CN214025542U

CN214025542U - Reciprocating saw converter for electric drill

Info

Publication number: CN214025542U
Application number: CN202023102140.XU
Authority: CN
Inventors: 应伟民
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-24
Anticipated expiration: 2030-12-21

Abstract

The utility model provides a reciprocating saw converter for on electric drill, includes the casing, install at the axis of rotation of casing one end, install the saw bit installation head at the casing other end, install drive mechanism between axis of rotation and the saw bit installation head, drive mechanism includes installs the bearing frame in the casing with the axis of rotation, the utility model discloses profitable effect is: the utility model discloses simple structure, it is easy and simple to handle, can convert the rotary motion of electric drill output shaft into the reciprocating type motion of saw blade to can prevent to produce the card pause phenomenon when the electric drill is exported, and under the condition of not installing extra stop device, only rely on the fixing base just can prevent reciprocal slide bar circumferential direction swing, the life of very big extension, simple high-efficient, convenient and fast.

Description

Reciprocating saw converter for electric drill

Technical Field

The utility model relates to a reciprocating saw technical field especially relates to a reciprocating saw converter for on electric drill.

Background

Currently, bar saws (including also known as wire saws) are power tools that include reciprocating saw blades and are commonly used to cut wood workpieces or other materials. Typically comprising a body housing an electric motor and a drive mechanism which converts the rotary motion of the motor output shaft into reciprocating motion of the saw blade, but current reciprocating saws suffer from the following problems, application No.: 202020361935.3, entitled a utility model patent for electric drill reciprocating saw converter, although it can convert the rotation motion of the motor into reciprocating motion, the driving wheel structure adopted by it is that the inclined disc body is arranged on the outer surface of the cylinder body to play the role of reciprocating motion, but the structure is very easy to cause jamming when in use, which affects the sawing efficiency; and application number is 201820117282.7, the name is a utility model of a converter for on electric hand drill, wherein reciprocating shaft suit is on the axle sleeve, but can produce new problem like this, reciprocating shaft can be in the axle sleeve internal circumferential oscillation, dislocation and unstability when causing the transmission, consequently designed this part of gleitbretter spacing reciprocating shaft in this patent, prevent its circumferential oscillation, but adopt extra gleitbretter not only the installation difficulty and produce wearing and tearing easily, and then lead to the device life to subtract the weak point, and the guide way is located the transmission guide pin bushing for the slope structure again in the middle of, consequently, processing is comparatively troublesome, can't pass through mould one shot forming, machining efficiency is low, manufacturing cost is high again.

Disclosure of Invention

The utility model discloses solve the problem that above-mentioned prior art exists, provide a reciprocating saw converter for on electric drill, can convert the rotary motion of electric drill output shaft into the reciprocating motion of saw blade to can prevent to produce the card pause phenomenon when the electric drill is exported, and under the condition of not installing extra stop device, only rely on the fixing base just can prevent reciprocal slide bar circumference swing, the life of very big extension.

The utility model provides a technical scheme that its technical problem adopted: the reciprocating saw converter for the electric drill comprises a shell, a rotating shaft arranged at one end of the shell, a saw blade mounting head arranged at the other end of the shell, and a transmission mechanism arranged between the rotating shaft and the saw blade mounting head, wherein the transmission mechanism comprises a bearing seat for mounting the rotating shaft in the shell, a transmission guide sleeve is fixed on the rotating shaft, a reciprocating slide rod is fixed at the inner end of the saw blade mounting head, a guide groove for driving the reciprocating slide rod to do reciprocating motion is arranged on the outer wall of the transmission guide sleeve, a guide post matched with the guide groove for transmission is arranged on the reciprocating slide rod, and a fixed seat for slidably mounting the reciprocating slide rod is fixed in the shell. This structure adopts the cooperation of the guide way of slope structure and guide post, can convert rotary motion on the electric drill into reciprocating motion, and structural design is reasonable, simple to operate, and spare part processing is easy to gliding in-process can not rotation in a circumferential direction about reciprocating slide bar, makes guide post and guide way transmission stable.

For further improvement, the shell is provided with a dismounting hole for mounting the holding part. The structure can enable people to install holding parts such as handles and the like as required, and is convenient to use.

