CN113878732B

CN113878732B - Arc cutting auxiliary device of groover

Info

Publication number: CN113878732B
Application number: CN202111232684.4A
Authority: CN
Inventors: 胡万里; 刘云斌
Original assignee: Zhengyang Technology Co ltd
Current assignee: Zhengyang Technology Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2023-05-16
Anticipated expiration: 2041-10-22
Also published as: CN113878732A

Abstract

The invention discloses an arc-shaped cutting auxiliary device of a grooving machine, which comprises an electric grooving machine and an auxiliary device thereof, wherein a rotatable shell is arranged on the electric grooving machine, a first cutting piece and a second cutting piece with different diameters are arranged on the shell, a pull rope is wound on the shell, one end of the pull rope is arranged on the shell, the other end of the pull rope is wound on a wire slot and is arranged on a first guide sleeve, and a first sliding rod matched with the first guide sleeve and the pull rope is arranged on the auxiliary device.

Description

Arc cutting auxiliary device of groover

Technical Field

The invention relates to the technical field of grooving machines, in particular to an arc-shaped cutting auxiliary device of a grooving machine.

Background

In the home-use industry, a grooving machine is usually required to cut and groove a wall surface or a ground surface so that a wire pipe can be paved on the wall surface or the ground surface, and in special cases, arc-shaped cutting is required to be performed on the surface of a floor tile so as to form an arc-shaped groove to adapt to direction conversion when the wire pipe turns; the existing slotting mode generally adopts a manual handheld electric slotting machine to gradually cut arc line segments drawn on the surface of the floor tile in advance, and a cutting piece which is originally provided with a straight slot is generally thrown away during cutting, so that the resistance is large during arc cutting, the radian of the cut arc line segments is poor, the attractiveness is influenced, and the later treatment of the surface of the floor tile is not facilitated.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an arc-shaped cutting auxiliary device of a grooving machine.

In order to solve the technical problems, the invention is solved by the following technical scheme: an arc-shaped cutting auxiliary device of a grooving machine comprises an electric grooving machine and an auxiliary device thereof.

In the above scheme, preferably, be equipped with rotatable casing on the electric groover, be equipped with different diameter's first cutting piece and second cutting piece on the casing, around being equipped with the stay cord on the casing, on the casing was located to stay cord one end, on the other end was located first uide bushing after winding up the wire casing, be equipped with on the auxiliary device with first uide bushing and stay cord matched with first slide bar, its beneficial effect lies in: an apparatus for switching cutting blades is provided, which allows an electric groover to be converted into a small-diameter cutting blade when cutting an arc-shaped groove, thereby reducing cutting resistance.

In the above scheme, preferably, be equipped with the main shaft on the electric groover, the casing rotates to be located on the main shaft, the main shaft tip is equipped with the driving gear, all be equipped with on first cutting piece and the second cutting piece with driving gear engaged with drive gear, its beneficial effect lies in: the cutting device provides a specific arrangement and a transmission mode of cutting pieces with different sizes, so that the cutting pieces can be driven by a main shaft to rotate for cutting.

In the above scheme, preferably, be equipped with the lug on the casing, be equipped with on the lug with electronic groover matched with scroll spring, scroll spring center end and outer round end are located on lug and the electronic groover respectively, be equipped with on the lug with scroll spring matched with first fixture block, be equipped with on the electronic groover with scroll spring matched with second fixture block, its beneficial effect lies in: a return device for a housing is provided for rotatably returning the housing under the influence of a spiral spring.

In the above scheme, preferably, be equipped with the wire casing on the lug, be equipped with first uide bushing on the electric groover, first uide bushing is located on the deflector, stay cord one end is located on the lug, and the other end is located in the first uide bushing after winding up the wire casing, and stay cord tip is equipped with the guide block, be equipped with on the first uide bushing with guide block matched with guide way, its beneficial effect lies in: the rotary driving device for the shell is provided, so that the shell rotates after being pulled by the pull rope, and the aim of converting the cutting piece is fulfilled.

In the above scheme, preferably, auxiliary device includes the first slide bar with first uide bushing matched with, be equipped with on the first slide bar with guide block matched with kicking block, be equipped with on the deflector with first slide bar matched with first electro-magnet, its beneficial effect lies in: a driving rod of a pull rope is provided, so that the first sliding rod can drive the pull rope to slide, thereby controlling the rotation of the shell.

