CN110170699B

CN110170699B - Multifunctional cutting machine

Info

Publication number: CN110170699B
Application number: CN201910498401.7A
Authority: CN
Inventors: 黄克瑶; 项立富; 杨起棣
Original assignee: Nanjing Institute of Mechatronic Technology
Current assignee: Nanjing Institute of Mechatronic Technology
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-06-23
Anticipated expiration: 2039-06-10
Also published as: CN110170699A

Abstract

The invention relates to the technical field of cutting machines, in particular to a multifunctional cutting machine, which comprises: a frame body having an upper base plate and a lower base plate arranged in parallel; the longitudinal guide device is fixed between the two bottom plates; the transverse guide device is arranged along the longitudinal guide device in a vertically moving mode; the cutting device is horizontally movably arranged along the transverse guide device; the cutting device is rotatably provided with two working positions, is used for cutting an object placed on the lower bottom plate when positioned at the first working position, at least partially penetrates through the upper bottom plate when positioned at the second working position, and cuts the object positioned on the upper bottom plate. The multifunctional cutting machine provided by the invention integrates various cutting devices such as a handheld cutting machine, a pressing saw, a sliding table saw and the like, and realizes multiple purposes by combined change of the structure.

Description

Multifunctional cutting machine

Technical Field

The invention relates to the technical field of cutting machines, in particular to a multifunctional cutting machine.

Background

At present, the cutting machines commonly found on the market are mainly divided into three types: the three cutting machines are different in using method and using occasion:

1. a handheld cutter: when the cutting machine is used, the cutting machine is required to be held, then the cut object is fixed, the cutting machine is held by hands to move to complete cutting, the use is flexible and convenient, and the cutting machine is mainly used for cutting objects with low requirements on size precision;

2. and (3) sawing: when in use, the saw blade is pressed downwards, so that the saw blade is mainly used for cutting bar section bars and the like, and the size is accurate;

3, sliding table saw: the electric saw keeps motionless during the use, and the operator promotes and is accomplished the cutting by the cutting object, is used for cutting the great but less object of thickness of area such as panel more, and the size is comparatively accurate.

Its basic component of above-mentioned no matter what kind of form's cutting machine is motor and saw bit, but the function is all single setting for the purchase cost of equipment increases, and different operations need change the equipment type, have also increased the loaded down with trivial details nature of operation.

In view of the above problems, the present designer is based on practical experience and professional knowledge that are abundant for many years in engineering application of such products, and is engaged in the application of theory to actively make research and innovation, so as to create a multifunctional cutting machine, which is more practical.

Disclosure of Invention

The invention provides a multifunctional cutting machine, which integrates a plurality of cutting devices such as a handheld cutting machine, a pressing saw, a sliding table saw and the like into a whole and realizes multiple purposes by combined change of the structure.

In order to achieve the purpose, the invention adopts the technical scheme that: a multifunction cutting machine comprising:

a frame body having an upper base plate and a lower base plate arranged in parallel;

the longitudinal guide device is fixed between the two bottom plates;

the transverse guide device is arranged along the longitudinal guide device in a vertically moving mode;

the cutting device is horizontally movably arranged along the transverse guide device;

the cutting device is provided with two working positions in a rotating mode, and is used for cutting objects placed on the lower bottom plate when located at the first working position, at least partially penetrates through the upper bottom plate when located at the second working position, and the objects on the upper bottom plate are cut.

Furthermore, a positioning device is arranged on the longitudinal guide device and used for fixing the transverse guide device at any specified height.

Further, the cutting device includes:

the saw blade assembly is used for cutting an object under the driving of the motor;

the longitudinal moving device is used for fixing the saw blade assembly and driving the saw blade assembly to move up and down under the action of the force application structure;

and the sliding body is horizontally arranged along the transverse guide device in a moving way and is used for installing and guiding the longitudinal moving device.

Furthermore, the longitudinal moving device comprises at least two polished rods which are arranged in parallel, one ends of the two polished rods are connected through a connecting plate, the other ends of the two polished rods penetrate through a horizontal mounting plate on the sliding body, and the bottoms of the two polished rods are connected with the saw blade assembly together;

the connecting plate is used for bearing external force from the force application structure, and a return spring is arranged between the bottom of the connecting plate and the top of the horizontal mounting plate.

