CN215747769U

CN215747769U - Screw drilling machine convenient to change drill bit

Info

Publication number: CN215747769U
Application number: CN202121354212.1U
Authority: CN
Inventors: 赵建军; 赵磊; 卜鉴厅
Original assignee: Changzhou West Drilling Machinery Technology Co ltd
Current assignee: Changzhou West Drilling Machinery Technology Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-02-08
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to the technical field of thread drilling machines, and discloses a thread drilling machine convenient for replacing a drill bit, which comprises a bottom plate and a mounting and dismounting mechanism, wherein the mounting and dismounting mechanism comprises a fixing frame, a motor box, a motor, a rotating rod, a fixing sleeve block, a first linkage rod, a second linkage rod, a hinge rod, a mounting rod, a first spring, a mounting sleeve, a second spring, a clamping block, a sliding block, a pushing rod, a fixing block, a third spring and a thread drill bit, the top of the bottom plate is fixedly connected with the bottom end of the fixing frame, the effect of dismounting and replacing the drill bit is achieved by arranging the mounting rod, the first spring, the mounting sleeve, the second spring, the clamping block, the sliding block, the pushing rod, the fixing block and the third spring, the problem that the operation of dismounting and replacing the drill bit in the prior art is complicated is solved, the work burden of workers is increased, and a large amount of precious time of the workers is wasted, and simultaneously, the problem of the working efficiency of the drilling machine is also reduced.

Description

Screw drilling machine convenient to change drill bit

Technical Field

The utility model relates to the technical field of thread drilling machines, in particular to a thread drilling machine convenient for replacing a drill bit.

Background

The drilling machine is a machine and equipment generally called as a drilling machine, a punching machine, a through hole machine and the like which are used for drilling precise parts by using a tool harder and sharper than a target object in a rotary cutting or rotary extrusion mode to achieve an expected effect, and the drilling machine includes a semi-automatic drilling machine and a full-automatic drilling machine.

The drill bit is a cutting tool used by a typical drill or drilling machine to cut a circular hole. The basic principle of the drill bit is to rotate the edge cutting of the drill bit, cut a workpiece and remove drill cuttings through a drill slot. Commonly used drill bits mainly include twist drills, flat drills, center drills, deep hole drills, and trepanning drills.

Common drilling machine is not convenient for change the drill bit, when the drilling machine damages at the in-process drill bit of drilling, needs to shut down and is dismantled and change the drill bit by the manual work, and it is more loaded down with more trivial details to dismantle and change the drill bit operation, has not only increased staff's work burden, has wasted a large amount of valuable time of staff moreover, has also reduced the work efficiency of drilling machine simultaneously.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a thread drilling machine with easy bit replacement, which solves the above problems of the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a screw drilling machine convenient to change drill bit, includes bottom plate and installation disassembly body, installation disassembly body is including mount, motor case, motor, dwang, fixed nest of blocks, first interlock pole, second interlock pole, hinge bar, installation pole, first spring, installation sleeve, second spring, fixture block, slider, push rod, fixed block, third spring and screw drill bit, the top of bottom plate and the bottom fixed connection of mount, the top of mount and the bottom fixed mounting of motor case, the top fixed mounting of motor is at the inner wall top of motor case.

Further, the output of motor and the top fixed connection of dwang, the bottom of dwang runs through the top of mount and extends to the below of mount, the fixed cover of fixed nest of blocks is established in the bottom of dwang.

Furthermore, the outer surface of the fixed sleeve block is hinged and movably connected with one end of the first linkage rod, the other end of the first linkage rod is hinged and movably connected with one end of the second linkage rod, the other end of the second linkage rod is hinged and movably connected with the top of the hinge rod, and when the punching position needs to be adjusted, the first linkage rod and the second linkage rod are moved upwards or downwards, so that the height distance between the threaded drill bit and a workpiece needing to be punched is convenient to adjust.

Further, the bottom of articulated mast and the top fixed connection of installation pole, the quantity of installation pole is two, the right side of installation pole and the one end fixed connection of first spring, the other end and another of first spring the left side fixed connection of installation pole.

Further, the installation pole contacts with the telescopic inner wall of installation, the mounting groove has been seted up in the left side of installation pole, the one end of second spring and the inner wall fixed connection of mounting groove, the other end of second spring and the right side fixed connection of fixture block.

Further, the outer wall of fixture block and the inner wall sliding contact of mounting groove, the draw-in groove has been seted up to the telescopic inner wall of installation, the fixture block is connected with the draw-in groove block.

