CN201755697U

CN201755697U - Cutting machine

Info

Publication number: CN201755697U
Application number: CN2010202562284U
Authority: CN
Inventors: 陈国军; 龙军
Original assignee: Positec Power Tools Suzhou Co Ltd
Current assignee: Positec Power Tools Suzhou Co Ltd
Priority date: 2010-06-30
Filing date: 2010-06-30
Publication date: 2011-03-09
Anticipated expiration: 2020-06-30

Abstract

The utility model relates to a cutting machine, which comprises a worktable, a support and a cutting mechanism. The worktable with an opening includes an upper surface for supporting workpieces; the support is used for supporting the worktable; the cutting mechanism fixed onto the lower surface of the worktable is contained inside the support; and the cutting mechanism includes a motor, a reciprocating rod, a movement converting mechanism and a sawblade clamping and releasing mechanism, wherein the motor is used for outputting rotary movement, the reciprocating rod drives a sawblade penetrating through the opening to reciprocate, the movement converting mechanism converts rotary drive of the motor into reciprocating movement of the reciprocating, and the sawblade clamping and releasing mechanism can be operated to clamp and release the sawblade. As the integral weight of the cutting machine is smaller than 15 kilograms, the cutting machine with the lighter integral weight provides excellent portability for users.

Description

Cutting machine

Technical field

The utility model relates to a kind of cutting machine with reciprocal cutting mechanism.

Background technology

All there are all very large characteristics of volume and weight in existing table tool, is not easy to very much carrying, such as bench saw.

The weight of common a bench saw is about 50 kilograms, because its weight is bigger, no matter in dismounting or assembling process, the user all needs to spend huge muscle power.In mobile bench saw process, stair climbing then needs a plurality of people that bench saw is lifted if desired, only depends on a people's strength to be nowhere near, even causes user's strength deficiency in handling process easily, and bench saw is fallen, and can injure the user on the contrary.

In a word, the weight of conventional desktop instrument is excessive has brought great inconvenience to the user.

The utility model content

It is a kind of in light weight that the utility model provides, the cutting machine of good portability.

For achieving the above object, the technical solution of the utility model is: a kind of cutting machine comprises: have the workbench of opening, described workbench comprises the upper surface that is used for supporting workpiece; Support the bearing of described workbench; Be fixed in the lower surface of described workbench and be contained in the interior cutting mechanism of described bearing, described cutting mechanism comprises: the motor that output rotatablely moves, the reciprocating reciprocating lever of saw blade of described opening is passed in drive, rotatablely moving of motor is converted to the reciprocating movement conversion mechanism of reciprocating lever; The overall weight of described cutting machine is less than 15 kilograms.

Compared with the prior art, it is big that the utility model has solved conventional desktop instrument volume, and weight is big, the technical problem that is not easy to carry by the setting of structure and material, makes described cutting machine volume little, in light weight, be convenient to user's carrying, brought facility to the user.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and embodiments.

Fig. 1 is the schematic perspective view of the cutting machine that provides of the utility model embodiment;

Fig. 2 is the partial schematic sectional view of cutting machine described in Fig. 1;

Fig. 3 is the explosive view of the workbench of cutting machine described in Fig. 1.

Wherein,

20 cutting machines, 22 workbench, 23 frameworks

24 bearings, 42 backplates, 60 pedestals

25a panel 43 slits 61 guide wheels

25b panel 44 vertical T-slot 62 main bodys

25c panel 45 horizontal T-slot 64 drawers

25d panel 46 guide rails 65 pressing plates

26 cutting mechanisms, 48 chutes 66 are regulated spanner

28 saw blades, 50 clamping knobs, 68 main switches

30 cover assemblies, 52 supports, 70 speed-regulating switch

31 handles, 53 boot main body, 72 motors

32 Anchor plate kits, 54 adjutages, 74 reciprocating levers

34 workpiece, 55 extension cover bodies, 76 movement conversion mechanisms

36

upper surface

56a, 56b left and right sides guard shield plate 78 saw blades clamp relieving mechanism

38 lower surfaces, 57 guard shield clamp mechanism, 80 executive components

39 sidewalls, 58 feets

40 openings, 59 end cover bodies

The specific embodiment

To Fig. 2, a kind of cutting machine 20 comprises workbench 22 referring to accompanying drawing 1, the bearing 24 of support table 22, be located at the guard shield 30 on the workbench 22, linking to each other with guard shield 30 adjustablely applies the Anchor plate kit 32 of certain pressure to workpiece, and the cutting mechanism 26 of being located at workbench 22 lower surfaces 38.