Further perfection, the bottom of the shell is provided with a bottom plate, and a connecting plate connected with the shell is arranged on the bottom plate. The bottom plate and the connecting plate form a base structure, so that the converter can be conveniently placed, and the connecting plate surrounds the saw blade mounting head, thereby playing a role in protecting and avoiding the cutting injury of workers by the saw blade mounting head.

Further perfection, wherein the connecting plate is provided with an observation port. The connecting plate also shields the sight while playing a role in protection, so that the observation port can provide certain sight, and the saw blade mounting head can be observed conveniently.

Further perfection, wherein one end of the shell is provided with a stable opening for preventing the reciprocating slide bar from swinging. The stabilizing opening is an opening formed in the shell for the reciprocating slide rod to penetrate through, and the shape and the size of the stabilizing opening are matched with the reciprocating slide rod to play a role in stabilizing the reciprocating slide rod.

Further perfection, wherein the transverse section of the reciprocating slide bar is polygonal, and the shape of the inner wall of the fixed seat is matched with the shape of the outer wall of the reciprocating slide bar. The polygon is provided with edges and corners, so that the reciprocating slide bar can be prevented from rotating circumferentially, and the guide post and the guide groove can be more stably driven.

Further perfection, wherein the outer side of the shell is provided with anti-skid projections. The anti-skid protrusions have a certain anti-skid effect and are beneficial to stable taking.

The guide post is further improved, wherein the guide post is rotatably installed on the reciprocating slide rod, the reciprocating slide rod is fixedly provided with a fixed block, the fixed block is provided with a mounting hole, the guide post is arranged in the mounting hole, and the outer end of the guide post extends out of the mounting hole and is arranged in the guide groove. When the rotatable guide post moves in the guide way, the friction loss is reduced, the stability and the smoothness of transmission are improved, the service life is prolonged, and the transmission effect is better.

Further perfect, the outer end of mounting hole is equipped with spacing portion, is equipped with bellied screens position on the guide post, and the screens position is in the inner direction of spacing portion, and spacing portion is spacing the guide bar in the mounting hole. This structure prevents that the guide post roll-off mounting hole from striking the guide way in, the guide post is also more reasonable with guide way complex position.

Further perfection, the fixed block passes through fastener demountable installation on reciprocating slide bar. The structure can fixedly connect or disassemble the fixed block and the reciprocating slide bar, and the installation is simple and firm.

Further perfection, the transmission guide sleeve is divided into a first transmission guide sleeve and a second transmission guide sleeve along the guide groove. The structure can be formed in one step through the die, the manufacturing cost is reduced during manufacturing, and the manufacturing efficiency is improved.

Further perfection, the contact surface between the first transmission guide sleeve and the second transmission guide sleeve is mutually attached in an inclined plane structure, the first transmission guide sleeve is sleeved on the rotating shaft and is propped against the bearing seat, and the second transmission guide sleeve is fixed on the rotating shaft through a second fixing piece. The structure is fixedly installed in a very ingenious mode, and the installation is very easy and very stable.

Further perfection, the first transmission guide sleeve is fixed on the rotating shaft through the first fixing piece. The structure can play a better stabilizing role and avoid the rotation abrasion of the first transmission guide sleeve.

The utility model discloses profitable effect is: the utility model discloses simple structure, it is easy and simple to handle, can convert the rotary motion of electric drill output shaft into the reciprocating type motion of saw blade to can prevent to produce the card pause phenomenon when the electric drill is exported, and under the condition of not installing extra stop device, only rely on the fixing base just can prevent reciprocal slide bar circumferential direction swing, the life of very big extension, simple high-efficient, convenient and fast.

Drawings

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

fig. 2 is a rear three-dimensional view of the present invention;

fig. 3 is a schematic view of the structure of the present invention;

fig. 4 is a schematic view of the rear view structure of the present invention

FIG. 5 is an exploded view of the transmission mechanism and the reciprocating slide bar of the present invention;

fig. 6 is a cross-sectional view of the transmission mechanism according to the present invention;

fig. 7 is a schematic structural view of the middle position limiting portion of the present invention.

