Disclosure of Invention
The invention aims to solve the technical problem that the prior art has the defects, and provides an electric grooving machine capable of adjusting speed.
According to the invention, the electric grooving machine comprises a supporting seat, a supporting arm, an electric motor and a grooving cutter head, wherein the supporting arm is connected to the supporting seat in a sliding mode, the electric motor is fixed at the top of the supporting arm, the electric motor is connected with a transmission shaft, the transmission shaft penetrates through the supporting arm and is in power connection with the grooving cutter head, one end, close to the electric motor, of the supporting arm is rotationally connected with a rotating rod, the grooving cutter head is arranged below the rotating rod, the rotating rod is in power connection with the electric motor through a transmission mechanism, and the transmission mechanism enables the rotating rod to conduct circular motion in a switching mode among a first rotating speed, a second rotating speed and a third rotating speed.
In the above-mentioned electric grooving machine capable of speed regulation, the rotating rod is provided with a via hole, the diameter of the transmission shaft is smaller than that of the via hole, and the transmission shaft is in power connection with the grooving cutter head after passing through the via hole.
In the above-mentioned electric groover that can speed governing, be equipped with the speed governing internal tooth in the via hole, drive mechanism include with transmission shaft sliding connection's speed governing gear, when speed governing gear slides downwards and with speed governing internal tooth meshing, electric motor passes through the transmission shaft and drives speed governing gear, speed governing internal tooth rotation, and then drives the bull stick with first rotational speed is circular motion.
In the above-mentioned electric groover that can speed governing, the one end that the support arm is close to electric motor is equipped with the gear chamber, bull stick fixedly connected with a plurality of gears, and a plurality of gears are located the gear intracavity and rotate with the gear chamber and be connected, and when the gear in the gear chamber was meshed to the upward slip of speed governing gear, electric motor passed through the transmission shaft and drove speed governing gear, gear rotation, and then drove the bull stick with the second rotational speed is circular motion.
In the above-mentioned electric groover that can speed governing, the top fixedly connected with of bull stick is a plurality of back shafts, and a plurality of back shafts stretch into the gear chamber back and rotate with the roof in gear chamber and be connected, and a plurality of gears are fixed respectively on a plurality of back shafts, and the inner wall in gear chamber is equipped with the ring gear, and all gears all mesh with the ring gear.
In the above electric groover with speed regulation, the second rotation speed is smaller than the first rotation speed.
In the above-mentioned electric groover with adjustable speed, when the speed adjusting gear is not engaged with the speed adjusting internal tooth and is also not engaged with the gear, the transmission mechanism makes the rotating rod move at a third rotating speed, the third rotating speed is smaller than the second rotating speed, and the third rotating speed is zero.
In the above-mentioned electric groover that can speed governing, rotate on the speed governing gear and be connected with the speed governing circle, the speed governing circle is fixed with the speed governing pole, bull stick fixedly connected with mount, is equipped with the spout on the mount, and the speed governing pole slides from top to bottom and sets up on the spout.
In the above-mentioned electric groover that can speed governing, the spout is vertical to be set up, and the speed governing gear does not mesh with the speed governing internal tooth and also does not mesh with the gear when the speed governing pole is located the spout centre, and the speed governing gear meshes with the speed governing internal tooth when the speed governing pole is located the spout bottom, and the speed governing gear meshes with the gear when the speed governing pole is located the spout top.
In the above-mentioned electric groover that can speed governing, intermediate position lid and top position of spout are equipped with intermediate draw-in groove and top draw-in groove respectively, and the speed governing pole can with intermediate draw-in groove, top draw-in groove joint.
According to the invention, the rotating rod is rotationally connected to one end of the supporting arm, which is close to the electric motor, and can drive the slotting cutter disc to move, and the rotating rod is in power connection with the electric motor through the transmission mechanism, so that the rotating rod can be switched to do circular motion among the first rotating speed, the second rotating speed and the third rotating speed, the slotting cutter disc can be prevented from being moved only by manually rotating the rotating rod, the moving speed of the slotting cutter disc can be switched among the first rotating speed, the second rotating speed and the third rotating speed, and the slotting cutter disc is suitable for slotting operation of most different objects, and the slotting quality is improved.