Further, a flange linear bearing is arranged at the junction of the polished rod and the horizontal mounting plate and used for guiding the polished rod in a sliding mode.

Further, the force application structure comprises a pressing rod, one end of the pressing rod is hinged to the horizontal installation plate, a rotating shaft is vertically connected to the middle of the pressing rod and used for fixing the roller structure, and the roller structure horizontally rolls along a track structure on the connecting plate.

Further, the track structure is a strip-shaped through hole arranged at the bottom of the connecting plate.

Further, be provided with the perforating hole on the connecting plate for place hand and twist the bolt, hand is twisted the bolt and is run through the perforating hole, and the tip with be located screw hole threaded connection on the horizontal installation board, and in the screw in the in-process of screw hole is right the connecting plate extrudees the drive the saw bit subassembly moves down.

Further, the switching of the two working positions of the cutting device is realized by the following structure:

the transverse guiding device comprises two guide rods which are arranged in parallel up and down, at least one fixed sliding block is arranged on each of the two guide rods in a sliding mode, three fixed positions are correspondingly arranged on one surface of the cutting device up and down, the fixed position in the middle is fixedly connected with the fixed sliding block on one of the guide rods and rotates along with the fixed sliding block around the guide rods, and when the fixed positions rotating to the two ends are respectively attached to any one side of the fixed sliding block on the other guide rod, two different working positions are obtained through the fixing of the fixed sliding blocks and the different fixed positions.

Furthermore, a fixing table clamp is arranged on the lower bottom plate and used for fixing an object placed on the lower bottom plate.

The invention has the beneficial effects that: in the invention, the cutting device obtains a first degree of freedom in the process of horizontally moving along the transverse guide device, and the cutting device obtains a second degree of freedom in the process of vertically moving along the longitudinal guide device, and the two degrees of freedom can enable the cutting device to realize linear cutting with various depths; during specific processing, an object placed on the lower bottom plate can be directly controlled in cutting depth and linear motion speed through force application of a hand, or the linear motion of the object is automatically controlled through a power device such as an air cylinder or a motor screw rod assembly, so that the cutting depth of the object is manually controlled, or the cutting depth of the object is automatically controlled through a power device such as an air cylinder or a motor screw rod assembly, so that the linear motion of the object is manually controlled; for the cutting action of the second working position, the same control form as the above can be adopted after the part of the cutting action penetrates through the upper bottom plate; the multifunctional cutting machine can at least approximate the working modes of a handheld cutting machine, a press saw and a sliding table saw.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a front view of the multi-function cutting machine, in which a cutting direction of a cutting means is directed toward an upper plate;

figures 2 and 3 are front isometric views of the multi-function cutting machine with the cutting device cutting in a direction toward the upper base plate;

FIG. 4 is a front isometric view of the multi-function cutting machine with the cutting device partially through the upper base plate;

FIG. 5 is a rear isometric view of the multi-function cutting machine with the cutting assembly cutting in a direction toward the upper base plate;

FIG. 6 is a rear isometric view of the multi-function cutting machine with the cutting device partially through the upper base plate;

FIG. 7 is a partial schematic view of the cutting assembly cutting in a direction toward the upper base plate;

FIG. 8 is a partial schematic view of the cutting assembly cutting in a direction toward the lower base plate;

FIG. 9 is a partial schematic view of the cutting apparatus without the hand bolts, wherein the cutting apparatus is cutting toward the lower base plate;

FIG. 10 is a rear view of the multifunction cutting machine with the cutting assembly cutting toward the lower base plate;

reference numerals: the cutting device comprises a frame body 1, an upper bottom plate 11, a lower bottom plate 12, a longitudinal guide device 2, a positioning device 21, a transverse guide device 3, a guide rod 31, a fixed sliding block 31a, a cutting device 4, a saw blade assembly 41, a longitudinal moving device 42, a polished rod 42a, a connecting plate 42b, a rail structure 42c, a force application structure 43, a pressure rod 43a, a roller structure 43b, a sliding body 44, a horizontal mounting plate 44a, a hand-screwed bolt 45, a flange linear bearing 46, a fixed table clamp 5, a support 51 and a pressure rod structure 52.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.