Description of reference numerals: the device comprises a shell 1, a rotating shaft 2, a saw blade mounting head 3, a transmission mechanism 4, a bearing seat 5, a transmission guide sleeve 6, a reciprocating slide rod 7, a guide groove 8, a guide post 9, a fixed seat 10, a dismounting hole 11, a bottom plate 12, a connecting plate 13, an observation port 14, a stabilizing port 15, an anti-skid bulge 16, a fixed block 17, a mounting hole 18, a limiting part 19, a clamping part 20, a first transmission guide sleeve 21, a second transmission guide sleeve 22, a second fixing part 23, a first fixing part 24 and a fastening part 25.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

referring to figures 1 to 7: the reciprocating saw converter for the electric drill comprises a shell 1, a rotating shaft 2 installed at one end of the shell 1, a saw blade installing head 3 installed at the other end of the shell 1, a transmission mechanism 4 installed between the rotating shaft 2 and the saw blade installing head 3, the transmission mechanism 4 comprises a bearing seat 5 for installing the rotating shaft 2 in the shell 1, a transmission guide sleeve 6 is fixed on the rotating shaft 2, a reciprocating slide rod 7 is fixed at the inner end of the saw blade installing head 3, a guide groove 8 for driving the reciprocating slide rod 7 to reciprocate is formed in the outer wall of the transmission guide sleeve 6, a guide post 9 matched with the guide groove 8 for transmission is arranged on the reciprocating slide rod 7, and a fixing seat 10 for slidably installing the reciprocating slide rod 7 is. The rotating shaft 2 is connected to an electric drill, the electric drill drives the rotating shaft 2 and the transmission guide sleeve 6 to rotate, and the guide groove 8 of the inclined structure is matched with the guide post 9, so that the reciprocating slide rod 7 can reciprocate in the fixed seat 10.

With reference to figures 1, 6, 7: wherein, the shell 1 is provided with a dismounting hole 11 for installing the holding part, and the handle is fixed in the dismounting hole 11 when in use, thereby being convenient for holding and stabilizing the converter. The bottom of the shell 1 is provided with a bottom plate 12, the bottom plate 12 is provided with a connecting plate 13 connected with the shell 1, the bottom plate and the connecting plate form a base structure, a converter can be placed, and the connecting plate 13 is provided with a viewing port 14, so that observation can be facilitated.

Referring to figures 2, 7: wherein, one end of the shell 1 is provided with a stabilizing port 15 for preventing the reciprocating slide bar 7 from swinging, the transverse section of the reciprocating slide bar 7 is polygonal, the shape of the inner wall of the fixed seat 10 is matched with the shape of the outer wall of the reciprocating slide bar 7, and the outer side of the shell 1 is provided with an antiskid lug 16.

With reference to figures 2, 3, 5, 7: wherein the guide post 9 rotates and installs on reciprocating slide bar 7, reciprocating slide bar 7 is last to be fixed with fixed block 17, it has mounting hole 18 to open on the fixed block 17, the guide post 9 is located in mounting hole 18, the guide post 9 outer end stretches out outside mounting hole 18 and places in the guide way 8, the outer end of mounting hole 18 is equipped with spacing portion 19, be equipped with bellied screens portion 20 on the guide post 9, screens portion 20 is located the inner direction of spacing portion 19, spacing portion 19 is spacing the guide bar in mounting hole 18, fixed block 17 passes through fastener 25 demountable installation on reciprocating slide bar 7.

Referring to figures 3, 4: the transmission guide sleeve 6 is divided into a first transmission guide sleeve 21 and a second transmission guide sleeve 22 along the guide groove 8, the contact surfaces between the first transmission guide sleeve 21 and the second transmission guide sleeve 22 are mutually attached in an inclined plane structure, the first transmission guide sleeve 21 is sleeved on the rotating shaft 2 and is propped against the bearing seat 5, the second transmission guide sleeve 22 is fixed on the rotating shaft 2 through a second fixing piece 23, and the first transmission guide sleeve 21 fixes the rotating shaft 2 through a first fixing piece 24.

