CN214640480U

CN214640480U - Bimetal hole saw connecting handle with elastic telescopic structure

Info

Publication number: CN214640480U
Application number: CN202120858820.XU
Authority: CN
Inventors: 何生祥
Original assignee: Hangzhou Xiaoshan Johnson Tools Co ltd
Current assignee: Hangzhou Xiaoshan Johnson Tools Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-09
Anticipated expiration: 2031-04-25

Abstract

The utility model discloses a bimetal hole saw that area can elasticity telescopic structure connects handle, moving mechanism includes the fixed body and first connecting plate, one side of the fixed body is run through and has been seted up logical groove, the outer fixed surface of the fixed body is connected with the fixed block, the utility model relates to a hole saw technical field. This take bimetal hole saw of flexible telescopic structure to connect handle, through at the fixed body, first connecting plate, lead to the groove, the fixed block, the fixed orifices, the second connecting plate, the threaded rod, first clamp splice, the second clamp splice, under the cooperation of first knob and second knob is used, through rotatory first knob or second knob, make the threaded rod drive first clamp splice and second clamp splice and remove, thereby it removes to drive the fixed block, thereby realize adjusting the position of the fixed body, improve the suitability, it can not adjust buffer gear's position to have solved current bimetal hole saw and connect handle, the thickness of every kind of machined part is different, and then lead to using the problem that has the limitation.

Description

Bimetal hole saw connecting handle with elastic telescopic structure

Technical Field

The utility model relates to a hole saw technical field specifically is take bimetal hole saw of flexible telescopic structure to connect handle.

Background

Hole saws, also known as hole openers, are attached to power tools through adapters as an accessory to the power tool for making holes of desired size in workpieces of materials such as metal or wood, and can cut very hard materials including hardened steel, cast iron, bricks, etc., with a spindle of carbon steel being fitted with a pilot drill. The hole saw can cut very hard substances including hardened steel, cast iron, bricks and the like, and a shaft made of carbon steel is matched with the centering drill. The Morse hole saw can be used for any electric drill commonly used in the industry.

According to patent publication No. CN212761321U, publication date is 2021-03-23, disclose a bimetal hole saw handle, including the saw body and install the hole saw body on the saw body, the one end fixedly connected with drive arrangement of hole saw body is kept away from to the saw body, through the cooperation work between the buffer gear, make the hole saw body when having processed the machined part, a plurality of contact blocks contact the machined part, compressed telescopic link and first spring cushion the machined part and the collision that supports the contact block, effectual protection hole saw body and machined part, however, current bimetal hole saw handle can not adjust buffer gear's position, the thickness of every kind of machined part is different, and then lead to using and have the limitation, consequently, the utility model provides a bimetal hole saw handle with flexible telescopic structure to solve the problem mentioned above-mentioned.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a but take bimetal hole saw that elasticity telescopic structure connects handle has solved current bimetal hole saw and has connect the handle can not adjust buffer gear's position, and the thickness of every kind of machined part is different, and then leads to the problem that the use has the limitation.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the bimetal hole saw connecting handle with the elastic telescopic structure comprises a saw body, a positioning drill hole, a connecting handle body and a hole saw body arranged on the saw body, wherein a buffering mechanism is arranged on the hole saw body, and a moving mechanism is arranged on the hole saw body.

The moving mechanism comprises a fixed body and a first connecting plate, a through groove is arranged on one side of the fixed body in a penetrating way, the outer surface of the fixed body is fixedly connected with a fixed block, one side of the fixed block is provided with a fixed hole in a penetrating way, one side of the first connecting plate is fixedly connected with a second connecting plate, the fixed block is movably connected with the second connecting plate, a threaded rod is arranged between the second connecting plate and the first connecting plate, the outer surface of the threaded rod is matched with the inside of the fixing hole, the outer surface of the threaded rod and the two sides of the fixed block are respectively and fixedly connected with a first clamping block and a second clamping block, the first connecting plate is fixedly connected on the outer surface of the hole saw body, the two ends of the threaded rod are respectively and fixedly connected with a first knob and a second knob, the inside of logical groove and the surface looks adaptation of hole saw body, first clamp splice and second clamp splice all with being in contact state of fixed block.

Preferably, the buffer mechanism is arranged on one side of the fixed body, a moving groove is formed in the top of the second connecting plate in a penetrating mode, and the inner portion of the moving groove is connected with the outer surface of the fixed block in a sliding mode.

Preferably, one side of the second connecting plate is provided with a first through hole, the other side of the second connecting plate is provided with a second through hole, and one side of the first connecting plate is provided with a third through hole in a penetrating manner.