In the above scheme, preferably, be equipped with first lockpin on the electric groover, be equipped with on the lug with first lockpin matched with lockhole, first lockpin slides and locates on the mounting panel, be equipped with the magnetic attraction plate on the first lockpin, be equipped with on the mounting panel with magnetic attraction plate matched with second electro-magnet, be equipped with first spring between mounting panel and the magnetic attraction plate, its beneficial effect lies in: the locking device of the shell is provided, so that the shell can be locked and not rotate during working, and the stability of the grooving machine during grooving is ensured.

In the above scheme, preferably, be equipped with the roof of mountable first slide bar on the auxiliary device, roof one side is equipped with the second slide bar, and the opposite side is equipped with the extension rod, be equipped with on the deflector with second slide bar matched with second uide bushing, its beneficial effect lies in: a second slide bar of an auxiliary device is provided to enable the auxiliary device to be mated with an electric groover.

In the above scheme, preferably, be equipped with the second lockpin on the second slide bar, be equipped with the piston on the second lockpin, be equipped with in the second slide bar with piston matched with first cavity, be equipped with the second spring between piston and first cavity bottom, its beneficial effect lies in: the second locking device of the shell is provided, so that the shell is locked again after rotating, and stable operation can be continuously realized after the cutting piece of the grooving machine is converted.

In the above scheme, preferably, it is equipped with the bracing piece to rotate on the extension rod, be equipped with the sucking disc on the bracing piece, be equipped with the second cavity that is linked together with the sucking disc in the bracing piece, first cavity links to each other through the trachea with the second cavity, and its beneficial effect lies in: the support rod is provided when the electric grooving machine is used for arc cutting, so that the grooving machine can rotate around the support rod when working.

In the above scheme, preferably, be equipped with the clamp plate on the roof, be equipped with on the electric groover with clamp plate matched with button, the button passes through the cable and links to each other with the second electro-magnet, its beneficial effect lies in: a trigger switch for a second electromagnet is provided to unlock the first lock pin after the auxiliary device is installed, thereby rotating the housing.

The beneficial effects of the invention are as follows: the invention provides a device capable of switching small-diameter cutting blades when a grooving machine is provided with an arc groove, so that the resistance between the cutting blades and floor tiles is reduced, the radian is improved, and the device can be rotatably supported during cutting, so that the stability during cutting is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a schematic cross-sectional view of the present invention.

FIG. 3 is a schematic top cross-sectional view of the present invention.

Fig. 4 is a schematic view of the structure of the housing of the present invention.

Fig. 5 is a schematic structural view of an auxiliary device of the present invention.

Fig. 6 is a schematic structural view of the electric groover of the present invention.

FIG. 7 is a schematic view of the scroll spring of the present invention.

Description of the embodiments

The invention is described in further detail below with reference to the attached drawings and detailed description: referring to fig. 1-7, an arc-shaped cutting auxiliary device of a grooving machine comprises an electric grooving machine 1 and an auxiliary device matched with the electric grooving machine.

The electric grooving machine is characterized in that a main shaft 11 is arranged on the electric grooving machine 1, the main shaft 11 is an output shaft of the electric grooving machine 1 and is used for outputting power, and a driving gear 12 is fixedly arranged at the shaft end of the main shaft 11.

The main shaft 11 is rotatably sleeved with a shell 2 in a shaft diameter, the main shaft 11 penetrates through a side wall body of the shell 2 and then fixes the driving gear 12, namely the driving gear 12 is arranged in the shell 2, a retainer ring is arranged between the shell 2 and the main shaft 11, namely the shell 2 can only rotate on the shaft diameter of the main shaft 11 and cannot axially float along the main shaft 12.

The inside of the shell 2 is symmetrically provided with a transmission gear 13 meshed with the driving gear 12, the transmission gear 13 is rotationally arranged in the shell 2, the symmetrically arranged transmission gear 13 is respectively provided with a first cutting blade 3 and a second cutting blade 4 with different diameters, and the diameter of the second cutting blade 4 is preferably larger than that of the first cutting blade 3.

