CN216680479U

CN216680479U - Pipe cutting machine for sheet metal part machining

Info

Publication number: CN216680479U
Application number: CN202122735817.1U
Authority: CN
Inventors: 谢朋君; 符培胜; 陈行; 陈华飞
Original assignee: Huizhou Xilong Hardware Products Co ltd
Current assignee: Huizhou Xilong Hardware Products Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-06-07
Anticipated expiration: 2031-11-09

Abstract

The utility model relates to the technical field of sheet metal part processing equipment, in particular to a pipe cutting machine for sheet metal part processing, which comprises a workbench, wherein the workbench is of a V-shaped concave structure at the bottom when viewed from front to back, a rotating block is rotated by a second rotating rod, when the rotating block moves towards the direction of a cutting mechanism through a connecting rod, the rotating block is limited by a rectangular groove and rotates, the rotating block is subjected to backward static friction force to drive a pipe fitting to move forwards, one end of the pipe fitting moves to the position below a cutter of the cutting mechanism, the protruding part of a cam rotates upwards, a return spring pushes a first moving block upwards, when the rotating block moves towards the direction far away from the cutting mechanism through the connecting rod, the rotating block cannot drive the pipe fitting to move under sliding friction, the cam moves downwards to exert a downward acting force on the first moving block, the return spring is compressed, the cutter cuts the pipe fitting, this eliminates the need for manual feeding.

Description

Pipe cutting machine for sheet metal part machining

Technical Field

The utility model relates to the technical field of sheet metal part machining equipment, in particular to a pipe cutting machine for sheet metal part machining.

Background

The sheet metal processing is a hinge technology which is required to be held by a sheet metal technical staff, and is also an important process for forming sheet metal products. The sheet metal processing includes traditional cutting, blanking, bending and pressing and other methods and technological parameters, various cold stamping die structures and technological parameters, various equipment working principles and operation methods, and new stamping technology and new technology. The processing of the metal plate of the part is called the sheet metal processing. Metal pipes are used in large quantities in the fields of civil household appliances, mechanical manufacturing, aerospace, national defense equipment and the like. The metal pipe needs to be cut to meet the use requirement, and a pipe cutting machine is needed.

In the prior art, the following problems exist: the existing pipe cutting machine carries out feeding and cutting manually, is very inconvenient to operate and can reduce the working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pipe cutting machine for sheet metal part machining, which aims to solve the problems in the background technology.

The technical scheme of the utility model is as follows: a pipe cutting machine for sheet metal part machining comprises a workbench, wherein the workbench is of a V-shaped concave structure at the bottom when viewed from front to back, a cutting mechanism for cutting a pipe is installed on one side of the workbench, a driving assembly is installed at the top of the workbench, a transmission assembly is installed between the driving assembly and the cutting mechanism, a rotating block is installed on one side of the driving assembly, a rectangular opening is formed in the outer wall of one side of the rotating block, an adjusting assembly is installed on the inner wall of the rectangular opening, a connecting rod is installed on one side of the adjusting assembly, sliding openings are formed in the outer walls of the two sides of the workbench, a moving table is installed on the inner wall of the opposite side of the workbench in a sliding mode, a rectangular groove is formed in the outer wall of one side of the moving table, two pulleys are installed on the outer walls of the two sides of the moving table in a rotating mode, and the pulleys are installed on the inner wall of the sliding openings in a sliding mode, one end of the connecting rod, which is far away from the rotating block, is rotatably installed on the outer wall of one side of a mobile station, the inner walls of the two sides of the rectangular groove are rotatably provided with rotating blocks, and the bottom of each rotating block is provided with a rubber layer.

Preferably, an arc hole has been seted up to one side outer wall of rotatory piece, the top inner wall of rectangular channel and one side inner wall are fixed with the arc guide bar, arc guide bar slidable mounting is on the inner wall in arc hole, hold-down spring has been adjusted to the periphery wall of arc guide bar, hold-down spring's both ends contact with the top inner wall of rotatory piece and rectangular channel respectively, and hold-down spring's setting is placed the mobile station and is moved backward too fast, and rotatory piece is because inertia rebound, when making the mobile station move forward, rotatory piece can not in time contact pipe fitting.

