CN115673638A

CN115673638A - Saw blade sawtooth welding device

Info

Publication number: CN115673638A
Application number: CN202211191920.7A
Authority: CN
Inventors: 宋明彪; 宋明龙
Original assignee: Huzhou Jinruitai Precision Tools Co ltd
Current assignee: Huzhou Jinruitai Precision Tools Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-02-03

Abstract

The invention discloses a saw blade sawtooth welding device which comprises a device main body, wherein a box body is arranged in the middle of the bottom end in the device main body, fans which are uniformly distributed are fixedly connected to the left side wall in the box body, the fans are all arranged on the left side of a filter screen, a dust collection bin is arranged on the right side of the filter screen, a dust collection pipe is arranged on the right side of the top end of the box body, a dust collection cover is fixedly connected to one end, far away from the box body, of the dust collection pipe in a penetrating mode through a fixed block, and a welding mechanism is arranged on the rear side of the middle of the top end of a workbench. According to the dust collecting device, the box body is arranged in the device main body, the fan is arranged in the box body, negative pressure can be formed in the box body by starting the fan, so that dust generated in welding can be concentrated through the dust collecting pipe and the dust collecting cover when the dust collecting device is used, and the sucked dust can fall into the dust collecting bin under the blocking effect and the gravity effect of the filter screen, so that the dust collecting bin is convenient for people to use.

Description

Saw blade sawtooth welding device

Technical Field

The invention relates to the field of saw tooth welding, in particular to a saw blade saw tooth welding device.

Background

The saw blade is a general name of a sheet round cutter for cutting solid materials, saw teeth which are uniformly distributed are arranged on the saw blade, articles can be cut through the saw teeth, and a welding device is needed when the saw teeth are installed.

At the in-process that uses saw bit sawtooth welding set, present saw bit sawtooth welding set often has two shortcomings when using, firstly present saw bit sawtooth welding set often adopts when using and carries out the welded mode from both sides, however because the thickness of saw bit is different, can not adjust the saw bit when fixed saw bit and make it fixed placed in the middle, can appear when making its welding that certain side contacts the sawtooth earlier and lead to the unstable condition of welding to take place, secondly present saw bit sawtooth welding set often can produce a large amount of dusts in the welding when using, cause the injury to the human body.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a saw blade sawtooth welding device.

In order to achieve the purpose, the invention adopts the following technical scheme: a saw blade sawtooth welding device comprises a device main body, wherein the left side and the right side of the bottom in the device main body are fixedly connected with at least two groups of supporting columns, the top ends of the supporting columns are respectively and fixedly connected to the bottom end of a workbench, an opening is formed in the front side of the middle of the workbench, a first limiting plate and a second limiting plate are respectively penetrated through the left side and the right side of the middle in the opening, a fixed column is fixedly connected to the right end of the first limiting plate, the right end of the fixed column penetrates through the corresponding position of the second limiting plate, a pair of clamping plates which are matched with each other and can clamp a saw blade to concentrically rotate are arranged between the first limiting plate and the second limiting plate, a first servo motor or a stepping motor for driving the clamping plates to rotate is arranged on one limiting plate, and the other clamping plate is rotatably arranged on the other limiting plate; first limiting plate and second limiting plate downside all with threaded rod threaded connection, both ends are all rotated through bearing and support column and are connected about the threaded rod, the threaded rod upper portion left and right sides all is provided with evenly distributed's location guiding axle, the location guiding axle is equallyd divide and is do not run through first limiting plate and second limiting plate, the one end that the location guiding axle was kept away from is equallyd divide do not with support column fixed connection, the first bevel gear of threaded rod left side periphery fixedly connected with, the meshing of first bevel gear bottom is connected with second bevel gear, second bevel gear fixed connection is on the motor top, bottom middle part is provided with the box in the device main part, fixedly connected with evenly distributed's fan on the inside left side wall of box, the fan all sets up in the filter screen left side, the filter screen right side is provided with dust collection bin, box top right side is provided with the dust absorption pipe, the one end that the box was kept away from to the dust absorption pipe runs through fixed block fixedly connected with suction hood, workstation top middle part rear side is provided with welding mechanism. A guide shaft which is concentric with the rotating shaft and is used for positioning the saw blade shaft hole is arranged between the pair of clamping plates and positioned on each clamping plate, and the sum of the lengths of the guide shafts on the two clamping plates is smaller than the thickness of the saw blade; and a guide head is arranged at the end head of the guide shaft.

As a further description of the above technical solution: the middle part of the upper side of the front end of the device main body is connected with a protective door in a sliding way through a sliding chute; the protective door is a transparent protective door.