The outer wall of the shell 2 is fixedly provided with a protruding block 21, the protruding block 21 is preferably a circular protruding block, a scroll spring 22 is arranged between the protruding block 21 and the electric grooving machine 1, the appearance of the scroll spring 22 is shown in fig. 7, the central end of the scroll spring 22 is clamped on a first clamping block 23 of the protruding block 21, the outer circle end of the scroll spring 22 is clamped on a second clamping block 24 of the electric grooving machine 1, namely, when the shell 2 rotates around the main shaft 11, the central end of the scroll spring 22 rotates and tightens, so that the scroll spring 22 is tensioned, and when the shell 2 is not stressed, the scroll spring 22 rotates and resets due to the tensioning force of the scroll spring 22.

The spiral spring 22 is externally provided with a wire slot 6, the wire slot 6 is preferably an annular wire slot, a pull rope 5 is arranged in the wire slot 6, one end of the pull rope 5 is fixed on the convex block 21, the other end of the pull rope 5 is vertically and sequentially arranged on the electric grooving machine 1 in a penetrating way after winding the wire slot 6, the first guide sleeve 7 is fixedly arranged on the guide plate 25, a hole body 102 through which the pull rope 5 can penetrate is arranged on the first guide sleeve 7, a guide block 26 matched with the first guide sleeve 7 is arranged at the end part of the pull rope 5, the guide block 26 is preferably a rectangular block, a guide groove 27 matched with the guide block 26 is arranged in the first guide sleeve 7, the guide groove 27 is arranged on the first guide sleeve 7 in a penetrating way, namely, the guide block 26 can slide along the guide groove 27 to the side close to the guide plate 25 so as to pull the pull rope 5, and then the pull rope 5 pulls the shell 2 to rotate; the guide plate 25 is provided with a guide hole 101 through which the pull rope 5 can pass.

The auxiliary device is provided with a first sliding rod 8 matched with the first guide sleeve 7 and the guide block 26, the first sliding rod 8 is preferably a cylindrical rod, the end part of the first sliding rod 8 is provided with a top block 31 matched with the guide block 26, the first guide sleeve 7 is penetrated and provided with a sliding hole matched with the shapes of the first sliding rod 8 and the top block 31, the bottom of the sliding hole is provided with a first electromagnet 32, the first electromagnet 32 is fixedly arranged on the guide plate 25, the first sliding rod 8 and the top block 31 are preferably integrally formed, the end part of the first sliding rod 8 is preferably provided with a magnetic block capable of being adsorbed with the first electromagnet 32, namely, the first sliding rod 8 and the top block 31 penetrate into the sliding hole on the first guide sleeve 7, the top block 31 is in contact with the guide block 26, the guide block 26 slides towards the side of the guide plate 25, and the guide block 26 slides and pulls the pull rope 5 to rotate the shell 2.

The first sliding rod 8 is fixedly arranged on a top plate 33 of the auxiliary device, the top plate 33 is preferably a long plate with two circular arcs at two ends, the two ends of the top plate 33 are respectively provided with the first sliding rod 8 and the second sliding rod 34, and the first sliding rod 8 and the second sliding rod 34 are arranged in parallel and are all arranged in the same direction after being perpendicular to the top plate 33; the guide plate 25 is provided with a second guide sleeve 36 matched with the second sliding rod 34, the second guide sleeve 36 is arranged on the guide plate 25 in a penetrating way, and an inner hole of the second guide sleeve 36 is matched with the outer diameter of the second sliding rod 34.

The extension rod 35 has been set firmly to roof 33 opposite side, extension rod 35 terminates the end and rotates and be equipped with bracing piece 61, bracing piece 61 one end rotates and locates on the extension rod 35, and the other end sets firmly sucking disc 62, sucking disc 62 prefers the rubber suction disc, be equipped with the second cavity 63 that link up mutually with sucking disc 62 in the bracing piece 61, preferably be equipped with adjusting nut 103 on the bracing piece 61, threaded connection between adjusting nut 103 and bracing piece 61 adopts adjusting nut 103 to fix extension rod 35 both sides after extension rod 35 tip cover locates on bracing piece 61, and adjusting nut 103 is used for adjusting the longitudinal position of extension rod 35 on bracing piece 61 promptly.