As shown in fig. 1 to 6, a multifunctional cutter includes: a frame body 1 having an upper plate 11 and a lower plate 12 arranged in parallel; the longitudinal guide device 2 is fixed between the two bottom plates; the transverse guide device 3 is arranged along the longitudinal guide device 2 to move up and down; the cutting device 4 is horizontally arranged along the transverse guide device 3 in a moving way; the cutting device 4 is rotatably provided with two working positions, and is used for cutting an object placed on the lower base plate 12 when located at the first working position, and at least partially penetrates through the upper base plate 11 and cuts the object located thereon when located at the second working position. In this embodiment, the frame body 1 serves as a supporting body of the whole cutting machine, the cutting device 4 obtains a first degree of freedom during the horizontal movement of the cutting device 4 along the transverse guide 3, and the cutting device 4 obtains a second degree of freedom during the vertical movement of the transverse guide 3 along the longitudinal guide 2, so that the cutting device 4 can perform linear cutting with various depths. During specific processing, as shown in fig. 8, the cutting depth and linear motion speed of the cutting device 4 can be directly controlled by applying force to an object placed on the lower base plate 12 by a hand, or the cutting depth can be manually controlled by automatically controlling the linear motion of the object by a power device such as an air cylinder or a motor screw assembly, or the cutting depth can be automatically controlled by a power device such as an air cylinder or a motor screw assembly, and the linear motion of the object can be manually controlled; for the cutting action in the second working position, as shown in fig. 7, the same control pattern as described above may be adopted after the cutting action partially penetrates the upper plate 11. The working modes are all within the protection scope of the invention, and the multifunctional cutting machine can at least approximate to the working modes of a handheld cutting machine, a press saw and a sliding table saw.

In the above embodiment, when the cutting device 4 is located at the second working position, the part of the cutting device partially penetrates through the upper base plate 11, which may be only penetration of the saw blade structure, and this penetration can minimize the penetration area of the upper base plate 11, thereby ensuring the strength and the processing difficulty thereof.

As a preference of the above embodiment, as indicated in fig. 1 and 2, the longitudinal guide 2 is provided with a positioning device 21 for fixing the transverse guide 3 at any given height, wherein a specific quantification of the height can be achieved by means of a scale provided thereon. In the preferred embodiment, the longitudinal guiding device 2 includes a guide rail and a slider wrapped outside the guide rail, wherein the positioning device 21 is an extrusion bolt, and is in threaded connection with a threaded hole penetrating through a side wall of the guide rail to extrude and fix the wrapped guide rail. Through the positioning device 21, the difficulty of controlling the height of the cutting device 4 can be reduced, the cutting can be performed only through the control of linear motion under the condition of determining the height, and the cutting accuracy is ensured, as shown in fig. 4, the table saw is particularly suitable for the working mode of the table saw, wherein, in order to further optimize the function of the table saw, a rest moving along the track structure can be arranged on the upper bottom plate 11, and scales are arranged on the edge of the corresponding track structure, so that the brightness of the size can be obtained through the abutting of an object and the rest, and meanwhile, the position of the cutting device 4 relative to the transverse guiding device 3 can be fixed in the process of performing the operation of the table saw.

As an optimization of the structure of the cutting device 4, as shown in fig. 9, it includes: the saw blade assembly 41 is used for cutting an object under the driving of the motor; the longitudinal moving device 42 is used for fixing the saw blade assembly 41 and driving the saw blade assembly 41 to move up and down under the action of the force application structure 43; and a sliding body 44 horizontally movably disposed along the lateral guide 3 and mounting and guiding the longitudinal moving device 42. The structure is particularly suitable for the working form of a handheld cutting machine, the positioning device 21 can fix the transverse guiding device 3, so that the saw blade assembly 41 can move within a certain height range, the height of the saw blade assembly is adjusted relatively to the movement of the transverse guiding device 3, the operation is more labor-saving and accurate, and the saw blade assembly 41 comprises a motor and other power structures.

Specifically, the longitudinal moving device 42 includes at least two light rods 42a arranged in parallel, one ends of the two light rods 42a are connected by a connecting plate 42b, the other ends penetrate through a horizontal mounting plate 44a on the sliding body 44, and the bottoms are connected with the saw blade assembly 41 together; wherein, the connecting plate 42b is used for bearing the external force from the force application structure 43, and a return spring is arranged between the bottom of the connecting plate 42b and the top of the horizontal mounting plate 44 a. The force application structure 43 applies force to make the saw blade assembly 41 obtain longitudinal moving power, the reset spring is used for realizing automatic reset of the initial position after the external force is removed, the moving mode can be accurately carried out under the guidance of the polish rods 42a, and the arrangement of the polish rods 42a ensures the stability and reliability of the cutting process.

