CN218892085U

CN218892085U - Cutting guide rail structure

Info

Publication number: CN218892085U
Application number: CN202222993458.4U
Authority: CN
Inventors: 沈庆柱
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-04-21
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses a cutting guide rail structure. Comprises a track unit; a frame disposed on the rail unit, the frame being provided with a mounting bracket for mounting the electric tool, the mounting bracket being tiltable with respect to the frame and being positionable by a locking unit disposed on the frame; and the driving unit comprises a driving piece arranged on the frame, a transmission assembly in transmission fit with the driving piece and a first transmission unit in transmission fit with the track unit. The electric tool is provided with the track unit and the rack capable of moving along the track unit, and the electric tool can move along with the movement of the rack through the mounting bracket arranged on the rack, so that the slotting position is accurate; the positioning of the angle of the grooving machine can be realized rapidly through the locking unit, so that two hands are liberated, and the operation difficulty is reduced; the driving force is driven by hand shaking so as to improve the control degree during slotting.

Description

Cutting guide rail structure

Technical Field

The utility model relates to the technical field of guide rails, in particular to a cutting guide rail structure.

Background

Larger groovers are often difficult to handle, and prior art groovers of this type are often equipped with a locating bracket, such as publication CN217499886U, on which the groover is mounted.

The grooving machine at least needs to realize two actions, namely a pressing action, a forward action and a backward action, such as the action of controlling the grooving machine by virtue of a bracket, and an operator needs to have enough experience, otherwise, a disqualified groove body is easy to open, so that the applicant improves the operation difficulty of the large grooving machine.

Disclosure of Invention

The utility model provides a cutting guide rail structure aiming at the defects in the prior art.

In order to solve the technical problems, the utility model is solved by the following technical scheme:

cutting guide rail structure, including

A track unit;

a frame disposed on the rail unit, the frame being provided with a mounting bracket for mounting the electric tool, the mounting bracket being tiltable with respect to the frame and being positionable by a locking unit disposed on the frame; and

the driving unit comprises a driving piece, a transmission assembly and a first transmission unit, wherein the driving piece is arranged on the frame, the transmission assembly is in transmission fit with the driving piece, and the first transmission unit is matched with the track unit.

In the above aspect, preferably, the frame is provided with a support shaft, the mounting bracket is disposed on the support shaft and can rotate relative to the support shaft, and the mounting bracket includes an arc-shaped slot adapted to the locking unit.

In the above aspect, preferably, the locking unit is a locking screw, and includes a screw unit penetrating through the frame and a head unit capable of being in threaded fit with the screw unit, the head unit is disposed in the arc-shaped slot, and the mounting bracket is positioned by a locking force of the head unit and the screw unit;

the mounting bracket comprises a connecting sleeve, the connecting sleeve is sleeved on the supporting shaft, one end of the connecting sleeve is provided with an abutting plate abutting against the outer wall of the rack, and the arc-shaped groove is formed in the abutting plate;

the arc-shaped groove is an arc-shaped groove concentric with the support shaft and/or the connecting sleeve.

In the above aspect, preferably, the rail unit includes a main body rail and a rack disposed on the main body rail;

the first transmission unit is a gear matched with the rack teeth.

In the above aspect, preferably, the driving member is a crank handle disposed on the frame, and one end of the crank handle extending into the frame includes a first bevel gear;

the transmission assembly comprises a transmission shaft rotatably arranged in the frame, a second bevel gear arranged on the transmission shaft and in transmission fit with the first bevel gear, and a first gear arranged on the transmission shaft and in transmission fit with the first transmission unit.

In the above aspect, preferably, two ends of the transmission shaft are rotatably disposed on the inner wall of the frame, and the second bevel gear and the first gear are both fixedly disposed on the transmission shaft.

In the above scheme, preferably, a rotating shaft matched with the first transmission unit is configured at the bottom of the frame;

the bottom of the frame comprises an avoidance hole through which the first transmission unit can pass, so that one end of the first transmission unit abuts against the first gear inside the frame, and the other end abuts against the rack outside the frame.

In the above scheme, preferably, the bottom of the frame is configured with a plurality of positioning wheels, and two sides of the track unit are respectively provided with a groove body matched with the corresponding positioning wheels;

the groove body comprises an upper edge wall and a lower edge wall which are used for limiting the positioning wheel;

the mounting bracket comprises a plurality of mounting holes matched with the fasteners so as to position the electric tool on the mounting bracket through the fasteners.

In the above scheme, preferably, the rack is rotatably provided with a locking unit, and the locking unit comprises a deflector rod and at least two ratchets matched with teeth of the first gear.

In the above scheme, preferably, a hole is formed in the rack, and the deflector rod passes through the hole and extends to above the hole;

the rack is provided with at least two positioning pieces, the two positioning pieces are respectively arranged on two sides of the deflector rod, and the rack also comprises a tension spring, and two ends of the tension spring are respectively arranged on the deflector rod and the corresponding positioning pieces;

the rack is provided with a connecting block, the connecting block is provided with a shaft, and the locking unit is arranged on the shaft so as to enable the locking unit to rotate relative to the connecting block;

the rack is provided with an adjusting piece, and the adjusting piece is arranged on the top of the rack in a penetrating way and is in threaded connection with the connecting block;

the track unit comprises a plurality of groups of tracks, a plurality of assembly holes are formed in the tracks, positioning columns are arranged on the assembly holes, and adjacent tracks are assembled and connected after being positioned by the positioning columns.

