CN210702852U

CN210702852U - Motor-driven double-wheel different-direction cutting saw

Info

Publication number: CN210702852U
Application number: CN201921446655.6U
Authority: CN
Inventors: 马克刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-06-09
Anticipated expiration: 2029-08-26

Abstract

The utility model relates to a cutting saw, in particular to a motor-driven two-wheel incongruous cutting saw, which comprises a bidirectional gear shaft rotationally fixed on a bidirectional saw shell, wherein an auxiliary shaft saw blade is arranged at the upper end of the bidirectional gear shaft through an auxiliary shaft saw blade mounting disc; the upper end of the auxiliary shaft saw blade is provided with a main shaft saw blade which is fixed on a saw blade mounting disc, and the saw blade mounting disc is fixed on a bidirectional gear shaft through a screw; the lower end of the saw blade mounting disc is rotationally fixed with the auxiliary shaft saw blade mounting disc through a fifth bearing. The operation is simple, the cutting range is wide, and the functions are complete; the auxiliary shaft saw blade and the main shaft saw blade are adopted for reverse cutting, the cutting process is stable, no recoil force exists, no lubrication and cooling are needed, and the operation is simple; the saw blade mounting disc is fixed through the screw and the bolt, and the phenomenon that the machine is clamped in work due to the fact that the traditional screw is used for fixing and is easy to loosen is avoided.

Description

Motor-driven double-wheel different-direction cutting saw

Technical Field

The utility model relates to a slitting saw specifically is a motor-driven double round incorgruous slitting saw.

Background

Cutting is a physical action. The narrow sense of cutting is to cut an object (e.g., an object with low hardness such as food and wood) with a sharp tool such as a knife; cutting in the broad sense means breaking an object under pressure or high temperature by means of a tool, such as a machine tool, a flame, etc. The term "cut line" is also used in mathematics to mean a straight line that divides a plane into several parts. The cutting has important function in production and life of people. With the development of the modern machining industry, the requirements on the cutting quality and precision are continuously improved, and the requirements on improving the production efficiency, reducing the production cost and having a high-intelligent automatic cutting function are also improved.

The existing cutting saw needs to strongly press and cut the saw when cutting, and the problem that the saw is easy to clamp exists.

In order to solve the problems, a motor-driven double-wheel different-direction cutting saw is particularly provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor-driven double round incorgruous slitting saw to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the cutting saw used at present needs to strongly press the cutting saw during cutting, and has the problem of easy saw clamping, in order to solve the problem, a motor-driven double-wheel different-direction cutting saw is particularly provided, the cutting saw comprises a bidirectional gear shaft which is rotationally fixed on a bidirectional saw shell,

the upper end of the bidirectional gear shaft is provided with an auxiliary shaft saw blade through an auxiliary shaft saw blade mounting disc;

the upper end of the auxiliary shaft saw blade is provided with a main shaft saw blade which is fixed on a saw blade mounting disc, and the saw blade mounting disc is fixed on a bidirectional gear shaft through a screw; the lower end of the saw blade mounting disc is rotationally fixed with the auxiliary shaft saw blade mounting disc through a fifth bearing.

Furthermore, the operation is simple, the cutting range is wide, and the functions are complete; the auxiliary shaft saw blade and the main shaft saw blade are adopted for reverse cutting, the cutting speed and the shearing force are the same, but the directions are opposite, and the cutting speeds and the shearing force are mutually offset, so that the cutting process can be finished without force, and the cutting process is stable and has no recoil force; the difficulty of use, operation and maintenance is simplified, lubrication and cooling are not needed, and the operation is simple; the saw blade mounting disc is fixed through the screw and the bolt, and the phenomenon that the machine is clamped in work due to the fact that the traditional screw is used for fixing and is easy to loosen is avoided.

The utility model discloses further scheme: the upper end of the fifth bearing is provided with a sawtooth clearance adjusting gasket, and the lower end of the fifth bearing is provided with a main shaft adjusting gasket and a second elastic check ring.

