阅读说明：本技术 一种可自动换刀的金属加工机床 (Metal working machine tool capable of automatically changing tools ) 是由 李素梅 于 2020-05-17 设计创作，主要内容包括：本发明公开了一种可自动换刀的金属加工机床,包括底座,所述底座上端通过竖杆固定连接有横板,所述横板下端固定连接有加工箱,所述加工箱下端开设有圆槽,所述圆槽内壁均布固定连接有多个第一电动推杆,多个所述第一电动推杆活动端固定连接有夹板,所述横板下端开设有第一凹槽,所述第一凹槽相对内壁开设有两个滑槽,两个所述滑槽内壁滑动连接有连接块。本发明通过调节第三电动推杆伸缩,可以通过L型架带动第二电动推杆来回转动,便于将位于圆槽内的刀具和圆盘上的刀具进行更换,避免人工对刀具进行来回更换时出现刀具更换后夹持不稳的情况发生,导致刀具在使用过程中易损坏,进而对工件表面造成损伤,导致工件的精度下降。(The invention discloses a metal processing machine tool capable of automatically changing tools, which comprises a base, wherein the upper end of the base is fixedly connected with a transverse plate through a vertical rod, the lower end of the transverse plate is fixedly connected with a processing box, the lower end of the processing box is provided with a circular groove, a plurality of first electric push rods are uniformly and fixedly connected to the inner wall of the circular groove, the movable ends of the first electric push rods are fixedly connected with a clamping plate, the lower end of the transverse plate is provided with a first groove, two sliding grooves are formed in the first groove relative to the inner wall, and connecting blocks are connected to the inner walls of the. According to the invention, by adjusting the extension of the third electric push rod, the second electric push rod can be driven by the L-shaped frame to rotate back and forth, so that the cutter positioned in the circular groove and the cutter on the circular disc can be conveniently replaced, and the phenomenon that the cutter is unstable after being replaced when the cutter is replaced back and forth manually is avoided, so that the cutter is easy to damage in the use process, further the surface of a workpiece is damaged, and the precision of the workpiece is reduced.)

1. A metal processing machine tool capable of automatically changing tools comprises a base (1) and is characterized in that the upper end of the base (1) is fixedly connected with a transverse plate (2) through a vertical rod, the lower end of the transverse plate (2) is fixedly connected with a processing box (3), the lower end of the processing box (3) is provided with a circular groove (4), a plurality of first electric push rods (5) are uniformly and fixedly connected with the inner wall of the circular groove (4), a clamping plate (6) is fixedly connected with the movable end of each first electric push rod (5), a first groove (7) is formed in the lower end of the transverse plate (2), two sliding grooves (8) are formed in the inner wall of the first groove (7) relative to each other, a connecting block (9) is slidably connected to the inner wall of each sliding groove (8), a fixed block (10) is fixedly connected to the side wall of each connecting block (9), and the inner wall of, install the mechanism of depositing that deposits to the cutter on fixed block (10), diaphragm (2) lower extreme fixedly connected with fixed column (14), install on fixed column (14) and carry out the fixture of centre gripping to the cutter, second recess (24) have been seted up to base (1) lower extreme, install in second recess (24) and carry out tight clamping mechanism to the work piece on base (1).

2. The metal working machine tool capable of automatically exchanging the tools as claimed in claim 1, wherein the storage mechanism comprises a motor (11) fixedly connected to the lower end of a fixed block (10), a disc (12) is fixedly connected to the movable end of the motor (11), and a plurality of tools (13) are uniformly and slidably connected to the disc (12).

3. The metal working machine tool capable of automatically changing the tool according to claim 1, wherein the clamping mechanism comprises a second electric push rod (15) rotatably connected to the lower end of a fixed column (14), the side wall of the second electric push rod (15) is fixedly connected with a flat plate (17) through a support (16), the lower end of the flat plate (17) is symmetrically and rotatably connected with a clamping hand (18), the side wall of the flat plate (17) is provided with a through hole (19), the movable end of the second electric push rod (15) penetrates through the through hole (19) and is symmetrically and rotatably connected with two connecting rods (20), one end, far away from the second electric push rod (15), of each connecting rod (20) is rotatably connected with the side wall of the clamping hand (18), and a driving mechanism for driving the second electric push rod (15) to rotate is installed on the fixed column (14.