Preferably, a placing groove is formed in the V-shaped surface at the bottom of the workbench, rotating rollers are rotatably mounted on the inner walls of the two sides of the placing groove and are distributed at equal intervals, and the rotating rollers roll to replace sliding to reduce friction damage.

Preferably, the adjusting assembly comprises a second moving block slidably mounted on the inner wall of the rectangular opening, a small servo motor fixed on the outer wall of one side of the rotating block, and a threaded rod fixed on an output shaft of the small servo motor through a coupler, the threaded rod is located in the rectangular opening, a threaded hole is formed in the middle of the outer wall of one side of the second moving block, the threaded rod is mounted on the inner wall of the threaded hole through threads, one end of the connecting rod is rotatably mounted on the outer wall of one side of the second moving block, and the adjusting assembly is used for adjusting the moving distance of the moving platform.

Preferably, drive assembly includes that two fix respectively the backup pad on workstation top both sides, two the rotation hole has been seted up to the relative one side outer wall of backup pad, drive assembly still includes to rotate the second dwang of installing on rotating the downthehole wall, one of them be fixed with driving motor on one side outer wall of backup pad, the second dwang passes through the shaft coupling to be fixed on driving motor's output shaft, the turning block is fixed on one side outer wall of second dwang, and drive assembly is used for providing power, makes first dwang rotate.

Preferably, the cutting mechanism comprises two fixed plates fixed on two sides of the outer wall of one side of the workbench, a first rotating rod with two ends rotatably mounted on the outer wall of the opposite side of the two fixed plates, a cam and a first moving block which are fixed on the outer wall of the first rotating rod, and a cutter fixed at the bottom of the first moving block, wherein the outer wall of one side of the fixed plate is provided with a sliding chute, the outer walls of two sides of the fixed plate are in sliding fit with the inner walls of the two sliding chutes respectively, guide holes are formed in two sides of the top of the fixed plate, guide posts are slidably mounted inside the guide holes, the top and the bottom of each guide post are fixed at the top and the bottom of the inner wall of each sliding chute respectively, the outer wall of each guide post is sleeved with a reset spring, the reset spring is located at the bottom of the first moving block, and the cutting mechanism is used for cutting the pipe fittings.

Preferably, drive assembly is including fixing driven wheel ring on first dwang periphery wall, fixing the driving wheel ring on the second dwang periphery wall and cup jointing the drive belt on driven wheel ring periphery wall and driving wheel ring periphery wall, and drive assembly makes first dwang and second dwang synchronous rotation.

The utility model provides a pipe cutting machine for sheet metal part machining by improvement, which has the following improvements and advantages compared with the prior art:

one is as follows: according to the utility model, the second rotating rod is driven to rotate by the driving motor, the second rotating rod drives the rotating block to rotate, when the rotating block enables the moving platform to move towards the cutting mechanism through the connecting rod, the rotating block is limited by the rectangular groove to rotate, the rotating block is subjected to backward static friction force, so that the pipe fitting is driven to move forward, one end of the pipe fitting is moved to the position below a cutter of the cutting mechanism, the protruding part of the cam upwards rotates at the moment, the reset spring upwards pushes the first moving block, when the rotating block enables the moving platform to move towards the direction far away from the cutting mechanism through the connecting rod, the rotating block cannot drive the pipe fitting to move due to sliding friction at the moment, the cam downwards moves, a downward acting force is applied to the first moving block, the reset spring is compressed, and the cutter cuts the pipe fitting, so that manual feeding is not needed;

the second step is as follows: according to the utility model, the small servo motor in the adjusting component drives the threaded rod to rotate, and the threaded rod controls the second moving block to move back and forth in a threaded transmission mode, so that the moving distance of the moving platform is adjusted, and the feeding length is controlled.

