CN109605099B

CN109605099B - Replacement assembly for tool rest of numerical control machine tool

Info

Publication number: CN109605099B
Application number: CN201811265557.2A
Authority: CN
Inventors: 韩小东; 韩雪斌; 王禄青
Original assignee: Shenyang Dafeng Machinery Co ltd
Current assignee: Shenyang Dafeng Machinery Co ltd
Priority date: 2018-10-25
Filing date: 2018-10-25
Publication date: 2020-10-13
Anticipated expiration: 2038-10-25
Also published as: CN109605099A

Abstract

The invention discloses a replacement component for a tool rest of a numerical control machine tool, which comprises a machine table, wherein a movable component capable of moving in an X axis and a Y axis and a platen fixedly connected to the movable component are fixedly connected to the front side of the top surface of the machine table, a vertical table is fixedly connected to the rear side of the machine table, a hydraulic pushing rod B is fixedly connected to the front side of the vertical table, an electromagnet is fixedly connected to the end part of the hydraulic pushing rod B, a hydraulic pushing rod D is fixedly connected to the rear side of the bottom surface of the machine table, a bearing table is fixedly connected to the output end of the hydraulic pushing rod D, penetrates through the outer wall of the top surface of the machine table, and tool rests are arranged on the bearing. This subassembly is changed to digit control machine tool knife rest when the knife rest needs to be changed, can carry out the autonomic change of knife rest through the propulsion and the back of hydraulic pressure propulsion pole A and electro-magnet to fixed the knife rest by hydraulic pressure lock mechanism after changing, the process is stable orderly, and degree of automation is high, is applicable to the processing use that complicated part needs multiple cutter.

Description

Replacement assembly for tool rest of numerical control machine tool

Technical Field

The invention relates to the technical field of numerical control machinery, in particular to a tool rest replacing component of a numerical control machine tool.

Background

The numerical control lathe and the turning center are high-precision and high-efficiency automatic machine tools. The multi-station tool turret or the power tool turret is equipped, the machine tool has wide processing technology performance, can process complex workpieces such as linear cylinders, oblique line cylinders, circular arcs and various threads, grooves, worms and the like, has various compensation functions of linear interpolation and circular arc interpolation, and has good economic effect in the batch production of complex parts, the numerical control machine comprises a host machine, a numerical control device, a driving device, an auxiliary device and programming and accessory equipment, wherein the main machine comprises machine tool bodies, upright columns, a main shaft, a feeding mechanism and other mechanical parts, the mechanical parts are used for finishing various cutting processes, when cutting, a plurality of cutters are needed for processing, and further, automatic cutter changing is needed when processing, however, in the driving machine tool, although the tool can be automatically changed, the tool rest is fixed, and only a fixed number of tools are provided for each tool rest, so that diversified workpiece processing cannot be performed by replacing the tool rest.

Disclosure of Invention

The invention aims to provide a tool rest replacing component of a numerical control machine tool, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a replacement component for a tool rest of a numerical control machine tool comprises a machine table, wherein a movable component capable of moving in an X axis and a Y axis and a platen fixedly connected to the movable component are fixedly connected to the front side of the top surface of the machine table, a vertical table is fixedly connected to the rear side of the machine table, a hydraulic push rod B is fixedly connected to the front side of the vertical table, an electromagnet is fixedly connected to the end of the hydraulic push rod B, a hydraulic push rod D is fixedly connected to the rear side of the bottom surface of the machine table, the output end of the hydraulic push rod D penetrates through the outer wall of the top surface of the machine table and is fixedly connected with a bearing table, tool rests are arranged on the top surface seats of the bearing table and the platen, hydraulic buckling mechanisms for pressing the tool rests are fixedly connected to the peripheries of the top surfaces of the bearing table and the platen, hydraulic push rods C are fixedly connected to the two ends of the inner side of the bearing table, jacks B are formed in the two sides of, the front two sides of the knife rest are provided with insertion holes A, the output end of the hydraulic pushing rod B is inserted into the insertion holes A, and the electromagnet is magnetically connected with the knife rest.

Preferably, the top surface of board is pressed close to lathe head of a bed department rear side and is equipped with union piece mechanism, union piece mechanism includes the stand with board looks rigid coupling, the top surface rigid coupling of stand has the back fishplate bar, the rear side rigid coupling of back fishplate bar has accepts the groove, the anterior swing joint in inboard of back fishplate bar has preceding fishplate bar, the bottom surface rigid coupling of back fishplate bar has hydraulic propulsion pole A, hydraulic propulsion pole A's output and preceding fishplate bar looks rigid coupling.

Preferably, all set up flutedly around the bottom of bearing platform, the top surface of board is pressed close to bearing platform department integrated into one piece and is had the arch with recess looks adaptation.

Preferably, the equal rigid coupling in bottom both sides of accepting the platform has the guide bar, the top surface both sides of board run through the rigid coupling and have the uide bushing, the guide bar runs through the uide bushing.

