CN213593293U

CN213593293U - Grooving machine

Info

Publication number: CN213593293U
Application number: CN202021649863.9U
Authority: CN
Inventors: 朱磊
Original assignee: Wuyi Wuyang Tools Manufacturing Co ltd
Current assignee: Wuyi Wuyang Tools Manufacturing Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-07-02
Anticipated expiration: 2030-08-10

Abstract

The utility model relates to a grooving machine, which comprises a bod, the transmission case, the cutting saw bit, the saw bit pivot, be equipped with the motor in the organism, the transmission case sets up in organism one side, be equipped with gear drive in the transmission case, gear drive includes first drive bevel gear, first driven bevel gear, the jackshaft, second drive bevel gear and second driven bevel gear, the output shaft of first drive bevel gear and motor, the output shaft setting of jackshaft perpendicular to motor, first driven bevel gear installs the one end at the jackshaft and meshes with first drive bevel gear mutually, second drive bevel gear installs the other end at the jackshaft and meshes with second driven bevel gear mutually, the one end of saw bit pivot is stretched into the transmission case and is connected with second driven bevel gear, other end installation cutting saw bit. The utility model discloses gear drive has been simplified greatly to the groover, has that transmission loss is little, transmission efficiency is high, with low costs, light in weight, use advantage such as nimble light, suitability are strong.

Description

Grooving machine

Technical Field

The utility model relates to a grooving tool especially relates to an electronic groover of hand-held type suitable for floor and wall etc. carry out the operation of slotting.

Background

Chinese utility model patent CN210453267U discloses a handheld groover, which comprises a bod, the front handle, the back handle, the cutting saw bit, the saw bit pivot, saw bit fixed cover and saw bit activity cover, be equipped with the motor in the organism, the motor passes through speed change mechanism and is connected with the saw bit pivot, the cutting saw bit is installed in the saw bit pivot, organism one side is equipped with the gear box body for holding speed change mechanism, gear box body's front end extends to the one side of the fixed cover of saw bit, the organism front end still is equipped with the preceding horn that is located the fixed cover opposite side of saw bit, the both sides of saw bit activity cover are rotatable pin joint respectively in preceding horn and gear box body, the upper end of preceding horn and gear box body is equipped with a left side respectively, right front handle support arm, the front handle strides and establishes on a left side, right front handle support arm, the organism rear end is equipped with a left side. This change gear of handheld groover connects gradually by a plurality of spur gears that vertically arrange and constitutes, not only leads to gear and bearing numerous, and is with high costs, and the complete machine weight is heavy, is unfavorable for light use, and mechanical transmission's loss is big moreover, influences transmission efficiency easily, and then produces negative effects to the fluting efficiency of groover, treats for this and makes the improvement in relevant practitioner.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide a reducible gear and bearing quantity, reduce transmission loss, manufacturing cost and complete machine weight etc. improve the groover of transmission efficiency and fluting efficiency.

The purpose of the utility model is realized through the following technical scheme:

a grooving machine comprises a machine body, a transmission case, a cutting saw blade and a saw blade rotating shaft, wherein a motor is arranged in the machine body, the transmission case is arranged on one side of the machine body, a gear transmission mechanism is arranged in the transmission case and comprises a first driving bevel gear, a first driven bevel gear, a middle shaft, a second driving bevel gear and a second driven bevel gear, the first driving bevel gear is connected with an output shaft of the motor, the middle shaft is perpendicular to the output shaft of the motor, the first driven bevel gear is arranged at one end of the middle shaft and meshed with the first driving bevel gear, the second driving bevel gear is arranged at the other end of the middle shaft and meshed with the second driven bevel gear, the saw blade rotating shaft is parallel to the axis of the motor and located at a certain distance in front of the machine body, one end of the saw blade rotating shaft extends into the transmission case and is connected with the second driven bevel gear, the other end is provided with the cutting saw blade.

Furthermore, the middle shaft is inclined downwards from one side of the machine body to the front side of the machine body by a certain angle.

Furthermore, the transmission case is arranged from one side of the machine body to the front of the side of the machine body in a downward inclined mode at a certain angle.

Further, the first driving bevel gear and the second driving bevel gear are both small gears, and the first driven bevel gear and the second driven bevel gear are both large gears.

Furthermore, a first bearing positioned on the inner side of the first driven bevel gear and a second bearing positioned on the inner side of the second driving bevel gear are sleeved at two ends of the intermediate shaft in a penetrating manner.

Further, the transmission case is established including the equal open-ended case body in both ends and lid around including the front end open-ended protecgulum of case body establishes with the lid the rear end open-ended back lid of case body, the back lid towards one side of organism be equipped with the uncovered adaptation in side of organism and with its fixed connection's apron portion.

Furthermore, the front end of the transmission case is provided with a side opening towards one side of the cutting saw blade, the cutting saw blade cutting device further comprises a cover seat fixedly covered at the side opening, a shaft hole for the saw blade to penetrate through is formed in the cover seat, and the cutting saw blade is located on the back of the cover seat towards one side of the transmission case.