Drawings

The utility model is further explained below with reference to the figures and examples:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic left side view of the present invention;

FIG. 3 is a schematic view of the left cut-away construction of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

figure 5 is a front cut-away schematic view of the present invention.

Description of reference numerals:

1. a work table; 2. a connecting rod; 3. a pulley; 4. a mobile station; 5. a fixing plate; 6. a first rotating lever; 7. a cam; 8. a first moving block; 9. a guide post; 10. a return spring; 11. a cutter; 12. a small servo motor; 13. rotating the block; 14. a threaded rod; 15. a second moving block; 16. a rotating roller; 17. A transmission belt; 18. a driven wheel ring; 19. a driving wheel ring; 20. a second rotating lever; 21. an arc-shaped guide rod; 22. a compression spring; 23. rotating the block; 24. a rubber layer.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, 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.

The utility model provides a pipe cutting machine for sheet metal part machining through improvement, and the technical scheme of the utility model is as follows:

as shown in fig. 1-5, a pipe cutting machine for sheet metal part processing comprises a workbench 1, the workbench 1 is a concave structure with a V-shaped bottom when viewed from front to back, a cutting mechanism for cutting a pipe is installed on one side of the workbench 1, a driving assembly is installed on the top of the workbench 1, a transmission assembly is installed between the driving assembly and the cutting mechanism, a rotating block 13 is installed on one side of the driving assembly, a rectangular opening is formed in the outer wall of one side of the rotating block 13, an adjusting assembly is installed on the inner wall of the rectangular opening, a connecting rod 2 is installed on one side of the adjusting assembly, sliding openings are formed in the outer walls of both sides of the workbench 1, a moving table 4 is slidably installed on the inner wall of the opposite side of the workbench 1, a rectangular groove is formed in the outer wall of one side of the moving table 4, two pulleys 3 are rotatably installed on the outer walls of both sides of the moving table 4, and the pulleys 3 are slidably installed on the inner wall of the sliding openings, one end of the connecting rod 2, which is far away from the rotating block 13, is rotatably installed on the outer wall of one side of a mobile station 4, the inner walls of the two sides of the rectangular groove are provided with rotating blocks 23 in a rotating mode, and the bottom of each rotating block 23 is provided with a rubber layer 24.

Further, an arc hole has been seted up to one side outer wall of rotatory piece 23, the top inner wall of rectangular channel and one side inner wall are fixed with arc guide bar 21, arc guide bar 21 slidable mounting is on the inner wall in arc hole, hold-down spring 22 has been adjusted to the periphery wall of arc guide bar 21, hold-down spring 22's both ends contact with the top inner wall of rotatory piece 23 and rectangular channel respectively, hold-down spring 22's setting is placed the mobile station 4 and is removed the excessive speed backward, rotatory piece 23 is because inertia rebound, when making mobile station 4 forward movements, rotatory piece 23 can not in time contact with the pipe fitting.

Furthermore, a placing groove is formed in the V-shaped surface of the bottom of the workbench 1, rotating rollers 16 are rotationally mounted on the inner walls of the two sides of the placing groove and are distributed equidistantly, and the rotating rollers 16 roll to replace sliding to reduce friction damage.

Further, the adjusting component comprises a second moving block 15 which is slidably mounted on the inner wall of the rectangular opening, a small servo motor 12 fixed on the outer wall of one side of the rotating block 13 and a threaded rod 14 fixed on an output shaft of the small servo motor 12 through a coupler, the threaded rod 14 is located in the rectangular opening, a threaded hole is formed in the middle of the outer wall of one side of the second moving block 15, the threaded rod 14 is mounted on the inner wall of the threaded hole through threads, one end of a connecting rod 2 is rotatably mounted on the outer wall of one side of the second moving block 15, and the adjusting component is used for adjusting the moving distance of the moving table 4.

