CN216938608U - Safety mechanism for face milling cutter - Google Patents

Abstract

The utility model discloses a safety mechanism of a plane milling cutter, comprising: the driving module is used for providing driving force; the milling cutter disc is connected with the driving module and is provided with a connecting hole; the screw penetrates through the connecting hole to be connected with the driving module and is used for connecting and fixing the milling cutter disc and the driving module; and the limiting module is connected with the milling cutter disc and is used for limiting the screw to block. Compared with the prior art, the utility model mainly has fewer and simple mechanisms and parts, only adds the elastic retainer ring and the clamping groove for the hole, saves the matching and locking of the taper shaft and the taper sleeve, has the mechanical principle different from the existing mechanism, and breaks through the design of the conventional mechanical principle. The mechanical design principle is reasonable, the manufacturing cost is greatly reduced, the intensity is not lower than that of a common milling machine tool, and the advantages of being capable of being used on large-scale and medium-scale equipment and portable equipment are achieved.

Description

Safety mechanism for face milling cutter

Technical Field

The utility model relates to the technical field of milling cutter assembly, in particular to a safety mechanism of a plane milling cutter.

Background

The surface milling cutter on the domestic market is generally locked by matching the reverse-thread screw, the taper shaft and the taper sleeve to prevent the potential safety hazard that the surface milling cutter falls off due to loosening of the fastening screw. However, the current scheme has complex and difficult steps in production and manufacturing, is inconvenient to manufacture and has high production cost.

SUMMERY OF THE UTILITY MODEL

According to an embodiment of the present invention, there is provided a face mill safety mechanism including:

the driving module is used for providing driving force;

the milling cutter disc is connected with the driving module and is provided with a connecting hole;

the screw penetrates through the connecting hole to be connected with the driving module and is used for connecting and fixing the milling cutter disc and the driving module;

and the limiting module is connected with the milling cutter disc and is used for limiting the screw to block.

Further, the driving module includes:

a motor for providing a driving force;

the bottom end of the main shaft is connected with the output end of the motor, and the top end of the main shaft is connected with the milling cutter disc through a screw;

and the milling cutter seat is sleeved on the main shaft, and the top of the milling cutter seat is clamped with the milling cutter disc.

Further, the axial center lines of the main shaft and the milling cutter disc are on the same straight line.

Further, the axial center lines of the milling cutter seat and the milling cutter disc are on the same straight line.

Further, the limiting module comprises:

the clamping groove is formed in the inner wall of the top of the connecting hole;

the circlip for hole sets up on the draw-in groove for carry out spacing check to the screw and keep off.

Further, the inner diameter of the circlip for hole is smaller than the outer diameter of the top of the screw.

According to the safety mechanism of the plane milling cutter, compared with the prior art, the safety mechanism of the plane milling cutter is mainly relatively few and simple in mechanism and parts, only the elastic check ring and the clamping groove for the hole are added, the taper shaft and the taper sleeve are matched and locked, the mechanical design is different from the mechanical principle of the existing mechanism, and the design of the conventional mechanical principle is broken through. The mechanical design principle is reasonable, the manufacturing cost is greatly reduced, the intensity is not lower than that of a common milling machine tool, and the advantages of being capable of being used on large-scale and medium-scale equipment and portable equipment are achieved. The operation is simple and safe; the electric tool has wide application range, can be used on a cutting machine tool and a portable electric tool, and is unprecedented in numerous domestic products. The universal auxiliary mechanism is high in applicability and is suitable for mechanical manufacturing, dies, machining, welding, industrial production and the like.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology.

Drawings

Fig. 1 is a front sectional structural view of a safety mechanism of a face mill according to an embodiment of the present invention.

Fig. 2 is a front view structural schematic diagram of a safety mechanism of a face milling cutter according to an embodiment of the utility model.

Fig. 3 is a perspective view of a safety mechanism of a face mill according to an embodiment of the present invention.

Detailed Description

The present invention will be further explained by describing preferred embodiments of the present invention in detail with reference to the accompanying drawings.

First, a safety mechanism of a face milling cutter according to an embodiment of the present invention will be described with reference to fig. 1 to 3, which is used for assembling the face milling cutter, and has a wide application range.

As shown in fig. 1 to 3, the safety mechanism of a face milling cutter according to an embodiment of the present invention includes a driving module, a milling cutter head 2, a screw 3, and a limiting module.

Specifically, as shown in fig. 1 to 3, in this embodiment, the driving module is configured to provide driving force, and can drive the milling cutter disc 2 to rotate, the milling cutter disc 2 is connected to the driving module, the milling cutter disc 2 is provided with a connecting hole 21, the screw 3 penetrates through the connecting hole 21 and is connected to the driving module, and is configured to connect and fix the milling cutter disc 2 and the driving module, and the limiting module is connected to the milling cutter disc 2 and is configured to limit the screw 3, so as to prevent the screw 3 from falling off, and ensure the safety of the device.