4. The metal working machine tool capable of automatically exchanging tools as claimed in claim 3, characterized in that the clamping mechanism comprises a double-threaded rod (25) rotatably connected to the inner wall of the second groove (24), two sliding blocks (26) are symmetrically and threadedly connected to the side wall of the double-threaded rod (25), and a baffle (27) is fixedly connected to the upper ends of the two sliding blocks (26) through a fixing rod.

5. The metal working machine tool capable of automatically exchanging tools as claimed in claim 3, wherein the driving mechanism comprises a fixing plate (21) fixedly connected to the side wall of the fixing column (14), a third electric push rod (22) is rotatably connected to the lower end of the fixing plate (21), the movable end of the third electric push rod (22) is rotatably connected with an L-shaped frame (23), and one end of the L-shaped frame (23) far away from the third electric push rod (22) is rotatably connected with the side wall of the second electric push rod (15).

6. The metalworking machine tool capable of automatically exchanging tools as claimed in claim 4, wherein one end of the double-head threaded rod (25) penetrates through the side wall of the base (1) and is fixedly connected with a rotating hand, and a rubber anti-slip sleeve is sleeved on the rotating hand.

7. The metal working machine tool capable of automatically changing tools as claimed in claim 4, characterized in that the side wall of the baffle (27) is glued with a rubber pad, and the side wall of the rubber pad is provided with anti-skid grains.

8. An automatically tool-changing metal working machine according to claim 5, characterized in that the L-shaped holder (23) is made of hard material and the clamping jaw (18) is made of light material.

9. The metal working machine tool capable of automatically exchanging tools as claimed in claim 1, characterized in that the working box (3), the fixing column (14) and the fixing block (10) are horizontally arranged from left to right along the lower end of the transverse plate (2).

10. The metal working machine tool capable of automatically exchanging tools as claimed in claim 1, characterized in that the lower end of the base (1) is symmetrically and fixedly connected with supporting columns (28), and the lower ends of the supporting columns (28) are fixedly connected with the ground through bolts.

Technical Field

The invention relates to the technical field of metal processing machines, in particular to a metal processing machine capable of automatically changing a tool.

Background

Machine tools are machines for manufacturing machines, generally including metal cutting machine tools, forging machine tools, woodworking machine tools and the like, and in modern machine manufacturing, parts with high precision requirements and fine surface roughness requirements are generally machined finally by cutting on the machine tools.

When adding man-hour to the work piece, because different cutter that can involve different processing faces on the work piece is processed, make to add man-hour need frequently change different cutter and process it to same work piece, make operating personnel's working strength big, when the manual work was made a round trip to the cutter and is changed, because the cutter replacement volume is great, the unstable condition of centre gripping takes place after the cutter change appears very easily, lead to the cutter fragile in the use, and can lead to the fact the damage to the workpiece surface, and then the precision that leads to the work piece descends and the result of use descends.

To this end, we propose a metalworking machine tool that can automatically change the tool.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, when the manual replacement of a cutter is high in working strength and the manual replacement of the cutter is frequently carried out back and forth, unstable clamping is easily caused after the cutter is replaced, and the surface of a workpiece is damaged, so that the precision of the workpiece is reduced and the using effect is reduced.

In order to achieve the purpose, the invention adopts the following technical scheme:

a metal processing machine tool capable of automatically changing tools comprises a base, wherein a transverse plate is fixedly connected to the upper end of the base through a vertical rod, a processing box is fixedly connected to the lower end of the transverse plate, a circular groove is formed in the lower end of the processing box, a plurality of first electric push rods are uniformly and fixedly connected to the inner wall of the circular groove, movable ends of the first electric push rods are fixedly connected with a clamping plate, a first groove is formed in the lower end of the transverse plate, two sliding grooves are formed in the first groove and correspond to the inner wall of each sliding groove, a connecting block is slidably connected to the inner wall of each sliding groove, a fixing block is fixedly connected to the side wall of each connecting block, a storage mechanism for storing tools is mounted on each fixing block, a fixing column is fixedly connected to the lower end of the transverse plate, a clamping mechanism for clamping the tools is mounted, and a clamping mechanism for clamping a workpiece on the base is arranged in the second groove.