Drawings
The invention will be more fully understood and its attendant advantages and features will be more readily understood by reference to the following detailed description, when taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic view of the structure of the electric groover of the present embodiment (the speed adjusting gear is not meshed with the speed adjusting internal teeth and is not meshed with the gear either);
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic view of the assembled structure of the support arm and the rotating lever of FIG. 1;
FIG. 5 is a schematic view of the structure of the rotating rod of FIG. 4;
FIG. 6 is a schematic view of the assembly structure of the turning bar and the diameter adjusting bar and the turning bar in FIG. 1;
FIG. 7 is a schematic view of the coupling of FIG. 1;
fig. 8 is a schematic view of the structure of the electric groover of the present embodiment (the speed regulating gear is meshed with the speed regulating internal teeth);
fig. 9 is a schematic view of the structure of the electric groover (the speed adjusting gear is meshed with the gear) of the present embodiment;
FIG. 10 is a partial schematic view of the structure of FIG. 9;
FIG. 11 is a schematic diagram of the electric slotting method of the present embodiment;
it should be noted that the drawings are for illustrating the invention and are not to be construed as limiting the invention. Note that the drawings representing structures may not be drawn to scale. Also, in the drawings, the same or similar elements are denoted by the same or similar reference numerals.
Detailed Description
In order that the invention may be more readily understood, a detailed description of the invention is provided below along with specific embodiments and accompanying figures.
As shown in fig. 1 to 10, the electric grooving machine of the present embodiment includes a supporting seat 101, a supporting arm 102, an electric motor 103 and a grooving cutter head 104, the electric motor 103 is fixed on top of one end of the supporting arm 102, the supporting arm 102 is slidably connected to the supporting seat 101, a sliding seat 105 is provided at one end of the supporting arm 102 far away from the electric motor 103, the sliding seat 105 is slidably connected to the supporting seat 101, an adjusting gear 106 is rotatably connected to the sliding seat 105 and provided with a T-shaped groove, an adjusting handle 107 is provided outside the sliding seat 105, the adjusting handle 107 is coaxially connected to the adjusting gear 106, the supporting seat 101 is provided with a supporting toothed plate 108 and a guiding plate 109, the supporting toothed plate 108 is located at the front side of the guiding plate 109, the sliding seat 105 is sleeved outside the supporting toothed plate 108 and the guiding plate 109, the adjusting gear 106 of the sliding seat 105 is meshed with the supporting toothed plate 108, the T-shaped groove of the sliding seat 105 is slidably connected to the guiding plate 109, and when the adjusting handle 107 is rotated, the adjusting handle 107 can drive the adjusting gear 106 to move up and down along the supporting toothed plate 108, so that the sliding seat 105 moves up and down along the guiding plate 109, and finally the supporting arm 102 moves up and down along the supporting seat 101.
The electric motor 103 is connected with the transmission shaft 110, the transmission shaft 110 runs through the supporting arm 102 and then is in power connection with the slotting cutter head 104, one end of the supporting arm 102, which is close to the electric motor 103, is rotationally connected with the rotary rod 111, the slotting cutter head 104 is arranged below the rotary rod 111, the rotary rod 111 is in power connection with the electric motor 103 through a transmission mechanism, the transmission mechanism enables the rotary rod 111 to be capable of being switched between a first rotating speed, a second rotating speed and a third rotating speed to perform circular motion, namely, the electric motor 103 drives the slotting cutter head 104 to rotate, and simultaneously, the transmission mechanism can drive the rotary rod 111 to perform circular motion at the first rotating speed, the second rotating speed or the third rotating speed, so that the slotting cutter head 104 can be moved only by manually rotating the rotary rod 111, and the moving speed of the slotting cutter head 104 can be switched among the first rotating speed, the second rotating speed and the third rotating speed, so that slotting quality is improved.
The bull stick 111 of this embodiment rotates and is connected with the diameter regulating pole 112, is connected with regulating hand wheel 113 after the diameter regulating pole 112 runs through bull stick 111, has joined in marriage on the diameter regulating pole 112 and has been connected with the diameter regulating piece 114, rotates on the diameter regulating piece 114 and is connected with cutterhead axle 115, and the lower extreme at cutterhead axle 115 is installed to fluting cutterhead 104, and cutterhead axle 115 upper end passes through shaft coupling 116 and transmission shaft 110 power connection, and bull stick 111 is equipped with the via hole, and transmission shaft 110's diameter is less than the diameter of via hole, and transmission shaft 110 passes through the via hole and then power connection with shaft coupling 116. The rotating rod 111 comprises a rotating rod horizontal part and a rotating rod vertical part, a plurality of supporting shafts 117 are fixedly connected to the top of the rotating rod horizontal part of the rotating rod 111, the supporting shafts 117 are rotationally connected with the supporting arms 102, through holes are formed in one end of the rotating rod horizontal part of the rotating rod 111, the diameter adjusting rod 112 is vertically rotationally connected with the rotating rod vertical part of the rotating rod 111, the diameter adjusting rod 112 is horizontally arranged and parallel to the rotating rod horizontal part of the rotating rod 111, the diameter adjusting rod 112 comprises a threaded section and a polished rod section, the polished rod section of the diameter adjusting rod 112 is rotationally connected with the rotating rod vertical part of the rotating rod 111 and is fixedly connected with the adjusting hand wheel 113, the diameter adjusting block 114 is in threaded connection with the threaded section of the diameter adjusting rod 112, and the front end of the diameter adjusting block 114 is rotationally connected with the threaded section of the diameter adjusting rod 112. The diameter adjusting rod 112 is driven to rotate by rotating the adjusting hand wheel 113, so that the diameter adjusting block 114 on the diameter adjusting rod 112 moves on the diameter adjusting rod 112, the grooving cutter head 104 on the diameter adjusting block 114 moves on the diameter adjusting rod 112, and the distance between the center line of the grooving cutter head 104 and the center line of the transmission shaft 110 is changed, so that the grooving radius of the grooving cutter head 104 is adjusted, and the whole electric grooving machine is not required to be moved, and the operation is more convenient.
