CN218964105U

CN218964105U - Drill bit fixing frame of electric drill

Info

Publication number: CN218964105U
Application number: CN202223464366.3U
Authority: CN
Inventors: 刘晓庆; 于祥军
Original assignee: Sailun Jinyu Group Co Ltd
Current assignee: Sailun Jinyu Group Co Ltd
Priority date: 2022-12-25
Filing date: 2022-12-25
Publication date: 2023-05-05
Anticipated expiration: 2032-12-25

Abstract

The utility model relates to the technical field of electric drill accessories, and provides an electric drill bit fixing frame which comprises a fixing seat, a guide mechanism arranged on the fixing seat and a positioning block arranged on the guide mechanism, wherein the positioning block and the guide mechanism are respectively provided with a positioning hole corresponding to an electric drill bit. The utility model can realize the guiding and positioning of the electric drill bit, prevent the electric drill bit from shifting with the drill bit due to shifting caused by vibration when the electric drill bit works, and play a good positioning role; the arc-shaped surface of the positioning block can be tightly attached to the arc-shaped surface of the die, so that the electric drill bit is prevented from moving relatively when in punching, and the die after punching is ensured to meet the requirements; the utility model has simple structure and convenient operation, and the positioning block and the support column are detachably connected, thereby facilitating the replacement of the positioning block and ensuring that the arc-shaped surface of the replaced positioning block is consistent with the arc-shaped surface of the die.

Description

Drill bit fixing frame of electric drill

Technical Field

The utility model relates to the technical field of electric drill accessories, in particular to an electric drill bit fixing frame.

Background

At present, the mold pattern blocks and the like used for producing tires need to use vent holes, the rubber generates gas in the vulcanization process, and the gas is discharged through the vent holes, so that the appearance quality of the products is ensured.

The angle requirement of the exhaust hole is extremely high, the equipment is used for positioning and punching, and the punching cost is high; when the manual punching is performed, the angle between the drill bit and the punching surface can only be visually detected by means of manual visual inspection, so that the punched hole is difficult to deviate from the punching vertical position or the punching position, the product design requirement is not met, the product appearance is influenced, and the product quality is reduced.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide the electric drill bit fixing frame which can realize the guiding and positioning of the electric drill bit and prevent the deviation of the punching position caused by the deviation of an electric drill and a drill bit due to vibration when the electric drill bit works, thereby playing a good positioning role.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric drill bit mount, includes the fixing base, sets up guiding mechanism on the fixing base, and sets up the locating piece on guiding mechanism, locating piece and guiding mechanism correspond electric drill bit and all are provided with the locating hole, and the fixing base is fixed in the electric drill on one's body back, installs the electric drill bit on one's body of electric drill and passes the locating hole on guiding mechanism and the locating piece respectively, realizes the location direction to the electric drill bit through locating piece and guiding mechanism.

Further, the positioning block is provided with an arc-shaped surface, and the arc-shaped surface is abutted with the target position to realize punching of the electric drill bit.

Further, the center lines of the positioning block positioning hole, the guide mechanism positioning hole and the electric drill bit are positioned on the same axis.

Further, the positioning block is connected to the guiding mechanism through a support, and the support is detachably connected with the positioning block.

Further, the support is provided with threads, and the positioning block is in threaded connection with the support.

Further, the support post is also provided with a threaded rod, the threaded rod is provided with a locking piece, the locking piece is in threaded connection with the threaded rod, and when the locking piece is in an abutting state with the positioning block, the locking piece is in locking connection with the positioning block on the threaded rod.

Further, the guiding mechanism comprises a guiding sleeve arranged on the fixing seat, a guiding column arranged on the guiding sleeve and a supporting rod arranged on the guiding column, and the supporting rod is arranged on the supporting rod.

Further, the guide sleeve and the guide post are provided with two groups, and the two groups of guide sleeves and the guide post are oppositely arranged.

Further, the guide mechanism is provided with an elastic piece, and the elastic piece is sleeved on the guide post.

Further, the elastic piece is a reset spring, and when the positioning block is separated from the target position, the reset spring drives the supporting rod to rebound so as to reset the positioning block.

By adopting the technical scheme, the utility model has the beneficial technical effects that:

1. the utility model can realize the guiding and positioning of the electric drill bit, prevent the electric drill bit from shifting with the drill bit due to shifting caused by vibration when the electric drill bit works, and play a good positioning role;

2. the arc-shaped surface of the positioning block can be tightly attached to the arc-shaped surface of the die, so that the electric drill bit is prevented from moving relatively when in punching, and the die after punching is ensured to meet the requirements;

3. the utility model has simple structure and convenient operation, and the positioning block and the support column are detachably connected, thereby facilitating the replacement of the positioning block and ensuring that the arc-shaped surface of the replaced positioning block is consistent with the arc-shaped surface of the die.