Preferably, deposit the mechanism and include the motor of fixed connection at the fixed block lower extreme, motor expansion end fixedly connected with disc, equipartition sliding connection has a plurality of cutters on the disc.

Preferably, fixture is including rotating the second electric putter of connection at the fixed column lower extreme, the second electric putter lateral wall passes through support fixedly connected with flat board, dull and stereotyped lower extreme symmetry is rotated and is connected with the tong, the through-hole has been seted up to the dull and stereotyped lateral wall, second electric putter expansion end runs through the through-hole and symmetry is rotated and is connected with two connecting rods, two the connecting rod is kept away from second electric putter's one end and is rotated with the tong lateral wall and be connected, install drive second electric putter pivoted actuating mechanism on the fixed column.

Preferably, clamping mechanism is including rotating the double threaded rod of connection at second recess inner wall, double threaded rod lateral wall symmetry threaded connection has two sliders, two the slider upper end is through dead lever fixedly connected with baffle.

Preferably, actuating mechanism includes the fixed plate of fixed connection at the fixed column lateral wall, the fixed plate lower extreme rotates and is connected with third electric putter, third electric putter expansion end rotates and is connected with L type frame, the one end that third electric putter was kept away from to L type frame rotates with second electric putter lateral wall and is connected.

Preferably, double-end threaded rod one end runs through base lateral wall and fixedly connected with commentaries on classics hand, just the cover is equipped with rubber antiskid cover on changeing the hand.

Preferably, the side wall of the baffle is glued with a rubber pad, and the side wall of the rubber pad is provided with anti-skid grains.

Preferably, the L-shaped frame is made of a hard material, and the clamping hand is made of a light material.

Preferably, the processing box, the fixing column and the fixing block are horizontally arranged from left to right along the lower end of the transverse plate.

Preferably, the base lower extreme symmetry fixedly connected with support column, the support column lower extreme passes through bolt and ground fixed connection.

The invention has the following beneficial effects:

1. the second electric push rod is adjusted to contract by arranging the second electric push rod, the bracket, the flat plate, the clamping hands, the through hole and the connecting rod, so that the second electric push rod drives the two clamping hands to rotate relatively through the bracket, the two clamping hands are close to each other to clamp the cutter, manual operation is not needed, and simplicity and rapidness are achieved;

2. the fixing plate, the third electric push rod and the L-shaped frame are arranged, the third electric push rod is adjusted to stretch, the second electric push rod can be driven by the L-shaped frame to rotate back and forth, a cutter positioned in the circular groove can be conveniently transferred onto the circular disc, the cutter on the circular disc can be conveniently transferred into the circular groove, the cutter can be automatically replaced, the phenomenon that clamping is unstable after the cutter is replaced when the cutter is manually replaced back and forth is avoided, the cutter is easy to damage in the using process, the surface of a workpiece is further damaged, and the precision of the workpiece is reduced;

3. through the arrangement of the sliding groove, the connecting block, the fixing block, the air cylinder, the motor and the disc, the driving motor rotates to drive the disc to rotate, so that the position of a cutter on the disc is changed, different cutters are conveniently selected, and meanwhile, the fixing block can drive the disc to horizontally slide by adjusting the air cylinder, so that the cutter can be conveniently taken out by a clamping hand;

4. through setting up double threaded rod, slider and baffle, rotate double threaded rod and make symmetrical threaded connection be close to each other at the slider of its lateral wall, and then drive two baffles and be close to each other, press from both sides tightly the not work piece of equidimension of base upper end, easy operation, the practicality is strong.

Drawings

FIG. 1 is a schematic structural diagram of a metal working machine tool with an automatic tool changing function according to the present invention;

FIG. 2 is a schematic side sectional view of a cross plate of a metal working machine tool with automatic tool changing according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

FIG. 4 is a schematic cross-sectional view of a clamping mechanism in a metal working machine tool with an automatic tool changer according to the present invention;

FIG. 5 is a schematic cross-sectional view of a clamping mechanism in a metal working machine tool with an automatic tool changer according to the present invention.

