CN214559546U

CN214559546U - Rigid cylindrical grinding device for miniature round rod

Info

Publication number: CN214559546U
Application number: CN202120582360.2U
Authority: CN
Inventors: 张地宁; 陈琼
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-11-02
Anticipated expiration: 2031-03-23

Abstract

The utility model relates to a miniature pole rigidity excircle grinding device, the drive unit has, emery wheel and follow-up hold in the palm the material subassembly, the drive unit drives the rotation of miniature pole and is close to the grinding wheel and make the grinding of cutting feed in succession, the follow-up holds in the palm the material subassembly and has the support material seat, ejector pin and second power component, hold in the palm the reciprocating motion that the material seat group dress realized the relative movement base on drive unit's removal base and through the drive of second power component, the ejector pin equipment is on holding in the palm the material seat, the miniature pole of a tip contact of ejector pin just forms the miniature pole of relative contact with the emery wheel. The utility model discloses the round bar abrasive machining who is fit for multiple diameter size realizes the quick rigid continuous cutting of round bar excircle, and simple process reduces artifical intensity of labour, and production efficiency is high, guarantees the grinding precision of excircle and concentricity simultaneously.

Description

Rigid cylindrical grinding device for miniature round rod

Technical Field

The utility model relates to a carbide pole processing technology field especially relates to miniature pole cylindrical grinding technical field.

Background

At present, when machining tools such as a drill bit, a milling cutter and the like are manufactured, the excircle of a miniature round rod is ground to obtain the required outer diameter. The existing grinding mode of the section difference of the round rod on the market is a continuous grinding mode, but the round rod cannot be formed by grinding at one time, a plurality of times of grinding modes are needed, labor is consumed, efficiency is low, the round rod is frequently broken, and the machining precision of the surface of the round rod is low.

Disclosure of Invention

An object of the utility model is to provide a miniature pole rigidity excircle grinding device to finely solve above-mentioned technical problem, realize the quick rigid continuous cutting of miniature pole excircle, guarantee the grinding precision of excircle and concentricity simultaneously.

In order to achieve the above object, the utility model provides a miniature pole rigidity excircle grinding device, it has:

the driving unit at least comprises a movable base, a chuck and a first power part for driving the chuck to rotate, the movable base is assembled on the supporting structure and realizes reciprocating motion in a linear direction, and the chuck and the first power part are assembled on the movable base; the chuck clamps one end of a miniature round bar to be processed, and the other end of the miniature round bar is suspended in the air;

the grinding wheel is arranged in the reciprocating motion direction of the movable base, the grinding wheel realizes autorotation, and the circumferential surface of the grinding wheel grinds the miniature round bar;

the follow-up material supporting component is provided with a material supporting seat, a push rod and a second power part, the material supporting seat is assembled on the movable base and is driven by the second power part to realize reciprocating motion relative to the movable base, and the motion direction of the material supporting seat is the same as that of the movable base; the ejector rod is assembled on the material supporting seat, and one end of the ejector rod is in contact with the miniature round rod and forms relative contact with the grinding wheel.

The scheme is further that the center of the end of the ejector rod contacting the miniature round rod and the rotation center of the grinding wheel are on the same horizontal line.

In the above scheme, the second power part is a linear motion module composed of motor matching screw rods or a linear servo motor.

In the scheme, the center of the end of the ejector rod contacting the miniature round rod is provided with a concave V-shaped tongue-and-groove.

Above-mentioned scheme is further, the chuck is pneumatic chuck, cooperates the automatic unloading of manipulator.

The utility model discloses obtain following beneficial effect:

1. the automatic cutting machine is suitable for grinding round rods with various diameters, realizes quick and rigid continuous cutting of the excircle of the round rod, is simple in process, automatically operates, reduces the labor intensity of workers, does not need to have high operation experience, saves the cost on the labor, and is high in production efficiency.