The utility model discloses further scheme again: the saw blade mounting disc is characterized in that a mounting disc gland is arranged at the upper end of the saw blade mounting disc, a protection assembly is arranged on the outer sides of the auxiliary shaft saw blade and the main shaft saw blade, the protection assembly is fixed on a bidirectional saw shell through a third screw, a shell is arranged on the protection assembly, and a notch is formed in the shell.

The utility model discloses further scheme again: the bidirectional saw is characterized in that a bidirectional gear shaft gland is mounted at the upper end of the bidirectional saw shell, two groups of fourth bearings are mounted on the bidirectional gear shaft gland, a small spacer bush and a large spacer bush are arranged between the two groups of fourth bearings, a counter shaft gear is mounted at the lower end of the bidirectional gear shaft gland, a second adjusting gasket is arranged between the counter shaft gear and the bidirectional gear shaft gland, the counter shaft gear is provided with a plurality of round nuts, and a third sealing ring is mounted at the lower end of the bidirectional gear shaft gland; a main shaft gear is installed at the bottom of the bidirectional saw shell, a second rectangular key is installed on the inner side of the main shaft gear, a third bearing is fixed at the lower end of the main shaft gear, a first adjusting gasket is fixed on the inner side of the third bearing, a protective cover is installed at the lower end of the bidirectional saw shell, and a support is installed at the right end of the bidirectional saw shell.

The utility model discloses further scheme again: a reversing transmission shaft is installed between the main shaft gear and the counter shaft gear, a reversing bevel gear is arranged between the reversing transmission shaft and the counter shaft gear, a first rectangular key is installed on the inner side of the reversing bevel gear, a hexagon nut is arranged on the left side of the reversing bevel gear, a second bearing is installed on the right side of the reversing bevel gear, a third elastic check ring is installed on the right side of the second bearing, a first elastic check ring is arranged on the right side of the third elastic check ring, and a sixth bearing is arranged on the right side of.

The utility model discloses further scheme again: the right end of the reversing transmission shaft is linked to the belt wheel transmission shaft, a third rectangular key is arranged on the left side of the belt wheel transmission shaft, a first bearing is arranged on the left side of the third rectangular key, a seventh bearing is arranged at the upper end of the belt wheel transmission shaft, a bearing cover is arranged at the upper end of the seventh bearing, and a belt wheel transmission gear is arranged on the right side of the belt wheel transmission shaft.

The utility model discloses further scheme again: the belt pulley is arranged on the outer side of the belt pulley transmission gear, a nut is arranged at the lower end of the belt pulley, a second sealing ring is arranged on the right side of the belt pulley transmission gear, a transmission shaft gland is arranged on the outer side of the second sealing ring, and a first sealing ring is arranged on the right side of the second sealing ring.

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

the utility model has simple operation, wide cutting range and complete functions; the auxiliary shaft saw blade and the main shaft saw blade are adopted for reverse cutting, the cutting speed and the shearing force are the same, but the directions are opposite, and the cutting speeds and the shearing force are mutually offset, so that the cutting process can be finished without force, and the cutting process is stable and has no recoil force; the difficulty of use, operation and maintenance is simplified, lubrication and cooling are not needed, and the operation is simple; the saw blade mounting disc is fixed through the screw and the bolt, and the phenomenon that the machine is clamped in work due to the fact that the traditional screw is used for fixing and is easy to loosen is avoided.

Drawings

Fig. 1 is a schematic structural view of the motorized double-wheel incongruous cutting saw of the present invention.

