CN216113148U

CN216113148U - Adjust convenient groover support

Info

Publication number: CN216113148U
Application number: CN202120460025.5U
Authority: CN
Inventors: 朱合峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2022-03-22
Anticipated expiration: 2031-03-03

Abstract

The utility model discloses a conveniently-adjusted support of a grooving machine, which comprises a base, wherein a fixed frame is fixed at the upper end of the base, first limiting grooves are formed in opposite sides of the fixed frame, a second lifting support is connected into the two first limiting grooves in a sliding mode, second limiting grooves are formed in opposite sides of the second lifting support, a first lifting support is connected into the second limiting grooves in a sliding mode, a second connecting plate is fixed at the lower end of the first lifting support, a fixed plate is fixed at the upper end of the first lifting support, and two first moving plates are arranged on the first lifting support. The utility model achieves the purposes of protecting the limiting frame and the grooving machine and ensuring the position to be accurate during processing, and during construction, the grooving machine can be lifted to a proper position, so that the situation that the construction efficiency is reduced because the rack is lifted to the top first and the grooving machine cannot be lifted is avoided.

Description

Adjust convenient groover support

Technical Field

The utility model relates to the technical field of electric tools, in particular to a grooving machine support convenient to adjust.

Background

Traditional wall grooving mode mainly uses manual operation as the main, supplementary electric hammer, instrument such as slitting saw, and this kind of method operation is complicated consuming time, and efficiency is very low to when higher position, need install the scaffold frame, the scaffold frame installation is more complicated, and the construction foot rest has still been moved back and forth, waste time, the extension time limit for a project, and the scaffold frame is unstable sometimes, causes danger to staff's safety.

At present, a machine controls the lifting height to slot a wall, but when the machine is lifted, the machine cannot determine which of a rack or a movable plate connected with the slotting machine is lifted first, when the rack is lifted, the top of the rack is firstly abutted to a roof, at the moment, the machine is continuously lifted, the rack is possibly deformed, or the movable plate cannot be lifted to the roof, the construction position is not in place, and a device for adjusting the horizontal position of equipment and the ground in an all-round mode is not provided, so that the device is troublesome in adjusting the horizontal position, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects that the height of a rack is inconvenient to control and the construction position is inaccurate when the rack of a grooving machine lifting machine is used, and provides a grooving machine support convenient to adjust.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a grooving machine support convenient to adjust comprises a base, wherein a fixing frame is fixed at the upper end of the base, first limiting grooves are formed in opposite sides of the fixing frame, a second lifting support is connected into the two first limiting grooves in a sliding mode, second limiting grooves are formed in opposite sides of the second lifting support, a first lifting support is connected into the second limiting grooves in a sliding mode, a second connecting plate is fixed at the lower end of the first lifting support, a fixing plate is fixed at the upper end of the first lifting support, two first moving plates are arranged on the first lifting support, four first idler wheels are connected between the two first moving plates in a rotating mode, and one ends of the four first idler wheels respectively abut against the first lifting support;

the base is provided with a lifting device, the lifting device is provided with a first screw rod, a second screw rod and a third screw rod, a lifting block is sleeved on the first screw rod in a threaded manner, one end of the lifting block is fixed with an installation rod, and one end of the installation rod is fixed on one of the first movable plates;

the lower extreme of fixed plate rotates and is connected with the connecting pipe, the upper end of first screw rod is fixed in the connecting pipe, all be equipped with the draw-in groove on first screw rod, second screw rod and the third screw rod, be equipped with stop device on the connecting pipe, the last locating lever that is equipped with of stop device, locating lever and draw-in groove correspond the setting.

Preferably, the lifting device comprises a first motor fixed on the base, the tail end of an output shaft of the first motor is connected with a speed reducer, the lower end of a third screw penetrates through the base and extends to the lower end of the base, the third screw is connected to the speed reducer, the first screw is rotatably sleeved on the second connecting plate, the second screw is rotatably sleeved on the first connecting plate, the upper end of the third screw is in threaded sleeve connection with the second screw, and the upper end of the second screw is in threaded sleeve connection with the third screw.

