CN217316138U

CN217316138U - Handheld metal cutting machine

Info

Publication number: CN217316138U
Application number: CN202221050911.1U
Authority: CN
Inventors: 杜吉
Original assignee: Foshan Welding Technology Co ltd
Current assignee: Foshan Welding Technology Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-08-30
Anticipated expiration: 2032-05-05

Abstract

The utility model relates to a metal cutting machine technical field just discloses a hand-held type metal cutting machine, including casing and the handle of fixed mounting in the rear side of casing, the bottom inner wall fixedly connected with motor of casing, the bottom and the key-type connection that the output of motor passed the casing have the cutting piece, and the front side of casing is provided with the block rubber that is used for restricting relative position between casing and the sheet metal. This hand-held type metal cutting machine through setting up concave type piece and second connecting rod for the left end that drives the second connecting rod when concave type piece backward motion moves backward, and the second connecting rod drives first connecting rod and reference column and moves to the left, thereby makes locating plate and rubber block follow the reference column motion, so that the staff adjusts the position of rubber block according to the thickness of the panel that will cut, when making the rubber block support sheet metal's surface, the restriction device can't continue to move to the right, thereby realizes the restriction to the cutting depth, has improved the practicality of device.

Description

Handheld metal cutting machine

Technical Field

The utility model relates to a metal cutting machine technical field specifically is a hand-held type metal cutting machine.

Background

In the process of machining, various metal plates need to be machined to obtain metal materials with specific sizes, the metal plates are generally machined through a large-scale cutting table or a handheld cutting machine, and the handheld metal cutting machine is convenient to carry and suitable for cutting and machining large-scale plates or metal equipment which are inconvenient to move.

The hand-held type metal cutting machine who uses among the prior art is removed by staff's manual control metal cutting machine, and the depth of cut of the control cutting piece of being not convenient for causes the damage to lower floor's panel easily when cutting metal equipment, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a hand-held type metal cutting machine has solved the depth of cut of the control cutting piece of being not convenient for, causes the damage to lower floor's panel easily when cutting metal equipment, the relatively poor problem of practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a handheld metal cutting machine comprises a machine shell and a handle fixedly installed on the rear side of the machine shell, wherein a motor is fixedly connected to the inner wall of the bottom of the machine shell, the output end of the motor penetrates through the bottom of the machine shell and is in key connection with a cutting blade, a rubber block used for limiting the relative position between the machine shell and a metal plate is arranged on the front side of the machine shell, a positioning plate is fixedly connected to the left side of the rubber block, a positioning hole is formed in the top of the positioning plate, the inner wall of the positioning hole is rotatably connected with a positioning column, two groups of first connecting rods are rotatably connected to the outer surface of the positioning column, a group of guide plates fixedly installed on the front side of the machine shell are arranged above and below the positioning plate, opposite sides of the two groups of guide plates are respectively in sliding connection with the back opposite sides of the two groups of first connecting rods, second connecting rods are rotatably connected to the left ends of the opposite sides of the two groups of the first connecting rods, and a fixing plate is fixedly connected to the rear side of the machine shell, the front side of fixed plate is opened and is equipped with the rotation hole, and the inner wall in rotation hole rotates and is connected with the threaded rod, the surface threaded connection of threaded rod has concave type piece, the top inner wall and the bottom inner wall of concave type piece all rotate with the rear end of second connecting rod and be connected.

Preferably, the upper surface of handle is the arcwall face, and the bottom of handle is seted up and is made things convenient for the staff to point the groove of gripping that passes.

Preferably, the distance from the bottom of the handle to the bottom of the casing is equal to one half of the height of the casing, and the height of the handle is less than one half of the height of the casing.

Preferably, the opposite sides of the guide plate are both provided with guide grooves for the positioning columns to slide.

Preferably, the distance between the rear side of the first link and the front side of the housing is equal to the width of the first link, and the width of the first link is equal to the width of the second link.

Preferably, the front end of the threaded rod is fixedly connected with a limiting disc used for limiting the position of the concave block, and a gap is reserved between the outer surface of the limiting disc and the left side of the second connecting rod.

Preferably, the right side of the concave block is slidably connected with the left side of the casing, and the width of the concave block is smaller than the distance from the left side of the fixing plate to the left side of the casing.

Preferably, the height of the inner wall of the concave block and the distance between the opposite sides of the two groups of the first connecting rods are equal to the width of the second connecting rods.

