CN214081168U

CN214081168U - Anti-slip type screwdriver head for machine maintenance

Info

Publication number: CN214081168U
Application number: CN202022499154.3U
Authority: CN
Inventors: 庄能杰; 庄孟勋
Original assignee: Tuojin Jiangsu Hardware Co ltd
Current assignee: Tuojin Jiangsu Hardware Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-08-31
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses a batch head for repairing an anti-slip type machine, which comprises a batch head body, a handle and a limiting component; one end of the handle is provided with a first blind hole which can enable the bit body to be transversely inserted; the bit body is provided with a limiting hole longitudinally penetrating through one end of the bit body; a first through hole which is matched with the limiting hole and communicated with the first blind hole is formed in one side of the first blind hole; the limiting assembly is fixed on the outer side of the handle and can stretch into the first blind hole through the first through hole in a telescopic mode; after the bit body and the handle are inserted, the limiting component is inserted into the limiting hole; the added limiting assembly can conveniently and quickly replace different bit bodies, and meanwhile, the limiting assembly can prevent the bit bodies from rotating and falling off from the handle, so that the use is convenient; the screwdriver head body is further provided with a positioning bolt, and the end face of the handle is provided with a positioning hole matched with the positioning bolt, so that when the limiting assembly is inserted into the screwdriver head body conveniently, the limiting hole and the limiting pin can be used for accurately and quickly positioning.

Description

Anti-slip type screwdriver head for machine maintenance

Technical Field

The utility model relates to a criticize the technical field of head, especially relate to an antiskid takes off type machine repair with criticizing head.

Background

The screwdriver is used for twisting screws, is a tool for screwing up and down, and is generally provided with a cutter bar with chromium-plated surface and a magnetized head. The use of screw tightening, which is common in the prior art, has led to the use of different types of screws with different types of screws, which usually have a thin wedge head, also known as a "driver", which can be inserted into a slot or recess in the head of the screw. The screwdriver mainly comprises a straight screwdriver and a cross screwdriver, and the common screwdriver also comprises an inner hexagon screwdriver and an outer hexagon screwdriver, wherein the screw driver corresponding to the inner hexagon screwdriver and the outer hexagon screwdriver are selected according to different screw tails.

When the existing anti-slip screwdriver head and screwdriver are generally used, the end of the screwdriver with a special shape is aligned with the concave pit at the top of the screwdriver, the screwdriver is fixed, and then the handle is rotated. According to the conventional specification standard, clockwise rotation is changed into tight embedding; the anticlockwise rotation then is for the pine out, but current device is modular structure usually, change during the use different screwdriver heads can, screwdriver head usually through inserting establish in the handle, if use hard too big, perhaps drop, lead to screwdriver head to slide easily and drop, influence the practicality.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves is: the utility model provides an antiskid type machine is repaiied and is used criticizing head, the antiskid is effectual and be convenient for change different criticizing heads.

In order to solve the main technical problems, the following technical scheme is adopted:

an anti-slip-off type screwdriver head for machine maintenance comprises a screwdriver head body, a handle and a limiting component; one end of the handle is provided with a first blind hole which can enable the bit body to be transversely inserted; the batch head body is provided with a limiting hole longitudinally penetrating through one end of the batch head body; a first through hole which is matched with the limiting hole and communicated with the first blind hole is formed in one side of the first blind hole; the limiting assembly is fixed on the outer side of the handle and can stretch into the first blind hole through the first through hole in a telescopic mode; when the screwdriver bit body is inserted into the handle, the limiting component is inserted into the limiting hole.

Preferably, the limiting assembly comprises a limiting pin, a fixing block, a big head block and an extension spring; the fixed block is fixed on the outer side of the handle; the fixing block is provided with a through hole opposite to the first through hole, so that the limiting pin penetrates through the handle and is inserted into the limiting hole; the big head block is fixed at the end part of the limiting pin far away from the handle; the extension spring is sleeved on the periphery of the limiting pin, and two ends of the extension spring are respectively connected with the big head block and the fixing block.

Preferably, the cross section of the end part of the bit body extending into the handle is a regular hexagon; the first blind hole is matched with the batch head body.

