CN219093842U

CN219093842U - Hand-held band saw base and cutting machine

Info

Publication number: CN219093842U
Application number: CN202222398863.1U
Authority: CN
Inventors: 花长江; 徐宛柘; 陈敏
Original assignee: Zhejiang Burley Tools Co ltd
Current assignee: Zhejiang Burley Tools Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-05-30
Anticipated expiration: 2032-09-09

Abstract

The utility model relates to a hand-held band saw base which comprises a base body, a rotating shaft seat, a large flat plate and a small flat plate, wherein the rotating shaft seat is detachably connected with the base body, and the large flat plate and the small flat plate are detachably arranged on the surface of the base body. Through with the integrative base split among the prior art for base body and pivot seat to install big dull and stereotyped and little dull and stereotyped on the base body, after the certain part of base damages, can purposefully change it, avoided the change of whole base, saved cost of maintenance, and then reduce user's use cost, be favorable to above-mentioned hand-held type band saw base popularization and application on the cutting machine. The utility model also relates to a cutting machine, which is applied to the hand-held band saw base and has the advantage of saving the maintenance cost.

Description

Hand-held band saw base and cutting machine

Technical Field

The utility model relates to the technical field of cutting machines, in particular to a handheld band saw base and a cutting machine.

Background

Along with the development of the modern machining industry, the requirements on cutting quality and precision are continuously improved, and the requirements on improving production efficiency, reducing production cost and having a high intelligent automatic cutting function are also improved. The development of numerical control cutting machines must be adapted to the requirements of the development of the modern machining industry. The cutting machine is classified into a flame cutting machine, a plasma cutting machine, a laser cutting machine, a water cutting machine, etc. The laser cutting machine is the fastest in efficiency, the highest in cutting precision and the cutting thickness is generally smaller. The plasma cutting machine also has a fast cutting speed, and the cutting surface has a certain inclination. The flame cutting machine aims at carbon steel materials with larger thickness.

The cutting machine is used in metal and nonmetal industries, and in general, the nonmetal industries are more detailed, such as stone cutting machines for cutting stone, water cutting machines, saw tooth cutting machines, laser cutting machines for cutting cloth and plastics and chemical fiber products, blade cutting machines, flame cutting machines for cutting metal materials, plasma cutting machines, fractional control cutting machines in the flame cutting machines, manual two kinds, including small sports cars, semi-automatic, purely manual, numerical control, gantry numerical control cutting machines, cantilever numerical control cutting machines, desk numerical control cutting machines, intersecting line numerical control cutting machines and the like.

In order to realize the diversification of the functions of the cutting machine, the Chinese patent application number 2021229351497 discloses a multipurpose cutting machine, which comprises a base and a rack connected to the base, wherein one end of the rack away from the base is provided with a driving structure, an operating structure connected to the driving structure and a cutting blade connected to the side part of the driving structure and capable of rotating relative to the base, the base is provided with a cutting groove for the cutting blade to pass through along the length direction, the operating structure comprises a control handle arranged at the top of the rack, the control handle is close to the cutting blade and is connected with the side part of the driving structure, the inner side of the control handle is provided with a switch device for switching on/off a driving motor, and the surface of the control handle is provided with a speed regulating component for regulating the rotating speed of the cutting blade. The switch device and the speed regulating component arranged on the inner side of the operating handle enable the switch device to have rich functions, the switch device is convenient for constructors to close the driving motor in time, accidental injury of other people is avoided, the operation is simple and convenient, the speed regulating component can select proper cutting piece rotation rate for different sectional materials, and the effect of saving electricity is achieved when the cutting quality is ensured. However, because its base is an integer, leads to the base volume great, and is relatively heavier, when installing the work piece on the base, if only can change whole base after the base surface wearing and tearing, influence the economic nature of machine, increase user's use cost, be unfavorable for above-mentioned cutting machine popularization and application on market.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, a first object of the present utility model is to provide a hand-held band saw base, which is divided into a plurality of parts, and which avoids the replacement of the entire base during the maintenance of the base, thereby saving the maintenance cost, and further reducing the use cost of the user, and being beneficial to the popularization and application of the hand-held band saw base on a cutting machine. The second object of the present utility model is to provide a cutting machine, which is applied to the hand-held band saw base, and has the advantage of saving the maintenance cost.

The hand-held band saw base and the cutting machine are related to each other in technology, and belong to the same utility model conception.