The beneficial effects of the utility model are as follows:

the electric tool is provided with the track unit and the rack capable of moving along the track unit, and the electric tool can move along with the movement of the rack through the mounting bracket arranged on the rack, so that the slotting position is accurate; the positioning of the angle of the grooving machine can be realized rapidly through the locking unit, so that two hands are liberated, and the operation difficulty is reduced; the driving force is driven by hand shaking so as to improve the control degree during slotting.

Drawings

FIG. 1 is a schematic diagram of the present utility model.

Fig. 2 is a schematic diagram of the cooperation of the frame and the mounting bracket according to the present utility model.

Fig. 3 is a schematic diagram of a driving unit structure of the present utility model.

Fig. 4 is a schematic view showing an exploded state of the locking unit of the present utility model.

Fig. 5 is a schematic view showing an exploded state of the locking unit of the present utility model.

Fig. 6 is an enlarged schematic view of the utility model at D in fig. 1.

Fig. 7 is an enlarged partial view of the tension spring of the present utility model.

Fig. 8 is an exploded view of the track mating structure of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and detailed description:

referring to fig. 1 to 8, the cutting guide rail structure includes a rail unit, a frame 1, and a driving unit.

The rack 1 is configured on a rail unit, wherein the rail unit comprises a main body rail 21 and a rack 22 embedded on the main body rail 21, and the tooth position of the rack 22 is exposed for the corresponding part to be matched with.

The main body track 21 both sides have cell body 211 respectively, cell body 211 includes upper edge wall 212 and lower edge wall 213, the indent forms cell body 211 between upper edge wall 212 and the lower edge wall 213, with cell body 211 looks adaptation, be provided with a plurality of locating wheels 11 in frame 1 bottom, as one of them embodiment, install corresponding locating wheel 11 respectively in frame 1 base four corners department, locating wheel 11 embeds in cell body 211 department, cell body 211 can form the location to it, rely on locating wheel 11 and cell body 211's cooperation, not only can make frame 1 more accurate along the direction that track unit marred, and can ensure that frame 1 is difficult to break away from track unit department.

The frame 1 includes an outer casing, and has a housing cavity therein, as shown in fig. 2 and 3, the frame 1 walks on the track unit, and is controlled by a driving unit, specifically, the driving unit includes a driving member, a transmission assembly and a first transmission unit 32, in this embodiment, the driving member is a hand crank 31 configured on the frame 1, a positioning member is disposed on the hand crank in a vertical limiting manner, for example, the hand crank has a protruding edge, a groove matched with the protruding edge is disposed in the positioning member, the groove defines a vertical position of the hand crank, the hand crank body can rotate along the groove, and the positioning member can be fixed on the frame by a fastener or the like.

In this embodiment, as shown in fig. 3, the lower end of the crank handle 31 extends into the frame 1, and the end located in the frame 1 includes a first bevel gear 311.

The transmission assembly comprises a transmission shaft 33 rotatably arranged in the frame 1, a second bevel gear 34 arranged on the transmission shaft 33 and in transmission fit with the first bevel gear 311, and a first gear 35 arranged on the transmission shaft 33 and in transmission fit with the first transmission unit 32.

As one embodiment, the two ends of the transmission shaft 33 are rotatably disposed on the inner wall of the frame 1, and the second bevel gear 34 and the first gear 35 are fixedly disposed on the transmission shaft 33, so that the first gear 35 can be driven to rotate when the crank 31 is rotated.

The first gear 35 cooperates with the first transmission unit 32, and in this embodiment, the first transmission unit 32 is a gear that is in toothed engagement with the rack 22.

The bottom of the frame 1 is provided with a rotating shaft 12 matched with the first transmission unit 32, if the rotating shaft 12 is arranged on a positioning block 13 at the bottom of the frame 1, the rotating shaft 12 can be fixedly connected with the first transmission unit 32, and meanwhile, the rotating shaft 12 is rotatably arranged on the positioning block 13; or the first transmission unit 32 is rotatably disposed on the rotating shaft 12, and the rotating shaft 12 is fixed on the positioning block 13.

The bottom of the frame 1 comprises a avoiding hole through which the first transmission unit 32 can pass, so that one end of the first transmission unit 32 abuts against a first gear 35 positioned in the frame 1, and the other end abuts against a rack 22 positioned on the outer side of the frame 1, thereby forming a transmission fit state as shown in fig. 3, and the movement of the whole frame 1 on the track unit is realized by virtue of the rotation of the hand crank 31.

Further, a mounting bracket 4 for mounting the electric tool is disposed on the frame 1, and the mounting bracket 4 includes a plurality of mounting holes 41 adapted to the fasteners, so that the electric tool can be positioned on the mounting bracket 4 by the fasteners, thereby realizing the movement of the electric tool on the rail unit.