In the figure: the automatic cutting machine comprises a base 1, a transverse plate 2, a processing box 3, a circular groove 4, a first electric push rod 5, a clamping plate 6, a first groove 7, a sliding groove 8, a connecting block 9, a fixing block 10, a motor 11, a disc 12, a cutter 13, a fixing column 14, a second electric push rod 15, a bracket 16, a flat plate 17, a clamping hand 18, a through hole 19, a connecting rod 20, a fixing plate 21, a third electric push rod 22, a 23L-shaped frame 24, a second groove 24, a double-threaded rod 25, a sliding block 26, a baffle 27, a supporting column 28 and a cylinder 29.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-5, a metal working machine tool capable of automatically changing tools comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a transverse plate 2 through a vertical rod, the lower end of the transverse plate 2 is fixedly connected with a working box 3, the lower end of the working box 3 is provided with a circular groove 4, the inner wall of the circular groove 4 is uniformly and fixedly connected with a plurality of first electric push rods 5, the movable end of each first electric push rod 5 is fixedly connected with a clamping plate 6, the lower end of the transverse plate 2 is provided with a first groove 7, the first groove 7 is provided with two sliding grooves 8 opposite to the inner wall, the inner walls of the two sliding grooves 8 are slidably connected with a connecting block 9, the side wall of the connecting block 9 is fixedly connected with a fixed block 10, the inner wall of the first groove 7 is fixedly connected with the side wall of the fixed block 10 through an air, a second groove 24 is formed in the lower end of the base 1, and a clamping mechanism for clamping a workpiece on the base 1 is installed in the second groove 24.

The storage mechanism comprises a motor 11 fixedly connected to the lower end of the fixed block 10, a disc 12 is fixedly connected to the movable end of the motor 11, and a plurality of cutters 13 are evenly distributed on the disc 12 in a sliding connection mode.

Fixture is including rotating second electric putter 15 of connection at fixed column 14 lower extreme, the dull and stereotyped 17 of support 16 fixedly connected with is passed through to second electric putter 15 lateral wall, dull and stereotyped 17 lower extreme symmetry rotation is connected with tong 18, through-hole 19 has been seted up to dull and stereotyped 17 lateral wall, second electric putter 15 expansion end runs through-hole 19 and symmetry rotation is connected with two connecting rods 20, the one end that second electric putter 15 was kept away from to two connecting rods 20 rotates with tong 18 lateral wall to be connected, it is further, adjust second electric putter 15 shrink, make support 16 drive two tong 18 and rotate relatively, and then make two tong 18 be close to each other and press from both sides the cutter tightly, need not manual operation, and is simple and fast, install drive second electric putter 15 pivoted actuating mechanism on the fixed column 14.

Clamping mechanism is including rotating the double threaded rod 25 of connection at the 24 inner walls of second recess, and double threaded rod 25 lateral wall symmetry threaded connection has two sliders 26, and dead lever fixedly connected with baffle 27 is passed through to two slider 26 upper ends, and is further, double threaded rod 25 rotates and makes slider 26 be close to each other and drive two baffles 27 and be close to each other, presss from both sides tightly the not work piece of equidimension in base 1 upper end, easy operation, and the practicality is strong.

Actuating mechanism includes fixed plate 21 of fixed connection at the 14 lateral walls of fixed column, fixed plate 21 lower extreme rotates and is connected with third electric putter 22, third electric putter 22 expansion end rotates and is connected with L type frame 23, the one end that third electric putter 22 was kept away from to L type frame 23 rotates with the 15 lateral walls of second electric putter to be connected, furthermore, it can make L type frame 23 drive the 15 corotation of second electric putter and reversal to perpendicular with fixed column 14 to adjust third electric putter 22 rotation, be convenient for the change of cutter on cutter and the disc 12 in the circular slot 4, need not manual operation, the unstable condition of centre gripping takes place after the cutter change appears when avoiding artifical to make a round trip to change the cutter, lead to the cutter fragile in the use, and then cause the damage to the workpiece surface, lead to the precision of work piece to descend.