In order to achieve the first object, the present utility model adopts the following technical scheme: the hand-held band saw base comprises a base body, a rotating shaft seat, a large flat plate and a small flat plate, wherein the rotating shaft seat is detachably connected with the base body, and the large flat plate and the small flat plate are detachably installed on the surface of the base body. Through with the integrative base split among the prior art for base body and pivot seat to install big dull and stereotyped and little dull and stereotyped on the base body, after the certain part of base damages, can purposefully change it, avoided the change of whole base, saved cost of maintenance, and then reduce user's use cost, be favorable to above-mentioned hand-held type band saw base popularization and application on the cutting machine.

As a preferable scheme of the utility model, a positioning column is arranged at the position of the base body, which is in butt joint with the rotating shaft seat, and the rotating shaft seat is provided with a positioning hole in a matching way, and the positioning column is embedded in the positioning hole. In order to facilitate connection and installation, a positioning column is arranged on the base body, a positioning hole is formed in the rotating shaft seat, and connection between the base body and the rotating shaft seat is achieved by embedding the positioning column in the positioning hole.

As a preferable scheme of the utility model, a locking hole is formed along the axial direction of the positioning column, and the base body is fixedly connected with the rotating shaft seat by penetrating a locking piece in the locking hole. In order to ensure the stability of the joint of the base body and the rotating shaft seat, a locking hole is formed in the positioning column, and the base body and the rotating shaft seat are fixedly connected through penetrating a locking piece in the locking hole.

As a preferable mode of the utility model, the locking member is a locking bolt. The locking bolt has simple structure, convenient installation and high economical and practical applicability.

As a preferable scheme of the utility model, the surface of the base body is provided with a plurality of screw holes, correspondingly, the large flat plate and the small flat plate are provided with a plurality of mounting holes, and fastening screws are arranged in the mounting holes and extend into the screw holes. In order to avoid the surface abrasion of the base body and influence the service performance of the base body, the large flat plate and the small flat plate are fixed on the surface of the base body through the locking screw, and the large flat plate or the small flat plate can be directly replaced when the large flat plate or the small flat plate needs to be replaced in the later period, so that the replacement cost is reduced.

As a preferable scheme of the utility model, the mounting hole is a countersunk head screw hole. In order to avoid the locking screw protruding out of the surface of the large plate or the small plate, the mounting hole may be designed as a countersunk screw hole.

As a preferable scheme of the utility model, the base body is provided with a clamping mechanism for clamping a workpiece; the clamping mechanism comprises a first clamping plate and a second clamping plate which are oppositely arranged, the first clamping plate is fixedly arranged on the base body, the second clamping plate is movably arranged on the base body and is positioned at the back of the second clamping plate, and a pushing mechanism is arranged on the back of the second clamping plate. In order to realize the clamping of a workpiece to be cut, the stability of the workpiece to be cut is guaranteed, the cutting effect is further guaranteed, and a clamping mechanism is arranged on the base body.

As a preferable scheme of the utility model, the pushing mechanism is in a rod shape, and one end of the pushing mechanism is provided with an operating handle. In order to simplify the structure of the pushing mechanism, the pushing mechanism is arranged in a rod shape, and further, in order to facilitate the operation of operators, an operating handle is arranged at one end of the pushing rod, so that the pushing mechanism is convenient to hold.

As a preferable scheme of the utility model, the antiskid plate is clamped on one surface of the first clamping plate or the second clamping plate, which is contacted with the workpiece. Because the surface of clamping plate one and clamping plate two is the plane, when the centre gripping to cylindrical work piece is needed, be difficult to guarantee clamping force, in order to realize carrying out the centre gripping to cylindrical work piece, guarantee simultaneously and press from both sides tight effect, at clamping plate one or clamping plate two with the one side card of work piece contact is equipped with antiskid ribbed tile.

Compared with the prior art, the utility model has the beneficial effects that: the hand-held band saw base is simple and ingenious in structure, the base with the integrated structure in the prior art is divided into the base body, the rotating shaft seat, the large flat plate and the small flat plate, the whole base is prevented from being replaced during maintenance, the maintenance cost is saved, the use cost of a user is further reduced, and the hand-held band saw base is beneficial to popularization and application of the hand-held band saw base on a cutting machine.

Furthermore, the anti-skid plate is clamped on one surface of the first clamping plate or the second clamping plate, which is contacted with the workpiece, so that the cylindrical workpiece can be clamped, and meanwhile, the clamping effect is ensured.

In order to achieve the second object, the present utility model provides a cutting machine comprising the hand-held band saw base.