Preferably, stop device is including fixing the dead lever at the connecting pipe both ends, the both ends of connecting pipe all are equipped with the opening, the both ends of locating lever run through two openings respectively and extend to the both sides of connecting pipe, all are connected with the spring on two dead levers, and the one end of two springs is fixed respectively on the locating lever.

Preferably, horizontal adjusting device includes first horizontal adjustment frame and second horizontal adjustment frame, first horizontal adjustment frame and base are through two first hinge connection, second horizontal adjustment frame and first horizontal adjustment frame are through two second hinge connection, be connected with first sleeve pipe through bulb universal joint on the first horizontal adjustment frame, be fixed with the spacing frame of second on the base, be fixed with the fourth screw rod on the spacing frame of second, fourth screw rod and first sleeve pipe pass through threaded connection, the one end of second horizontal adjustment frame is fixed with the mount pad, fixedly connected with fifth screw rod on the spacing frame of second, it is connected with the second sleeve pipe to rotate on the mount pad, second sleeve pipe and fifth screw rod pass through threaded connection.

Preferably, be equipped with the jack on the commentaries on classics board, be equipped with the second mounting panel on one of them first movable plate, be fixed with two baffles on the second mounting panel, be equipped with angle horizontal adjustment device between two baffles, be equipped with the aircraft nose fixing base on the angle horizontal adjustment device, be fixed with two fixed blocks on the aircraft nose fixing base, be equipped with second adjusting screw on two fixed blocks, the clamp has been cup jointed to the last screw thread of second adjusting screw.

Preferably, the second mounting plate is provided with a buckle lock, the first moving plate is fixed with a buckle, the buckle lock and the buckle are correspondingly arranged, the second mounting plate is provided with four limiting holes, the first moving plate is fixed with four limiting rods, the limiting rod and the limiting hole are correspondingly arranged, the two baffle plates are respectively provided with an inserting hole, the two baffle plates are respectively provided with a limiting groove, first mounting plates are fixed on two sides of one end of the machine head fixing seat, two adjusting grooves are arranged on the two first mounting plates, third adjusting screws penetrate through the two inserting holes, one end of the third adjusting screw penetrates through the corresponding adjusting groove, one end of the third adjusting screw is threaded with a second adjusting nut, a first adjusting screw penetrates through the limiting groove, one end of the first adjusting screw penetrates through the other adjusting groove, and a first adjusting nut is screwed at one end of the first adjusting screw.

Preferably, a first limit switch is fixed on the fixing plate, and a second limit switch and a third limit switch are respectively fixed on one side of the fixing frame.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the arrangement of the positioning rod and the three clamping grooves, the positioning rod limits the three screws, the screws are guaranteed to rotate synchronously, the first movable plate is controlled to ascend and descend to the top, then the limiting frame is controlled to ascend and descend, the construction position is guaranteed to be accurate, and workers can conveniently control the positioning rod and the clamping grooves on site;

2. through the matching among the fixed frame, the rotating plate and the limiting device, after the position of the fixed frame is determined, the processing position can be adjusted again, the operation of workers is facilitated, the accuracy of the processing position is ensured, and the construction efficiency is improved;

in conclusion, the utility model achieves the purposes of protecting the limiting frame and the grooving machine and ensuring the position to be accurate in processing, and during construction, the grooving machine can be lifted to a proper position, so that the situation that the grooving machine cannot be lifted and the construction efficiency is reduced because the rack is lifted to the top firstly is avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of the utility model at A;

FIG. 4 is a schematic view of the internal structure of the first casing of the present invention;

FIG. 5 is a schematic view of the structure of two first moving plates according to the present invention;

FIG. 6 is a schematic view of a card slot of the present invention;

FIG. 7 is a schematic view of the external structure of the first sleeve of the present invention;

FIG. 8 is a schematic view of the internal structure of the first sleeve of the present invention;

FIG. 9 is a top view of the base of the present invention;

FIG. 10 is a side view of the present invention;

FIG. 11 is a schematic view of the connection of the second mounting plate to the first mounting plate according to the present invention;

FIG. 12 is a top view of a second mounting plate of the present invention;

FIG. 13 is a schematic view of the internal structure of a second mounting plate of the present invention;

FIG. 14 is a schematic structural view of a handpiece holder of the present invention;

FIG. 15 is a schematic view of the structure of the clamp of the present invention;

FIG. 16 is a schematic view of a handpiece attachment configuration of the present invention.