One end of the double-threaded rod 25 penetrates through the side wall of the base 1 and is fixedly connected with a rotating hand, and a rubber anti-slip sleeve is sleeved on the rotating hand.

The rubber pad is glued to the side wall of the baffle 27, and the anti-skidding lines are formed in the side wall of the rubber pad, so that further, the rubber pad on the side wall of the baffle 27 can prevent the baffle 27 from damaging the surface of a workpiece when the workpiece is clamped tightly, and further the appearance of the workpiece is influenced.

The L-shaped frame 23 is made of hard materials, the clamping hand 18 is made of light materials, further, the service life of the driving mechanism can be prolonged due to the fact that the L-shaped frame 23 is made of hard materials, and the clamping hand 18 is made of light materials, so that the cutter can be protected.

The processing box 3, the fixing column 14 and the fixing block 10 are horizontally arranged from left to right along the lower end of the transverse plate 2.

The lower end of the base 1 is symmetrically and fixedly connected with supporting columns 28, and the lower ends of the supporting columns 28 are fixedly connected with the ground through bolts.

In the invention, when the cutter is replaced, a third electric push rod 22 fixedly connected to the lower end of a fixed plate 21 is adjusted to extend to push an L-shaped frame 23 rotatably connected to the movable end of the third electric push rod 22 to rotate, so that the L-shaped frame 23 pushes a second electric push rod 15 rotatably connected to the other end of the L-shaped frame to rotate until the second electric push rod 15 rotates 90 degrees to be vertical to a fixed column 14, then the second electric push rod 15 is adjusted to contract to drive two connecting rods 20 rotatably connected to the movable end of the second electric push rod 15 to rotate, so that the two connecting rods 20 drive a clamping hand 18 rotatably connected to the other end of the connecting rod 20 to rotate to clamp the lower end of the cutter 13 fixedly clamped in a circular groove 4, and at the moment, the first electric push rod 5 fixedly connected to the inner wall of the circular groove 4 is adjusted to contract to drive a clamping plate 6 fixedly connected to the movable end of the first, loosening the clamped cutter 13, then adjusting the third electric push rod 22 to stretch and retract, so that the third electric push rod 22 drives the second electric push rod 15 to reversely rotate for 180 degrees through the L-shaped frame 23 and is perpendicular to the fixed column 14 again, driving the motor 11 to rotate, so that a vacant cutter placing opening on the disc 12 is opposite to a cutter clamped by the clamp 18, then stopping rotating the motor 11, extending the adjusting cylinder 29, so that the cutter clamped by the clamp 18 enters the disc 12, then adjusting the second electric push rod 15 to extend, further enabling the connecting rod 20 to push the clamp 18 to rotate outwards, and loosening the cutter 13;

then the adjusting cylinder 29 is contracted to drive the disc 12 to be separated from the clamping jaw 18, the motor 11 is driven to rotate again, the disc 12 is driven to rotate until the cutter 13 to be replaced is opposite to the clamping jaw 18, then the motor 11 stops rotating, the adjusting cylinder 29 extends to enable the cutter 13 to enter the clamping jaw 18, the second electric push rod 15 is adjusted to contract to clamp the cutter 13, then the third electric push rod 22 is adjusted to extend again, the L-shaped frame 23 pushes the second electric push rod 15 to rotate forwards for 180 degrees until the second electric push rod is perpendicular to the fixed column 14, the cutter 13 enters the circular groove 4, then the first electric push rod 5 is adjusted to enable the clamping plate 6 to clamp the cutter 13, then the clamping jaw 18 is loosened, and the third electric push rod 22 is adjusted to enable the second electric push rod 15 to rotate reversely for 90 degrees to an initial state, so that the automatic replacement of the cutter 13 is completed;

put the work piece in base 1 upper end, rotate and change the hand, drive and change hand lateral wall fixed connection's double threaded rod 25 and rotate, and then drive and be close to each other with two sliders 26 of double threaded rod 25 lateral wall symmetry threaded connection, and then make two sliders 26 drive baffle 27 through the dead lever and be close to relatively, press from both sides tightly the not work piece of equidimension in base 1 upper end.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.