CN2693390Y

CN2693390Y - Electric sawing machine with laser alignment function

Info

Publication number: CN2693390Y
Application number: CN 200420006006
Authority: CN
Inventors: 周镇海
Original assignee: Top Union Globaltek Inc TW
Current assignee: Top Union Globaltek Inc TW
Priority date: 2004-03-01
Filing date: 2004-03-01
Publication date: 2005-04-20
Anticipated expiration: 2014-03-01

Abstract

The utility model relates to an electric sawing machine with the laser alignment function. A working platform is mainly pivoted with an electric saw machine unit; the interior of one case of the electric saw unit is pivoted with a circular saw blade connected with the axial center of the motor; in addition, one side of the case is provided with a handle; the circular saw blade can be toggled to move downward, the blade point is approached to the working table, and the action for sawing is performed. The electric sawing machine with the laser alignment function is characterized in that: the inner side of the case is provided with a laser alignment device; the laser alignment device produces laser beams which are on the same straight line as the circular saw blade and project on the working table; accordingly, when placed on the working table, the sawed object can be alignemented through the laser beams, and the accurate alignement effect can be achieved.

Description

The electric saw board of tool laser alignment function

Technical field

The utility model relates to a kind of electric saw board of tool laser alignment function, refers to that especially a kind of can the generation on thing for sawing together is positioned at same straight line for preparing to set the electric saw board of executing the saw position with saw blade.

Background technology

Because the idea of DIY is in fashion day by day, there is increasing people to be ready to do it yourself to make some hand works, can be more smooth when making the consumer do it yourself to do, there are more and more hand-held tools that design at DIY user to come out one after another.A kind of hand-held tool electric saw is arranged as shown in Figure 5, it mainly is pivoted with an electric saw unit 82 in the medial extremity of a workbench 72, this electric saw unit 82 is pivoted with a saw blade 82 in a shell 81, these shell 81 outer sides are provided with a motor 83, the axle center of this motor 83 and aforementioned saw blade 82 link, aforementioned again saw blade 82 following semi-circumferences are exposed to beyond the shell 81, and shell 81 is provided with the transparent cover 84 of a relative shape at saw blade 82 places of exposing, sawed before workbench 72 at saw blade 82, protecting cover 84 will coat saw blade 82, when tending to workbench 72 when saw blade 82 downward pivots, this transparent cover 84 will be raised automatically, utilize this safety design, can guarantee the user before saw blade 82 does not move, not reason false touch and injured.And further be provided with leader 85 on the aforementioned shell 81, with manual mode whole electric saw unit 82 is pivoted for the user downwards.

Be formed with a long and narrow groove 71 on the aforementioned again workbench 72, this groove 71 is corresponding to the saw blade on the electric saw unit 82 82, the space so that 82 times saws of saw blade to be provided.

Moreover aforementioned workbench 72 is provided with a baffle plate 72, and this baffle plate 72 is rectangular mutually with saw blade 82, when thing for sawing is placed on the workbench 72, can abut against in this baffle plate 72 for thing for sawing and give the location.

Though considered security and convenience issue with aforesaid hand-held tool electric saw,, still had not distribution part to the greatest extent for operation and unskilled DIY user.For example, " aligning " promptly is very big puzzlement and obstacle for the user, when the user desires to cut a plank, usually must first rule on plank, again plank is placed on workbench 72 after, the lines on the plank are aimed at the knife edge of saw blade.Yet, still have a segment distance between saw blade 82 and the workbench 72, rely on range estimation to be difficult to aim at fully, so must when saw blade 82 convergence planks, aim at again once usually, but in operating condition, for the user of easy anxiety, its alignment actions is more difficult really during saw blade 82 convergences.

From the above, existing hand-held tool electric saw does not provide the measure of effective practicality, makes the user operator be easier to aim at, thus need to be further reviewed, and seek feasible solution.

Summary of the invention

The utility model main purpose is to overcome the deficiencies in the prior art and defective, a kind of electric saw board with laser alignment function is provided, it can produce one and be positioned at collinear laser beam with saw blade all the time, and be incident upon thing for sawing on the workbench, and directly finish alignment actions, it can effectively avoid the situation of misalignment to take place, and makes the operation of electric saw more attain facility, and it is also more accurate to execute the saw position.

For reaching aforementioned purpose, the utility model provides a kind of electric saw board of tool laser alignment function, and it includes:

One workbench is formed with a long and narrow groove on it, be provided with again one with the mutual rectangular baffle plate of groove;

One electric saw unit is pivoted with a saw blade in a shell, this saw blade also links with the axle center of a motor, and shell one side is provided with handle again;

One laser alignment device is located at the appropriate location on the aforementioned shell, and it can produce one and be positioned at collinear laser beam with saw blade, and is projected on the workbench and forms one alignment line;

Thus, can directly be positioned by this laser beam when thing for sawing is placed on the workbench, it not only need not be rule on thing for sawing in advance, and can reach the accurate localization effect.

The aforementioned laser alignment device is made up of a laser light generator and lens, and wherein the laser light generator is a planar projection through behind the lens, and must forms an alignment line on workbench for producing a laser spot.

The aforementioned laser alignment device utilizes a holder to be fixed in the formed indentation, there of shell dorsal part.