In the figure: 1 a first limit switch, 2 a first connecting plate, 3 a base, 4 a first lifting support, 5 a second connecting plate, 6 a second lifting support, 7 a first limit groove, 8 a fixed frame, 9 a second limit groove, 10 a fixed plate, 11 a first limit frame, 12 a second limit frame, 13 a first movable plate, 14 a first screw, 15 a second screw, 16 a third screw, 17 a first roller, 18 a positioning rod, 19 a clamping groove, 20 a connecting pipe, 21 a fixed rod, 22 a lifting block, 23 a mounting rod, 24 a spring, 25 a first horizontal adjusting frame, 26 a second horizontal adjusting frame, 27 a first sleeve, 28 a first hinge, 29 a second sleeve, 30 a second hinge, 31 a fourth screw, 32 a mounting seat, 33 a fifth screw, 34 a second mounting plate, 35 a baffle, 36 a limit hole, 37 a latch, 38 a limit groove, 39 a through hole, 40 a jack, 41 a head fixing seat, 42 a first mounting plate, 43 an adjusting groove, 44 a first adjusting screw, 45 a hoop, 46 a second adjusting screw, 47 a fixing block, 48 a buckle, 49 a limiting rod, 50 a second limiting switch and 51 a third limiting switch.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples, which are provided for the purpose of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-16, a conveniently adjustable support of a grooving machine comprises a base 3, wherein two ends of the base 3 are respectively fixed with a connecting rod 1, the lower ends of the two connecting rods 1 are respectively fixed with a connecting wheel which facilitates the movement of the whole apparatus, the connecting wheels are provided with a brake device which facilitates the positioning, the upper end of the base 3 is fixed with a fixing frame 8, one opposite side of the fixing frame 8 is provided with a first limiting groove 7, two first limiting grooves 7 are jointly and slidably connected with a second lifting support 6, the second lifting support 6 can slide on the two first limiting grooves 7 to adjust the position of the second lifting support 6, one opposite side of the second lifting support 6 is provided with a second limiting groove 9, the second limiting groove 9 is slidably connected with a first lifting support 4, the first lifting support 4 can lift in the second limiting groove 9, the lower end of the first lifting support 4 is fixed with a second connecting plate 5, the second connecting plate 5 is connected with the first screw 14 to limit the first screw 14, so that the stability of the first screw 14 during lifting is guaranteed, the fixed plate 10 is fixed at the upper end of the first lifting support 4, the first lifting support 4 is provided with two first movable plates 13, four first rollers 17 are connected between the two first movable plates 13 in a rotating mode, one ends of the four first rollers 17 are respectively abutted against the first lifting support 4, the first rollers 17 are convenient to control the movement of the two first movable plates 13, and the friction force during movement is reduced;

mount 8, first lifting support 4 and second lifting support 6 adopt the inserted, area when can reducing the use to can be according to the height on wall crown, can continue to set up the spacing groove in first lifting support 4, wherein place lifting support, adjust according to the height when using.

Referring to fig. 1, 2 and 5, a lifting device is arranged on a base 3, the lifting device is provided with a first screw 14, a second screw 15 and a third screw 16, a lifting block 22 is sleeved on the first screw 14 in a threaded manner, the first screw 14 can drive the lifting block 22 to lift when rotating, the lifting block 22 can drive the first moving plates 13 to lift, one end of the lifting block 22 is fixed with a mounting rod 23, one end of the mounting rod 23 is fixed on one of the first moving plates 13, and the lifting of the two first moving plates 13 can control the lifting of the rotating plate 29, so that the lifting of the fixing frame 26 is adjusted;

referring to fig. 2-8, the lower end of the fixing plate 10 is rotatably connected with a connecting pipe 20, the upper end of the first screw 14 is fixed in the connecting pipe 20, the first screw 14 drives the connecting pipe 20 to rotate together, the first screw 14, the second screw 15 and the third screw 16 are respectively provided with a clamping groove 19, the connecting pipe 20 is provided with a limiting device, the limiting device controls the positioning rod 18 to move, the limiting device is provided with a positioning rod 18, the positioning rod 18 and the clamping groove 19 are correspondingly arranged, when the positioning rod 18 is located in the clamping groove 19, the third screw 16 starts to rotate to drive the first screw 14 and the second screw 15 to synchronously rotate, and the rotation of the third screw 16 can control the lifting block 22 to rotate, so that the grooving machine is controlled to lift first, and the position during construction can be more accurate.