To enable the power tool to be positioned on the rail unit, in this embodiment, a locking unit is rotatably provided on the frame 1, the locking unit comprising a lever 52 and at least two ratchet teeth cooperating with the teeth of said first gear 35.

The two ratchets 521 on the locking unit respectively lock the two rotation directions of the first gear 35 and simultaneously have a unidirectional locking function, namely, unidirectional running of the first gear 35 in different directions can be realized by stirring the deflector rod, and the pulley and the electric tool can not freely slide even if no external force is supported when the guide rail is vertically installed.

In this embodiment, the frame 1 is provided with a hole 14, the driving lever 52 passes through the hole 14 and extends above the hole 14, at least two positioning members 15 are disposed on the frame 1, the two positioning members 15 are respectively disposed on two sides of the driving lever 52, and the frame further includes a tension spring 16, and two ends of the tension spring 16 are respectively disposed on the driving lever 52 and the corresponding positioning members 15, as shown in fig. 7. By changing the position of the tension spring 16, the direction of the locking unit and thus the direction of travel of the entire frame is controlled.

The rack is provided with a connecting block 51, the connecting block 51 is provided with a shaft 54, the locking unit is arranged on the shaft 54 so as to be rotatable relative to the connecting block 51, specifically, the locking unit is rotatably arranged on the shaft 54, and the shaft 54 is fixedly arranged on the connecting block 51; or the locking unit is fixedly connected with a shaft 54, and the shaft 52 is rotatably arranged on the connecting block 53.

The frame 1 is provided with an adjusting member 53, the adjusting member 53 is disposed on the top of the frame 1 in a penetrating manner and is in threaded connection with the connecting block 51, and the adjusting member 53 may be a bolt, as shown in fig. 5.

The track unit comprises a plurality of groups of tracks 8, a plurality of assembly holes 81 are formed in the tracks 8, positioning columns 82 are arranged on the assembly holes 81, and adjacent tracks 8 are assembled and connected after being positioned by the positioning columns 82, as shown in fig. 8.

In this embodiment, the mounting bracket 4 can be turned over relative to the frame 1 for adjusting the use angle of the electric tool, and a locking unit is also required to be configured to lock and position the electric tool after the angle adjustment is completed.

Specifically, the frame 1 is configured with a support shaft, the mounting bracket 4 includes a connecting sleeve 42, the connecting sleeve 42 is sleeved on the support shaft, one end of the connecting sleeve 42 is configured with an abutting plate 43 abutting against the outer wall of the frame 1, the abutting plate 43 is provided with an arc-shaped groove 431, and the arc-shaped groove 431 can be an arc-shaped groove concentric with the support shaft or the connecting sleeve 42.

The locking unit is a locking screw rod, and comprises a screw rod unit 71 penetrating through the frame 1 and a head unit 72 which can be in threaded fit with the screw rod unit 71, wherein the head unit 72 is arranged in the arc-shaped groove 431, and the mounting bracket 4 is positioned by the locking force of the head unit 72 and the screw rod unit 71.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model 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 utility model.

Claims

1. Cutting guide rail structure, its characterized in that: comprising

A track unit;

2. The cutting guide rail structure of claim 1, wherein: the rack is provided with a support shaft, the mounting bracket is arranged on the support shaft and can rotate relative to the support shaft, and the mounting bracket comprises an arc-shaped groove matched with the locking unit.

3. The cutting guide rail structure of claim 2, wherein: the locking unit is a locking screw and comprises a screw unit penetrating through the rack and a head unit capable of being matched with the screw unit in a threaded mode, the head unit is arranged in the arc-shaped groove, and the mounting bracket is positioned by the locking force of the head unit and the screw unit;

4. The cutting guide rail structure of claim 1, wherein: the track unit comprises a main body track and a rack arranged on the main body track;

the first transmission unit is a gear matched with the rack teeth.

5. The cutting guide rail structure of claim 4, wherein: the driving piece is a hand crank arranged on the frame, and one end of the hand crank extending into the frame comprises a first bevel gear;

6. The cutting guide rail structure of claim 5, wherein: the two ends of the transmission shaft are rotatably arranged on the inner wall of the frame, and the second bevel gear and the first gear are fixedly arranged on the transmission shaft.

7. The cutting guide rail structure of claim 5 or 6, wherein: the bottom of the frame is provided with a rotating shaft matched with the first transmission unit;

8. The cutting guide rail structure of claim 1, wherein: the bottom of the frame is provided with a plurality of positioning wheels, and two sides of the track unit are respectively provided with a groove body matched with the corresponding positioning wheels;

9. The cutting guide rail structure of claim 5, wherein: the machine frame is rotatably provided with a locking unit, and the locking unit comprises a deflector rod and at least two ratchets matched with teeth of the first gear.

10. The cutting guide rail structure of claim 9, wherein: the rack is provided with a hole, and the deflector rod passes through the hole and extends to the upper part of the hole;