CN213511592U

CN213511592U - Anticreep button head hua driller tail silk

Info

Publication number: CN213511592U
Application number: CN202022432454.XU
Authority: CN
Inventors: 闫方可
Original assignee: Hebei Jinzuo Fastener Co ltd
Current assignee: Hebei Jinzuo Fastener Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-22
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses an anticreep button head china driller tail, the screw rod comprises a screw rod, the screw rod top is provided with circular nut, the cross recess has been seted up at circular nut top middle part, the drill bit is installed to the screw rod bottom, the flat pad is installed at screw rod surface top, the spring pad is installed on flat pad top, flat pad top limit portion welding has spacing post, spacing post one end top is provided with the toper lug, the toper draw-in groove has been seted up at spring pad surface middle part, fixed slot has been seted up at screw rod bottom middle part, spacing draw-in groove has been seted up to screw rod bottom limit portion equidistance, drill bit top middle part is provided with fixed fixture. The utility model discloses a fixed slot, spacing draw-in groove, fixed fixture block and spacing card post can reduce the fixed degree of difficulty of installation of drill bit, and the staff of being convenient for uses the change of drill bit, through changing the drill bit, can make and bore the tail wire and can use in the occasion of difference, is favorable to improving the suitability when boring the tail wire and using.

Description

Anticreep button head hua driller tail silk

Technical Field

The utility model relates to a screw technical field, more specifically says, the utility model relates to an anticreep button head china driller tail.

Background

The screw is a tool for fastening machine parts of the object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and friction of the object, the screw is a general expression of a fastener, the screw comprises a round head Hua driller tail which is widely applied to the production, installation and maintenance of various industries such as mechanical equipment, electronic products, communication equipment, furniture equipment, building industry and the like, the drill tail is a drill tail screw, namely a screw with a self-tapping drill head at the front end of the screw, and the drill tail screw is also called a self-tapping screw;

the tail silk formula structure as an organic whole of current brill when boring the tail silk drill bit and appearing damaging, need change whole brill tail silk, can cause the waste of resource, and the drill bit pattern is fixed, and when different use occasions, need adjust the use kind of brill tail silk, and is comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides an anticreep button head hua driller tail wire through fixed slot, spacing draw-in groove, fixed fixture block and spacing card post, can reduce the fixed degree of difficulty of installation of drill bit, and the staff of being convenient for uses the change of drill bit, through changing the drill bit, can make the driller tail wire can use in the occasion of difference, is favorable to improving the suitability when the driller tail wire uses to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-drop round-head Hua driller tail wire comprises a screw, wherein a round nut is arranged at the top end of the screw, a cross groove is formed in the middle of the top end of the round nut, a drill bit is arranged at the bottom end of the screw, a flat pad is arranged at the top of the outer surface of the screw, a spring pad is arranged at the top end of the flat pad, a limiting column is welded at the edge of the top end of the flat pad, a conical convex block is arranged at the top of one end of the limiting column, and a conical clamping groove;

fixed slot has been seted up at screw rod bottom middle part, spacing draw-in groove has been seted up to screw rod bottom limit portion equidistance, drill bit top middle part is provided with fixed fixture block, drill bit top limit portion equidistance is provided with spacing card post.

In a preferred embodiment, the inner diameter of the flat pad is the same as the inner diameter of the spring pad, the diameter of the flat pad is larger than the diameter of the spring pad, and the inner diameter of the flat pad is the same as the diameter of the screw.

In a preferred embodiment, the height of the spring pad is twice the height of the limiting column, the longitudinal section of the tapered projection is the same as that of the tapered clamping groove, and the tapered projection is located inside the tapered clamping groove.

In a preferred embodiment, the diameter of the bottom end of the screw is the same as that of the top end of the drill bit, and the screw and the drill bit are fixed through clamping.

In a preferred embodiment, the cross-sectional dimension of the fixing slot is the same as the cross-sectional dimension of the fixing block, the depth of the fixing slot is the same as the height of the fixing block, and one end of the fixing block is located inside the fixing slot.