Drawings

FIG. 1 is a schematic view of a drill holder of an electric drill in accordance with an embodiment of the present utility model;

FIG. 2 is an enlarged view of the portion A of FIG. 1 in accordance with the present utility model;

FIG. 3 is a schematic view of a portion of a drill holder according to an embodiment of the present utility model;

fig. 4 is a schematic view of a drill bit holder according to an embodiment of the present utility model mounted to an electric drill.

Reference numerals illustrate:

100. a fixing frame, 200, an electric drill body, 210 and an electric drill bit,

1. the fixing base, 2, fastening bolt, 3, uide bushing, 4, guide post, 5, reset spring, 6, branch, 7, first locating hole, 8, pillar, 9, threaded rod, 10, lock nut, 11, locating piece, 12, second locating hole.

Detailed Description

The following describes specific embodiments of the utility model with reference to the drawings and examples:

it should be noted that the structures, proportions, sizes, etc. shown in the drawings are merely for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the utility model, which is defined by the appended claims.

Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

Embodiment 1, with reference to fig. 1 to 4, the present embodiment provides an electric drill bit holder, including a fixing base 1, a guiding mechanism disposed on the fixing base 1, and a positioning block 11 disposed on the guiding mechanism, where the positioning block 11 and the guiding mechanism are provided with positioning holes corresponding to electric drill bits 210, and after the fixing base 1 is fixed on the electric drill body 200, the electric drill bits 210 mounted on the electric drill body 200 respectively pass through the positioning holes on the guiding mechanism and the positioning block 11, and positioning and guiding of the electric drill bits 210 are achieved through the positioning block 11 and the guiding mechanism. The fixing base 1 is provided with the fastening bolt 2, the fixing base 1 is provided with a threaded hole corresponding to the fastening bolt 2, and a screw rod of the fastening bolt 2 passes through the threaded hole of the fixing base 1 to be propped against the electric drill body 200, so that the electric drill bit 210 fixing frame 100 is more firmly fixed on the electric drill body 200. Through setting up guiding mechanism and locating piece 11, can realize the direction location of electric drill bit 210, prevent electric drill and electric drill bit 210 and appear the skew and lead to punching the position to appear because of the vibration when electric drill bit 210 work, play good location guiding effect.

Specifically, the guiding mechanism comprises a guiding sleeve 3 arranged on the fixing seat 1, a guiding column 4 arranged on the guiding sleeve 3, and a supporting rod 6 arranged on the guiding column 4, wherein the supporting rod 8 is arranged on the supporting rod 6. The guide mechanism can fix the positioning block 11 and the support column 8 on the fixed seat 1, and the guide sleeve 3 and the guide column 4 are arranged along the length direction of the electric drill bit 210, so that the electric drill bit 210 is guided and positioned.

Preferably, in order to fix the positioning block 11 and the supporting column 8 on the fixing seat 1 more firmly, two groups of the guide sleeve 3 and the guide column 4 are arranged, and the two groups of the guide sleeve 3 and the guide column 4 are arranged oppositely.

In the structure, the guide mechanism is provided with the elastic piece, and the elastic piece is sleeved on the guide post 4. Preferably, the elastic member is a return spring 5, and when the positioning block 11 is separated from the target position, the return spring 5 drives the supporting rod 6 to rebound, so as to realize the return of the positioning block 11. When the electric drill supporting device works, the arc-shaped surface of the positioning block 11 is abutted against the outer die, an operator applies force to the electric drill, the guide post 4 is sleeved in the guide sleeve 3 and slides along the guide sleeve 3 towards the fixed seat 1, the supporting rod 6 compresses the reset spring 5, the reset spring 5 deforms, and the fixed seat 1 and the electric drill can be supported and buffered.

Specifically, the positioning block 11 has an arc surface, and the arc surface abuts against the target position to realize the hole punching of the electric drill bit 210. The arc surface of the positioning block 11 can be tightly attached to the arc surface of an external die (not shown in the figure), so that the electric drill bit 210 is prevented from moving relatively when punching, and the punched external die is ensured to meet the requirements.