Further, drive assembly includes that two are fixed respectively in the backup pad on 1 top both sides of workstation, the rotation hole has been seted up to the relative one side outer wall of two backup pads, drive assembly is still including rotating second dwang 20 of installing on rotating the downthehole wall, be fixed with driving motor on one side outer wall of one of them backup pad, second dwang 20 passes through the shaft coupling to be fixed on driving motor's output shaft, turning block 13 is fixed on one side outer wall of second dwang 20, drive assembly is used for providing power, make first dwang 6 rotate.

Further, the cutting mechanism includes two fixed plates 5 fixed respectively on 1 outer wall both sides of workstation, both ends rotate respectively and install the first rotation pole 6 on the relative one side outer wall of two fixed plates 5, fix cam 7 on 6 periphery walls of first rotation pole, first movable block 8 and fix cutter 11 on the bottom of first movable block 8, the spout has been seted up to one side outer wall of fixed plate 5, the both sides outer wall of fixed plate 5 forms sliding fit with the inner wall of two spouts respectively, the guiding hole has been seted up to the top both sides of fixed plate 5, the inside slidable mounting of guiding hole has guide post 9, the top and the bottom at the spout inner wall are fixed respectively to the top and the bottom of guide post 9, reset spring 10 has been cup jointed to the periphery wall of guide post 9, reset spring 10 is located the bottom of first movable block 8, cutting mechanism is used for the pipe fitting cutting.

Further, the transmission assembly comprises a driven wheel ring 18 fixed on the outer peripheral wall of the first rotating rod 6, a driving wheel ring 19 fixed on the outer peripheral wall of the second rotating rod 20 and a transmission belt 17 sleeved on the outer peripheral wall of the driven wheel ring 18 and the outer peripheral wall of the driving wheel ring 19, and the transmission assembly enables the first rotating rod 6 and the second rotating rod 20 to synchronously rotate.

The working principle is as follows: the pipe fitting is inserted between the moving platform 4 and the rotating roller 16, the top of the pipe fitting enables the rotating block 23 to rotate upwards, at the moment, the compression spring 22 is compressed, the adjusting assembly is controlled according to the feeding length, the small servo motor 12 in the adjusting assembly drives the threaded rod 14 to rotate, the threaded rod 14 controls the second moving block 15 to move back and forth in a thread transmission mode, the driving assembly enables the driving motor to drive the second rotating rod 20 to rotate, the second rotating rod 20 enables the rotating block 13 to rotate, when the rotating block 13 enables the moving platform 4 to move towards the cutting mechanism through the connecting rod 2, the rotating block 23 is limited by the rectangular groove to rotate, the rotating block 23 is subjected to backward static friction force, so as to drive the pipe fitting to move forwards, one end of the pipe fitting is enabled to move to be below the cutter 11 of the cutting mechanism, at the moment, the protruding part of the cam 7 rotates upwards, the return spring 10 pushes the first moving block 8 upwards, when the rotating block 13 enables the moving platform 4 to move towards the direction far away from the cutting mechanism through the connecting rod 2, at the moment, the rotating block 23 cannot drive the pipe fitting to move due to sliding friction, the cam 7 moves downwards, a downward acting force is applied to the first moving block 8, the return spring 10 is compressed, and the cutter 11 cuts the pipe fitting; it should be noted here that the cam 7 protrudes directly below the mobile station 4 when it is at its farthest end.

The previous description is provided to enable any person skilled in the art to make or use the present invention. 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 invention 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.

Claims

1. The utility model provides a sheet metal parts machining's pipe cutting machine which characterized in that: comprises a workbench (1), the bottom of the workbench (1) is a V-shaped concave structure when viewed from the front to the back, a cutting mechanism for cutting a pipe is installed on one side of the workbench (1), a driving component is installed at the top of the workbench (1), a transmission component is installed between the driving component and the cutting mechanism, a rotating block (13) is installed on one side of the driving component, a rectangular opening is formed in the outer wall of one side of the rotating block (13), an adjusting component is installed on the inner wall of the rectangular opening, a connecting rod (2) is installed on one side of the adjusting component, sliding openings are formed in the outer walls of the two sides of the workbench (1), a moving platform (4) is installed on the inner wall of the opposite side of the workbench (1) in a sliding manner, a rectangular groove is formed in the outer wall of one side of the moving platform (4), and two pulleys (3) are installed on the outer walls of the two sides of the moving platform (4) in a rotating manner, pulley (3) slidable mounting is on the inner wall of sliding opening, the one end that connecting rod (2) kept away from turning block (13) is rotated and is installed on one side outer wall of a mobile station (4), the both sides inner wall of rectangular channel rotates has rotation block (23), the bottom of rotation block (23) is provided with rubber layer (24).