2. The auxiliary follow-up material supporting reduces the vibration amplitude of the round rod generated in the rotary grinding process, prevents the round rod from being broken in the machining process, enables the surface of the round rod to be ground uniformly, and ensures the grinding precision of the excircle and the concentricity.

3. The device has the advantages of simple integral structure, convenience, practicability, easy production and manufacture, wide application range, effective reduction of the labor intensity of operators, economy, safety and excellent economic and social benefits.

Description of the drawings:

FIG. 1 is a schematic diagram of the principle and structure of one embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of the embodiment of FIG. 1;

fig. 3 is a schematic diagram of the embodiment of fig. 1.

The specific implementation mode is as follows:

the conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1, 2 and 3, which are drawings of a preferred embodiment of the present invention, the present invention provides a micro round bar rigid cylindrical grinding device, which comprises a driving unit 1, a grinding wheel 2 and a follow-up material supporting assembly 3.

This drive unit 1 contains removal base 11, chuck 12 and the rotatory first power piece 13 of drive chuck 12 at least, removal base 11 equipment is on bearing structure and realize at a linear direction reciprocating motion, joins in marriage the silk pole through the motor and constitute linear motion and realize or directly realize with the drive of linear servo motor, and bearing structure is last to be equipped with the guide structure of supplementary removal base 11 linear motion appropriately, reaches removal base 11 steady, accurate motion, guarantees the feed grinding. The chuck 12 and the first power part 13 are assembled on the movable base 11, and the first power part 13 can be a servo motor matched with a coupler structure to drive the chuck 12 to stably rotate; the chuck 12 clamps one end of the miniature round rod 4 to be processed, and the other end of the miniature round rod 4 is suspended, so that the chuck 12 drives the miniature round rod 4 to rotate to perform cylindrical grinding. The grinding wheel 2 is arranged in the direction of the reciprocating motion of the movable base 11, the grinding wheel 2 rotates automatically, and the circumferential surface of the grinding wheel 2 grinds the miniature round bar 4. The follow-up material supporting component 3 is provided with a material supporting seat 31, a push rod 32 and a second power part 33, the material supporting seat 31 is assembled on the movable base 11 and driven by the second power part 33 to realize the reciprocating motion relative to the movable base 11 so as to achieve the automatic compensation of the gap after the follow-up material supporting is carried out on the grinding quantity, so that the follow-up material supporting and the grinding wheel are both contacted with the miniature round bar in the whole grinding process, and the motion direction of the material supporting seat 31 is the same as the reciprocating motion direction of the movable base 11. The ejector rod 32 is assembled on the material supporting seat 31, and one end of the ejector rod 32 contacts the miniature round rod 4 and forms relative contact with the grinding wheel 2 to form bilateral symmetry support. During operation, the excircle of miniature pole is ground to emery wheel 2, and the miniature pole is propped up to ejector pin 32, then increases the rigidity at the grinding position of miniature pole, guarantees miniature pole and emery wheel 2 grinding contact, promotes grinding efficiency and quality, and ejector pin 32 props up miniature pole still has and prevents the rotatory vibrations of miniature pole simultaneously, guarantees to rotate with one heart and processes. Furthermore, the center of the end of the ejector rod 32 contacting the miniature round rod 4 and the rotation center of the grinding wheel 2 are on the same horizontal line, and the center of the end of the ejector rod 32 contacting the miniature round rod 4 is provided with a concave V-shaped rabbet 321, which is beneficial to the post-transition of grinding quantity and the automatic compensation of gaps, obtains a better material supporting effect, and ensures the grinding precision of excircle and concentricity.

