CN219818142U

CN219818142U - V-shaped edge Kong Kongju

Info

Publication number: CN219818142U
Application number: CN202321286097.8U
Authority: CN
Inventors: 韩祖伟
Original assignee: Hangzhou Xinweiye Tools Co ltd
Current assignee: Hangzhou Xinweiye Tools Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2023-10-13
Anticipated expiration: 2033-05-25

Abstract

The utility model discloses a V-shaped edge Kong Kongju, which relates to the technical field of hole saws and comprises the following components: hole saw, hole saw top is provided with the fixing base, V type limit hole has been seted up to the hole saw surface, the inside drill bit that is provided with of fixing base, hole saw inside is provided with the push pedal, the opening has been seted up at the push pedal top, the push pedal top is provided with down the fender shell. According to the hole saw, when the hole saw is used, scraps generated by cutting enter the hole saw through the opening, the scraps are discharged through the V-shaped side hole, the push plate is pressed upwards in the use process, after the hole punching work is finished, the push plate is reset under the action of elasticity of the spring, so that the scraps in the hole saw are discharged, the side hole is designed in a V-shaped-like shape, the scraps are conveniently discharged in the cutting process, the heat dissipation of the saw body is facilitated, the scraps clamped in the saw body are more conveniently removed, and the drilling efficiency and the service life of the hole saw are greatly improved.

Description

V-shaped edge Kong Kongju

Technical Field

The utility model relates to the technical field of hole saws, in particular to a V-shaped edge Kong Kongju.

Background

Hole saws are extremely wide-ranging in use, which generally cut very hard materials, including hardened steel, cast iron, brick, etc., and are associated with shafts made of carbon steel and pilot drills; at present, the existing hole saw has poor chip removal effect in the using process, the heat dissipation effect of the hole saw can be influenced, and most of drill bits are fixedly arranged and inconvenient to replace, so that a V-shaped edge Kong Kongju is provided.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a V-shaped edge hole saw, which comprises: hole saw, hole saw top is provided with the fixing base, V type limit hole has been seted up to the hole saw surface, the inside drill bit that is provided with of fixing base, the inside push pedal that is provided with of hole saw, the opening has been seted up at the push pedal top, the push pedal top is provided with down keeps off the shell, it is provided with the inner ring to keep off the inside of shell down, it is provided with the fender shell to keep off the shell top down, it is provided with the spring to go up to keep off the shell inside, is used for driving the push pedal through setting up the spring and resets, the inside sweeps discharge of hole saw of being convenient for.

Further, fixing base bottom fixedly connected with locating piece, fixing base top fixedly connected with fixed block, the spout has been seted up on fixing base top right side, fixed block and drill bit sliding connection, fixing base bottom and hole saw top fixed connection are used for playing the location effect when fixing the drill bit through setting up the fixed block.

Further, the fixed block right side is provided with the movable block, the movable block right side is provided with the connecting plate, the fixed block left side is provided with bolt one, connecting plate bottom fixedly connected with connecting block, the inside slider that is provided with of spout, the inside bolt two that is provided with of connecting block is used for improving the stability when the movable block removes through setting up the slider, is convenient for fix the movable block through setting up the connecting block.

Further, push pedal top and lower fender shell bottom fixed connection, inner loop bottom and lower fender shell inner wall bottom fixed connection, the inner loop top runs through the fender shell and extends to inside, it keeps off shell top and hole saw inner wall top fixed connection to go up, spring top and last fender shell inner wall top fixed connection, spring bottom and inner loop top fixed connection, inner loop and lower fender shell and last fender shell sliding connection can separate the sweeps through setting up fender shell and lower fender shell.

Further, movable block inner wall and drill bit surface contact, movable block and fixed block looks adaptation, movable block right side and connecting plate left side fixed connection, slider top and connecting plate bottom fixed connection, slider and fixing base sliding connection are used for carrying out the centre gripping fixed to the drill bit through setting up the movable block.

Further, the first bolt penetrates through the fixed block and extends to the outside, the first bolt is in threaded connection with the fixed block, the right side of the first bolt is in contact with the outer surface of the drill bit, the second bolt penetrates through the connecting block and extends to the inside of the fixed seat, the second bolt is in threaded connection with the connecting block and the fixed seat, and the first bolt and the second bolt are arranged to have installation and disassembly effects on the drill bit through rotation of the first bolt and the second bolt, so that replacement work can be completed more rapidly.