According to the usual occupation mode of operator to this type of cutting machine, the left side is the front portion of cutting machine 20 among definition Fig. 1, and the right side is the rear portion of cutting machine 20.Workbench 22 has upper surface 36, lower surface 38 and with respect to upper and lower surperficial 36,38 vertically extending sidewalls 39.Opening 40 is opened on the workbench 22, is positioned at the front portion of cutting machine 20, is through to lower surface 38 from upper surface 36.Saw blade 28 passes opening 40 from bottom to top.Workpiece 34 can be placed on the upper surface 36 of workbench 22, moves through saw blade 28 along upper surface 36, thereby is cut by saw blade 28.The shape of opening 40 is essentially square.A square saw blade backplate 42 can embed opening 40, and the dust that prevents that is used for to a certain degree enters cutting machine 20 inside, and when abnormal conditions such as saw blade 28 fractures occurring, backplate 42 can be removed, and the operator is by taking out saw blade 28 in the opening 40.The centre of backplate 42 offers slit 43, and saw blade 28 can pass through from slit 43.

Cover assembly 30 comprises dismountable support 52 that is connected on the workbench 22, with vertically disposed adjutage 54 of support and coupled extension cover body 55, the left and right sides

guard shield plate

56a, 56b and boot main body 53.The guard shield clamp mechanism 57 that comprises clamping knob 50 is with end cover body 59 adjustable being fastened on the adjutage 54.Boot main body 53 belows are provided with guide wheel 61, for the reciprocating motion of saw blade 28 provides guiding.The top of boot main body 53 is provided with sweep-up pipe, is used for external dust catcher, with the dust sucking-off of cutting generation.

Along with the thickness difference of workpiece 34, extension cover body 55 can turn an angle by relative adjutage 54, thereby realizes regulating the height of boot main body 53 with respect to workbench 22, and then can cut workpiece.Because the length restriction of saw blade 28, and in cutting process, saw blade 28 must be contained in the boot main body 53 away from an end of cutting mechanism 26, and provide guiding by guide wheel 61, otherwise can there be potential safety hazard in it, constitute a threat to for user's safety, therefore, extension cover body 55 can rotate in the certain angle scope with respect to adjutage 54, can form distance farthest the highest distance position of an extension cover body 55 to workbench 22.In the present embodiment, when extension cover body 55 is rocked to described highest distance position, its distance apart from the distal-most end of workbench 22 22 the surface to bearing 24 back to workbench is 0.37 meter, promptly in cutting process, when extension cover body 55 turns to other angles with respect to adjutage 54, its distal-most end to the distance on the surface of bearing 24 passive workbench 22 all less than 0.37 meter.

Anchor plate kit 32 is located between cover assembly 30 and the workbench 22, regulates spanner 66 by rotating, and realizes the adjusting of pressing plate 65 with respect to workbench 22 height.

The overall weight of cover assembly 30 and Anchor plate kit 32 is less than 1 kilogram, and preferred, cover assembly 30 adopts light materials to make, and Anchor plate kit 32 adopts wearabilities good, and the material that is difficult for deformation is made.In the present embodiment, Anchor plate kit 32 adopts iron material to make, cover assembly 30 and Anchor plate kit 32 overall weight are 0.75 kilogram, so is provided with and makes the overall weight of cover assembly 30 and Anchor plate kit 32 lighter, and cost is lower, be fixed on the workbench 22 after, be not easy to damage the table top of workbench 22, and Anchor plate kit 32 adopts iron material to make, and makes Anchor plate kit 32 have good wear resistance, makes body longer service life.

Be appreciated that, because it is comparatively wide in range that the material of cover assembly 30 is selected, and because it is by a plurality of component elements, each element material can be different, therefore, do not describe in detail as space is limited at this, those skilled in the art are according to the element combination of prior art with various material, and the overall weight that realizes cover assembly 30 and Anchor plate kit 32 is less than 1 kilogram.Adopt aluminum alloy materials such as support 52, adjutage 54 and extension cover body 55, other elements (removing necessary screw) adopt plastics to make.

Also be provided with vertical T-slot 44 and horizontal T-slot 45 on the workbench 22.Vertical T-slot 44 extends to the rear portion of workbench 22 from the front portion of workbench 22.Horizontal T-slot 45 is positioned at the front side of opening 40, intersects with vertical T-slot 44, thereby the upper surface 36 of whole workbench has been divided into four parts.44 fens other sidewalls from workbench 22 of horizontal T-slot 45 and vertical T-slot begin to extend, until another sidewall of opposing parallel setting.Vertical T-slot 44 is identical with the shape of cross section of horizontal T-slot 45, and the bottom of vertical T-slot 44 and horizontal T-slot 45 also offers several through holes that are provided with at interval along the T-slot bearing of trend and is used to be connected and fixed the jig (not shown).

The surface area of upper surface 36 is less than 180 square centimeters, and it has the width W that is parallel to horizontal T-slot 45 bearing of trends and with respect to the length L of described width W.In the present embodiment, the surface area of upper surface 36 is 1.72 square decimeters, and width W is 40 centimetres, and length L is 43 centimetres.The volume that can make workbench 22 so is set can be too not huge, can satisfy user's demand simultaneously again.