Preferably, the first through hole, the second through hole and the third through hole are in threaded connection with the threaded rod, and the first through hole and the second through hole are communicated with the moving groove.

Preferably, the outer surface of the saw body is fixedly connected with a mounting plate, and one side of the mounting plate is provided with a mounting hole in a penetrating manner.

Preferably, one side of the hole saw body is fixedly connected with a fixing screw, the outer surface of the fixing screw is in threaded connection with a nut, and the outer surface of the fixing screw is matched with the inside of the mounting hole.

Advantageous effects

The utility model provides a bimetal hole saw connecting handle with an elastic telescopic structure. Compared with the prior art, the method has the following beneficial effects:

(1) this take bimetal hole saw that elasticity telescopic structure connects handle, through at the fixed body, first connecting plate, lead to the groove, the fixed block, the fixed orifices, the second connecting plate, the threaded rod, first clamp splice, the second clamp splice, under the cooperation of first knob and second knob is used, through rotatory first knob or second knob, make the threaded rod drive first clamp splice and second clamp splice and remove, thereby it removes to drive the fixed block, thereby realize adjusting the position of the fixed body, improve the suitability, it can not adjust buffer gear's position to have solved current bimetal hole saw connects handle, the thickness of every kind of machined part is different, and then lead to using the problem that has the limitation.

(2) But this take bimetal hole saw of elastic telescopic structure connects handle uses down through the cooperation at mounting panel, mounting hole, set screw and nut, is convenient for carry out the dismouting, facilitates the use to the hole saw body.

Drawings

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

FIG. 2 is a cross-sectional top view of the first and second connecting plates of the present invention;

fig. 3 is a side view of the fixing body of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1-saw body, 2-positioning drill hole, 3-connecting handle body, 4-hole saw body, 5-buffer mechanism, 6-moving mechanism, 601-fixed body, 602-first connecting plate, 603-through groove, 604-fixed hole, 605-fixed hole, 606-second connecting plate, 607-threaded rod, 608-first clamping block, 609-second clamping block, 610-first knob, 611-second knob, 7-moving groove, 8-first through hole, 9-second through hole, 10-third through hole, 11-mounting plate, 12-mounting hole, 13-fixing screw and 14-nut.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a bimetal hole saw connecting handle with an elastic telescopic structure comprises a saw body 1, a positioning drill hole 2, a connecting handle body 3 and a hole saw body 4 arranged on the saw body 1, wherein one side of the hole saw body 4 is fixedly connected with a fixing screw 13, the outer surface of the fixing screw 13 is in threaded connection with a nut 14, the outer surface of the fixing screw 13 is matched with the inside of a mounting hole 12, the hole saw body 4 is convenient to disassemble and assemble through the matching use of the mounting plate 11, the mounting hole 12, the fixing screw 13 and the nut 14, the use is convenient, the outer surface of the saw body 1 is fixedly connected with the mounting plate 11, one side of the mounting plate 11 is provided with the mounting hole 12 in a penetrating way, the hole saw body 4 is provided with a buffer mechanism 5, the buffer mechanism 5 is arranged at one side of the fixing body 601, the top of a second connecting plate 606 is provided with a moving groove 7 in a penetrating way, the inside of the moving groove 7 is in sliding connection with the outer surface of the fixing block 604, the hole saw body 4 is provided with a moving mechanism 6; the moving mechanism 6 comprises a fixed body 601 and a first connecting plate 602, a through groove 603 is formed in one side of the fixed body 601 in a penetrating manner, a fixed block 604 is fixedly connected to the outer surface of the fixed body 601, a fixed hole 605 is formed in one side of the fixed block 604 in a penetrating manner, a second connecting plate 606 is fixedly connected to one side of the first connecting plate 602, a first through hole 8 is formed in one side of the second connecting plate 606, the first through hole 8, a second through hole 9 and a third through hole 10 are all in threaded connection with a threaded rod 607, the first through hole 8 and the second through hole 9 are all communicated with a moving groove 7, a second through hole 9 is formed in the other side of the second connecting plate 606, a third through hole 10 is formed in one side of the first connecting plate 602 in a penetrating manner, the fixed block 604 is movably connected with the second connecting plate 606, a threaded rod 607 is arranged between the second connecting plate 606 and the first connecting plate 602, the outer surface of the threaded rod 607 is matched with the inside of the fixed hole 605, a first clamping block 608 and a second clamping block 609 are respectively and fixedly connected with the outer surface of the threaded rod 607 and positioned at two sides of the fixed block 604, the first connecting plate 602 is fixedly connected on the outer surface of the hole saw body 4, a first knob 610 and a second knob 611 are respectively and fixedly connected with two ends of the threaded rod 607, the interior of the through groove 603 is matched with the outer surface of the hole saw body 4, the first clamping block 608 and the second clamping block 609 are in contact with the fixed block 604, and when the fixed body 601, the first connecting plate 602, the through groove 603, the fixed block 604, the fixed hole 605, the second connecting plate 606, the threaded rod 607, the first clamping block 608, the second clamping block 609, the first knob 610 and the second knob 611 are used in a matched manner, the threaded rod 607 drives the first clamping block 608 and the second clamping block 609 to move so as to drive the fixed block 604 to move, thereby realizing the adjustment of the position of the fixed body 601, the applicability is improved, and the problems that the position of the buffer mechanism cannot be adjusted, the thickness of each machined part is different, and the use is limited due to the fact that the existing bimetal hole saw connecting handle is not used are solved.