Furthermore, the saw blade fixing cover is fixed on the cover seat and covers the upper portion of the rear side of the cutting saw blade, and the saw blade movable cover covers the upper portion of the front side of the cutting saw blade and can be retracted into the saw blade fixing cover.

Further, the fixed cover of saw bit towards one side of lid seat be equipped with for the overcoat in the go-between of lid seat, be equipped with a plurality of screw holes on the go-between, be equipped with a plurality of screw hole posts on the outer wall of lid seat, the screw hole with screw hole post one-to-one just passes through screw fixed connection.

Furthermore, the front handle and the rear handle are U-shaped handles, two sides of the opening end of the front handle are connected with the transmission case and one side, far away from the transmission case, of the front end of the machine body respectively, and two sides of the opening end of the rear handle are connected with two sides of the rear end of the machine body respectively.

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

first, the utility model discloses a transmission between motor and the saw bit pivot is realized to a jackshaft and two sets of bevel gears, the quantity of gear and bearing that can significantly reduce by this on the one hand simplifies the structure, convenient preparation to reduce cost, on the other hand also can reduce the transmission loss, improves transmission efficiency, and then makes the fluting efficiency of groover obtain promoting, can also alleviate complete machine weight on the one hand again, makes the operation of groover use become light more convenient.

Secondly, the utility model discloses a gear drive designs in a flexible way, when the interval changes between motor and the saw bit pivot, only need corresponding adjustment jackshaft the length can, need not to increase gear quantity, therefore the suitability is strong.

Drawings

Fig. 1 is a schematic perspective view of a grooving machine according to the present invention.

Fig. 2 is an internal structure schematic diagram of the grooving machine of the present invention.

Fig. 3 is an exploded view of a groover of the present invention.

Fig. 4 is a schematic side view of the transmission case removed by the grooving machine of the present invention.

Fig. 5 is a schematic side view of the grooving machine of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments shown in the drawings.

As shown in fig. 1 to 5, the grooving machine according to this embodiment includes a machine body 1, a transmission case 2, a cutting saw blade 3, and a saw blade rotating shaft 4, wherein a motor 5 is disposed in the machine body 1, the transmission case 2 is disposed on one side of the machine body 1, a gear transmission mechanism 6 is disposed in the transmission case 2, the gear transmission mechanism 6 includes a first driving bevel gear 61, a first driven bevel gear 62, a middle shaft 63, a second driving bevel gear 64, and a second driven bevel gear 65, the first driving bevel gear 61 is connected to an output shaft 51 of the motor 5, the middle shaft 63 is disposed perpendicular to the output shaft 51 of the motor 5, the first driven bevel gear 62 is mounted at one end of the middle shaft 63 and is engaged with the first driving bevel gear 61, the second driving bevel gear 64 is mounted at the other end of the middle shaft 63 and is engaged with the second driven bevel gear 65, the saw blade rotating shaft 4 is parallel to, one end of the saw blade rotating shaft 4 extends into the transmission case 2 to be connected with the second driven bevel gear 65, and the other end is provided with the cutting saw blade 3.

When the slotting machine works, the rotating motion of the motor 5 drives the saw blade rotating shaft 4 to rotate through the transmission of the first driving bevel gear 61, the first driven bevel gear 62, the intermediate shaft 63, the second driving bevel gear 64 and the second driven bevel gear 65 in sequence, and then the cutting saw blade 3 rotates to perform cutting motion to realize slotting. In the process, the number of the intermediate transmission gears is small, so that the transmission loss can be reduced, the transmission efficiency is improved, and the grooving efficiency of the grooving machine is improved.

In this embodiment, the middle shaft 63 is inclined downward from one side of the machine body 1 to the front side thereof by a certain angle, so that the axis of the saw blade rotating shaft 4 can be lower than the axis of the motor 5, and the bottom surface of the cutting saw blade 3 is lower than the bottom surface of the machine body 1 by a proper distance, thereby ensuring that the cutting saw blade 3 has a sufficient cutting depth.

In this embodiment, in order to match the inclined design of the intermediate shaft 63, the transmission case 2 is also inclined downward at a certain angle from one side of the machine body 1 to the front of the side.

In this embodiment, the first driving bevel gear 61 and the second driving bevel gear 64 are both small gears, and the first driven bevel gear 62 and the second driven bevel gear 65 are both large gears, so as to realize the speed reduction transmission between the motor 5 and the saw blade rotating shaft 4.

In this embodiment, the two ends of the intermediate shaft 63 are further sleeved with a first bearing 7 located inside the first driven bevel gear 62 and a second bearing 8 located inside the second driving bevel gear 64, so as to provide a rotation support function for the intermediate shaft 63.

In this embodiment, the transmission case 2 includes a case body 21 having openings at both front and rear ends, a front cover 22 covering the front end opening of the case body 21, and a rear cover 23 covering the rear end opening of the case body 21, and a cover plate portion 231 adapted to and fixedly connected with the side opening of the machine body 1 is disposed on one side of the rear cover 23 facing the machine body 1.