The utility model has the beneficial effects that:

according to the hole saw, when the hole saw is used, scraps generated by cutting enter the hole saw through the opening, are discharged through the V-shaped side hole, the push plate is pressed upwards in the using process, the spring is in a compressed state, after the hole punching work is completed, the push plate is reset under the elastic action of the spring, so that the scraps in the hole saw are discharged, the side hole is designed in a V-shaped-like shape, the scraps are conveniently discharged in the cutting process, the heat dissipation of the saw body is facilitated, waste clamped in the saw body is conveniently removed, and the drilling efficiency and the service life of the hole saw are greatly improved.

According to the utility model, the movable block is released from the fixing of the connecting block by rotating the first bolt to enable the first bolt to be far away from the drill bit and then detaching the second bolt, so that the movable block is released from the fixing, and the connecting plate is pulled to enable the movable block to drive the movable block to move away from the drill bit, so that the drill bit can be detached and replaced, the drill bit can be conveniently and rapidly installed and detached, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a cross-sectional front view of a hole saw of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic view of the whole structure of the push plate of the present utility model.

1. Hole saw; 11. a fixing seat; 111. a positioning block; 112. a fixed block; 121. a movable block; 122. a connecting plate; 123. a first bolt; 124. a connecting block; 125. a slide block; 126. a second bolt; 113. a chute; 12. v-shaped side holes; 13. a drill bit; 14. a push plate; 141. an opening; 142. a lower baffle shell; 143. an inner ring; 144. an upper baffle shell; 145. and (3) a spring.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Example 1

Referring to fig. 1-4, the present utility model is a V-shaped edge hole saw comprising: the hole saw 1, hole saw 1 top is provided with fixing base 11, hole saw 1 surface has seted up V type limit hole 12, fixing base 11 inside is provided with drill bit 13, hole saw 1 inside is provided with push pedal 14, the opening 141 has been seted up at push pedal 14 top, push pedal 14 top is provided with down fender shell 142, the inside inner ring 143 that is provided with of lower fender shell 142, lower fender shell 142 top is provided with fender shell 144, the inside spring 145 that is provided with of upper fender shell 144, through setting up V type limit hole 12 when hole saw 1 uses, the sweeps that the cutting produced can enter into hole saw 1 inside through opening 141, the rethread V type limit hole 12 discharges, and can upwards press push pedal 14 in the use, spring 145 is compressed state this moment, after accomplishing the trompil work, can reset push pedal 14 through the effect of spring 145 elasticity, thereby the inside bits of hole saw 1 are discharged, the limit hole adopts similar V type shape design, convenient for sweeps discharge and saw body heat dissipation in the cutting, the saw that is more convenient for get rid of the waste material that presss from inside the saw, the efficiency of the saw and the service life of hole saw has been improved greatly.

The bottom of the fixed seat 11 is fixedly connected with a positioning block 111, the top of the fixed seat 11 is fixedly connected with a fixed block 112, the right side of the top of the fixed seat 11 is provided with a sliding groove 113, the fixed block 112 is in sliding connection with the drill bit 13, and the bottom of the fixed seat 11 is fixedly connected with the top of the hole saw 1.

The fixed block 112 right side is provided with movable block 121, the movable block 121 right side is provided with connecting plate 122, the fixed block 112 left side is provided with bolt one 123, connecting plate 122 bottom fixedly connected with connecting block 124, the inside slider 125 that is provided with of spout 113, the inside bolt two 126 that is provided with of connecting block 124, make it keep away from drill bit 13 through rotating bolt one 123 through setting movable block 121, dismantle bolt two 126 again and make it remove the fixed of connecting block 124, then movable block 121 is fixed, make it drive movable block 121 through pulling connecting plate 122 and remove and keep away from drill bit 13, can dismantle drill bit 13 and change it, be convenient for carry out quick installation and dismantlement to drill bit 13, work efficiency has been improved.

The top of the push plate 14 is fixedly connected with the bottom of the lower baffle shell 142, the bottom of the inner ring 143 is fixedly connected with the bottom of the inner wall of the lower baffle shell 142, the top of the inner ring 143 penetrates through the upper baffle shell 144 and extends into the hole saw, the top of the upper baffle shell 144 is fixedly connected with the top of the inner wall of the hole saw 1, the top of the spring 145 is fixedly connected with the top of the inner wall of the upper baffle shell 144, the bottom of the spring 145 is fixedly connected with the top of the inner ring 143, and the inner ring 143 and the lower baffle shell 142 are slidably connected with the upper baffle shell 144.

The inner wall of the movable block 121 is contacted with the outer surface of the drill bit 13, the movable block 121 is matched with the fixed block 112, the right side of the movable block 121 is fixedly connected with the left side of the connecting plate 122, the top of the sliding block 125 is fixedly connected with the bottom of the connecting plate 122, and the sliding block 125 is in sliding connection with the fixed seat 11.