2. The pipe cutting machine for sheet metal part machining according to claim 1, characterized in that: arc hole has been seted up to one side outer wall of rotatory piece (23), the top inner wall of rectangular channel and one side inner wall are fixed with arc guide bar (21), arc guide bar (21) slidable mounting is on the inner wall in arc hole, hold-down spring (22) have been adjusted to the periphery wall of arc guide bar (21), hold-down spring (22)'s both ends contact with the top inner wall of rotatory piece (23) and rectangular channel respectively.

3. The pipe cutting machine for sheet metal part machining according to claim 1, characterized in that: a placing groove is formed in the V-shaped surface at the bottom of the workbench (1), and rotating rollers (16) are rotatably mounted on the inner walls of the two sides of the placing groove and are distributed equidistantly.

4. The pipe cutting machine for sheet metal part machining according to claim 1, characterized in that: the adjusting assembly comprises a second moving block (15) which is slidably mounted on the inner wall of the rectangular opening, a small-sized servo motor (12) which is fixed on the outer wall of one side of the rotating block (13) and a threaded rod (14) which is fixed on an output shaft of the small-sized servo motor (12) through a coupler, the threaded rod (14) is located in the rectangular opening, a threaded hole is formed in the middle of the outer wall of one side of the second moving block (15), the threaded rod (14) is mounted on the inner wall of the threaded hole through threads, and one end of the connecting rod (2) is rotatably mounted on the outer wall of one side of the second moving block (15).

5. The pipe cutting machine for sheet metal part machining according to claim 4, wherein: drive assembly includes that two fix the backup pad on workstation (1) top both sides respectively, two the rotation hole has been seted up to the relative one side outer wall of backup pad, drive assembly still installs second dwang (20) on rotating the downthehole wall including rotating, one of them be fixed with driving motor on one side outer wall of backup pad, second dwang (20) are fixed on driving motor's output shaft through the shaft coupling, turning block (13) are fixed on one side outer wall of second dwang (20).

6. The pipe cutting machine for sheet metal part machining according to claim 5, characterized in that: the cutting mechanism comprises two fixed plates (5) which are respectively fixed on two sides of the outer wall of one side of the workbench (1), a first rotating rod (6) with two ends respectively rotatably installed on the outer wall of the opposite side of the two fixed plates (5), a cam (7) which is used for fixing the outer wall of the first rotating rod (6), a first moving block (8) and a cutter (11) which is fixed on the bottom of the first moving block (8), wherein a sliding groove is formed in the outer wall of one side of the fixed plate (5), the outer walls of the two sides of the fixed plate (5) are respectively in sliding fit with the inner walls of the two sliding grooves, guide holes are formed in two sides of the top of the fixed plate (5), a guide post (9) is slidably installed inside the guide holes, the top and the bottom of the guide post (9) are respectively fixed on the top and the bottom of the inner wall of the sliding groove, and a reset spring (10) is sleeved on the outer peripheral wall of the guide post (9), the return spring (10) is positioned at the bottom of the first moving block (8).

7. The pipe cutting machine for sheet metal part machining according to claim 6, characterized in that: the transmission assembly comprises a driven wheel ring (18) fixed on the peripheral wall of the first rotating rod (6), a driving wheel ring (19) fixed on the peripheral wall of the second rotating rod (20) and a transmission belt (17) sleeved on the peripheral wall of the driven wheel ring (18) and the peripheral wall of the driving wheel ring (19).