In the figure: 1-a scaffold; 2-a first sealing ring; 3-driving shaft gland; 4-a second sealing ring; 5-a belt pulley; 6-a nut; 7-a first bearing; 8-a reversing transmission shaft; 9-a first circlip; 10-a second bearing; 11-a reversing bevel gear; 12-a first rectangular key; 13-hexagonal nut; 14-a shield; 16-a third bearing; 17-a first conditioning shim; 18-a main shaft gear; 19-a bidirectional gear shaft; 20-round nuts; 21-a bidirectional saw housing; 22-a second spacer; 23-a third sealing ring; 24-a small spacer sleeve; 25-bidirectional gear shaft gland; 26-large spacer bush; 27-a fourth bearing; 28-spindle adjustment pad; 29-a second circlip; 30-sawtooth gap adjusting shim; 31-a second rectangular key; 32-mounting the disk gland; 33-bolts; 34-a fifth bearing; 35-a blade mounting plate; 36-a screw; 37-auxiliary shaft saw blade mounting disc; 38-main shaft saw blade; 39-countershaft saw blade; 40-countershaft gear; 41-a third circlip; 42-a sixth bearing; 43-a seventh bearing; 44-a bearing cap; 46-a pulley drive shaft; 47-a third rectangular key; 48-a pulley drive gear; 51-a guard assembly; 52-third screw.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

Cutting saw in the use at present need heavily press down when the cutting and cut according to, and have the problem of easy card saw, in order to solve above-mentioned problem, is specially in the embodiment of the utility model provides a motor-driven double round incorgruous cutting saw is provided, specifically as shown in fig. 1, this cutting saw is including rotating the two-way gear shaft 19 of fixing on two-way saw casing 21.

Wherein, the upper end of the bidirectional gear shaft 19 is provided with a secondary shaft saw blade 39 through a secondary shaft saw blade mounting disc 37;

the upper end of the auxiliary shaft saw blade 39 is provided with a main shaft saw blade 38, the main shaft saw blade 38 is fixed on the saw blade mounting disc 35, and the saw blade mounting disc 35 is fixed on the bidirectional gear shaft 19 through a screw 36; the saw blade mounting plate 35 is internally provided with a bolt 33, the lower end of the bolt 33 is fixed on the bidirectional gear shaft 19, and the lower end of the saw blade mounting plate 35 is rotationally fixed with the auxiliary shaft saw blade mounting plate 37 through a fifth bearing 34. Preferably, the fifth bearing 34 is provided with a sawtooth clearance adjusting gasket 30 at the upper end, and a spindle adjusting pad 28 and a second elastic check ring 29 at the lower end.

Furthermore, materials such as steel, copper, aluminum, wood, plastic, rubber, automobile glass and the like can be cut simultaneously, so that the operation is simple, the cutting range is wide, and the functions are complete; the auxiliary shaft saw blade 39 and the main shaft saw blade 38 are adopted for reverse cutting, the cutting speed and the shearing force are the same, but the directions are opposite, and the cutting speeds and the shearing force are mutually offset, so that the cutting process can be finished without force, and the cutting process is stable and has no recoil force; the difficulty of using, operating, maintaining and maintaining is simplified, lubricating and cooling are not needed, and the operation is simple.

Meanwhile, the saw blade mounting disc 35 is fixed through the bolts 36 and the bolts 33, and the phenomenon that the saw is clamped during working of a machine due to the fact that screws are used for fixing in the prior art and are easy to loosen is avoided.

Example 2

The embodiment of the utility model provides an in provide a motor-driven double round incorgruous slitting saw, it specifically is the further injecing of going on is executed on the basis of embodiment 1.

As shown in fig. 1, the upper end of the saw blade mounting plate 35 is provided with a mounting plate gland 32, and the outer sides of the secondary shaft saw blade 39 and the primary shaft saw blade 38 are provided with a guard assembly 51, the guard assembly 51 is fixed on the bidirectional saw housing 21 through a third screw 52, and the guard assembly 51 is provided with a shell, which is provided with a notch.

Meanwhile, a bidirectional gear shaft gland 25 is installed at the upper end of the bidirectional saw shell 21, two groups of fourth bearings 27 are installed on the bidirectional gear shaft gland 25, a small spacer 24 and a large spacer 26 are arranged between the two groups of fourth bearings 27, a counter gear 40 is installed at the lower end of the bidirectional gear shaft gland 25, a second adjusting gasket 22 is arranged between the counter gear 40 and the bidirectional gear shaft gland 25, the counter gear 40 is provided with a plurality of round nuts 20, and a third sealing ring 23 is installed at the lower end of the bidirectional gear shaft gland 25; the bottom of the bidirectional saw shell 21 is provided with a main shaft gear 18, the inner side of the main shaft gear 18 is provided with a second rectangular key 31, the lower end of the main shaft gear 18 is fixed with a third bearing 16, the inner side of the third bearing 16 is fixed with a first adjusting gasket 17, the lower end of the bidirectional saw shell 21 is provided with a protective cover 14, and the right end of the bidirectional saw shell 21 is provided with the support 1.