Compared with the prior art, the utility model has the beneficial effects that: compared with the integrated base in the prior art, the cutting machine provided by the utility model has the advantages that the base with the split structure is applied, the maintenance cost is lower, the service life is longer, and the popularization and the application of the cutting machine in the market are facilitated.

Drawings

FIG. 1 is a schematic structural assembly view of a hand-held band saw base in accordance with an embodiment of the present utility model;

FIG. 2 is a schematic view showing a split structure of a hand-held band saw base in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic view of the base body of the hand-held band saw base in accordance with an embodiment of the present utility model;

FIG. 4 is a schematic view of a pivot base for a hand-held band saw base in accordance with an embodiment of the present utility model;

FIG. 5 is a schematic view of a hand-held band saw base in accordance with an embodiment of the present utility model.

Reference numerals: 2. a base body; 2-1, positioning columns; 2-2, locking holes; 3. a rotating shaft seat; 3-1, positioning holes; 4. a large plate; 4-1, mounting holes; 5. a small plate; 6. a locking member; 7. a fastening screw; 8. a clamping plate I; 9. a clamping plate II; 10. a cleat; 11. a pushing mechanism; 12. and operating the handle.

Detailed Description

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Examples: as shown in fig. 1 to 5, the hand-held band saw base mainly comprises a base body 2 and a rotating shaft seat 3, namely, an integrated base in the prior art is split into the base body 2 and the rotating shaft seat 3, in order to avoid abrasion to the surface of the base body 2, a large flat plate 4 and a small flat plate 5 are further arranged, the large flat plate 4 is a flat plate which is installed on the surface of the base body 2 and is matched with the main body of the base body 2 in shape, the small flat plate 5 is a flat plate which is installed on the side edge of the large flat plate 4 in size, and the large flat plate 4 and the small flat plate 5 are arranged to avoid abrasion to the surface of the base body 2. The rotating shaft seat 3 is detachably connected with the base body 2, the large flat plate 4 and the small flat plate 5 are detachably arranged on the surface of the base body 2, the detachable setting mode is convenient to replace, if the rotating shaft seat 3 is worn and damaged, the rotating shaft seat 3 can be directly replaced, the base body is not required to be replaced, the replacement cost can be effectively reduced, and the use cost of a user is further reduced.

In order to facilitate disassembly and assembly, reduce labor intensity of installers, the base body 2 is provided with a positioning column 2-1, the rotating shaft seat 3 is provided with a positioning hole 3-1, the positioning column 2-1 is embedded in the positioning hole 3-1 to realize connection between the base body 2 and the rotating shaft seat 3, or a clamping column is formed on the base body 2, a clamping groove is formed on the rotating shaft seat 3, and the clamping column is clamped into the clamping groove to realize pre-positioning between the base body 2 and the rotating shaft seat 3, so that operation difficulty is reduced. Further, in order to ensure the stability of the connection between the base body 2 and the rotating shaft seat 3, the probability of separation of the connection between the base body 2 and the rotating shaft seat 3 in the use process is reduced, a locking hole 2-2 is formed along the axial direction of the positioning column 2-1, and the fixing connection between the base body 2 and the rotating shaft seat 3 is realized by penetrating a locking piece 6 in the locking hole 2-2. The locking piece 6 is a locking bolt with simple structure, convenient use and high economical practicability.

In order to fix the large flat plate 4 and the small flat plate 5 on the surface of the base body 2 conveniently, a plurality of screw holes 2-3 are formed on the surface of the base body 2, correspondingly, a plurality of mounting holes 4-1 are formed on the large flat plate 4 and the small flat plate 5, fastening screws 7 are mounted in the mounting holes 4-1, and the fastening screws 7 extend into the screw holes 2-3. In order to prevent the head of the fastening screw 7 from protruding out of the surface of the base body 2, the mounting hole 4-1 is designed as a countersunk screw hole, so as to ensure the flatness of the surfaces of the large flat plate 4 and the small flat plate 5.

In order to realize the clamping of the workpiece to be cut by the cutting machine, a clamping mechanism for clamping the workpiece is arranged on the base body 2. Specifically, the clamping mechanism in this embodiment includes a first clamping plate 8 and a second clamping plate 9 that are disposed opposite to each other, the workpiece to be cut is clamped between the first clamping plate 8 and the second clamping plate 9, the first clamping plate 8 is fixedly mounted on the base body 2, the second clamping plate 9 is movably mounted on the base body 2, the position of the second clamping plate 9 can be adjusted according to the size of the workpiece to be cut, in order to facilitate operation of the second clamping plate 9, a pushing mechanism 11 is disposed on the back of the second clamping plate 9, the pushing mechanism 11 may be an air cylinder, an electric cylinder, or a manual push rod, the pushing mechanism 11 in this embodiment is a manual push rod, and an operator can manually adjust the position of the second clamping plate 9 to avoid excessive extrusion of the workpiece to be cut, thereby affecting the quality of the workpiece to be cut. For convenience of operation, an operating handle 12 is mounted at one end of the pushing mechanism 11.