Preferably, the outer surface of the output end of the hydraulic pushing rod B is fixedly connected with an elastic sheet in an embedded mode, and the center of the diagonal line of the inner side of the elastic sheet is fixedly connected with the hydraulic pushing rod B through a compression spring.

Compared with the prior art, the invention has the beneficial effects that: this subassembly is changed to digit control machine tool knife rest when the knife rest needs to be changed, can carry out the autonomic change of knife rest through the propulsion and the back of hydraulic pressure propulsion pole A and electro-magnet to fixed the knife rest by hydraulic pressure lock mechanism after changing, the process is stable orderly, and degree of automation is high, is applicable to the processing use that complicated part needs multiple cutter.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the receiving platform, the tool rest and the machine platform;

fig. 3 is a structural schematic diagram of a connector mechanism of the present invention.

In the figure: 1. the connecting piece mechanism comprises 101, a front connecting plate, 102, hydraulic pushing rods A, 103, upright posts, 104, a rear connecting plate, 105, a bearing groove, 2, a vertical table, 3, hydraulic pushing rods B, 4, a tool rest, 5, a bearing table, 6, a machine table, 7, jacks A, 8, jacks B, 9, hydraulic pushing rods C, 10, a hydraulic buckling mechanism, 11, grooves, 12, bulges, 13, a guide rod, 14, hydraulic pushing rods D, 15 and a guide sleeve.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a numerical control machine tool rest replacing component comprises a machine table 6, a moving component capable of moving in an X axis and a Y axis and a platen fixedly connected to the moving component are fixedly connected to the front side of the top surface of the machine table 6, a vertical table 2 is fixedly connected to the rear side of the machine table 6, the vertical table 2 can be fixedly connected with the machine table 6 or integrally formed with the machine table, a hydraulic push rod B3 is fixedly connected to the front side of the vertical table 2, an elastic sheet is fixedly connected to the outer surface of the output end of the hydraulic push rod B3 in an embedded mode, the center of the inner side diagonal of the elastic sheet is fixedly connected with the hydraulic push rod B3 through a compression spring, the elastic coefficient of the compression spring is K8N/CM, an electromagnet is fixedly connected to the end of a hydraulic push rod B3, the hydraulic push rod B3 drives the electromagnet to push into a jack A7, a hydraulic push rod D14 is fixedly connected to the rear side of the bottom surface of the machine table 6, the output end of the hydraulic push rod D14 penetrates through the top surface of, the periphery of the bottom end of the bearing table 5 is provided with a groove 11, the top surface of the machine table 6 is provided with a bulge 12 which is matched with the groove 11 and is integrally formed close to the bearing table 5, when the bearing table 5 descends, the bearing table 5 is assisted by the matching of the bulge 12 and the groove 11 to perform positioning and resetting, two sides of the bottom end of the bearing table 5 are fixedly connected with a guide rod 13, two sides of the top surface of the machine table 6 are fixedly connected with a guide sleeve 15 in a penetrating way, the guide rod 13 is connected with the guide sleeve 15 in a penetrating way, the bearing table 5 is further assisted by the guide rod 13 and the guide sleeve 15 to ascend and descend up, the top surface seats of the bearing table 5 and the machine table are provided with a cutter rest 4, the peripheries of the bearing table 5 and the machine table are fixedly connected with a hydraulic buckling mechanism 10 for pressing the cutter rest 4, the cutter rest 4 is buckled and fixed on the bearing table 5 or the machine table by the hydraulic buckling mechanism 10, two ends of, the output end of a hydraulic pushing rod C9 penetrates through the bearing table 5 and is inserted into the jack B8, after the tool rest 4 is seated on the bearing table 5, the hydraulic pushing rod C9 pushes and inserts into the jack B8, the placement position of the tool rest 4 is corrected, the position accuracy is guaranteed, jacks A7 are formed in two sides of the front face of the tool rest 4, the output end of the hydraulic pushing rod B3 is inserted into the jack A7, the electromagnet is magnetically connected with the tool rest 4, the electromagnet is powered on after the hydraulic pushing rod B3 drives the electromagnet to be inserted into the tool rest 4, the tool rest 4 is magnetically fixed on the electromagnet at the end of the hydraulic pushing rod B3, and the tool rest 4 is driven to move to the bearing table 5 and the platen through the pushing and retracting of the hydraulic pushing rod B3;

the rear side of the top surface of the machine table 6 close to the machine tool head is provided with a connecting piece mechanism 1, the connecting piece mechanism 1 comprises a vertical column 103 fixedly connected with the machine table 6, the top surface of the vertical column 103 is fixedly connected with a rear connecting plate 104, the rear side of the rear connecting plate 104 is fixedly connected with a receiving groove 105, the front part of the inner side of the rear connecting plate 104 is movably connected with a front connecting plate 101, the bottom surface of the rear connecting plate 104 is fixedly connected with a hydraulic pushing rod A102, the output end of the hydraulic pushing rod A102 is fixedly connected with the front connecting plate 101, when the machining is finished, the hydraulic pushing rod A102 pushes the front connecting plate 101 to be pushed forwards to the bottom of a workpiece machined by a vehicle head in the rear connecting plate 104, the workpiece falls into the front connecting plate 101, the workpiece falls into the receiving groove 105 through the front connecting plate 101 and the rear connecting plate 104, so that the workpiece is safely and conveniently received, and the front connecting.