Preferably, the distance from the top of the cutting blade to the bottom of the machine shell is equal to the thickness of the cutting blade.

Preferably, the radiating grooves are formed in the outer surface of the casing at equal intervals, and radiating fins are fixedly connected to the inner walls of the radiating grooves.

(III) advantageous effects

Compared with the prior art, the utility model provides a hand-held type metal cutting machine possesses following beneficial effect:

1. this hand-held type metal cutting machine, through setting up concave type piece and second connecting rod, make the left end that drives the second connecting rod when concave type piece moves backward move backward, the second connecting rod drives first connecting rod and reference column and moves to the left, thereby make locating plate and block rubber follow the reference column motion, so that the staff is according to the position of the degree of depth adjustment block rubber that will cut, when making the block rubber support sheet metal's surface, the restriction cutting piece can't continue to move to the right, thereby realize the restriction to the cutting depth, the practicality of device has been improved.

2. This hand-held type metal cutting machine supports the back of the body contralateral side of two sets of first connecting rods respectively through setting up two sets of deflectors for first connecting rod receives the spacing of deflector in the motion process, so that keep the level in the motion process of first connecting rod, thereby reduce the pressure that the second connecting rod applyed to concave type piece and threaded rod, wear because the atress is too big and the use that produces in order to reduce the threaded rod, and reduce the degree of difficulty that the staff rotated the threaded rod, improved the use of device and experienced.

3. This hand-held type metal cutting machine, realize spacing to the device through setting up the block rubber, take place slight deformation when making the block rubber support the surface of panel, so that keep relatively stable between block rubber and the panel, the threaded rod that has self-locking function through the setting drives the motion of concave type piece, thereby be convenient for fix the position of concave type piece when the threaded rod is static, the right side of avoiding the block rubber supports behind the panel block rubber and locating plate emergence displacement, in order to ensure that the block rubber plays the spacing effect to the cutting blade, the stability of device has been improved.

Drawings

FIG. 1 is a quarter sectional view of the structure of the present invention;

FIG. 2 is a schematic view of the structure of the positioning post of the present invention;

fig. 3 is a schematic diagram of the present invention with a partially exploded structure.

In the figure: 1. a housing; 2. a handle; 3. a motor; 4. cutting the slices; 5. positioning a plate; 6. a rubber block; 7. a positioning column; 8. a first link; 9. a second link; 10. a concave block; 11. a threaded rod; 12. a fixing plate; 13. a guide plate; 14. a limiting disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a hand-held metal cutting machine comprises a machine shell 1 and a handle 2 fixedly arranged at the rear side of the machine shell 1, wherein the inner wall of the bottom of the machine shell 1 is fixedly connected with a motor 3, the output end of the motor 3 penetrates through the bottom of the machine shell 1 and is connected with a cutting blade 4 in a key mode, the front side of the machine shell 1 is provided with a rubber block 6 used for limiting the relative position between the machine shell 1 and a metal plate, the left side of the rubber block 6 is fixedly connected with a positioning plate 5, the top of the positioning plate 5 is provided with a positioning hole, the inner wall of the positioning hole is rotatably connected with a positioning column 7, the outer surface of the positioning column 7 is rotatably connected with two groups of first connecting rods 8, a group of guide plates 13 fixedly arranged at the front side of the machine shell 1 are arranged above and below the positioning plate 5, the opposite sides of the two groups of guide plates 13 are respectively connected with the back-to-side sliding of the two groups of first connecting rods 8, the left ends of the opposite sides of the two groups of first connecting rods 8 are rotatably connected with a second connecting rod 9, the rear side fixedly connected with fixed plate 12 of casing 1, the front side of fixed plate 12 is opened and is equipped with the rotation hole, and the inner wall in rotation hole rotates and is connected with threaded rod 11, and the surface threaded connection of threaded rod 11 has concave type piece 10, and the top inner wall and the bottom inner wall of concave type piece 10 all rotate with the rear end of second connecting rod 9 and be connected.

Specifically, experience for the use of optimizing the device, the upper surface of handle 2 is the arcwall face, so that the upper surface of handle 2 and staff's palm laminating, the groove of gripping that makes things convenient for staff's finger to pass is seted up to the bottom of handle 2, make the staff place the finger and grip the inslot, thereby improve the comfort level when staff grips handle 2, the bottom of handle 2 equals the half of casing 1 height to the distance of casing 1 bottom, the half of casing 1 height that highly is less than of handle 2, make and leave sufficient space between handle 2 and the cutting piece 4, with the influence that reduces cutting piece 4 produced high temperature and finger the staff when carrying out cutting work.