And those not described in detail in this specification are well within the skill of those in the art.

When the double-metal hole saw is in work, the position of the buffer mechanism 5 is adjusted according to the thickness of a workpiece, the first knob 610 or the second knob 611 is rotated to drive the threaded rod 607 to rotate, so that the threaded rod 607 moves between the second connecting plate 606 and the first connecting plate 602 to drive the first clamping block 608 and the second clamping block 609 to move, the fixing block 604 is clamped between the first clamping block 608 and the second clamping block 609, meanwhile, the fixing hole 604 is driven to move in the moving groove 7 by using the threaded rod 607 and the fixing hole 605 in a matched manner, so that the fixing body 601 is driven to move, the position of the buffer mechanism 5 is adjusted, the applicability is improved, the problems that the position of the buffer mechanism cannot be adjusted by using the existing double-metal hole saw handle, the thickness of each workpiece is different, and the use is limited are solved, meanwhile, the hole saw body 4 is convenient to disassemble and assemble and convenient to use through the matching of the mounting plate 11, the mounting hole 12, the fixing screw 13 and the nut 14.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Take bimetal hole saw of flexible telescopic structure to connect handle, including saw body (1), location drilling (2), connect handle body (3) and install hole saw body (4) on saw body (1), be provided with buffer gear (5), its characterized in that on hole saw body (4): the hole saw body (4) is provided with a moving mechanism (6);

the moving mechanism (6) comprises a fixed body (601) and a first connecting plate (602), a through groove (603) is formed in one side of the fixed body (601) in a penetrating mode, a fixed block (604) is fixedly connected to the outer surface of the fixed body (601), a fixed hole (605) is formed in one side of the fixed block (604) in a penetrating mode, a second connecting plate (606) is fixedly connected to one side of the first connecting plate (602), the fixed block (604) is movably connected with the second connecting plate (606), a threaded rod (607) is arranged between the second connecting plate (606) and the first connecting plate (602), the outer surface of the threaded rod (607) is matched with the inner portion of the fixed hole (605), a first clamping block (608) and a second clamping block (609) are fixedly connected to the outer surface of the threaded rod (607) and located on two sides of the fixed block (604) respectively, and the first connecting plate (602) is fixedly connected to the outer surface of the hole saw body (4), the two ends of the threaded rod (607) are respectively and fixedly connected with a first knob (610) and a second knob (611), the inside of the through groove (603) is matched with the outer surface of the hole saw body (4), and the first clamping block (608) and the second clamping block (609) are in contact with the fixed block (604).

2. A bi-metal hole saw arbor of elastically telescopic construction according to claim 1, characterised in that: buffer gear (5) set up in one side of fixed body (601), moving slot (7) have been seted up in the top run-through of second connecting plate (606), the inside and the surface sliding connection of fixed block (604) of moving slot (7).

3. A bi-metal hole saw arbor of elastically telescopic construction according to claim 1, characterised in that: first through-hole (8) have been seted up to one side of second connecting plate (606), second through-hole (9) have been seted up to the opposite side of second connecting plate (606), third through-hole (10) have run through to one side of first connecting plate (602).

4. A bi-metal hole saw arbor of elastically telescopic construction according to claim 3, characterised in that: and the first through hole (8), the second through hole (9) and the third through hole (10) are in threaded connection with the threaded rod (607), and the first through hole (8) and the second through hole (9) are communicated with the moving groove (7).

5. A bi-metal hole saw arbor of elastically telescopic construction according to claim 1, characterised in that: the outer fixed surface of the saw body (1) is connected with a mounting plate (11), and one side of the mounting plate (11) penetrates through and is provided with a mounting hole (12).

6. A bi-metal hole saw arbor of elastically telescopic construction according to claim 1, characterised in that: one side fixedly connected with set screw (13) of hole saw body (4), the surface threaded connection of set screw (13) has nut (14), the surface of set screw (13) and the inside looks adaptation of mounting hole (12).