When in use, the electric drill drives the rotating shaft 2 to rotate, the rotating shaft 2 drives the second transmission guide sleeve 22 to rotate when rotating, the first transmission guide sleeve 21 is driven to rotate by the inclined surface structure when the second transmission guide sleeve 22 rotates, at the moment, the guide post 9 positioned in the guide groove 8 is driven by the guide groove 8 to reciprocate due to the rotation of the first transmission guide sleeve 21 and the second transmission guide sleeve 22, and when the guide post 9 reciprocates, the guide post 9 is connected with the reciprocating slide bar 7 through the fixed block 17, therefore, the reciprocating motion of the guide post 9 can drive the reciprocating slide rod 7 to reciprocate, the reciprocating motion of the reciprocating slide rod 7 can drive the saw blade on the saw blade mounting head to reciprocate, thereby realizing the sawing action, because the reciprocating motion of the reciprocating slide bar 7 is limited by the fixed seat 10, the reciprocating slide bar 7 does not deviate during the reciprocating motion, and the stability is greatly improved.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a reciprocating saw converter for on electric drill, includes casing (1), installs axis of rotation (2) in casing (1) one end, installs saw bit installation head (3) at the casing (1) other end, installs drive mechanism (4), characterized by between axis of rotation (2) and saw bit installation head (3): drive mechanism (4) are fixed with transmission guide pin bushing (6) including installing axis of rotation (2) bearing frame (5) in casing (1) on axis of rotation (2), saw bit installation head (3) inner is fixed with reciprocal slide bar (7), is equipped with guide way (8) that drive reciprocal slide bar (7) reciprocating motion on the transmission guide pin bushing (6) outer wall, be equipped with on reciprocal slide bar (7) with guide way (8) cooperation driven guide post (9), casing (1) internal fixation has fixing base (10) to reciprocal slide bar (7) slidable mounting.

2. The reciprocating saw converter for use with an electric drill according to claim 1, wherein: the bottom of the shell (1) is provided with a bottom plate (12), and a connecting plate (13) connected with the shell (1) is installed on the bottom plate (12).

3. The reciprocating saw converter for use with an electric drill according to claim 2, wherein: and an observation port (14) is arranged on the connecting plate (13).

4. The reciprocating saw converter for use with an electric drill according to claim 1, wherein: one end of the shell (1) is provided with a stabilizing opening (15) for preventing the reciprocating slide bar (7) from swinging.

5. The reciprocating saw converter for use with an electric drill according to claim 1, wherein: the transverse section of the reciprocating slide bar (7) is polygonal, and the shape of the inner wall of the fixed seat (10) is matched with the shape of the outer wall of the reciprocating slide bar (7).

6. The reciprocating saw converter for use with an electric drill according to claim 1, wherein: the outer side of the shell (1) is provided with an anti-skid bulge (16).

7. The reciprocating saw converter for use with an electric drill according to claim 1, wherein: the guide post (9) is rotatably installed on the reciprocating slide rod (7), a fixing block (17) is fixed on the reciprocating slide rod (7), a mounting hole (18) is formed in the fixing block (17), the guide post (9) is arranged in the mounting hole (18), and the outer end of the guide post (9) extends out of the mounting hole (18) and is arranged in the guide groove (8).

8. The reciprocating saw converter for use with an electric drill according to claim 7, wherein: the outer end of mounting hole (18) is equipped with spacing portion (19), is equipped with bellied screens portion (20) on guide post (9), screens portion (20) are located spacing portion (19) inner direction, and spacing portion (19) are spacing in mounting hole (18) with the guide bar, and fixed block (17) are through fastener (25) demountable installation on reciprocal slide bar (7).

9. The reciprocating saw converter for use with an electric drill according to claim 1, wherein: the transmission guide sleeve (6) is divided into a first transmission guide sleeve (21) and a second transmission guide sleeve (22) along the guide groove (8).

10. The reciprocating saw converter for use with an electric drill according to claim 9, wherein: the contact surface between the first transmission guide sleeve (21) and the second transmission guide sleeve (22) is mutually attached in an inclined plane structure, the first transmission guide sleeve (21) is sleeved on the rotating shaft (2) and is propped against the bearing seat (5), the second transmission guide sleeve (22) is fixed on the rotating shaft (2) through a second fixing piece (23), and the first transmission guide sleeve (21) fixes the rotating shaft (2) through a first fixing piece (24).