Workbench 22 adopts metal material to make, and its overall weight is less than 2 kilograms.In the present embodiment, see also Fig. 1, Fig. 2 and Fig. 3, workbench 22 comprises framework 23 and panel 25a, the panel 25b, panel 25c and the panel 25d that are installed on the described framework 23, framework 23 adopts aluminum alloy materials to make, panel 25a, panel 25b, panel 25c and panel 25d all adopt stainless steel material to make, and the overall weight of workbench 22 is 1.5 kilograms.So be provided with and make the weight of workbench 22 lighter, and upper surface 36 mainly is made up of panel 25a, panel 25b, panel 25c and panel 25d, make it have good wear resistance.Certainly; framework 23 and aforementioned panel 25a, panel 25b, panel 25c and panel 25d can also adopt other material; adopt cast iron to make such as framework 23; aforementioned a plurality of panel all can adopt bronze material etc., as long as the function of its realization and effect is identical with the utility model or close all should be covered by in the utility model protection domain.

Cutting mechanism 26 is fixed in the lower surface 38 of workbench 22 and is contained in the bearing 24, comprise the motor 72 that output rotatablely moves, the reciprocating lever 74 that the saw blade 28 of opening 40 moves back and forth is passed in drive, the rotation of motor 72 is driven the reciprocating movement conversion mechanism 76 that is converted to reciprocating lever 74, and the exercisable saw blade that saw blade 28 is clamped and released clamps relieving mechanism 78.Saw blade clamps relieving mechanism 78 and comprises the executive component 80 that is positioned on workbench 22 or the bearing 24.

The overall weight of cutting mechanism 26 is less than 3 kilograms, and in the present embodiment, the weight of cutting mechanism 26 is 2.5 kilograms.

Bearing 24 comprises the pedestal 60 with some feets 58 and has the main body 62 of supporting walls.Drawer 64 is located at the front portion of bearing 24, is used to collect dust.Be respectively equipped with the main switch 68 and the speed-regulating switch 70 of cutting machine on two preceding feets of pedestal 60.Also be provided with handle 31 on the bearing 24, handle 31 is provided with guide rail 46, and the supporting walls matched with handle 31 is provided with chute 48, and handle 31 is by sliding in the chute 48 of guide rail 46 on supporting walls, to install or unloading handle 31.In the present embodiment, handle 31 and bearing 24 are by

guide rail

46 and 48 dismountable connections of chute, and what it may occur to persons skilled in the art that is that the handle 31 in the utility model can adopt the screw fixed form to be connected with bearing equally.In the present embodiment, bearing 24 has supporting walls, it may occur to persons skilled in the art that, some supporting legs only is set also workbench 22 and cutting mechanism 26 can be supported.Therefore, the bearing in the utility model 24 also can be the support that is made of supporting leg.

Bearing 24 adopts light material to make, and its weight is less than 2 kilograms.In the present embodiment, pedestal 24 adopts plastic material to make, and weight is 1.8 kilograms.So be provided with and make bearing 24 have good stress intensity, and weight is lighter.

Cutting machine 20 has height H, be bearing 24 back to the surface of workbench 22 to the distance of upper surface 36, height H is less than 30 centimetres, preferably it is 24 centimetres, when cover assembly 30 not being installed, cutting machine 20 can take 5.16 cubic decimeters space at most, and this preferred embodiment in, it takies 4.128 cubic decimeters space.This shows that compare with the conventional desktop instrument, cutting machine 20 takes up room less, structure is compact more.

Be appreciated that when install cover assembly 30 to the workbench after because in the course of the work,, cause cover assembly 30 to regulate accordingly along with the thickness difference of workpiece, so the time cutting machine 20 can't definitely be provided

Compared with the prior art, it is big that the utility model has solved conventional desktop instrument volume, and weight is big, the technical problem that is not easy to carry, by the setting of structure and material, the overall weight that realizes cutting machine 20 makes whole cutting machine 20 have good portability less than 15 kilograms.In the present embodiment, the overall weight of cutting machine 20 is 6.45 kilograms, adds conventional cable, and the weight of whole machine body is less than 9 kilograms.So be provided with, make cutting machine 20 volume and weights all less, be convenient to user's carrying, brought facility to the user.

Certainly, the utility model specific embodiment of being not limited in this specification to be disclosed.Any variation of making based on the utility model and replacing all within protection domain of the present utility model.

Claims

1. cutting machine is characterised in that it comprises:

Workbench with opening, described workbench comprises the upper surface that is used for supporting workpiece;

Support the bearing of described workbench;

Be fixed in the lower surface of described workbench and be contained in the interior cutting mechanism of described bearing, described cutting mechanism comprises:

The motor that output rotatablely moves,

The reciprocating reciprocating lever of saw blade of described opening is passed in drive,

Rotatablely moving of motor is converted to the reciprocating movement conversion mechanism of reciprocating lever, and the overall weight of described cutting machine is less than 15 kilograms.