The coupling 116 of this embodiment includes a first coupling, a second coupling, a third coupling, and a fourth coupling, which are sequentially connected by transmission, specifically, each end of the first coupling, the second coupling, the third coupling, and the fourth coupling is sequentially connected by transmission rods, and the first coupling, the second coupling, the third coupling, and the fourth coupling are regular polygonal rods such as regular trilateral rods, of course, the regular polygonal rods referred to herein are outer contours. The coupling 116 has two functions, on one hand, the function is to transmit the power of the transmission shaft 110 to the cutter shaft 115 to drive the slotting cutter disc 104 to rotate, namely, self-transmit, and on the other hand, the function is to allow the slotting cutter disc 104 and the diameter adjusting block 114 to move along the diameter adjusting rod 112, if the coupling 116 is of a conventional fixed structure, the requirement that the slotting cutter disc 104 and the diameter adjusting block 114 can move along the diameter adjusting rod 112 cannot be met.
The transmission mechanism of the embodiment comprises a speed regulating gear 118 which is slidably connected to a transmission shaft 110, a speed regulating internal tooth 119 is arranged in a through hole of the rotating rod 111, the speed regulating gear 118 can be meshed with the speed regulating internal tooth 119, when the speed regulating gear 118 slides downwards and is meshed with the speed regulating internal tooth 119, the electric motor 103 drives the speed regulating gear 118 and the speed regulating internal tooth 119 to rotate through the transmission shaft 110, and then drives the rotating rod 111 and the slotting cutter disc 104 to do circular motion at a first rotating speed, and at the moment, the slotting cutter disc 104 revolves at the first rotating speed to realize annular slotting operation. The end of the supporting arm 102, which is close to the electric motor 103, is provided with a gear cavity 120, the rotating rod 111 is fixedly connected with a plurality of gears 121, the plurality of gears 121 are positioned in the gear cavity 120 and are rotationally connected with the gear cavity 120, the number of the plurality of gears 121 is consistent with that of the plurality of supporting shafts 117, each gear 121 is fixed on the corresponding supporting shaft 117, the lower end of each supporting shaft 117 is fixedly connected with the top of the rotating rod 111, the upper end of each supporting shaft 117 stretches into the gear cavity 120 and is rotationally connected with the top wall of the gear cavity 120, the inner wall of the gear cavity 120 is provided with an annular gear 122, all gears 121 are meshed with the annular gear 122, when the speed regulating gear 118 slides upwards and is meshed with the gears 121 in the gear cavity 120, the electric motor 103 drives the speed regulating gear 118, the gears 121 and the supporting shafts 117 to rotate through the transmission shaft 110, and further drives the rotating rod 111 to do circular motion at a second rotating speed, and the second rotating speed is lower than the first rotating speed due to the fact that the rotating speed of the transmission shaft 110 is obtained by the reduction of the gears 121. Similarly, when the speed-adjusting gear 118 is not meshed with the speed-adjusting internal teeth 119 and is not meshed with the gear 121, the transmission mechanism enables the rotating rod 111 to move at a third rotating speed, and the third rotating speed is zero, that is, the speed-adjusting gear 118 does not drive the rotating rod 111 to rotate any more, and only the rotating rod 111 can be manually rotated at the moment.