Preferably, a groove extending towards the outer side of the handle is formed in the side, back to the first through hole, of the first blind hole; the limiting pin penetrates through the batch head body and is inserted into the groove.

Preferably, the batch head body is also provided with a positioning bolt; the end face of the handle facing the bit body is provided with a positioning hole matched with the positioning bolt.

Preferably, the positioning bolt is Z-shaped, one end of the positioning bolt is fixed on the bit body, and the other end of the positioning bolt is inserted into the positioning hole.

Compared with the prior art, the utility model discloses be applied to the screwdriver and possess following advantage:

the added limiting assembly can conveniently and quickly replace different bit bodies, and meanwhile, the limiting assembly can prevent the bit bodies from rotating and falling off from the handle, so that the use is convenient; the screwdriver head body is provided with a positioning bolt, and the end face of the handle is provided with a positioning hole matched with the positioning bolt, so that when the limiting assembly is inserted into the screwdriver head body conveniently, the limiting hole and the limiting pin can be coaxial accurately and quickly.

Drawings

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

Fig. 1 is a schematic view of an overall structure provided in an embodiment of the present invention;

fig. 2 is a schematic left-side sectional view of a limiting assembly according to an embodiment of the present invention.

In the figure: 1 is criticizing first body, 2 is the handle, and 3 are spacing subassembly, and 31 is the spacer pin, and 32 are the fixed block, and 33 is big head piece, and 34 is extension spring, and 4 are spacing holes, and 5 are first blind hole, and 6 are first through-going hole, and 7 are the recess, and 8 are the location bolt.

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. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to specific implementation conditions.

Referring to fig. 1-2, an anti-slip type screwdriver bit for machine repair comprises a screwdriver bit body 1, a handle 2 and a limiting component 3; one end of the handle 2 is provided with a first blind hole 5 which can enable the bit body 1 to be transversely inserted; the outer peripheral surface of the handle 2 is provided with anti-skid grains; the cross section of the end part of the bit body 1 extending into the handle 2 is regular hexagon, the other end of the bit body is straight or cross-shaped and is used for screwing or loosening screws, and the bit body 1 has certain magnetism; first blind hole 5 and criticize first body 1 looks adaptation, regular hexagon's structure can avoid criticizing the rotation between first body 1 and the handle 2 to a certain extent, and regular hexagon easily processes manufacturing simultaneously.

The bit body 1 is provided with a limiting hole 4 longitudinally penetrating through one end of the bit body, and the axial direction of the limiting hole 4 is vertical to the length direction of the bit body 1; one side of the first blind hole 5 is provided with a first through hole 6 which is matched with the limiting hole 4 and is communicated with the first blind hole 5, namely the first through hole 6 is opposite to the limiting hole 4, and the axial direction of the first through hole 6 is vertical to the extension length of the first blind hole 5; the limiting assembly 3 is fixed on the outer side of the handle 2 and can extend and retract through the first through hole 6 and extend into the first blind hole 5; when the bit body 1 and the handle 2 are inserted, the limiting component 3 is inserted into the limiting hole 4; the limiting component 3 comprises a limiting pin 31, a fixing block 32, a big head block 33 and an extension spring 34; the fixing block 32 is fixed on the outer side of the handle 2 through welding; the fixing block 32 is provided with a through hole opposite to the first through hole 6 so that the limit pin 31 passes through the handle 2 and is inserted into the limit hole 4; the big head block 33 is fixed at the end part of the limiting pin 31 far away from the handle 2 through welding; the extension spring 34 is sleeved on the periphery of the limiting pin 31, two ends of the extension spring are respectively connected with the large head block 33 and the fixed block 32, and when the extension spring 34 is in an initial state, the limiting pin 31 penetrates through the first through hole 6 and extends into the limiting hole 4; after the limiting pin 31 is pulled outwards, the end part of the limiting pin 31 is contracted into the first through hole 6, so that different batch heads can be replaced conveniently; after the replacement, under the reset action of the extension spring 34, the limit pin 31 is inserted into the limit hole 4, so that the rotation and the falling-off between the bit body 1 and the handle 2 are inhibited.