Preferably, a reversing transmission shaft 8 is installed between the main shaft gear 18 and the counter shaft gear 40, a reversing bevel gear 11 is arranged between the reversing transmission shaft 8 and the counter shaft gear 40, a first rectangular key 12 is installed on the inner side of the reversing bevel gear 11, a hexagon nut 13 is arranged on the left side of the reversing bevel gear 11, a second bearing 10 is installed on the right side of the reversing bevel gear 11, a third elastic retainer ring 41 is installed on the right side of the second bearing 10, a first elastic retainer ring 9 is arranged on the right side of the third elastic retainer ring 41, and a sixth bearing 42 is arranged on the right side of the first elastic retainer.

Preferably, the right end of the reversing transmission shaft 8 is linked to a belt wheel transmission shaft 46, a third rectangular key 47 is arranged on the left side of the belt wheel transmission shaft 46, a first bearing 7 is arranged on the left side of the third rectangular key 47, a seventh bearing 43 is arranged at the upper end of the belt wheel transmission shaft 46, a bearing cover 44 is arranged at the upper end of the seventh bearing 43, and a belt wheel transmission gear 48 is arranged on the right side of the belt wheel transmission shaft 46.

Specifically, a belt pulley 5 is arranged on the outer side of the belt pulley transmission gear 48, a nut 6 is arranged at the lower end of the belt pulley 5, a second sealing ring 4 is arranged on the right side of the belt pulley transmission gear 48, a transmission shaft gland 3 is arranged on the outer side of the second sealing ring 4, and a first sealing ring 2 is arranged on the right side of the second sealing ring 4.

The design of human engineering mechanics is matched with a streamline shell of an engine, the motorized double-wheel different-direction cutting saw ensures that the weight of the whole machine is reasonably dispersed, and people can freely deal with the cutting in any posture without generating unbalance;

the motor-driven and flexible device is suitable for most environments and occasions: the gasoline engine is adopted as a power source, most of the past rescue tools need a power source or a motor pump to be used as power, the motor performance is relatively poor, the rescue work of high-rise, field or complex places cannot be met, and the motor-driven bidirectional saw well solves the contradiction; high-power, reliable original-installed import gasoline engine: the power source equipment adopts a Swedish original-mounted imported 4.1KW gasoline engine, the equipment has strong power and reliable performance, has been subjected to market examination for over thirty years and is the most elegant supplier in the handheld gasoline engine industry in the world at present, so that the motorized bidirectional saw can be ensured to be started normally under a severe environment, and rescue cannot be delayed due to the power problem of the equipment; the cut does not generate heat, and is bright and clean: because the bidirectional saw adopts the saw blade with the embedded cutter head for cutting, the motorized two-wheel different-direction cutting saw realizes the cold cutting in the real sense, few sparks are generated in the whole cutting process, and meanwhile, the temperature rise and the color change of a cut are avoided, and burrs are also avoided; the double-blade reverse cutting scissors can cut very thin materials without deformation of cut objects, the double-blade reverse cutting is similar to the working principle of scissors, and the cut objects cannot deform after being cut no matter the thin materials or various special-shaped materials are cut.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A motor-driven double-wheel different-direction cutting saw is characterized in that the cutting saw comprises a bidirectional gear shaft (19) rotationally fixed on a bidirectional saw shell (21),

wherein, the upper end of the bidirectional gear shaft (19) is provided with a secondary shaft saw blade (39) through a secondary shaft saw blade mounting disc (37);

the upper end of the auxiliary shaft saw blade (39) is provided with a main shaft saw blade (38), the main shaft saw blade (38) is fixed on a saw blade mounting disc (35), and the saw blade mounting disc (35) is fixed on a bidirectional gear shaft (19) through a screw (36); the bolt (33) is installed in the saw blade mounting disc (35), the lower end of the bolt (33) is fixed on the bidirectional gear shaft (19), and the lower end of the saw blade mounting disc (35) is rotationally fixed with the auxiliary shaft saw blade mounting disc (37) through the fifth bearing (34).