Because the first clamping plate 8 and the second clamping plate 9 face to face are both planes, clamping of the cylindrical workpiece is difficult to ensure, the cylindrical workpiece to be cut is easy to slide in the cutting process, and the cutting quality of the cylindrical workpiece to be cut is further affected. In order to solve the above technical problems, as shown in fig. 5, a cleat 10 is mounted on one surface of the first clamping plate 8 or the second clamping plate 9, which contacts with a workpiece, specifically, the cross section of the cleat 10 is in a W shape, i.e. the surface of the cleat 10 is uneven, so as to provide multipoint support for a cylindrical workpiece to be cut, and reduce the sliding probability. The antiskid plate 10 can be directly clamped on the second clamping plate 9 from top to bottom.

The hand-held band saw base described above in this embodiment is applicable to a variety of applications including, but not limited to, cutting machines.

The hand-held band saw base in this embodiment, simple structure is ingenious, through with among the prior art the base split of an organic whole structure for base body 2, pivot seat 3, big dull and stereotyped 4 and little dull and stereotyped 5, avoided the change of whole base during the maintenance, saved cost of maintenance, and then reduced user's use cost, be favorable to above-mentioned hand-held band saw base popularization and application on the cutting machine.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model; thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more herein: 2. a base body; 2-1, positioning columns; 2-2, locking holes; 3. a rotating shaft seat; 3-1, positioning holes; 4. a large plate; 4-1, mounting holes; 5. a small plate; 6. a locking member; 7. a fastening screw; 8. a clamping plate I; 9. a clamping plate II; 10. a cleat; 11. a pushing mechanism; 12. operating the handle, etc., but does not exclude the possibility of using other terms. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims

1. Hand-held type band saw base, its characterized in that: including base body (2), pivot seat (3), big dull and stereotyped (4) and little dull and stereotyped (5), pivot seat (3) can dismantle the connection base body (2), big dull and stereotyped (4) with little dull and stereotyped (5) all demountable installation in base body (2) surface.

2. The hand-held band saw base of claim 1, wherein: the base body (2) is in butt joint with the rotating shaft seat (3) and is provided with a positioning column (2-1), the rotating shaft seat (3) is provided with a positioning hole (3-1) in a matched mode, and the positioning column (2-1) is embedded in the positioning hole (3-1).

3. The hand-held band saw base of claim 2, wherein: a locking hole (2-2) is formed in the axial direction of the positioning column (2-1), and the base body (2) is fixedly connected with the rotating shaft seat (3) by penetrating a locking piece (6) in the locking hole (2-2).

4. The hand-held band saw base of claim 3, wherein: the locking piece (6) is a locking bolt.

5. The hand-held band saw base of claim 1, wherein: the base is characterized in that a plurality of screw holes (2-3) are formed in the surface of the base body (2), correspondingly, a plurality of mounting holes (4-1) are formed in the large flat plate (4) and the small flat plate (5), fastening screws (7) are arranged in the mounting holes (4-1), and the fastening screws (7) extend into the screw holes (2-3).

6. The hand-held band saw base of claim 5, wherein: the mounting hole (4-1) is a countersunk screw hole.

7. The hand-held band saw base of claim 1, wherein: the base body (2) is provided with a clamping mechanism for clamping a workpiece; the clamping mechanism comprises a clamping plate I (8) and a clamping plate II (9) which are oppositely arranged, the clamping plate I (8) is fixedly arranged on the base body (2), the clamping plate II (9) is movably arranged on the base body (2) and is positioned on the back of the clamping plate II (9) and provided with a pushing mechanism (11).

8. The hand-held band saw base of claim 7, wherein: the pushing mechanism (11) is in a rod shape, and an operating handle (12) is arranged at one end of the pushing mechanism (11).

9. The hand-held band saw base of claim 7, wherein: and a antiskid plate (10) is clamped on one surface of the first clamping plate (8) or the second clamping plate (9) which is contacted with the workpiece.

10. Cutting machine, its characterized in that: comprising the hand-held band saw base of any one of claims 1 to 9.