CN212095447U

CN212095447U - Blanking machine and feed mechanism thereof

Info

Publication number: CN212095447U
Application number: CN202020562955.7U
Authority: CN
Inventors: 陈维
Original assignee: Guangdong Institute of Science and Technology
Current assignee: Guangdong Institute of Science and Technology
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2020-12-08
Anticipated expiration: 2030-04-15

Abstract

The utility model belongs to the technical field of the unloader, specifically disclose a feed mechanism, be applied to the blanking machine on, this blanking machine has the frame and sets up the rotatory fixed establishment in the frame, this feed mechanism includes: the base is arranged on the frame; the feed electric cylinder mechanism is arranged on the base; the processing cutter is fixedly connected with the feed electric cylinder mechanism and is positioned on one side of the rotary fixing mechanism; the feed electric cylinder mechanism can drive the machining tool to feed close to the rotary fixing mechanism or withdraw from the rotary fixing mechanism. The feeding electric cylinder mechanism drives the machining tool to feed or retract to machine a workpiece on the rotating and fixing mechanism, the machining feeding speed and the machining stroke can be changed on the premise of ensuring the original cutting effect, for example, the stroke is adjusted to be 15mm, the front section 12mm stroke is adopted to run at a high speed on the feeding speed, the rear section 3mm stroke is controlled at a low speed, and the problems of non-round cutting workpiece and excessive burrs can be effectively solved.

Description

Blanking machine and feed mechanism thereof

Technical Field

The utility model relates to an unloader technical field, in particular to unloader and feed mechanism thereof.

Background

Traditional blanking machine adopts the fixed work piece (pipe) of rotatory fixed establishment (like main shaft and the epaxial chuck of owner) and drives the work piece rotation, the cylinder promotes the mode of processing cutter (blade) feed and cuts off, cylinder control speed is uncontrollable, the stroke only has two strokes, can not realize the fast control of multistage, the burr that the cutting work piece produced is too big, can also satisfy the requirement when the processing cutter just used, the time that the processing cutter used is long burr will be too big slightly, the burr is difficult for perceiving after having big, cause easily that the cutting work piece is out of round and the burr is too much. Many unqualified workpieces are found, and great waste is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a blanking machine and feed mechanism thereof to the not enough of prior art existence.

In order to solve the technical problem, the utility model discloses a technical scheme does: the utility model provides a feed mechanism, is applied to the blanking machine on, this blanking machine has the frame and sets up the rotatory fixed establishment in the frame, and this feed mechanism includes: the base is arranged on the frame; the feed electric cylinder mechanism is arranged on the base; the processing cutter is fixedly connected with the feed electric cylinder mechanism and is positioned on one side of the rotary fixing mechanism; the feed electric cylinder mechanism can drive the machining tool to feed close to the rotary fixing mechanism or withdraw from the rotary fixing mechanism.

Optionally, the feed electric cylinder mechanism includes a servo drive motor and a screw rod connected with the servo drive motor, the servo drive motor can drive a movable nut of the screw rod to move forward/backward, and the processing tool is fixedly connected with the movable nut to move forward/backward along with the movable nut to feed to or retract from the rotary fixing mechanism.

Optionally, the processing tool is fixedly connected with the movable nut through the tool fixing seat.

Optionally, the base corresponds movable nut and advances/retreat the motion both ends position and all is equipped with limit switch, and limit switch is used for carrying out spacing protection to feed electric cylinder mechanism.

Optionally, the limit switch is a magnetic switch.

The utility model also provides an unloader, include: a frame; the rotary fixing mechanism is arranged on the rack and used for fixing the workpiece and driving the workpiece to rotate; and a feed mechanism as in any one of the above.

Optionally, a first strip-shaped hole is formed in the base, a second strip-shaped hole is formed in the frame, and the fastener sequentially penetrates through the second strip-shaped hole and the first strip-shaped hole to arrange the base on the frame.

Adopt above-mentioned technical scheme, drive processing cutter feed or withdraw of a knife through feed electric cylinder mechanism and process the work piece on the rotation fixed establishment, can change processing feed speed and stroke under the prerequisite of guaranteeing original cutting effect, for example adjust to 15mm on the stroke, adopt anterior segment 12mm stroke high-speed operation on feed speed, back end 3mm stroke low-speed control, can improve effectively and cut the work piece and do not round and the too much problem of burr.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of the blanking machine of the present invention;

fig. 2 is a schematic view of the structure of the feeding mechanism of the present invention.

In the figure, 10-a frame, 20-a feed electric cylinder mechanism, 30-a feed mechanism, 301-a base, 302-a feed electric cylinder mechanism, 303-a processing cutter, 304-a servo driving motor, 305-a screw rod, 306-a cutter fixing seat and 307-a first elongated hole.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "thickness", "up and down, front and back, left and right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the described features.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. It should be noted that unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and include, for example, fixed or removable connections or integral connections; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media profiles, either internally or in any combination thereof. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-2, in an embodiment of the present invention, a feeding mechanism is provided for a blanking machine, the blanking machine has a frame 10 and a rotary fixing mechanism 20 disposed on the frame 10, the feeding mechanism includes: a base 301 disposed on the frame 10; the feed electric cylinder mechanism 302 is arranged on the base 301; the processing cutter 303 is fixedly connected with the feed electric cylinder mechanism 302 and is positioned on one side of the rotary fixing mechanism 20; the feeding cylinder mechanism 302 can drive the processing tool 303 to feed close to the rotary fixing mechanism 20 or retract far from the rotary fixing mechanism 20. Specifically, the feeding electric cylinder mechanism 302 drives the machining tool 303 to feed or retract to machine a workpiece on the rotating and fixing mechanism 20, the machining feeding speed and the machining stroke can be changed on the premise of ensuring the original cutting effect, for example, the stroke is adjusted to 15mm, the front section 12mm stroke is adopted to run at a high speed at the feeding speed, the rear section 3mm stroke is controlled at a low speed, and the problems of non-round cutting workpieces and excessive burrs can be effectively solved.