Can avoid first lifting support, lead to the frame to contradict and going the wall crown, lead to the condition of wall crown extrusion damage to the construction position is inaccurate, needs staff playground once more, reduces the efficiency of construction.

Referring to fig. 1, 2 and 5, the lifting device comprises a first motor fixed on the base 3, the end of the output shaft of the first motor is connected with a speed reducer, the lower end of a third screw 16 penetrates through the base 3 and extends to the lower end of the base 3, the third screw 16 is connected with the speed reducer, a first screw 14 is rotatably sleeved on a second connecting plate 5, the second connecting plate 5 supports the first screw 14, the lifting position is prevented from being too high, the inclination and the like are avoided, second screw rod 15 rotates to cup joint on first connecting plate 2, and first connecting plate 2 supports second screw rod 15, guarantees to stabilize and goes up and down, and the upper end screw thread of third screw rod 16 cup joints in second screw rod 15, and the upper end screw thread of second screw rod 15 cup joints in third screw rod 16, and the removal of first lifting support 4 and second lifting support 6 can be controlled in the lift of three screw rod to suitable position goes up and down.

Referring to fig. 2-4, the limiting device includes fixing rods 21 fixed at two ends of the connecting pipe 20, two ends of the connecting pipe 20 are both provided with openings, two ends of the positioning rod 18 respectively penetrate through the two openings and extend to two sides of the connecting pipe 20, two fixing rods 21 are both connected with springs 33, one ends of the two springs 33 are respectively fixed on the positioning rod 18, when the third screw 16 just starts to rotate, the three screws are controlled to rotate synchronously due to the existence of the positioning rod 18, when the lifting block 22 pushes the positioning rod 18, the springs 33 are in a stretching state, when the lifting block descends, the springs 33 reset, the positioning rod 18 falls into the clamping groove 19 again, and the three screws rotate synchronously again.

Referring to fig. 2-4, the horizontal adjusting device includes a first horizontal adjusting frame 25 and a second horizontal adjusting frame 26, the first horizontal adjusting frame 25 is connected with the base 3 through two first hinges 28, the second horizontal adjusting frame 26 is connected with the first horizontal adjusting frame 25 through two second hinges 30, the first horizontal adjusting frame 25 is connected with a first sleeve 27 through a ball joint, the base 3 is fixed with a second limiting frame 12, the second limiting frame 12 is rotatably connected with a fourth screw 31, the fourth screw 31 is connected with the first sleeve 27 through a thread, one end of the second horizontal adjusting frame 26 is fixed with a mounting seat 32, the mounting seat 32 is rotatably connected with a second sleeve 29, the second limiting frame 12 is fixedly connected with a fifth screw 33, and the second sleeve 29 is connected with the fifth screw 33 through a thread.

Referring to fig. 2 and 10, a second mounting plate 34 is arranged on one of the first moving plates 13, two baffles 35 are fixed on the second mounting plate 34, an angle horizontal adjusting device is arranged between the two baffles 35, a machine head fixing seat 41 is arranged on the angle horizontal adjusting device, two fixing blocks 47 are fixed on the machine head fixing seat 41, second adjusting screws 46 are arranged on the two fixing blocks 47, and a hoop 45 is sleeved on the second adjusting screws 46 in a threaded manner.

Referring to fig. 2 and 10, a latch 37 is mounted on the second mounting plate 34, a buckle 48 is fixed on the first moving plate 13, the latch 37 and the buckle 48 are correspondingly disposed, four limit holes 36 are disposed on the second mounting plate 34, four limit rods 49 are fixed on the first moving plate 13, the limit rods 49 and the limit holes 36 are correspondingly disposed, two insertion holes 40 are disposed on two baffle plates 35, two limit grooves 38 are disposed on two baffle plates 35, a first mounting plate 42 is fixed on both sides of one end of the head fixing seat 41, two adjustment grooves 43 are disposed on two first mounting plates 42, a third adjustment screw is penetratingly disposed in the two insertion holes 40, one end of the third adjustment screw penetrates through the corresponding adjustment groove 43, a second adjustment nut is threadedly disposed at one end of the third adjustment screw, a first adjustment screw 44 penetrates through the limit groove 38, one end of the first adjustment screw 44 penetrates through the other adjustment groove 43, one end of the first adjustment screw 44 is screwed with a first adjustment nut.