The electric grooving machine is characterized in that an installing plate 43 is arranged on the electric grooving machine 1, a first lock pin 41 is arranged on the installing plate 43 in a sliding manner, one end of the first lock pin 41 is arranged on the installing plate 43 in a penetrating manner towards the side of the protruding block 21, a magnetic suction plate 44 is arranged at the other end of the first lock pin 41, a lock hole 42 matched with the end part of the first lock pin 41 is arranged on the protruding block 21, a second electromagnet 45 matched with the magnetic suction plate 44 is arranged on the installing plate 43, the second electromagnet 45 is fixedly arranged on the side, away from the protruding block 21, of the installing plate 43, a first spring 46 is arranged between the magnetic suction plate 44 and the installing plate 43, the first spring 46 is sleeved on the first lock pin 41, two ends of the first spring 46 respectively lean against the magnetic suction plate 44 and the installing plate 43, and the outer ring of the first spring 46 is arranged in a ring hole of the second electromagnet 45.

The roof 33 is close to electric groover 1 one side and has set firmly clamp plate 51, clamp plate 51 sets up perpendicularly roof 33, be equipped with on the electric groover 1 with clamp plate 51 matched with button 52, button 52 links to each other with second electro-magnet 45 through the cable, makes second electro-magnet 45 outage lose magnetic force when button 52 is triggered, clamp plate 51 one end is connected perpendicularly with roof 33, the junction is equipped with the circular arc transition, and the other end extends to being close to bracing piece 61 one side, and when roof 33 slides and cooperates with electric groover 1, clamp plate 51 triggers button 52 and makes second electro-magnet 45 outage, makes first lockpin 41 and lug 21 break away from the contact, further makes casing 2 can rotate.

The second sliding rod 34 is provided with a second lock pin 37 which is matched with the lock hole 42 after the bump 21 rotates 180 degrees in a sliding manner, the second sliding rod 34 is internally provided with a first cavity 39 matched with the second lock pin 37, the first cavity 39 is preferably a cylindrical cavity, the second lock pin 37 is provided with a piston 38 matched with the cavity wall of the first cavity 39, the piston 38 and the second lock pin 37 are preferably integrally formed, the first cavity 39 is internally provided with a partition plate 104, a second spring 40 is arranged between the piston 38 and the partition plate 104, the second spring 40 is sleeved on the second lock pin 37, two ends of the second spring are not propped against the piston 38 and the partition plate 104, the partition plate 104 is provided with a hole matched with the second lock pin 37, the end of the second sliding rod 34 is provided with a limiting plate 105 for limiting the piston 38, one end of the second lock pin 37 is arranged in the first cavity 39, the other end of the second lock pin 37 penetrates through the limiting plate 105 and is arranged outside the second sliding rod 34, and the second pin 37 is provided with an arc-shaped bulge.

The first cavity 39 is connected with the second cavity 63 through the air pipe 64, the joint of the first cavity 39 and the air pipe 64 is arranged on the second sliding rod 34 and is tightly attached to the top plate 33, namely, when the piston 38 slides towards the side close to the top plate 33, the air in the first cavity 39 is fed into the suction cup 62, so that the suction cup 62 cannot be attached to the floor tile, and when the piston 38 slides towards the side far from the top plate 33, the piston 38 withdraws the air in the suction cup 62, so that the suction cup 62 is attached to the floor tile.

The method for using the arc-shaped cutting auxiliary device of the grooving machine comprises the following steps: when the electric grooving machine works, the second cutting blade 4 is adopted to form a straight groove, when an arc groove is required to be formed, the auxiliary device is matched with the electric grooving machine 1, namely the first sliding rod 8 and the second sliding rod 34 are inserted into the first guide sleeve 7 and the second guide sleeve 36, the pressing plate 51 on the top plate 33 is contacted with the button 52 at the moment, the second electromagnet 45 is powered off, the first lock pin 41 is separated from the contact with the lock hole 42 on the protruding block 21 under the action of the first spring 46, at the moment, the top plate 33 is continuously slid towards the side close to the guide plate 25, the top block 31 on the first sliding rod 8 is matched with the guide block 26 to enable the guide block 26 to slide, the guide block 26 drives the pull rope 5 to pull the protruding block 21 to rotate 180 degrees, even if the shell 2 rotates 180 degrees, the scroll spring 22 is tensioned, and the first cutting blade 3 is placed on the cutting surface of the floor tile; the second sliding rod 34 makes the second lock pin 37 contact with the surface of the cam 21 during sliding, then the second sliding rod 34 continues to slide in the second guide sleeve 36, the piston 38 of the second lock pin 37 compresses the second spring 40, gas in the first cavity 39 is pushed into the sucker 62 to enable the sucker 62 not to be adsorbed by floor tiles, after the lug 21 rotates to 180 degrees, the center of the lock hole 42 is concentric with the center of the second lock pin 37, the second lock pin 37 slides into the lock hole 42, at the moment, the piston 38 slides reversely under the tension of the second spring 40 to draw out air in the sucker 62 to enable the sucker 62 to be adsorbed and attached to the floor tiles, then the slotting height of the electric slotting machine 1 is adjusted through the adjusting nut 103, and the electric slotting machine 1 is started to rotate around the support rod 61 to cut arc-shaped groove bodies.