Further, as shown in fig. 1 to 3, in the present embodiment, the driving module includes: motor 11, spindle 12 and milling cutter seat 13. Motor 11 is used for providing drive power, the bottom of main shaft 12 links to each other with motor 11's output, the top of main shaft 12 is passed through screw 3 and is linked to each other with milling cutter dish 2, main shaft 12 is used for carrying out the transmission of power, milling cutter seat 13 cover is established on main shaft 12, and milling cutter seat 13's top and milling cutter dish 2 joint, milling cutter seat 13 is used for carrying out the axial to milling cutter dish 2 spacing, thereby when motor 11 moves, let milling cutter seat 13 rotate through main shaft 12, milling cutter seat 13 can drive milling cutter dish 2 and rotate.

Further, as shown in fig. 1 to 3, in this embodiment, the axial center lines of the spindle 12 and the milling cutter head 2 are on the same straight line, so that the stability can be improved, and the safety of operation can be ensured.

Further, as shown in fig. 1 to 3, in this embodiment, the axial center lines of the milling cutter base 13 and the milling cutter disc 2 are on the same straight line, so that stability can be improved, and safety of operation can be ensured.

Further, as shown in fig. 1 to 3, in the present embodiment, the limiting module includes: a snap groove (not shown) and a circlip 42 for the bore. The draw-in groove is seted up on the top inner wall of connecting hole 21, circlip 42 for the hole sets up on the draw-in groove, be used for carrying out spacing check to screw 3 and keep off, thereby can prevent that screw 3 from droing, guarantee the reliable and stable of equipment operation, and circlip 42 for the hole can also be when unloading milling cutter dish 2, it is to move screw 3 back to circlip 42 for the hole through twisting, can drive milling cutter dish 2 and break away from milling cutter seat 13, be convenient for taking out of milling cutter dish 2, screw 3 pushes up milling cutter dish 2 this moment and leaves milling cutter seat 134 mm.

Further, as shown in fig. 1 to 3, in the present embodiment, the inner diameter of the circlip for hole 42 is smaller than the outer diameter of the screw top.

When the milling cutter is used, the motor 11 operates to drive the main shaft 12 to rotate, the main shaft 12 drives the milling cutter seat 13 to rotate, and the milling cutter seat 13 drives the milling cutter disc 2 to rotate.

In the above, referring to fig. 1 to 3, the safety mechanism of the face milling cutter according to the embodiment of the present invention is described, compared with the prior art, the safety mechanism of the face milling cutter mainly has relatively fewer and simpler mechanisms and parts, only the elastic retainer ring 42 for hole and the clamping groove are added, the matching locking of the taper shaft and the taper sleeve is also saved, the mechanical principle of the mechanism design is different from that of the existing mechanism, and the design of the conventional mechanical principle is broken through. The mechanical design principle is reasonable, the manufacturing cost is greatly reduced, the intensity is not lower than that of a common milling machine tool, and the advantages of being capable of being used on large-scale and medium-scale equipment and portable equipment are achieved. The operation is simple and safe; the electric tool has wide application range, can be used on a cutting machine tool and a portable electric tool, and is unprecedented in numerous domestic products. The universal auxiliary mechanism is high in applicability and is suitable for mechanical manufacturing, dies, machining, welding, industrial production and the like.

It should be noted that, in the present specification, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the utility model. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the utility model should be limited only by the attached claims.

Claims (6)

1. A face mill safety mechanism, comprising:

the driving module is used for providing driving force;

the milling cutter disc is connected with the driving module and is provided with a connecting hole;

the screw penetrates through the connecting hole to be connected with the driving module and is used for connecting and fixing the milling cutter disc and the driving module;

and the limiting module is connected with the milling cutter disc and used for limiting the screw to block.

2. The face mill safety mechanism of claim 1, wherein the drive module comprises:

a motor for providing a driving force;

the bottom end of the main shaft is connected with the output end of the motor, and the top end of the main shaft is connected with the milling cutter disc through the screw;

the milling cutter seat is sleeved on the main shaft, and the top of the milling cutter seat is clamped with the milling cutter disc.

3. The face mill safety mechanism of claim 2, wherein the axial centerlines of the spindle and the mill disk are collinear.

4. A face mill safety mechanism as claimed in claim 2 or 3, wherein the axial centre lines of the milling cutter holder and the milling cutter disc are collinear.

5. The face mill safety mechanism of claim 1, wherein the restraint module comprises:

the clamping groove is formed in the inner wall of the top of the connecting hole;

the hole elastic check ring is arranged on the clamping groove and used for limiting the screw to block.

6. The face mill safety mechanism of claim 5, wherein the bore circlip has an inner diameter smaller than an outer diameter of the screw tip.

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