Referring to fig. 1, a first limit switch 1 is fixed on a fixed plate 10, when a first lifting support 4 drives the fixed plate 10 to rise to a wall top or a highest position, the first limit switch 1 collides with the wall, the whole device stops lifting, a second limit switch 50 and a third limit switch 51 are fixed on one side of a fixed frame 8 respectively, when a second lifting support 6 moves, the first connecting plate 2 is driven to move to the highest position, the first connecting plate 2 collides with the second limit switch 50, the movement of the control device is controlled, when the moving plate 13 falls to the bottom, the moving plate 13 collides with the third limit switch 51, and the whole device stops moving.

In the utility model, when the wall is constructed, the machine head is fixed on a second adjusting screw 46 through a hoop 45, then a third adjusting screw and a second adjusting screw 44 are used for fixing a first mounting plate 41 and a second mounting plate 34, then a limiting hole 36 on the second mounting plate 34 is fixed on a limiting rod 49, at this time, a buckle 37 is used for fixing on a buckle 48 for limiting and fixing, after the machine head is fixed, the whole equipment is positioned at a proper position, the construction position is determined, at this time, when the ground is found to be inclined, a corresponding first sleeve 27 is rotated, the first sleeve 27 drives a fourth screw 31 to rotate, so that the corresponding first horizontal adjusting frame 25 rotates, the first horizontal adjusting frame 25 finishes adjusting, when the other side is inclined, the second sleeve 29 can be adjusted, the second horizontal adjusting frame 25 is adjusted, the parallel position of the whole equipment is ensured, and after the adjustment is finished, the first motor starts to control the speed reducer to rotate, the speed reducer drives the third screw 16 to rotate, due to the action of the positioning rod 18 and the clamping groove 19, the first screw 14 and the second screw 15 can be driven to rotate together, at the moment, the first screw 14 can push the lifting block 22 to move up and down, the lifting block 22 can drive the two first movable plates 13 to lift up and down, the fixing frame 26 is adjusted to lift up and down, when the first movable plate 13 lifts to the top, the lifting block 22 abuts against the positioning rod 18 and continues to lift up, the positioning rod 18 is moved out of the clamping groove 19, the spring 33 stretches, at the moment, the first screw 14, the second screw 15 and the third screw 16 are separated, at the moment, the third screw 16 continues to rotate, and after the second screw 15 and the third screw 16 lift to the maximum position, the whole equipment stops rotating.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an adjust convenient groover support, includes base (3), its characterized in that: a horizontal adjusting device is arranged on the base (3), a fixed frame (8) is fixed at the upper end of the base (3), a first limiting groove (7) is arranged at one side of the fixing frame (8) opposite to each other, a second lifting bracket (6) is connected in the two first limiting grooves (7) in a sliding manner, a second limit groove (9) is arranged at one side opposite to the second lifting bracket (6), a first lifting bracket (4) is connected in the second limit groove (9) in a sliding way, a second connecting plate (5) is fixed at the lower end of the first lifting bracket (4), a fixed plate (10) is fixed at the upper end of the first lifting support (4), two first moving plates (13) are arranged on the first lifting support (4), four first idler wheels (17) are connected between the two first moving plates (13) in a rotating mode, and one ends of the four first idler wheels (17) respectively abut against the first lifting support (4);

the lifting device is arranged on the base (3), a first screw (14), a second screw (15) and a third screw (16) are arranged on the lifting device, a lifting block (22) is sleeved on the first screw (14) in a threaded manner, a fixed mounting rod (23) is fixed at one end of the lifting block (22), and one end of the mounting rod (23) is fixed on one of the first moving plates (13);

the lower extreme of fixed plate (10) rotates and is connected with connecting pipe (20), the upper end of first screw rod (14) is fixed in connecting pipe (20), all be equipped with draw-in groove (19) on first screw rod (14), second screw rod (15) and third screw rod (16), be equipped with stop device on connecting pipe (20), the last locating lever (18) that is equipped with of stop device, locating lever (18) and draw-in groove (19) correspond the setting.