Further, the outer wall of slider and the inner wall sliding contact of draw-in groove, the left side of slider runs through the draw-in groove and extends to the right side fixed connection of the left side of installation sleeve and fixed block, the one end of third spring and the right side fixed connection of fixed block, the other end of third spring and the left side outer wall fixed connection of installation sleeve, the top threaded connection of the bottom of installation sleeve and screw drill, through both hands extrusion fixed block, the fixed block drives the push rod, and the push rod drives the slider, and slider extrusion fixture block, fixture block break away from the draw-in groove, and the extrusion hinge bar can make the installation pole be close to each other, thereby the installation sleeve, screw drill are convenient for lift off in the compression of first spring.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the thread drilling machine convenient for replacing the drill bit, the effect of adjusting the height distance between the thread drill bit and a workpiece needing to be drilled is achieved by arranging the fixing frame, the motor box, the motor, the rotating rod, the fixing sleeve block, the first linkage rod, the second linkage rod, the hinge rod and the thread drill bit, and the problem that the height distance between the drill bit and the workpiece needing to be drilled cannot be effectively adjusted in the prior art is solved.

2. According to the thread drilling machine convenient for replacing the drill bit, the effect of disassembling and replacing the drill bit is achieved by arranging the mounting rod, the first spring, the mounting sleeve, the second spring, the clamping block, the sliding block, the push rod, the fixing block and the third spring, the problems that in the prior art, the operation of disassembling and replacing the drill bit is complex, the work burden of workers is increased, a large amount of precious time of the workers is wasted, and meanwhile the work efficiency of the drilling machine is reduced are solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of the mounting and dismounting mechanism of the present invention;

FIG. 3 is an enlarged view of A of FIG. 2 in accordance with the present invention;

fig. 4 is a schematic top view of the mounting sleeve of the present invention.

In the figure: 1, 2, mounting and dismounting mechanisms, 201 fixing frames, 202 motor boxes, 203 motors, 204 rotating rods, 205 fixing sleeve blocks, 206 first linkage rods, 207 second linkage rods, 208 hinge rods, 209 mounting rods, 210 first springs, 211 mounting sleeves, 212 second springs, 213 clamping blocks, 214 sliding blocks, 215 push rods, 216 fixing blocks, 217 third springs and 218 thread drilling bits.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a thread drilling machine convenient for replacing a drill bit comprises a bottom plate 1 and a mounting and dismounting mechanism 2, wherein the mounting and dismounting mechanism 2 comprises a fixed frame 201, a motor box 202, a motor 203, a rotating rod 204, a fixed sleeve block 205, a first linkage rod 206, a second linkage rod 207, a hinge rod 208, a mounting rod 209, a first spring 210, a mounting sleeve 211, a second spring 212, a fixture block 213, a slider 214, a push rod 215, a fixed block 216, a third spring 217 and a thread drill bit 218, the top of the bottom plate 1 is fixedly connected with the bottom end of the fixed frame 201, the top of the fixed frame 201 is fixedly mounted with the bottom end of the motor box 202, the top of the motor 203 is fixedly mounted on the top of the inner wall of the motor box 202, the output end of the motor 203 is fixedly connected with the top end of the rotating rod 204, the bottom end of the rotating rod 204 penetrates through the top of the fixed frame 201 and extends to the lower part of the fixed frame 201, the fixed sleeve block 205 is fixedly arranged at the bottom end of the rotating rod 204, the outer surface of the fixed sleeve block 205 is hinged and movably connected with one end of a first linkage rod 206, the other end of the first linkage rod 206 is hinged and movably connected with one end of a second linkage rod 207, the other end of the second linkage rod 207 is hinged and movably connected with the top of the linkage rod 208, the effect of adjusting the height distance between the threaded drill 218 and a workpiece needing punching is achieved by arranging the fixed frame 201, the motor box 202, the motor 203, the rotating rod 204, the fixed sleeve block 205, the first linkage rod 206, the second linkage rod 207, the linkage rod 208 and the threaded drill 218, the problem that the height distance between the drill and the workpiece needing punching cannot be effectively adjusted in the prior art is solved, the bottom of the linkage rod 208 is fixedly connected with the top of the mounting rod 209, the number of the mounting rods 209 is two, the right side of the mounting rod 209 is fixedly connected with one end of the first spring 210, the other end of the first spring 210 is fixedly connected with the left side of the other mounting rod 209, the mounting rod 209 contacts with the inner wall of the mounting sleeve 211, the mounting groove is formed in the left side of the mounting rod 209, one end of the second spring 212 is fixedly connected with the inner wall of the mounting groove, the other end of the second spring 212 is fixedly connected with the right side of the clamping block 213, the outer wall of the clamping block 213 is in sliding contact with the inner wall of the mounting sleeve 211, the clamping block 213 is connected with the clamping groove in a clamping manner, the outer wall of the sliding block 214 is in sliding contact with the inner wall of the clamping groove, the left side of the sliding block 214 penetrates through the clamping groove and extends to the left side of the mounting sleeve 211 to be fixedly connected with the right side of the fixing block 216, one end of the third spring 217 is fixedly connected with the right side of the fixing block 216, the other end of the third spring 217 is fixedly connected with the left outer wall of the mounting sleeve 211, the bottom of the mounting sleeve 211 is in threaded connection with the top end of the threaded drill 218, and the mounting rod 209, the first spring 210, the mounting sleeve 211, the second spring 212 is arranged, The fixture block 213, the slider 214, the push rod 215, the fixing block 216 and the third spring 217 achieve the effect of disassembling and replacing the drill bit, and solve the problems that the operation of disassembling and replacing the drill bit in the prior art is more complicated, the workload of workers is increased, a large amount of precious time of the workers is wasted, and the working efficiency of the drilling machine is reduced.