Aforementioned shell is provided with an illuminating lamp in the appropriate location, the projecting direction of illuminating lamp is towards workbench.

Description of drawings

Fig. 1 is an outside drawing of the present utility model;

Fig. 2 is a plane of the present utility model;

Fig. 3 is the exploded view of the utility model laser alignment device;

Fig. 4 is plane of the present utility model and action schematic diagram;

Fig. 5 is the outside drawing of existing electric saw board.

Symbol description among the figure

12 workbenches, 11 grooves

12 baffle plates, 22 electric saw units

21 shells, 212 breach

22 saw blades, 23 motors

24 protecting covers, 25 handles

30 laser alignment device, 301 alignment line

31 laser light produce 32 lens

33 holders, 42 illuminating lamps

72 workbenches, 71 grooves

72 baffle plates, 82 electric saw units

81 shells, 82 saw blades

83 motors, 84 protecting covers

85 handles

The specific embodiment

The concrete structure of relevant the utility model one possible embodiments sees also shown in Figure 1, and it includes:

One workbench 10 is formed with a long and narrow groove 11 on it, be provided with again one with the vertical direction setting and with aforementioned groove 11 mutual rectangular baffle plates 12, this baffle plate 12 is made the usefulness of location for thing for sawing;

One electric saw unit 20, in a shell 21, be pivoted with a saw blade 22, be provided with a motor 23 in a side place outside this shell 21, the axle center of this motor 23 and aforementioned saw blade 22 link, aforementioned again saw blade 22 following semi-circumferences are exposed to beyond the shell 21, and shell 21 is provided with the transparent cover 24 of a relative shape at saw blade 22 places of exposing; Moreover, further be provided with leader 25 on the aforementioned shell 21;

One laser alignment device 30 is located at the appropriate location on the aforementioned shell 21, is positioned at collinear laser beam in order to produce one with saw blade 22, and is projected on the workbench 22 to form alignment line 321 one;

One illuminating lamp 40 is located at the inboard (seeing also shown in Figure 2) of aforementioned shell 21, and its light source projects direction is towards workbench 10; Wherein:

In present embodiment, aforementioned laser alignment device 30 is located at 212 of the formed breach of shell 21 dorsal parts, the concrete structure of this laser alignment device 30 as shown in Figure 3, mainly form by a laser light generator 31 and lens 32, this laser light generator 31 and lens 32 in regular turn be fixed on 212 of the inboard breach that form of shell 21, and covered with a holder 33.And the laser light generator 31 of aforementioned laser alignment device 30 can be a planar diffusion for producing a laser spot behind these laser spot scioptics 31, and forms an alignment line 301 that aligns with saw blade 22 on workbench 10.

Can find out concrete structure of the present utility model by above-mentioned explanation, as for its mode of operation then as described below:

Still see also Fig. 1, shown in 2, aforementioned electric saw platform is after power-on, this laser alignment device 30 is promptly connected power supply, produce a light beam that is planar diffusion immediately, and then on workbench 10, form one alignment line 301, this alignment line 301 also is located along the same line with saw blade 22, when the operator places a plank on workbench 10, then aforementioned alignment line 301 promptly similarly drops on the plank, the operator satisfies removable plank makes predetermined position of executing saw aim at alignment line 301, thus, when electric saw unit 20 whole (as shown in Figure 4) downwards, this saw blade 22 is promptly executed saw along this alignment line 301, so the operator can finish alignment actions very easily, and the accuracy of its aligning is high.

Produce laser alignment lines 301 divided by laser alignment device 30, outside the alignment actions when making things convenient for the user to operate electric saw, be provided with an illuminating lamp 40 on this electric saw unit 20 simultaneously,, provide necessary illumination functions so that in operating process.

In sum, laser alignment dress is established in the appropriate location of the utility model on the electric saw board Put, the optical treatment of its fit lens makes laser light be planar diffusion, and can be on workbench Form the alignment line that is located along the same line with saw blade, be not easy to use the person thus and establish exactly Surely execute the saw position, and reduce the probability of misalignment mistake saw, relatively improve the convenience of operation, its with Traditional electric saw board is compared possesses significant progress.

Claims

1. the electric saw board of a tool laser alignment function is characterized in that, includes:

Thus, when putting to workbench, thing for sawing can directly utilize this alignment line to aim at.

2. have the electric saw board of laser alignment function according to claim 1, wherein, this laser alignment device is made up of a laser light generator and lens, and wherein the laser light generator is for producing a laser spot, be a planar projection through behind the lens, so that on workbench, form an alignment line.

3. have the electric saw board of laser alignment function as claimed in claim 1 or 2, wherein, this laser alignment device utilizes a holder to be fixed in the formed indentation, there of shell dorsal part.

4. have the electric saw board of laser alignment function according to claim 1, wherein, this shell is provided with an illuminating lamp in the appropriate location, and the projecting direction of illuminating lamp is towards workbench.

5. have the electric saw board of laser alignment function according to claim 1, wherein, the shell of this electric saw unit is provided with motor in the outside, the axle center of this motor and aforementioned saw blade link, second circumference of saw blade is exposed to beyond the shell again, and this shell is provided with the protecting cover of a relative shape again in the saw blade place of exposing.