2. The grooving machine bracket convenient to adjust according to claim 1, wherein the lifting device comprises a first motor fixed on the base (3), an output shaft of the first motor is connected with a speed reducer, a lower end of a third screw (16) penetrates through the base (3) and extends to a lower end of the base (3), the third screw (16) is connected to the speed reducer, the first screw (14) is rotatably sleeved on the second connecting plate (5), the second screw (15) is rotatably sleeved on the first connecting plate (2), an upper end thread of the third screw (16) is sleeved in the second screw (15), and an upper end thread of the second screw (15) is sleeved in the third screw (16).

3. The grooving machine bracket convenient for adjustment according to claim 1, wherein the limiting device comprises fixing rods (21) fixed at two ends of the connecting pipe (20), the connecting pipe (20) is provided with openings at two ends, the two ends of the positioning rod (18) respectively penetrate through the two openings and extend to two sides of the connecting pipe (20), springs (24) are connected to the two fixing rods (21), and one ends of the two springs (24) are respectively fixed on the positioning rod (18).

4. The grooving machine bracket convenient to adjust according to claim 1, wherein the horizontal adjusting device comprises a first horizontal adjusting frame (25) and a second horizontal adjusting frame (26), the first horizontal adjusting frame (25) and the base (3) are connected through two first hinges (28), the second horizontal adjusting frame (26) and the first horizontal adjusting frame (25) are connected through two second hinges (30), the first horizontal adjusting frame (25) is connected with a first sleeve (27) through a ball joint universal joint, the base (3) is fixed with a second limiting frame (12), the second limiting frame (12) is fixed with a fourth screw rod (31), the fourth screw rod (31) and the first sleeve (27) are connected through threads, one end of the second horizontal adjusting frame (26) is fixed with a mounting seat (32), the second limiting frame (12) is fixedly connected with a fifth screw rod (33), the mounting seat (32) is rotatably connected with a second sleeve (29), and the second sleeve (29) is connected with a fifth screw (33) through threads.

5. The grooving machine bracket convenient to adjust according to claim 1, wherein a second mounting plate (34) is arranged on one of the first moving plates (13), two baffles (35) are fixed on the second mounting plate (34), an angle horizontal adjusting device is arranged between the two baffles (35), a machine head fixing seat (41) is arranged on the angle horizontal adjusting device, two fixing blocks (47) are fixed on the machine head fixing seat (41), second adjusting screws (46) are arranged on the two fixing blocks (47), and a clamp (45) is sleeved on the second adjusting screws (46) in a threaded manner.

6. The grooving machine bracket convenient to adjust according to claim 5, wherein the second mounting plate (34) is provided with a buckle lock (37), the first moving plate (13) is fixed with a buckle (48), the buckle lock (37) and the buckle (48) are correspondingly arranged, the second mounting plate (34) is provided with four limiting holes (36), the first moving plate (13) is fixed with four limiting rods (49), the limiting rods (49) and the limiting holes (36) are correspondingly arranged, two baffles (35) are respectively provided with one jack (40), two baffles (35) are respectively provided with a limiting groove (38), both sides of one end of the head fixing seat (41) are respectively fixed with the first mounting plate (42), two first mounting plates (42) are respectively provided with two adjusting grooves (43), and a third adjusting screw is respectively arranged in the two jacks (40) in a penetrating manner, one end of the third adjusting screw penetrates through the corresponding adjusting groove (43), one end of the third adjusting screw is threaded with a second adjusting nut, a first adjusting screw (44) penetrates through the limiting groove (38), one end of the first adjusting screw (44) penetrates through the other adjusting groove (43), and one end of the first adjusting screw (44) is screwed with the first adjusting nut.

7. A grooving machine carriage as claimed in claim 1 where easy to adjust, wherein a first limit switch (1) is fixed to the fixed plate (10) and a second limit switch (50) and a third limit switch (51) are fixed to one side of the fixed mount (8), respectively.