In the above structure, the positioning holes comprise a first positioning hole 7 and a second positioning hole 12, the first positioning hole 7 is arranged on the supporting rod 6, the second positioning hole 12 is arranged on the positioning block 11, and in order to ensure that the punching position of the external die is not deviated or inclined, the second positioning hole 12 on the positioning block 11, the first positioning hole 7 on the supporting rod 6 and the central line of the electric drill bit 210 are positioned on the same axis.

Because of the need of punching operation on external molds with different specifications and models, the positioning block 11 is connected to the guiding mechanism through the support column 8, and the support column 8 is detachably connected with the positioning block 11. Specifically, the support column 8 is provided with threads, and the positioning block 11 is in threaded connection with the support column 8. The screw thread that sets up on the pillar 8 is the external screw thread, and locating piece 11 corresponds the external screw thread and is provided with the screw hole, and the screw hole is the internal screw thread, and locating piece 11 passes through external screw thread and internal screw thread cooperation realization with pillar 8 and is connected.

As another specific embodiment, the post 8 is further provided with a threaded rod 9, the threaded rod 9 is provided with a locking member, and the locking member is in threaded connection with the threaded rod 9, so as to realize locking connection of the positioning block 11 on the threaded rod 9 when the locking member is in an abutting state with the positioning block 11. Preferably, the locking member is a locking nut 10, after the locking nut 10 is in threaded connection with the threaded rod 9, the positioning block 11 is in threaded connection with the threaded rod 9, and the locking nut 10 is rotated to move towards the positioning block 11, so that the locking nut 10 is abutted against the bottom surface of the positioning block 11, and the positioning block 11 is fixed on the threaded rod 9 to prevent the positioning block 11 from rotating.

The working principle of the utility model is that firstly, an operator fixes a fixed seat 1 on an electric drill body 200, the electric drill bit 210 passes through a second positioning hole 12 on a positioning block 11 and a first positioning hole 7 on a supporting rod 6 and protrudes out of the top surface of the positioning block 11, the arc surface of the positioning block 11 is tightly attached to the arc surface of an external mould, during punching operation, the operator applies force to an electric drill and a fixed frame 100 fixed on the electric drill body 200, a guide post 4 is sleeved in a guide sleeve 3 and slides along the guide sleeve 3 towards the fixed seat 1, so that the supporting rod 6 compresses a reset spring 5, the reset spring 5 deforms, the supporting and buffering functions on the fixed seat 1 and the electric drill can be realized, the problem of deviation when the electric drill bit 210 punches is solved, and the punching quality of products is improved.

Many other changes and modifications may be made without departing from the spirit and scope of the utility model. It is to be understood that the utility model is not to be limited to the specific embodiments, but only by the scope of the appended claims.

Claims

1. The utility model provides an electric drill bit mount, its characterized in that includes the fixing base, sets up guiding mechanism on the fixing base, and sets up the locating piece on guiding mechanism, locating piece and guiding mechanism correspond the electric drill bit and all are provided with the locating hole, the fixing base is fixed in on the electric drill body after, installs the electric drill bit on the electric drill body and passes the locating hole on guiding mechanism and the locating piece respectively, realizes the location direction to the electric drill bit through locating piece and guiding mechanism.

2. A drill bit holder according to claim 1, wherein the locating block has an arcuate surface which abuts the target location to effect drilling of the drill bit.

3. The drill bit holder of claim 1, wherein the locating block locating hole, the guide mechanism locating hole and the center line of the drill bit are co-axial.

4. An electric drill bit holder according to claim 1 wherein the locating block is connected to the guide means by a post, the post being detachably connected to the locating block.

5. An electric drill bit holder according to claim 4 wherein the post is provided with threads and the locating block is threadably connected to the post.

6. The drill bit holder of claim 4, wherein the post is further provided with a threaded rod, the threaded rod is provided with a locking member, the locking member is in threaded connection with the threaded rod, and when the locking member is in an abutting state with the positioning block, the locking member is in locking connection with the positioning block on the threaded rod.

7. An electric drill bit holder according to claim 4 wherein the guide mechanism comprises a guide sleeve disposed on the holder, a guide post disposed on the guide sleeve, and a post disposed on the guide post, the post disposed on the post.

8. An electric drill bit holder according to claim 7 wherein the guide sleeve and guide post are provided in two sets, the two sets being disposed opposite each other.

9. An electric drill bit holder according to claim 7 wherein the guide means is provided with resilient members which are fitted over the guide posts.

10. An electric drill bit holder according to claim 9 wherein the resilient member is a return spring which moves the strut back to effect return of the locating block when the locating block is separated from the target position.