on the cutter frame 9 is oiled to lubricate the cutter;

specifically, through setting up the mechanism that oils, will set up in the sponge piece 15 of mounting panel 14 inner wall as the structure of cleaning lubricating oil to the cutter to utilize oil filler point 16, inject lubricating oil into sponge piece 15, because sponge piece 15 has porous structure, therefore more lubricating oil can be absorbed to sponge piece 15, and two 18 of cooperation cylinders make mounting panel 14 drive sponge piece 15 reciprocate, so that oil convenient to use to the cutter.

Furthermore, a support plate 11 is fixed on the sleeve 1, and a second air cylinder 18 is arranged on the support plate 11;

furthermore, an oil storage bottle 12 is detachably connected to the support plate 11, a tapered hole matched with the lower end of the oil storage bottle 12 is formed in the support plate 11, the oil storage bottle 12 is inserted into the tapered hole and is stably placed in the tapered hole to be convenient to take down, an oil filling nozzle 13 is arranged at the top end of the oil storage bottle 12, an oil guide pipe 17 is connected to the bottom end of the oil storage bottle 12, the oil guide pipe 17 is a flexible pipe and is convenient to move up and down along with the mounting plate 14, and the other end of the oil guide pipe 17 is connected with an oil filling hole 16;

specifically, through setting up oil storage bottle 12, utilize glib 13, pour into lubricating oil into to it to oil pipe 17 is led in the cooperation, with the leading-in sponge piece 15 of lubricating oil, the oiling of being convenient for, and effectively improved the operational safety nature.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 an automatic tool changer of high accuracy machining center, installs center pin (2) in sleeve (1) including rotating, center pin (2) bottom transmission is connected with annular frame (3), its characterized in that: a protective cover is coaxially fixed outside the annular frame (3), the protective cover comprises a pair of baffle plates (4), a cylinder body (5) is connected between the baffle plates (4), a first cylinder (8) with a stroke end penetrating through the cylinder body (5) is vertically fixed on the side surface of the sleeve (1), and a movable tool rest (9) is radially and uniformly arranged on the outer side wall of the cylinder body (5);

cylinder (8) top is equipped with oiling mechanism, oiling mechanism includes mounting panel (14), mounting panel (14) inner wall connection has sponge piece (15), sponge piece (15) top is equipped with oil filler point (16) that run through mounting panel (14), mounting panel (14) top is connected with cylinder two (18), offers lift groove (19) that are used for mounting panel (14) to remove on baffle (4) that are located the top.

2. The automatic tool changer for the high-precision machining center according to claim 1, characterized in that: the back of the tool rest (9) is connected with an air spring (10), and the other end of the air spring (10) is fixed with the barrel body (5).

3. The automatic tool changer for the high-precision machining center according to claim 1, characterized in that: a moving groove (6) matched with a piston rod of the first cylinder (8) is formed in the circumferential side face of the cylinder body (5), and supporting rods (7) are uniformly fixed between the outer edges of the baffle plates (4).

4. The automatic tool changer for the high-precision machining center according to claim 1, characterized in that: a supporting plate (11) is fixed on the sleeve (1), and the second air cylinder (18) is installed on the supporting plate (11).

5. The automatic tool changer for the high-precision machining center according to claim 4, wherein: can dismantle on backup pad (11) and be connected with oil storage bottle (12), oil storage bottle (12) top is equipped with oiling mouth (13), and oil storage bottle (12) bottom is connected with leads oil pipe (17), it is connected with oil filler point (16) to lead oil pipe (17) other end.