Specifically, in order to facilitate the rubber block 6 to limit the cutting depth of the device, the opposite sides of the guide plate 13 are provided with guide grooves for the positioning columns 7 to slide, so that the guide grooves limit the movement tracks of the positioning columns 7, and the first connecting rod 8 and the positioning plate 5 are prevented from deviating to prevent the rubber block 6 from abutting against the surface of the metal plate.

Specifically, in order to ensure the safety of the device, the distance between the rear side of the first link 8 and the front side of the housing 1 is equal to the width of the first link 8, the width of the first link 8 is equal to the width of the second link 9, so that the first connecting rod 8 and the second connecting rod 9 always keep a distance with the machine shell 1 in the process of moving, thereby avoiding the device from being damaged due to the collision of the first connecting rod 8 or the second connecting rod 9 and the machine shell 1, the front end of the threaded rod 11 is fixedly connected with a limiting disc 14 for limiting the position of the concave block 10, the arrangement of the limiting disc 14 enables the front side of the concave block 10 to stop moving when abutting against the rear side of the limiting disc 14, avoiding the concave block 10 from being separated from the threaded rod 11, and leaving a gap between the outer surface of the limiting disc 14 and the left side of the second connecting rod 9, so that the second connecting rod 9 keeps a distance from the limiting disc 14 and the threaded rod 11 in the moving process, and the second connecting rod 9 is prevented from colliding with the threaded rod 11.

Specifically, in order to prolong the life of threaded rod 11, the right side of concave type piece 10 and the left side sliding connection of casing 1, the width of concave type piece 10 is less than fixed plate 12 left side to the left distance of casing 1, make concave type piece 10 can not rock about in the motion process, thereby ensure that concave type piece 10 is linear motion along the horizontal direction, the height of concave type piece 10 inner wall and the distance between two sets of 8 opposite sides of first connecting rod all equal with the width of second connecting rod 9, make two sets of 8 and concave type pieces 10 of first connecting rod keep being connected with second connecting rod 9 throughout in the motion process, avoid second connecting rod 9 because the vibrations of cutting work to take place to rock and lead to the wearing and tearing of screw thread on the 11 surfaces of threaded rod to increase.

Specifically, in order to improve the practicality of the device, the distance from the top of the cutting blade 4 to the bottom of the casing 1 is equal to the thickness of the cutting blade 4, so that a space convenient for the heat dissipation of the cutting blade 4 is reserved above the cutting blade 4, heat dissipation grooves are formed in the outer surface of the casing 1 at equal intervals, and heat dissipation grooves are fixedly connected with cooling fins on the inner wall of the heat dissipation grooves, so that the cooling fins assist the casing 1 to dissipate heat, and the damage to the motor 3 caused by the overhigh temperature inside the casing 1 is avoided.

The working principle is as follows: when using, hold handle 2 in order to take up the device, rotate threaded rod 11, threaded rod 11 drives concave type piece 10 rearward movement, concave type piece 10 moves to a left side through the first connecting rod 8 of second connecting rod 9 pulling, thereby make reference column 7 drive locating plate 5 and block rubber 6 move to a left side, so that the staff adjusts the distance on block rubber 6 right side to casing 1 right side according to required cutting depth, then starting motor 3 drives cutting piece 4 and rotates so that the cutting to panel is carried out, move to the right side until block rubber 6's right side supports the surface of panel to the slow thrust unit of staff in the cutting process, thereby realize the control to the cutting depth.