In order to ensure the smoothness and accuracy of the movement, a flange linear bearing 46 is arranged at the junction of the polished rod 42a and the horizontal mounting plate 44a, and is used for performing sliding guide on the polished rod 42a, and the polished rod 42a moves more smoothly through the arrangement of the flange linear bearing 46, so that the operation is more accurate and stable.

In order to optimize the force application process of the whole saw blade assembly 41, the force application structure 43 comprises a pressing rod 43a with one end hinged to the horizontal mounting plate 44a, and a rotating shaft is vertically connected to the middle of the pressing rod 43a for fixing the roller structure 43b, wherein the roller structure 43b can select a roller bearing, and the roller structure 43b horizontally rolls along the rail structure 42c on the connecting plate 42 b. In the process of controlling the up-and-down movement of the saw blade assembly 41 by the longitudinal moving device 42, one end of the pressure rod 43a is forced to rotate around the hinge point with the horizontal mounting plate 44a, and in the process, the longitudinal moving device 42 is forced by the middle roller structure 43b, and the clamping phenomenon is avoided by the rolling of the roller structure 43b in the track structure 42 c. As a simpler embodiment, the track structure 42c is a strip-shaped through hole disposed at the bottom of the connecting plate 42 b. The strip-shaped through holes are provided through the rectangular frame, the rectangular frame can be fixed with the connecting plate 42b through bolts, and certainly, the U-shaped structure and the bottom of the connecting plate 42b can form the track structure 42c together, so that the two limiting positions of the roller structure 43b can be limited through the two sides of the strip-shaped through holes within the protection range of the invention, and the structure is simple and feasible.

On the basis of the structure of the polish rod 42a and the return spring, in order to avoid the movement of the saw blade assembly 41 in the cutting process, the connecting plate 42b is provided with a through hole for placing a hand-screwed bolt 45, the hand-screwed bolt 45 penetrates through the through hole, the end part of the hand-screwed bolt is in threaded connection with a threaded hole on the horizontal mounting plate 44a, and the connecting plate 42b is extruded to drive the saw blade assembly 41 to move downwards in the process of screwing in the threaded hole. In the above-described embodiment, the hand bolt 45 is provided so that the blade assembly 41 can obtain a specified height, which is determined by the length of the hand bolt 45 screwed into or through the threaded hole, and the structure for mounting the hand bolt 45 is shown in fig. 9 and 10, respectively.

As an optimization of the above embodiment, the switching between the two working positions of the cutting device 4 is realized by the following structure: the transverse guiding device 3 comprises two guide rods 31 which are arranged in parallel up and down, at least one fixed sliding block 31a is arranged on each guide rod 31 in a sliding mode, and the fixed sliding blocks 31a can select a linear sliding block bearing seat structure to ensure the smoothness of sliding; three fixing positions are correspondingly arranged on one surface of the cutting device 4 from top to bottom, wherein the fixing position in the middle is fixedly connected with the fixing slide block 31a on one guide rod 31 and rotates around the guide rod 31 along with the fixing slide block 31a, and when the fixing positions rotating to two ends are respectively attached to any side of the fixing slide block 31a on the other guide rod 31, two different working positions are obtained through the fixing of different fixing positions and the fixing slide block 31 a. As shown in fig. 7 and 8, there are shown embodiments in which two fixed sliders 31a are provided on each guide bar 31, wherein three fixed positions on one side of the cutting device 4 are provided on both ends of the sliding body 44, respectively, and the blade assembly 41, and in fig. 8, when the two fixed positions on the sliding body 44 are fixedly installed with the fixed sliders 31a on the two guide bars 31, respectively, the blade assembly 41 faces downward for cutting the object on the lower plate 12; in fig. 7, when a fixed position on the sliding body 44 and a fixed position on the saw blade assembly 41 are respectively and fixedly installed with the fixed sliders 31a on the two guide rods 31, the saw blade assembly 41 faces upward for cutting the object on the upper top plate 11, and the two working positions can be easily switched by the above switching, and the specific fixing can be realized by a fixing member such as a bolt.