The key 123 is fixed on the transmission shaft 110 of the embodiment, the speed regulating gear 118 can slide up and down along the key 123, the speed regulating ring 124 is rotatably connected on the speed regulating gear 118, the speed regulating ring 124 is fixed with the speed regulating rod 125, the speed regulating gear 118 can be driven to slide up and down along the key 123 by lifting the speed regulating rod 125 up or down, and the speed regulating ring 124 is rotatably connected with the speed regulating gear 118, so that the rotation of the speed regulating gear 118 is not limited. The bull stick 111 fixedly connected with mount 126 is equipped with spout 127 on the mount 126, the setting of speed governing pole 125 slides from top to bottom on spout 127, this spout 127 vertical setting, speed governing gear 118 does not mesh with speed governing internal tooth 119 and also does not mesh with gear 121 when speed governing pole 125 is located the middle of spout 127, electric motor 103 can not drive bull stick 111 and rotate, can only manually rotate bull stick 111, speed governing gear 118 meshes with speed governing internal tooth 119 when speed governing pole 125 is located the spout 127 bottom, electric motor 103 drives bull stick 111 and does circular motion with high rotational speed first rotational speed, speed governing gear 118 meshes with gear 121 when speed governing pole 125 is located the spout 127 top, electric motor 103 drives bull stick 111 and does circular motion with low rotational speed second rotational speed. In order to fix the position of the speed lever 125, a middle position cover and a top position of the chute 127 are respectively provided with a middle clamping groove 128 and a top clamping groove 129, and the speed lever 125 can be clamped with the middle clamping groove 128 and the top clamping groove 129.
The electric grooving machine of the embodiment can regulate speed and adjust grooving radius, and grooving objects are wider, such as circular grooves, linear grooves, annular grooves, arc grooves and the like on ceramic tiles, wall surfaces, floors and the like. The specific electric slotting method comprises a slotting radius adjusting step and a slotting step as shown in fig. 11.
The grooving radius adjusting step comprises the following steps: the diameter adjusting rod 112 is driven to rotate by rotating the adjusting hand wheel 113, so that the diameter adjusting block 114 on the diameter adjusting rod 112 moves on the diameter adjusting rod 112, the grooving cutter head 104 on the diameter adjusting block 114 moves on the diameter adjusting rod 112, and the grooving cutter head 104 is adjusted to a proper position to determine the grooving radius.
The grooving step comprises the following steps: the slotting cutter disc 104 is lifted and lowered by rotating the adjusting handle 107 so as to adjust the height of the slotting cutter disc 104 to a proper position, the electric motor 103 is started, the electric motor 103 drives the slotting cutter disc 104 to rotate through the coupler 116, and the rotating rod 111 is rotated so as to drive the slotting cutter disc 104 to rotate around the transmission shaft 110 of the electric motor 103 to realize electric slotting. Specifically, the adjusting handle 107 is rotated to drive the adjusting gear 106 to rotate along the supporting toothed plate 108 of the supporting seat 101, so as to realize lifting of the slide seat 105 of the supporting arm 102 and lifting of the supporting arm 102 along the supporting seat 101, thus realizing lifting of the slotting cutter disc 104, when the height of the slotting cutter disc 104 is properly adjusted, the adjusting handle 107 can be directly rotated again to realize opening of a groove with the shape of the slotting cutter disc 104, or the rotating rod 111 can be manually rotated to drive the slotting cutter disc 104 to rotate around the transmission shaft 110 of the electric motor 103 (in an initial state, the speed regulating rod 125 is positioned in the middle of the sliding groove 127, and at the moment, the speed regulating gear 118 is not meshed with the speed regulating internal tooth 119 and is not meshed with the gear 121), so as to perform arc groove or annular groove operation; the speed regulating rod 125 can be positioned at the bottom of the chute 127 by lifting the speed regulating rod 125 downwards, so that the speed regulating gear 118 is meshed with the speed regulating internal teeth 119, at the moment, when the electric motor 103 drives the slotting cutter disc 104 to rotate, the transmission shaft 110 drives the speed regulating gear 18 and the speed regulating internal teeth 119 to rotate, so that the rotating rod 111 and the slotting cutter disc 104 are driven to do circular motion at a first rotating speed, and at the moment, the slotting cutter disc 104 revolves at the first rotating speed to realize annular slotting operation; the speed regulating rod 125 can be lifted upwards, so that the speed regulating rod 125 is positioned at the top of the chute 127, the speed regulating gear 118 is meshed with the gear 121, at the moment, when the electric motor 103 drives the slotting cutter disc 104 to rotate, the speed regulating gear 118, the gear 121 and the supporting shaft 117 are driven to rotate through the transmission shaft 110, and then the rotating rod 111 is driven to do circular motion at a second rotating speed, and at the moment, the slotting cutter disc 104 revolves at the second rotating speed to realize annular slotting operation.
It will be appreciated that although the invention has been described above in terms of preferred embodiments, the above embodiments are not intended to limit the invention. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art without departing from the scope of the technology, or the technology can be modified to be equivalent. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention still fall within the scope of the technical solution of the present invention.