The utility model discloses the grinding is by the miniature pole of drive unit 1 drive 4 rotations and drive miniature pole and is close to emery wheel 2 and make the grinding of cutting feed in succession, supplementary follow-up material subassembly 3 of holding in the palm simultaneously carries out the follow-up material that holds in the palm, this follow-up material that holds in the palm not only will follow the drive unit feed and advance, space automatic compensation after realizing the grinding volume again, it holds in the palm the material and the miniature pole of emery wheel equal contact to have passed through the grinding process follow-up, so that reduce the range of vibration that the pole produced at the rotation grinding in-process, prevent that the pole from being interrupted in the course of working, pole surface grinding is even, guarantee the grinding precision of excircle and concentricity simultaneously.

Referring to fig. 1, 2 and 3, the second power part 33 is a linear motion module composed of a motor matching screw or a linear servo motor, and the linear motion is stable and accurate, so that the automatic control is facilitated, and the compensation of the ejector rod 32 is ensured to be consistent with the grinding amount of the grinding wheel. In this embodiment, chuck 12 is air chuck, and the automatic unloading of going up of cooperation manipulator 5 reaches automatic unloading of going up, reduces artifical intensity of labour, need not possess super operation experience, has practiced thrift the cost in the manual work, and production efficiency is high.

The following is adopted the utility model discloses a rigidity grinding is compared the condition table with traditional grinding:

to sum up, the utility model assists the follow-up material supporting during the grinding process of the round bar, and the follow-up material supporting not only follows the feed of the driving unit to advance, but also realizes the automatic compensation of the gap after the grinding amount; and the follow-up material support and the grinding wheel are respectively arranged at the opposite sides of the miniature round rod, and both the follow-up material support and the grinding wheel contact the miniature round rod in the whole grinding process, so that the following beneficial effects are obtained:

Although the preferred embodiments of the present invention have been described in connection with the accompanying drawings, the present invention should not be limited to the exact construction and operation as described and illustrated, and many equivalent modifications and variations of the above-described embodiments may be made by logical analysis, reasoning or limited experimentation by those skilled in the art without departing from the spirit and scope of the present invention, which should fall within the scope of the claims.

Claims

1. Miniature pole rigidity cylindrical grinding device, its characterized in that has:

the driving unit (1), the driving unit (1) includes moving the base (11) at least, the chuck (12) and drives the first power part (13) that the chuck (12) rotates, the said moving base (11) is assembled on supporting structure and realized in a straight line direction reciprocating motion, the chuck (12) and first power part (13) are assembled on moving the base (11); the chuck (12) clamps one end of a micro round rod (4) to be processed, and the other end of the micro round rod (4) is suspended in the air;

the grinding wheel (2) is arranged in the reciprocating motion direction of the movable base (11), the grinding wheel (2) rotates automatically, and the circumferential surface of the grinding wheel (2) grinds the miniature round rod (4);

the follow-up material supporting component (3), the follow-up material supporting component (3) is provided with a material supporting seat (31), a push rod (32) and a second power part (33), the material supporting seat (31) is assembled on the movable base (11) and is driven by the second power part (33) to realize the reciprocating motion relative to the movable base (11), and the motion direction of the material supporting seat (31) is the same as the reciprocating motion direction of the movable base (11); the ejector rod (32) is assembled on the material supporting seat (31), and one end of the ejector rod (32) is in contact with the miniature round rod (4) and forms relative contact with the grinding wheel (2).

2. The rigid cylindrical grinding device for the miniature round rod according to claim 1, wherein the center of the end of the ejector rod (32) contacting the miniature round rod (4) is on the same horizontal line with the rotation center of the grinding wheel (2).

3. The rigid cylindrical grinding device of the miniature round bar according to claim 1, wherein the second power member (33) is a linear motion module composed of a motor wire distributing rod or a linear servo motor.

4. The rigid cylindrical grinding device for the miniature round bar according to claim 2, wherein the center of the end of the ejector rod (32) contacting the miniature round bar (4) is provided with a concave V-shaped rabbet (321).

5. The rigid cylindrical grinding device of the miniature round bar according to claim 1, characterized in that the chuck (12) is a pneumatic chuck, and the automatic feeding and discharging of the mechanical arm (5) is matched.