In this embodiment, the feeding electric cylinder mechanism 302 includes a servo driving motor 304 and a screw 305 connected to the servo driving motor 304, the servo driving motor 304 can drive a movable nut of the screw 305 to move forward/backward, the machining tool 303 is fixedly connected to the movable nut to move forward/backward to feed to the rotating fixing mechanism 20 or retract from the rotating fixing mechanism 20, and the feeding speed and the stroke of the machining tool 303 can be changed by controlling the rotation speed and the number of rotations of the servo driving motor 304.

In this embodiment, the machining tool 303 is fixedly connected to the movable nut via a tool holder 306. It can be understood that the tool fixing base 306 is provided with a tool fixing hole, the machining tool 303 is located between the rotary fixing mechanism 20 and the tool fixing base 306, and the machining tool 303 is abutted and fixed by screwing a jackscrew into the tool fixing hole. The fixed position and angle of the machining tool 303 can be adjusted.

In this embodiment, the base 301 is provided with limit switches at two end positions corresponding to the forward/backward movement of the movable nut, for limiting and protecting the electric feeding cylinder mechanism 302, and when the movable nut is at the two end positions of the forward/backward movement, the control circuit is switched on or off to automatically stop the electric feeding cylinder mechanism 302. Preferably, limit switch is magnetic switch, compares in other limit switch, has more advantages such as simple structure, small being convenient for control.

The utility model also provides a blanking machine, which comprises a frame 10, mainly used for fixing parts such as a rotary fixing mechanism 20, a feed mechanism and the like; the rotary fixing mechanism 20 is arranged on the frame 10 and used for fixing the workpiece and driving the workpiece to rotate; and a feed mechanism 30 as in any one of the previous embodiments.

In this embodiment, the base 301 has a first elongated hole 307, the frame 10 has a second elongated hole, and the fastener sequentially penetrates through the second elongated hole and the first elongated hole 307 to dispose the base 301 on the frame 10. Specifically, the number of the first elongated holes 307 may be the same as that of the second elongated holes, and may be multiple. When the similar workpieces are replaced, the workpiece replacing device can be used almost without changing the whole structure, and particularly, the effect is more remarkable when the product is replaced more quickly. For example, when a workpiece with an outer diameter of 52mm is replaced by a workpiece with an outer diameter of 22mm, and the distance between the workpiece and the machining tool 303 is greater than the stroke of the feed electric cylinder mechanism 302, the fastener is only required to be unscrewed, and the relative mounting position of the base 301 and the frame 10 is adjusted to change the distance between the machining tool 303 and the workpiece, so that the workpiece with different outer diameters can be adapted.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. A feed mechanism is applied to a blanking machine, the blanking machine is provided with a frame (10) and a rotary fixing mechanism (20) arranged on the frame (10), and the feed mechanism is characterized by comprising:

a base (301) arranged on the frame (10);

the feed electric cylinder mechanism (302) is arranged on the base (301);

the machining tool (303), the machining tool (303) is fixedly connected with the feed electric cylinder mechanism (302) and is positioned on one side of the rotary fixing mechanism (20); the feed electric cylinder mechanism (302) can drive the machining tool (303) to feed close to the rotary fixing mechanism (20) or retract far away from the rotary fixing mechanism (20).

2. The feed mechanism according to claim 1, wherein the feed electric cylinder mechanism (302) comprises a servo drive motor (304) and a screw rod (305) connected with the servo drive motor (304), the servo drive motor (304) can drive a movable nut of the screw rod (305) to perform forward/backward movement, and the machining tool (303) is fixedly connected with the movable nut to perform forward movement feed or backward movement retracting along with the movable nut.

3. A feed mechanism according to claim 2, wherein the machining tool (303) is fixedly connected to the movable nut by means of a tool holder (306).

4. The feed mechanism according to claim 2, wherein the base (301) is provided with limit switches at two ends corresponding to the advancing/retreating movement of the movable nut, and the limit switches are used for limiting and protecting the feed electric cylinder mechanism (302).

5. A cutting feed mechanism according to claim 4, wherein the limit switch is a magnetic switch.

6. A blanking machine, characterized by comprising:

a frame (10);

the rotary fixing mechanism (20) is arranged on the rack (10) and is used for fixing a workpiece and driving the workpiece to rotate; and the number of the first and second groups,

the feed mechanism (30) of any of claims 1 to 5.

7. The blanking machine according to claim 6, wherein the base (301) is provided with a first elongated hole (307), the frame (10) is provided with a second elongated hole, and fasteners are sequentially inserted into the second elongated hole and the first elongated hole (307) to mount the base (301) on the frame (10).