As a further description of the above technical solution: welding heads are arranged on the left side and the right side of the middle of the front end of the welding mechanism.

As a further description of the above technical solution: the motor is arranged on the left side inside the device main body.

As a further description of the above technical solution: the front end of the dust collection bin sequentially penetrates through the front parts of the box body and the device main body.

As a further description of the above technical solution: the workbench is arranged in the middle of the device main body.

As a further description of the above technical solution: the filter screen is fixedly connected to the left side of the middle part in the box body.

As a further description of the above technical solution: the top end of the fixed block is fixedly connected to the right side of the middle part of the bottom end of the workbench.

As a further description of the above technical solution: the first servo or stepping motor is arranged on the first limiting plate, a pair of clamping plates are respectively provided with a rotating shaft and a supporting shaft sleeve connected with the corresponding limiting plate, and a pressure bearing coaxial with the rotating shaft is arranged between the corresponding clamping plate and the supporting shaft sleeve matched with the corresponding clamping plate; the rotating shaft of the clamping plate matched with the first servo or stepping motor penetrates through the corresponding supporting shaft sleeve to be connected with a shaft of the first servo or stepping motor.

The invention has the following beneficial effects:

1. according to the saw blade clamping device, the second bevel gear can be driven to rotate through the motor during use, so that the first bevel gear can be driven to rotate, the threaded rod can rotate due to the fact that the first bevel gear and the threaded rod are fixed, the thread directions of the left side and the right side of the threaded rod are different, the left side and the right side of the threaded rod are respectively provided with the first limiting plate and the second limiting plate, the limiting plates can be limited through the positioning guide shaft, the first limiting plate and the second limiting plate can move on the threaded rod, the first limiting plate and the second limiting plate are symmetrically distributed on the threaded rod, when the limiting plates are moved through rotation of the threaded rod, the moving speed and the advancing distance of the limiting plates are consistent, when the saw blade is clamped and fixed, centering fixation can be achieved, the situation that welding is unstable due to the fact that a certain side is contacted with saw teeth first during welding can be avoided, and production and processing are facilitated.

2. According to the invention, the box body is arranged in the device main body, the fan is arranged in the box body, negative pressure can be formed in the box body by starting the fan, so that dust generated in welding can be concentrated through the dust suction pipe and the dust suction cover during use, and the sucked dust can fall into the dust collection bin under the action of the blocking of the filter screen and the gravity, so that the dust collection bin is convenient for people to use.

Drawings

FIG. 1 is a perspective view of a saw blade teeth welding apparatus according to the present invention;

FIG. 2 is a front view of a saw blade teeth welding apparatus according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

Illustration of the drawings:

1. a device main body; 2. a protective door; 3. a chute; 4. a dust collection bin; 5. positioning a guide shaft; 6. a support column; 7. a first bevel gear; 8. a second bevel gear; 9. a motor; 10. a box body; 11. a fan; 12. filtering with a screen; 13. a threaded rod; 14. a bearing; 15. a dust collection pipe; 16. a fixed block; 17. a dust hood; 18. a welding mechanism; 19. fixing a column; 20. a first limit plate; 21. connecting columns; 22. welding a head; 23. a clamping ring; 24. a second limiting plate; 25. a work table; 26. and (4) opening.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships 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 particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, one embodiment of the present invention is provided: the utility model provides a saw bit sawtooth welding set, including device main part 1, the equal two at least teams of support columns 6 of the equal fixedly connected with in bottom left and right sides in device

main part

1, 6 tops of support column are equallyd divide do not fixed connection in workstation 25 bottom, workstation 25 middle part front side is provided with opening 26, the middle part left and right sides runs through respectively has first limiting plate 20 and second limiting plate 24 in the opening 26, 20 right-hand member fixedly connected with fixed columns 19 of first limiting plate, 19 right-hand members of fixed columns run through the corresponding department of second limiting plate 24, second limiting plate 24 is equipped with the guiding hole that holds direction fixed column 19. A pair of clamping plates 23 which are matched and can clamp the saw blade 27 to concentrically rotate are arranged between the first limiting plate 20 and the second limiting plate 24, wherein one limiting plate is provided with a first servo or stepping motor for driving the clamping plates to rotate, and the other clamping plate is rotatably arranged on the other limiting plate; preferably, the first servo or stepping motor is mounted on the first limit plate 20, a pair of clamping plates are provided with rotating shafts and connected with corresponding limit plate support shaft sleeves 21, and pressure bearings coaxial with the rotating shafts are arranged between the corresponding clamping plates and the corresponding support shaft sleeves; the rotating shaft of the clamping plate matched with the first servo or stepping motor penetrates through the corresponding supporting shaft sleeve to be connected with a shaft of the first servo or stepping motor. The specific structure of the rotating shafts on the pair of clamping plates can be different, as shown in fig. 2-3, and the rotating shafts of the pair of clamping plates adopt different specific structures according to different connection requirements. And a guide shaft which is concentric with the rotating shaft and is used for positioning the saw blade 27 is arranged between the pair of clamping plates 23 and is positioned on each clamping plate, and the sum of the lengths of the guide shafts on the two clamping plates is smaller than the thickness of the saw blade. The end of the guide shaft is provided with a guide head. The two clamping plates can be designed as circular clamping plates.