In order to further enhance the stability of the limiting pin 31 in connecting the bit body 1 and the handle 2, a groove 7 extending to the outer side of the handle 2 is arranged on the side of the first blind hole 5 opposite to the first through hole 6, namely the groove 7 is opposite to the first through hole 6; when the bit body 1 is inserted into the handle 2, the limit pin 31 penetrates through the bit body 1 and is inserted into the groove 7, and the axes of the groove 7, the limit hole 4 and the first penetrating hole 6 are extended and then overlapped.

The bit body 1 is also provided with a positioning bolt 8; the end face, facing the bit body 1, of the handle 2 is provided with a positioning hole matched with the positioning bolt 8; in order to facilitate the fixing of the positioning bolt 8, the positioning bolt 8 is in a shape like a Z, one end of the positioning bolt is fixed on the bit body 1 through welding, the other end of the positioning bolt is inserted into the positioning hole, and after the one end of the positioning bolt 8 is inserted into the positioning hole, the first penetrating hole 6 and the groove 7 are opposite to the limiting hole 4, so that the limiting pin 31 and the limiting hole 4 are accurately positioned, and the insertion of the limiting pin 31 is facilitated.

When the utility model is used, the big head block 33 is stretched outwards, so that one end part of the limiting pin 31 is contracted into the first through hole 6; one end of the bit body 1 is inserted into the first blind hole 5, the positioning bolt 8 is kept right opposite to the positioning hole in the process, after the positioning bolt 8 is inserted into the positioning hole, the big head block 33 is loosened, and the limiting pin 31 penetrates through the first through hole 6 and the limiting hole 4 and is inserted into the groove 7 under the action of the extension spring 34; when the batch head needs to be replaced, the large head block 33 is stretched outwards, the batch head body 1 is taken down, and then the operation is carried out according to the operation steps.

It should be noted that, in the present invention, "upper, lower, left, right, inner and outer" are defined based on the relative position of the components in the drawings, and are only for the clarity and convenience of describing the technical solution, it should be understood that the application of the directional terms does not limit the protection scope of the present application.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or some of the technical features may be substituted by equivalent substitutions, modifications and the like, all of which are within the spirit and principle of the present invention.

Claims

1. The utility model provides an antiskid type machine maintenance is with criticizing head which characterized in that: comprises a bit body, a handle and a limiting component; one end of the handle is provided with a first blind hole which can enable the bit body to be transversely inserted; the batch head body is provided with a limiting hole longitudinally penetrating through one end of the batch head body; a first through hole which is matched with the limiting hole and communicated with the first blind hole is formed in one side of the first blind hole; the limiting assembly is fixed on the outer side of the handle and can stretch into the first blind hole through the first through hole in a telescopic mode; when the screwdriver bit body is inserted into the handle, the limiting component is inserted into the limiting hole.

2. The head as claimed in claim 1, wherein: the limiting assembly comprises a limiting pin, a fixing block, a big head block and an extension spring; the fixed block is fixed on the outer side of the handle; the fixing block is provided with a through hole opposite to the first through hole, so that the limiting pin penetrates through the handle and is inserted into the limiting hole; the big head block is fixed at the end part of the limiting pin far away from the handle; the extension spring is sleeved on the periphery of the limiting pin, and two ends of the extension spring are respectively connected with the big head block and the fixing block.

3. The batch head for repairing the anti-slip machine according to claim 2, wherein a groove extending to the outer side of the handle is formed in the side of the first blind hole opposite to the first through hole; the limiting pin penetrates through the batch head body and is inserted into the groove.

4. The head as claimed in claim 1, wherein: the cross section of the end part of the bit body extending into the handle is in a regular hexagon shape; the first blind hole is matched with the batch head body.

5. The head as claimed in claim 1, wherein: the batch head body is also provided with a positioning bolt; the end face of the handle facing the bit body is provided with a positioning hole matched with the positioning bolt.

6. The batch head for repairing anti-slip machine according to claim 5, wherein: the positioning bolt is Z-shaped, one end of the positioning bolt is fixed on the bit body, and the other end of the positioning bolt is inserted into the positioning hole.