2. A motorized two-wheeled slitting saw according to claim 1, characterized in that the fifth bearing (34) is provided with a saw tooth gap adjusting shim (30) at the upper end and a spindle adjusting shim (28) and a second circlip (29) at the lower end.

3. A motor-driven two-wheel incongruous cutting saw according to claim 1, characterized in that the upper end of the saw blade mounting disk (35) is provided with a mounting disk gland (32), and the outer sides of the auxiliary shaft saw blade (39) and the main shaft saw blade (38) are provided with a protection component (51), the protection component (51) is fixed on the bidirectional saw shell (21) through a third screw (52), the protection component (51) is provided with a shell, and the shell is provided with a notch.

4. A motor-driven double-wheel different-direction cutting saw according to claim 1, characterized in that a bidirectional gear shaft gland (25) is installed at the upper end of a bidirectional saw shell (21), two groups of fourth bearings (27) are installed on the bidirectional gear shaft gland (25), a small spacer bush (24) and a large spacer bush (26) are arranged between the two groups of fourth bearings (27), a counter gear (40) is installed at the lower end of the bidirectional gear shaft gland (25), a second adjusting gasket (22) is arranged between the counter gear (40) and the bidirectional gear shaft gland (25), a plurality of round nuts (20) are arranged on the counter gear (40), and a third sealing ring (23) is installed at the lower end of the bidirectional gear shaft gland (25); the bidirectional saw is characterized in that a main shaft gear (18) is installed at the bottom of a bidirectional saw shell (21), a second rectangular key (31) is installed on the inner side of the main shaft gear (18), a third bearing (16) is fixed to the lower end of the main shaft gear (18), a first adjusting gasket (17) is fixed to the inner side of the third bearing (16), a protective cover (14) is installed at the lower end of the bidirectional saw shell (21), and a support (1) is installed at the right end of the bidirectional saw shell (21).

5. A motor-driven double-wheel incongruous cutting saw according to claim 4, characterized in that a reversing transmission shaft (8) is installed between the main shaft gear (18) and the counter shaft gear (40), a reversing bevel gear (11) is installed between the reversing transmission shaft (8) and the counter shaft gear (40), a first rectangular key (12) is installed on the inner side of the reversing bevel gear (11), a hexagon nut (13) is installed on the left side of the reversing bevel gear (11), a second bearing (10) is installed on the right side of the reversing bevel gear (11), a third elastic check ring (41) is installed on the right side of the second bearing (10), a first elastic check ring (9) is installed on the right side of the third elastic check ring (41), and a sixth bearing (42) is installed on the right side of the first.

6. A motor-driven double-wheel incongruous cutting saw according to claim 5, characterized in that the right end of the reversing transmission shaft (8) is linked on a belt wheel transmission shaft (46), the left side of the belt wheel transmission shaft (46) is provided with a third rectangular key (47), the left side of the third rectangular key (47) is provided with a first bearing (7), the upper end of the belt wheel transmission shaft (46) is provided with a seventh bearing (43), the upper end of the seventh bearing (43) is provided with a bearing cover (44), and the right side of the belt wheel transmission shaft (46) is provided with a belt wheel transmission gear (48).

7. A motor-driven double-wheel incongruous cutting saw according to claim 6, characterized in that a belt pulley (5) is arranged on the outer side of the belt pulley transmission gear (48), a nut (6) is arranged at the lower end of the belt pulley (5), a second sealing ring (4) is arranged on the right side of the belt pulley transmission gear (48), a transmission shaft pressing cover (3) is arranged on the outer side of the second sealing ring (4), and a first sealing ring (2) is arranged on the right side of the second sealing ring (4).