The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an arc cutting auxiliary device of groover, includes electric groover (1) and auxiliary device thereof, its characterized in that: the electric grooving machine is characterized in that a rotatable shell (2) is arranged on the electric grooving machine (1), a lug (21) is arranged on the shell (2), a wire groove (6) is arranged on the lug (21), a first guide sleeve (7) is arranged on the electric grooving machine (1), a first cutting piece (3) and a second cutting piece (4) with different diameters are arranged on the shell (2), a pull rope (5) is wound on the shell (2), and a first sliding rod (8) matched with the first guide sleeve (7) and the pull rope (5) is arranged on the auxiliary device;

the first guide sleeve (7) is arranged on the guide plate (25), one end of the pull rope (5) is arranged on the convex block (21), the other end of the pull rope is arranged in the first guide sleeve (7) after the wire slot (6) is wound, the end part of the pull rope (5) is provided with the guide block (26), and the first guide sleeve (7) is provided with the guide groove (27) matched with the guide block (26);

the auxiliary device comprises a first sliding rod (8) matched with the first guide sleeve (7), a top block (31) matched with the guide block (26) is arranged on the first sliding rod (8), and a first electromagnet (32) matched with the first sliding rod (8) is arranged on the guide plate (25);

the auxiliary device is provided with a top plate (33) capable of being provided with a first sliding rod (8), one side of the top plate (33) is provided with a second sliding rod (34), the other side of the top plate is provided with an extension rod (35), and the guide plate (25) is provided with a second guide sleeve (36) matched with the second sliding rod (34);

a second lock pin (37) is arranged on the second sliding rod (34), a piston (38) is arranged on the second lock pin (37), a first cavity (39) matched with the piston (38) is arranged in the second sliding rod (34), and a second spring (40) is arranged between the piston (38) and the bottom of the first cavity (39);

the extension rod (35) is rotatably provided with a support rod (61), and the support rod (61) is provided with a sucker (62).

2. The arc cutting assisting apparatus of a grooving machine according to claim 1, wherein: the electric grooving machine is characterized in that a main shaft (11) is arranged on the electric grooving machine (1), the shell (2) is rotationally arranged on the main shaft (11), a driving gear (12) is arranged at the end part of the main shaft (11), and transmission gears (13) meshed with the driving gear (12) are arranged on the first cutting piece (3) and the second cutting piece (4).

3. The arc cutting assisting apparatus of a grooving machine according to claim 1, wherein: the electric grooving machine is characterized in that a spiral spring (22) matched with the electric grooving machine (1) is arranged on the protruding block (21), the center end and the outer round end of the spiral spring (22) are respectively arranged on the protruding block (21) and the electric grooving machine (1), a first clamping block (23) matched with the spiral spring (22) is arranged on the protruding block (21), and a second clamping block (24) matched with the spiral spring (22) is arranged on the electric grooving machine (1).

4. An arc cutting assisting apparatus for a grooving machine according to claim 3, wherein: be equipped with first lockpin (41) on electric groover (1), be equipped with on lug (21) with first lockpin (41) matched with lockhole (42), first lockpin (41) slide locate on mounting panel (43), be equipped with on first lockpin (41) and inhale board (44), be equipped with on mounting panel (43) with inhale board (44) matched with second electro-magnet (45), be equipped with first spring (46) between mounting panel (43) and the board (44) are inhaled to magnetism.

5. The arc cutting assisting apparatus for a grooving machine according to claim 4, wherein: a second cavity (63) communicated with the sucker (62) is arranged in the supporting rod (61), and the first cavity (39) is connected with the second cavity (63) through an air pipe (64).

6. The arc cutting assisting apparatus of a grooving machine according to claim 5, wherein: the top plate (33) is provided with a pressing plate (51), the electric grooving machine (1) is provided with a button (52) matched with the pressing plate (51), and the button (52) is connected with the second electromagnet (45) through a cable.