In a preferred embodiment, the diameter of the limiting clamping column is the same as the inner diameter of the limiting clamping groove, the height of the limiting clamping column is the same as the depth of the limiting clamping groove, and one end of the limiting clamping column is located inside the limiting clamping groove.

In a preferred embodiment, the flat pad is made of 304 stainless steel, and the spring pad is made of 65MN spring steel.

The utility model discloses a technological effect and advantage:

1. through flat pad, spacing post, toper lug and toper draw-in groove, can fix the spring pad, through fixing the spring pad, can reduce the staff and arrange the degree of difficulty to the use of gasket in order, through using flat pad, can increase the area of contact of brill tail silk and object, through using the spring pad, can give an elasticity of round nut, make round nut be difficult for droing, the staff of being convenient for is to the use of brill tail silk.

2. Through fixed slot, spacing draw-in groove, fixed fixture block and spacing card post, can reduce the fixed degree of difficulty of installation of drill bit, the staff of being convenient for uses the change of drill bit, through changing the drill bit, can make the brill tail silk can use in the occasion of difference, is favorable to improving the suitability when boring the tail silk and using.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the tapered slot of the present invention.

Fig. 3 is a schematic structural diagram of the fixing clip groove of the present invention.

Fig. 4 is a schematic structural view of the fixing block of the present invention.

The reference signs are: 1. a screw; 2. a round nut; 3. a cross groove; 4. a drill bit; 5. flattening the cushion; 6. a spring pad; 7. a limiting column; 8. a tapered bump; 9. a tapered slot; 10. fixing the clamping groove; 11. a limiting clamping groove; 12. fixing the fixture block; 13. and limiting the clamping column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The anti-drop round head Hua driller tail wire shown in the attached figures 1-4 comprises a screw rod 1, a round nut 2 is arranged at the top end of the screw rod 1, a cross groove 3 is arranged in the middle of the top end of the round nut 2, a drill bit 4 is arranged at the bottom end of the screw rod 1, a flat cushion 5 is arranged at the top of the outer surface of the screw rod 1, a spring cushion 6 is arranged at the top end of the flat cushion 5, the flat cushion 5 is made of 304 stainless steel, the spring cushion 6 is made of 65MN spring steel, the flat cushion 5 and the spring cushion 6 can be conveniently used by a worker, the inner diameter of the flat cushion 5 is the same as that of the spring cushion 6, the diameter of the flat cushion 5 is larger than that of the spring cushion 6, the inner diameter of the flat cushion 5 is the same as that of the screw rod 1, the worker can conveniently install the flat cushion 5 and the spring cushion 6, a limit column 7 is welded at the edge part, the height of the spring pad 6 is twice of that of the limiting column 7, the size of the longitudinal section of the conical projection 8 is the same as that of the longitudinal section of the conical clamping groove 9, and the conical projection 8 is positioned in the conical clamping groove 9, so that the fixing difficulty of the spring pad 6 can be reduced, and the spring pad 6 can be conveniently used;

the diameter of the bottom end of the screw rod 1 is the same as the diameter of the top end of the drill bit 4, the screw rod 1 and the drill bit 4 are fixed in a clamping manner, a worker can conveniently detach and replace the drill bit 4, the middle part of the bottom end of the screw rod 1 is provided with a fixed clamping groove 10, the bottom end edge part of the screw rod 1 is equidistantly provided with a limiting clamping groove 11, the middle part of the top end of the drill bit 4 is provided with a fixed clamping block 12, the cross section dimension of the fixed clamping groove 10 is the same as the cross section dimension of the fixed clamping block 12, the depth of the fixed clamping groove 10 is the same as the height of the fixed clamping block 12, one end of the fixed clamping block 12 is positioned in the fixed clamping groove 10, the installation of the drill bit 4 can be positioned and limited, the worker can conveniently install the drill bit 4, the top end edge part of the drill bit 4 is equidistantly provided with a limiting clamping column, can assist spacingly to the installation of drill bit 4, be convenient for drill bit 4's use.