The lower sides of the first limiting plate 20 and the second limiting plate 24 are in threaded connection with the threaded rod 13, the left end and the right end of the threaded rod 13 are rotatably connected with the supporting column 6 through the bearing 14, the left side and the right side of the upper portion of the threaded rod 13 are provided with the uniformly distributed positioning guide shafts 5, the positioning guide shafts 5 uniformly penetrate through the first limiting plate 20 and the second limiting plate 24, one ends of the positioning guide shafts 5 far away from each other are fixedly connected with the supporting column 6, the limiting plates can be limited through the positioning guide shafts 5, the first limiting plate 20 and the second limiting plate 24 can move on the threaded rod 13, the periphery of the left side of the threaded rod 13 is fixedly connected with the first bevel gear 7, the bottom of the first bevel gear 7 is meshed with the second bevel gear 8, the gear 8 is fixedly connected to the top of the motor 9, the second bevel gear 8 can be driven to rotate through the motor 9, the first bevel gear 7 can be driven to rotate, because the first bevel gear 7 is fixed with the threaded rod 13, the threaded rod 13 can rotate, the bottom of the device body 1 is provided with the box 10, the box 10 is fixedly connected with the fans 11 which are uniformly distributed on the left side wall of the filter screen 12, the right side of the filter screen 12 is provided with the dust collection bin 15, the dust collection hood 15, when the box 10 is connected with the dust collection mechanism, the dust collection hood 17, the box 10, the dust collection mechanism 15, the dust collection hood 17 is connected with the box 10, the dust collection hood 17, and the dust collection hood 17, and the dust collection mechanism. The welding mechanism 18 may be a conventional welding robot structure, and may include a welding robot and a mechanism for engaging the saw blade to position and load the saw blade. The saw blade 27 held by the pair of clamp plates is driven by a first servo or stepping motor to rotate tooth by tooth according to a set rotation angle, and the saw teeth are welded by cooperation with the welding mechanism.

The middle part of the upper side of the front end of the device main body 1 is connected with a protective door 2 in a sliding mode through a sliding groove 3, and the protective door 2 is a transparent protective door so that the working state inside the device main body can be observed through the transparent protective door. Welding mechanism 18 front end middle part left and right sides all is provided with soldered connection 22, motor 9 sets up in the inside left side of device main part 1, it is anterior with device main part 1 that the box 10 runs through in proper order to collect the dust silo 4 front end, it can fall into inside collecting the dust silo 4 under the effect of the hindrance of filter screen 12 and gravity to be inhaleed by inspiratory dust, make it be convenient for people to use, workstation 25 sets up middle part in device main part 1, filter screen 12 fixed connection is on the left of middle part in the

box

10, 16 top fixed connections of fixed block are on workstation 25 bottom middle part right side.