In this embodiment, the front end of the transmission case 2 is provided with a side opening 201 toward one side of the cutting blade 3, and further includes a cover seat 24 fixedly covering the side opening 201, the cover seat 24 is provided with a shaft hole 240 for the blade rotating shaft 4 to penetrate through, and the cutting blade 3 is located on one side of the cover seat 24 facing away from the transmission case 2.

Further, the cutting device also comprises a saw blade fixing cover 9 and a saw blade movable cover 10, wherein the saw blade fixing cover 9 is fixed on the cover seat 24 and covers the upper part of the rear side of the cutting saw blade 3, and the saw blade movable cover 10 covers the upper part of the front side of the cutting saw blade 3 and can be retracted into the saw blade fixing cover 9.

Furthermore, a connecting ring 91 for sleeving the cover base 24 is disposed on a side of the saw blade fixing cover 9 facing the cover base 24, a plurality of screw holes 911 are disposed on the connecting ring 91, a plurality of screw hole columns 241 are disposed on an outer wall of the cover base 24, and the screw holes 911 and the screw hole columns 241 are in one-to-one correspondence and are fixedly connected through screws.

In this embodiment, still include front handle 11 and back handle 12, front handle 11 and back handle 12 are the U type handle, and the open end both sides of front handle 11 are connected with transmission case 2 and the one side that transmission case 2 was kept away from to organism 1 front end respectively, and the open end both sides of back handle 12 are connected with the rear end both sides of organism 1 respectively.

The above mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention can not be limited thereby, and all the simple equivalent changes and modifications made according to the claims and the description of the present invention are still included in the scope of the present invention.

Claims

1. The utility model provides a grooving machine, includes organism, transmission case, cutting saw bit, saw bit pivot, be equipped with the motor in the organism, the transmission case sets up organism one side, be equipped with gear drive mechanism, its characterized in that in the transmission case: the gear transmission mechanism comprises a first driving bevel gear, a first driven bevel gear, an intermediate shaft, a second driving bevel gear and a second driven bevel gear, the first driving bevel gear is connected with an output shaft of the motor, the intermediate shaft is perpendicular to the output shaft of the motor, the first driven bevel gear is installed at one end of the intermediate shaft and meshed with the first driving bevel gear, the second driving bevel gear is installed at the other end of the intermediate shaft and meshed with the second driven bevel gear, a saw blade rotating shaft is parallel to the axis of the motor and located at a certain distance in front of the machine body, one end of the saw blade rotating shaft extends into the transmission box and is connected with the second driven bevel gear, and the cutting saw blade is installed at the other end of the saw blade rotating shaft.

2. A slotter as set forth in claim 1, wherein: the middle shaft is arranged from one side of the machine body to incline downwards to a certain angle towards the front of the side.

3. A slotter as set forth in claim 1, wherein: the transmission case is arranged from one side of the machine body to incline downwards at a certain angle towards the front of the side.

4. A slotter as set forth in claim 1, wherein: the first driving bevel gear and the second driving bevel gear are both small gears, and the first driven bevel gear and the second driven bevel gear are both big gears.

5. A slotter as set forth in claim 1, wherein: and a first bearing positioned on the inner side of the first driven bevel gear and a second bearing positioned on the inner side of the second driving bevel gear are sleeved at two ends of the intermediate shaft in a penetrating manner.

6. A slotter as set forth in claim 1, wherein: the transmission case is established including the equal open-ended case body in front and back both ends and lid the front end open-ended protecgulum of case body is established with the lid the rear end open-ended back lid of case body, back lid towards one side of organism be equipped with the uncovered adaptation in side of organism and with its fixed connection's apron portion.

7. A slotter as set forth in claim 1, wherein: the front end face of the transmission case is provided with a side opening towards one side of the cutting saw blade, the cutting saw blade cutting device further comprises a cover seat fixedly covered at the side opening, a shaft hole for the saw blade rotating shaft to penetrate through is formed in the cover seat, and the cutting saw blade is located on the back of the cover seat towards one side of the transmission case.

8. A slotter as set forth in claim 7, wherein: the saw blade fixing cover is fixed on the cover seat and covers the upper portion of the rear side of the cutting saw blade, and the saw blade movable cover covers the upper portion of the front side of the cutting saw blade and can be retracted into the saw blade fixing cover.

9. A slotter as set forth in claim 8, wherein: the fixed cover of saw bit towards one side of lid seat be equipped with for the overcoat in the go-between of lid seat, be equipped with a plurality of screw holes on the go-between, be equipped with a plurality of screw hole posts on the outer wall of lid seat, the screw hole with screw hole post one-to-one just passes through screw fixed connection.

10. A slotter as set forth in claim 1, wherein: the front handle and the rear handle are U-shaped handles, two sides of the opening end of the front handle are connected with the transmission case and one side, far away from the front end of the machine body, of the transmission case respectively, and two sides of the opening end of the rear handle are connected with two sides of the rear end of the machine body respectively.