The utility model discloses the theory of operation: in the actual use process, a worker places the spring pad 6 on the top end of the flat pad 5, after the spring pad 6 is adjusted, the worker extrudes the spring pad 6, the conical convex block 8 enters the conical clamping groove 9 to fix the spring pad 6, the difficulty of using and arranging the gasket by the worker can be reduced by fixing the spring pad 6, the worker can use the gasket conveniently, then the worker installs the flat pad 5 on the outer surface of the screw rod 1 to enable the spring pad 6 to contact the spring pad 6, then the worker moves the drill tail wire to enable the drill tail wire to be aligned with a mounting point, the worker rotates the drill tail wire by using a tool to fix the drill tail wire, the contact area between the drill tail wire and an object can be increased by using the flat pad 5, an elastic force can be given to the round nut 2 by using the spring pad 6, and the round nut 2 can be tightly given by enabling the spring pad 6 to be abutted against the round nut 2, the round nut 2 is not easy to fall off, and the use of the drill tail fiber by workers is facilitated;

in the use occasion of difference, when damage appears in the drill bit 4 of screw rod 1 installation, the staff takes off drill bit 4 from screw rod 1, and the fixed fixture block 12 of messenger breaks away from fixed slot 10, and spacing calorie of post 13 breaks away from spacing draw-in groove 11, takes off drill bit 4 back, and the staff changes drill bit 4, through changing drill bit 4, can make the brill tail silk can use in the occasion of difference, is favorable to improving the suitability when boring the tail silk and using.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an anticreep button head hua driller tail, includes screw rod (1), its characterized in that: a round nut (2) is arranged at the top end of the screw rod (1), a cross groove (3) is formed in the middle of the top end of the round nut (2), a drill bit (4) is installed at the bottom end of the screw rod (1), a flat pad (5) is installed at the top of the outer surface of the screw rod (1), a spring pad (6) is installed at the top end of the flat pad (5), a limiting column (7) is welded at the edge of the top end of the flat pad (5), a conical convex block (8) is arranged at the top of one end of the limiting column (7), and a conical clamping groove (9) is formed in;

fixed slot (10) have been seted up at screw rod (1) bottom middle part, screw rod (1) bottom limit portion equidistance has been seted up spacing draw-in groove (11), drill bit (4) top middle part is provided with fixed fixture block (12), drill bit (4) top limit portion equidistance is provided with spacing card post (13).

2. The anti-run round head Hua driller tail according to claim 1, characterized in that: the inner diameter of the flat cushion (5) is the same as that of the spring cushion (6), the diameter of the flat cushion (5) is larger than that of the spring cushion (6), and the inner diameter of the flat cushion (5) is the same as that of the screw (1).

3. The anti-run round head Hua driller tail according to claim 1, characterized in that: the height of the spring pad (6) is twice the height of the limiting column (7), the longitudinal section size of the conical protruding block (8) is the same as that of the conical clamping groove (9), and the conical protruding block (8) is located inside the conical clamping groove (9).

4. The anti-run round head Hua driller tail according to claim 1, characterized in that: the diameter of the bottom end of the screw rod (1) is the same as that of the top end of the drill bit (4), and the screw rod (1) and the drill bit (4) are fixed through clamping.

5. The anti-run round head Hua driller tail according to claim 1, characterized in that: the cross section size of the fixed clamping groove (10) is the same as that of the fixed clamping block (12), the depth of the fixed clamping groove (10) is the same as that of the fixed clamping block (12), and one end of the fixed clamping block (12) is located inside the fixed clamping groove (10).

6. The anti-run round head Hua driller tail according to claim 1, characterized in that: the diameter of the limiting clamping column (13) is the same as the inner diameter of the limiting clamping groove (11), the height of the limiting clamping column (13) is the same as the depth of the limiting clamping groove (11), and one end of the limiting clamping column (13) is located inside the limiting clamping groove (11).

7. The anti-run round head Hua driller tail according to claim 1, characterized in that: the flat pad (5) is made of 304 stainless steel, and the spring pad (6) is made of 65MN spring steel.