The working principle is as follows: during specific use, the first limiting plate 20 and the second limiting plate 24 can be centered and symmetrically arranged at corresponding positions of the threaded rod 13, preferably by debugging, so as to be matched with the welding mechanism 18 quickly and accurately. First, when the dust collecting device is used, the motor 9 can drive the second bevel gear 8 to rotate, so that the first bevel gear 7 can be driven to rotate, the first bevel gear 7 and the threaded rod 13 are fixed, the threaded rod 13 can rotate, the thread directions of the left side and the right side of the threaded rod 13 are different, the left side and the right side of the threaded rod 13 are respectively provided with a first limiting plate 20 and a second limiting plate 24, the limiting plates can be limited by the positioning guide shaft 5, the first limiting plate 20 and the second limiting plate 24 can stably move on the threaded rod 13, the first limiting plate 20 and the second limiting plate 24 are symmetrically distributed on the threaded rod 13, when the limiting plates are moved by rotating the threaded rod 13, the moving speed and the advancing distance of the limiting plates are consistent, so that the saw blade can be fixed in the middle when being clamped, the situation that one side of the saw blade is firstly contacted with the saw blade to cause unstable welding can be avoided when the saw blade is welded, the dust collecting device is beneficial to production and processing, the box 10 is arranged inside the box 10, the fan 11 can form negative pressure in the box 10 when the box is used, and the dust collecting cover can be conveniently used by dust collecting bin 17 and dust collecting bin.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions and improvements to part of the technical features of the foregoing embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a saw bit sawtooth welding set, includes device main part (1), its characterized in that: the device is characterized in that the left side and the right side of the bottom in the main body (1) are fixedly connected with at least two groups of supporting columns (6), the top ends of the supporting columns (6) are respectively and fixedly connected to the bottom end of a workbench (25), an opening (26) is formed in the front side of the middle of the workbench (25), the left side and the right side of the middle in the opening (26) are respectively penetrated by a first limiting plate (20) and a second limiting plate (24), the right end of the first limiting plate (20) is fixedly connected with a fixing column (19), the right end of the fixing column (19) penetrates through the corresponding position of the second limiting plate (24), a pair of clamping plates (23) which are matched with each other and can clamp a saw blade to concentrically rotate are arranged between the first limiting plate (20) and the second limiting plate (24), a first servo motor or a stepping motor for driving the clamping plates to rotate is arranged on one limiting plate, and the other clamping plate is rotatably arranged on the other limiting plate; the lower sides of the first limiting plate (20) and the second limiting plate (24) are both in threaded connection with the threaded rod (13), and threads capable of driving the first limiting plate (20) and the second limiting plate (24) to synchronously clamp or open are arranged between the threaded rod (13) and the first limiting plate (20) and between the threaded rod (24) and the second limiting plate (24); threaded rod (13) is controlled both ends and is all rotated with support column (6) through bearing (14) and be connected, threaded rod (13) upper portion left and right sides all is provided with evenly distributed's location guiding axle (5), location guiding axle (5) are equallyd divide and are do not run through first limiting plate (20) and second limiting plate (24), the one end that location guiding axle (5) kept away from mutually is equallyd divide do not with support column (6) fixed connection, threaded rod (13) left side periphery fixedly connected with first bevel gear (7), first bevel gear (7) bottom meshing is connected with second bevel gear (8), second bevel gear (8) fixed connection is on motor (9) top, device main part (1) bottom middle part is provided with box (10), fixedly connected with evenly distributed's fan (11) on the inside left side wall of box (10), fan (11) all set up in filter screen (12) left side, filter screen (12) right side is provided with dust collection chamber (4), box (10) top right side is provided with dust absorption pipe (15), the one end that fixed block (10) was kept away from dust absorption pipe (15) runs through fixed block (16) fixed connection and dust collection platform (17) middle part (18) side is provided with dust collection mechanism (17).

2. The saw blade teeth welding device of claim 1, wherein: the middle part of the upper side of the front end of the device main body (1) is connected with a protective door (2) in a sliding way through a sliding chute (3); the protective door is a transparent protective door.

3. A saw blade teeth welding device as defined in claim 1, wherein: welding heads (22) are arranged on the left side and the right side of the middle part of the front end of the welding mechanism (18).

4. The saw blade teeth welding device of claim 1, wherein: the motor (9) is arranged on the left side inside the device main body (1).

5. The saw blade teeth welding device of claim 1, wherein: the front end of the dust collection bin (4) sequentially penetrates through the box body (10) and the front part of the device main body (1).

6. The saw blade teeth welding device of claim 1, wherein: the workbench (25) is arranged in the middle of the inside of the device main body (1).

7. The saw blade teeth welding device of claim 1, wherein: the filter screen (12) is fixedly connected to the left side of the middle part in the box body (10).

8. A saw blade teeth welding device as defined in claim 1, wherein: the top end of the fixed block (16) is fixedly connected to the right side of the middle part of the bottom end of the workbench (25).

9. The saw blade teeth welding device of claim 1, wherein: the first servo or stepping motor is arranged on a first limiting plate (20), a pair of clamping plates are respectively provided with a rotating shaft and a supporting shaft sleeve (21) connected with the corresponding limiting plate, and a pressure bearing coaxial with the rotating shaft is arranged between the corresponding clamping plate and the supporting shaft sleeve matched with the corresponding clamping plate; the rotating shaft of the clamping plate matched with the first servo or stepping motor penetrates through the corresponding supporting shaft sleeve to be connected with a shaft of the first servo or stepping motor.

10. The saw blade teeth welding device of claim 1, wherein: a guide shaft which is concentric with the rotating shaft and is used for positioning the saw blade shaft hole is arranged between the pair of clamping plates and positioned on each clamping plate, and the sum of the lengths of the guide shafts on the two clamping plates is smaller than the thickness of the saw blade; and a guide head is arranged at the end head of the guide shaft.