The working principle of the utility model is as follows: the motor 203 is started, the motor 203 drives the rotating rod 204, the rotating rod 204 drives the thread drilling head 218 to rotate for drilling, and when the position for drilling needs to be adjusted, the first linkage rod 206 and the second linkage rod 207 are moved upwards or downwards, so that the height distance between the thread drilling head 218 and a workpiece needing to be drilled is convenient to adjust; the fixing block 216 is extruded by two hands, the fixing block 216 drives the push rod 215, the push rod 215 drives the sliding block 214, the sliding block 214 extrudes the clamping block 213, and the clamping block 213 is separated from the clamping groove, so that the mounting sleeve 211 can be conveniently dismounted, and finally the drill bit can be dismounted and replaced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A screw drilling machine convenient to change drill bit, includes bottom plate (1) and installation disassembly body (2), its characterized in that: installation detaching mechanism (2) is including mount (201), motor case (202), motor (203), dwang (204), fixed nest block (205), first interlock pole (206), second interlock pole (207), articulated rod (208), installation pole (209), first spring (210), installation sleeve (211), second spring (212), fixture block (213), slider (214), push rod (215), fixed block (216), third spring (217) and screw drill (218), the top of bottom plate (1) and the bottom fixed connection of mount (201), the top of mount (201) and the bottom fixed mounting of motor case (202), the top fixed mounting of motor (203) is at the inner wall top of motor case (202).

2. A threaded drill to facilitate bit replacement according to claim 1, wherein: the top fixed connection of the output of motor (203) and dwang (204), the bottom of dwang (204) runs through the top of mount (201) and extends to the below of mount (201), fixed cover piece (205) fixed cover is established in the bottom of dwang (204).

3. A threaded drill to facilitate bit replacement according to claim 1, wherein: the outer surface of the fixed sleeve block (205) is hinged and movably connected with one end of the first linkage rod (206), the other end of the first linkage rod (206) is hinged and movably connected with one end of the second linkage rod (207), and the other end of the second linkage rod (207) is hinged and movably connected with the top of the hinge rod (208).

4. A threaded drill to facilitate bit replacement according to claim 1, wherein: the bottom of articulated pole (208) and the top fixed connection of installation pole (209), the quantity of installation pole (209) is two, the right side of installation pole (209) and the one end fixed connection of first spring (210), the other end and another of first spring (210) the left side fixed connection of installation pole (209).

5. A threaded drill to facilitate bit replacement according to claim 1, wherein: the inner wall contact of installation pole (209) and installation sleeve (211), the mounting groove has been seted up to the left side of installation pole (209), the one end of second spring (212) and the inner wall fixed connection of mounting groove, the other end of second spring (212) and the right side fixed connection of fixture block (213).

6. A threaded drill to facilitate bit replacement according to claim 1, wherein: the outer wall of fixture block (213) and the inner wall sliding contact of mounting groove, the draw-in groove has been seted up to the inner wall of installation sleeve (211), fixture block (213) and draw-in groove block are connected.

7. A threaded drill to facilitate bit replacement according to claim 1, wherein: the outer wall of slider (214) and the inner wall sliding contact of draw-in groove, the left side of slider (214) runs through the draw-in groove and extends to the left side of installation sleeve (211) and the right side fixed connection of fixed block (216), the one end of third spring (217) and the right side fixed connection of fixed block (216), the other end of third spring (217) and the left side outer wall fixed connection of installation sleeve (211), the bottom of installation sleeve (211) and the top threaded connection of thread drill bit (218).