When the knife rest 4 on the upper platen of the moving assembly needs to be replaced, the platen and the knife rest 4 are moved to the position of the receiving table 5 at the vacant position through the moving assembly, the hydraulic push rod B3 is pushed to work to drive the electromagnet to be inserted into the insertion hole A7 on the knife rest 4, the power supply of the electromagnet is switched on to enable the electromagnet to have magnetic attraction to magnetically attract the knife rest 4 on the electromagnet, the hydraulic buckling mechanism 10 on the platen is opened, the hydraulic push rod B3 retracts to work to the receiving table 5, the hydraulic push rod D14 is pushed to work to push the receiving table 5 to move upwards to be attached to the knife rest 4 on the hydraulic push rod B3, the hydraulic push rod C9 is pushed to be inserted into the insertion hole B8 in the knife rest 4 to correct the knife rest 4, the hydraulic buckling mechanism 10 on the receiving table 5 fixes the knife rest 4 at the moment, the external power supply of the electromagnet is cut off to enable the magnetic force to be lost, the, the movable assembly works to drive the platen to move to the front side of the tool rest required to be replaced, the carrying table 5 at the bottom end of the tool rest 4 required to be replaced is upwards pushed by a bottom hydraulic pushing rod D14, the hydraulic pushing rod B3 at the tool rest required to be replaced drives the electromagnet to enter a jack A7 in the tool rest 4 required to be replaced, the tool rest 4 is magnetically attracted after electrification, the hydraulic pushing rod C retracts, the hydraulic buckling mechanism 10 is opened, the hydraulic pushing rod B3 pushes the work to the platen on the movable device, the hydraulic buckling mechanism 10 on the platen is buckled on the tool rest 4 to fix the tool rest, the electromagnet is powered off and loses magnetic force to retract and reset, and the tool rest 4 is replaced.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 a subassembly is changed to digit control machine tool knife rest, includes board (6), the top surface front side rigid coupling of board (6) has the removal subassembly and the platen of rigid coupling on this removal subassembly that can carry out X axle and Y axle and remove, its characterized in that: the rear side of the machine table (6) is fixedly connected with a vertical table (2), the front side of the vertical table (2) is fixedly connected with a hydraulic push rod B (3), the end part of the hydraulic push rod B (3) is fixedly connected with an electromagnet, the rear side of the bottom surface of the machine table (6) is fixedly connected with a hydraulic push rod D (14), the output end of the hydraulic push rod D (14) penetrates through the outer wall of the top surface of the machine table (6) and is fixedly connected with two bearing tables (5), the two bearing tables (5) and the top surface seat of the bedplate are provided with a tool rest (4), the peripheries of the two bearing tables (5) and the top surface of the bedplate are fixedly connected with a hydraulic buckling mechanism (10) for pressing the tool rest (4), the two inner side ends of the two bearing tables (5) are fixedly connected with hydraulic push rods C (9), the two bottom ends of the tool rest (4) are both provided with jacks B (8), the output end of the hydraulic push rod C (9) penetrates through the bearing tables (5) and is plugged, the front two sides of the knife rest (4) are provided with jacks A (7), the output end of the hydraulic pushing rod B (3) is inserted into the jacks A (7), and the electromagnet is magnetically connected with the knife rest (4).

2. The numerically-controlled machine tool rest replacing assembly as claimed in claim 1, wherein: machine tool head department rear side is pressed close to the top surface of board (6) is equipped with union piece mechanism (1), union piece mechanism (1) includes stand (103) with board (6) looks rigid coupling, the top surface rigid coupling of stand (103) has back fishplate bar (104), the rear side rigid coupling of back fishplate bar (104) has accepts groove (105), fishplate bar (101) before the inboard anterior swing joint of back fishplate bar (104), the bottom surface rigid coupling of back fishplate bar (104) has hydraulic pressure propulsion pole A (102), the output and preceding fishplate bar (101) looks rigid coupling of hydraulic pressure propulsion pole A (102).

3. The numerically-controlled machine tool rest replacing assembly as claimed in claim 1, wherein: all set up recess (11) around the bottom of accepting platform (5), the top surface of board (6) is pressed close to and is accepted platform (5) department integrated into one piece and has arch (12) with recess (11) looks adaptation.

4. The numerically-controlled machine tool rest replacing assembly as claimed in claim 1, wherein: the equal rigid coupling in bottom both sides of accepting platform (5) has guide bar (13), the top surface both sides of board (6) are run through the rigid coupling and are had uide bushing (15), guide bar (13) run through uide bushing (15).

5. The numerically-controlled machine tool rest replacing assembly as claimed in claim 1, wherein: the outer surface of the output end of the hydraulic pushing rod B (3) is fixedly connected with an elastic sheet in an embedded mode, and the center of the diagonal line of the inner side of the elastic sheet is fixedly connected with the hydraulic pushing rod B (3) through a compression spring.