To sum up, the handheld metal cutting machine drives the left end of the second connecting rod 9 to move backwards when the concave block 10 moves backwards under the driving of the threaded rod 11 by arranging the concave block 10 and the second connecting rod 9, the second connecting rod 9 drives the first connecting rod 8 and the positioning column 7 to move leftwards, so that the positioning plate 5 and the rubber block 6 move along with the positioning column 7, a worker can adjust the position of the rubber block 6 according to the thickness of a plate to be cut, when the rubber block 6 supports against the outer surface of the metal plate, the cutting blade 4 is limited from moving rightwards, the limitation of the cutting depth is realized, the practicability of the device is improved, the first connecting rod 8 is limited by the guide plate 13 in the movement process by arranging the two groups of guide plates 13 to support against the opposite sides of the two groups of first connecting rods 8 respectively, so that the first connecting rod 8 can be kept horizontal in the movement process, and the pressure applied to the concave block 10 and the threaded rod 11 by the second connecting rod 9 is reduced, use wearing and tearing because the atress is too big and produce in order to reduce threaded rod 11, and reduce the staff and rotate threaded rod 11's degree of difficulty, the use that has improved the device is experienced, realize spacing to the device through setting up block rubber 6, make block rubber 6 take place slight deformation when supporting the surface of panel, so that keep relative stability between block rubber 6 and the panel, threaded rod 11 through setting up self-locking function drives concave type piece 10 motion, thereby be convenient for fix concave type piece 10's position when threaded rod 11 is static, avoid block rubber 6's right side to support behind the panel block rubber 6 and locating plate 5 take place the displacement, play the spacing effect to cutting blade 4 in order to ensure block rubber 6, the stability of device has been improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hand-held type metal cutting machine, includes casing (1) and handle (2) of fixed mounting in the rear side of casing (1), the bottom inner wall fixedly connected with motor (3) of casing (1), the output of motor (3) passes the bottom and the key-type connection of casing (1) has cutting piece (4), its characterized in that: the front side of the machine shell (1) is provided with a rubber block (6) used for limiting the relative position between the machine shell (1) and a metal plate, the left side of the rubber block (6) is fixedly connected with a positioning plate (5), the top of the positioning plate (5) is provided with a positioning hole, the inner wall of the positioning hole is rotatably connected with a positioning column (7), the outer surface of the positioning column (7) is rotatably connected with two groups of first connecting rods (8), a group of guide plates (13) fixedly installed on the front side of the machine shell (1) are respectively arranged above and below the positioning plate (5), the opposite sides of the two groups of guide plates (13) are respectively in sliding connection with the opposite sides of the two groups of first connecting rods (8), the left ends of the opposite sides of the two groups of first connecting rods (8) are rotatably connected with a second connecting rod (9), the rear side of the machine shell (1) is fixedly connected with a fixing plate (12), and the front side of the fixing plate (12) is provided with a rotating hole, the inner wall in rotation hole rotates and is connected with threaded rod (11), the surface threaded connection of threaded rod (11) has concave type piece (10), the top inner wall and the bottom inner wall of concave type piece (10) all rotate with the rear end of second connecting rod (9) and be connected.

2. The hand-held metal cutting machine of claim 1, wherein: the upper surface of handle (2) is the arcwall face, and the bottom of handle (2) is seted up and is made things convenient for the staff to point the groove of gripping that passes.

3. The hand-held metal cutting machine of claim 1, wherein: the distance from the bottom of the handle (2) to the bottom of the machine shell (1) is equal to one half of the height of the machine shell (1), and the height of the handle (2) is smaller than one half of the height of the machine shell (1).

4. The hand-held metal cutting machine of claim 1, wherein: and guide grooves for the positioning columns (7) to slide are formed in the opposite sides of the guide plates (13).

5. The hand-held metal cutting machine of claim 1, wherein: the distance between the rear side of the first connecting rod (8) and the front side of the machine shell (1) is equal to the width of the first connecting rod (8), and the width of the first connecting rod (8) is equal to the width of the second connecting rod (9).

6. The hand-held metal cutting machine of claim 1, wherein: the front end of the threaded rod (11) is fixedly connected with a limiting disc (14) used for limiting the position of the concave block (10), and a gap is reserved between the outer surface of the limiting disc (14) and the left side of the second connecting rod (9).

7. The hand-held metal cutting machine of claim 1, wherein: the right side of the concave block (10) is connected with the left side of the machine shell (1) in a sliding mode, and the width of the concave block (10) is smaller than the distance from the left side of the fixing plate (12) to the left side of the machine shell (1).

8. The hand-held metal cutting machine of claim 1, wherein: the height of the inner wall of the concave block (10) and the distance between the opposite sides of the two groups of first connecting rods (8) are equal to the width of the second connecting rods (9).

9. The hand-held metal cutting machine of claim 1, wherein: the distance from the top of the cutting blade (4) to the bottom of the machine shell (1) is equal to the thickness of the cutting blade (4).

10. The hand-held metal cutting machine of claim 1, wherein: the radiating grooves are formed in the outer surface of the casing (1) at equal intervals, and radiating fins are fixedly connected to the inner walls of the radiating grooves.