The first bolt 123 penetrates through the fixed block 112 and extends to the outside, the first bolt 123 is in threaded connection with the fixed block 112, the right side of the first bolt 123 is in contact with the outer surface of the drill bit 13, the second bolt 126 penetrates through the connecting block 124 and extends to the inside of the fixed seat 11, and the second bolt 126 is in threaded connection with the connecting block 124 and the fixed seat 11.

One specific application of this embodiment is:

firstly, the first bolt 123 is rotated to enable the first bolt 126 to be far away from the drill bit 13, then the second bolt 126 is dismounted to enable the second bolt 126 to be free of the fixing of the connecting block 124, then the movable block 121 is removed from the fixing, the connecting plate 122 is pulled to enable the movable block 121 to be driven to move away from the drill bit 13, the sliding block 125 slides in the sliding groove 113 to improve the stability of the movable block 121 when moving, so that the drill bit 13 is removed from the fixing, the drill bit 13 can be dismounted to be replaced, after replacement is completed, the movable block 121 is pushed to be in contact with the drill bit 13, then the second bolt 126 is locked to be fixed, the movable block 121 is tightly attached to the drill bit 13 to perform a first fixing effect, then the first bolt 123 is locked to be in contact with the drill bit 13, a second fixing effect can be achieved, waste chips generated by cutting can enter the inside the hole saw 1 through the opening 141, the waste chips can be rapidly discharged through the V-shaped edge hole 12, meanwhile, the good heat dissipation effect can be achieved, the push plate 14 can be pushed upwards in the use process, the lower baffle shell 142 can drive the inner ring baffle shell 144 to slide in the upper baffle shell, the inner ring baffle shell 144 can be compressed by the spring 145, and the spring 145 can be compressed by the spring 145, and the inner side of the spring 145 can be compressed by the spring 145 can be discharged, and the spring 145 can be compressed, and the inside the spring can be compressed by the spring 145 can be compressed.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. A V-shaped edge Kong Kongju comprising: hole saw (1), hole saw (1) top is provided with fixing base (11), V type sidehole (12) have been seted up to hole saw (1) surface, fixing base (11) inside is provided with drill bit (13), hole saw (1) inside is provided with push pedal (14), opening (141) have been seted up at push pedal (14) top, push pedal (14) top is provided with keeps off shell (142), keep off shell (142) inside is provided with inner ring (143) down, keep off shell (142) top down and be provided with fender shell (144), it is provided with spring (145) to go up fender shell (144) inside.

2. A V-shaped edge Kong Kongju according to claim 1, further comprising: the fixed seat (11) bottom fixedly connected with locating piece (111), fixed seat (11) top fixedly connected with fixed block (112), spout (113) have been seted up on fixed seat (11) top right side, fixed block (112) and drill bit (13) sliding connection, fixed seat (11) bottom and hole saw (1) top fixed connection.

3. A V-shaped edge Kong Kongju according to claim 2, further comprising: the novel sliding block is characterized in that a movable block (121) is arranged on the right side of the fixed block (112), a connecting plate (122) is arranged on the right side of the movable block (121), a first bolt (123) is arranged on the left side of the fixed block (112), a connecting block (124) is fixedly connected to the bottom of the connecting plate (122), a sliding block (125) is arranged in the sliding groove (113), and a second bolt (126) is arranged in the connecting block (124).

4. A V-shaped edge Kong Kongju according to claim 3, further comprising: push pedal (14) top and lower fender shell (142) bottom fixed connection, inner loop (143) bottom and lower fender shell (142) inner wall bottom fixed connection, inner loop (143) top is passed through and is kept off shell (144) and extend to inside, go up fender shell (144) top and hole saw (1) inner wall top fixed connection, spring (145) top and last fender shell (144) inner wall top fixed connection, spring (145) bottom and inner loop (143) top fixed connection, inner loop (143) and lower fender shell (142) and last fender shell (144) sliding connection.

5. A V-shaped edge Kong Kongju according to claim 4, further comprising: the inner wall of the movable block (121) is in contact with the outer surface of the drill bit (13), the movable block (121) is matched with the fixed block (112), the right side of the movable block (121) is fixedly connected with the left side of the connecting plate (122), the top of the sliding block (125) is fixedly connected with the bottom of the connecting plate (122), and the sliding block (125) is in sliding connection with the fixed seat (11).

6. A V-shaped edge Kong Kongju according to claim 5, further comprising: the first bolt (123) penetrates through the fixed block (112) and extends to the outside, the first bolt (123) is in threaded connection with the fixed block (112), the right side of the first bolt (123) is in contact with the outer surface of the drill bit (13), the second bolt (126) penetrates through the connecting block (124) and extends to the inside of the fixed seat (11), and the second bolt (126) is in threaded connection with the connecting block (124) and the fixed seat (11).