In order to optimize the function of the saw, a fixing table clamp 5 is arranged on the lower base plate 12 and used for fixing an object placed on the lower base plate 12. As shown in FIGS. 1-3, in this preferred embodiment, the fixing clamp 5 includes a support 51, a threaded through hole with a vertical axis is formed in the support 51, and the object is pressed and fixed by a pressing rod structure 52 in threaded connection with the threaded through hole.

It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A multifunctional cutting machine, characterized by comprising:

a frame body (1) having an upper base plate (11) and a lower base plate (12) arranged in parallel;

the longitudinal guide device (2) is fixed between the two bottom plates;

the transverse guide device (3) is arranged along the longitudinal guide device (2) in a vertically moving mode;

the cutting device (4) is horizontally movably arranged along the transverse guide device (3);

the cutting device (4) is rotatably provided with two working positions, is used for cutting an object placed on the lower bottom plate (12) when positioned at a first working position, at least partially penetrates through the upper bottom plate (11) when positioned at a second working position, and cuts the object positioned on the upper bottom plate;

the switching of the two working positions of the cutting device (4) is realized by the following structure:

the transverse guiding device (3) comprises two guide rods (31) which are arranged in parallel up and down, at least one fixed sliding block (31 a) is arranged on each of the two guide rods (31) in a sliding mode, three fixed positions are correspondingly arranged on one surface of the cutting device (4) up and down, the fixed position in the middle is fixedly connected with the fixed sliding block (31 a) on one of the guide rods (31) and rotates along with the fixed sliding block (31 a) around the guide rod (31), and when the fixed positions rotating to the two ends are respectively attached to any one side of the fixed sliding block (31 a) on the other guide rod (31), two different working positions are obtained through different fixed positions and the fixed sliding block (31 a).

2. Multifunction cutting machine according to claim 1, characterized in that the longitudinal guides (2) are provided with positioning means (21) for fixing the transverse guides (3) at any given height.

3. Multifunction cutting machine according to claim 2, characterized in that said cutting means (4) comprise:

the saw blade assembly (41) is used for cutting an object under the driving of the motor;

the longitudinal moving device (42) is used for fixing the saw blade assembly (41) and driving the saw blade assembly (41) to move up and down under the action of the force application structure (43);

and the sliding body (44) is horizontally movably arranged along the transverse guiding device (3) and is used for installing and guiding the longitudinal moving device (42).

4. The multi-functional cutting machine according to claim 3, characterized in that the longitudinal movement means (42) comprise at least two light rods (42 a) arranged in parallel, one end of the two light rods (42 a) being connected by a connecting plate (42 b) and the other end passing through a horizontal mounting plate (44 a) on the sliding body (44), and the bottoms being jointly connected with the saw blade assembly (41);

the connecting plate (42 b) is used for bearing external force from the force application structure (43), and a return spring is arranged between the bottom of the connecting plate (42 b) and the top of the horizontal mounting plate (44 a).

5. The multi-functional cutting machine according to claim 4, characterized in that the intersection of the polished rod (42 a) and the horizontal mounting plate (44 a) is provided with a flanged linear bearing (46) for sliding guidance of the polished rod (42 a).

6. The multifunctional cutting machine according to claim 4, characterized in that the force applying structure (43) comprises a pressure lever (43 a) with one end hinged with the horizontal mounting plate (44 a), a rotating shaft is vertically connected to the middle of the pressure lever (43 a) for fixing a roller structure (43 b), and the roller structure (43 b) horizontally rolls along a track structure (42 c) on the connecting plate (42 b).

7. The machine according to claim 6, characterized in that said track structure (42 c) is a through hole in the form of a strip provided at the bottom of said connecting plate (42 b).

8. The multifunctional cutting machine according to claim 4, characterized in that the connecting plate (42 b) is provided with a through hole for placing a hand bolt (45), the hand bolt (45) penetrates through the through hole, the end part of the hand bolt is in threaded connection with a threaded hole on the horizontal mounting plate (44 a), and the connecting plate (42 b) is pressed to drive the saw blade assembly (41) to move downwards in the process of screwing in the threaded hole.

9. Multifunction cutting machine according to claim 1, characterized in that a fixing table clamp (5) is arranged on the lower base plate (12) for fixing objects placed on the lower base plate (12).