CN210435457U

CN210435457U - Steel pipe cutting machine

Info

Publication number: CN210435457U
Application number: CN201921367371.8U
Authority: CN
Inventors: 李松良
Original assignee: ZHEJIANG FENGYE GROUP CO Ltd
Current assignee: ZHEJIANG FENGYE GROUP CO Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-05-01
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a steel pipe cutting machine, which relates to the technical field of steel pipe production and manufacturing equipment, and the key points of the technical proposal comprise a body, a bracket is fixedly arranged on the body, the upper end of the bracket is hinged with a steel plate, one end of the steel plate close to the steel pipe is a driven end, one end of the steel plate far away from the steel pipe is a driving end, a motor is fixedly arranged on the driving end, and a first rotating wheel is fixedly arranged on an output shaft of the motor; a second rotating wheel is rotatably connected to the driven end, a cutter is relatively fixed to the second rotating wheel, and a transmission belt is arranged between the first rotating wheel and the second rotating wheel; the body is hinged with an air cylinder, an extension rod is fixed on a piston rod of the air cylinder, and the extension rod is hinged with the driving end; when the piston rod of cylinder outwards stretched out, the initiative end upwards rotated, and the driven end rotates downwards, the utility model has the advantages of simple structure, it is with low costs, be applicable to the effect of popularization.

Description

Steel pipe cutting machine

Technical Field

The utility model relates to a steel pipe manufacturing equipment's technical field, more specifically says, it relates to a steel pipe cutting machine.

Background

The steel pipe cutting machine is equipment commonly used in the mechanical field, at present, many pipe cutting machines are complex in structure, large in size and high in cost, the DQG pipe cutting machine has the advantages of small size and simplicity in operation, and the riding wheel seat needs to be replaced according to the diameter of a steel pipe, so that riding wheel seats of various specifications need to be prepared, inconvenience is brought to cutting of the steel pipe, and therefore the pipe cutting machine with the riding wheel seat not needing to be replaced is designed, and the working efficiency is improved.

At present, a steel pipe cutting machine is disclosed in a Chinese patent document with an authorization publication number of CN109513984A in the prior art; the automatic cutting machine comprises a rack, a first motor, a rotary drum, a friction assembly, an installation cylinder, a sleeve, a rotary pipe, a first air bag, an air supply mechanism, a second motor and a cutting disc, wherein the installation cylinder is rotatably matched in the rotary drum, the first air bag is arranged in the rotary pipe, the air supply mechanism is used for supplying air to the first air bag, the second motor is slidably arranged in the installation cylinder, the cutting disc is in transmission connection with an output shaft of the second motor, the output shaft of the first motor, the rotary drum and the installation cylinder are coaxially arranged, the sleeve and the installation cylinder are arranged in parallel, the first air bag is cylindrical and is provided with a channel used for penetrating a steel pipe.

However, the design structure of the steel tube cutting machine is complex, a plurality of motors and a plurality of rotating drums used for rotating in a matched mode are adopted, the design cost is increased, the defects of complex structure and the like exist, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a steel pipe cutting machine, the effect that adopts a motor to pass through the drive belt drives the cutter rotation, and adopts articulated connection and adopt articulated connection between protrusion and the extension rod between cylinder and standing groove, reaches the effect of cutter cutting steel pipe, has reduction design cost, and is with low costs, is applicable to the effect of popularization.

In order to achieve the above purpose, the utility model provides a following technical scheme: a steel pipe cutting machine comprises a body, wherein a support is fixedly arranged on the body, a steel plate is hinged to the upper end of the support, one end, close to a steel pipe, of the steel plate is a driven end, one end, far away from the steel pipe, of the steel plate is a driving end, a motor is fixedly arranged on the driving end, and a first rotating wheel is fixedly arranged on an output shaft of the motor; a second rotating wheel is rotatably connected to the driven end, a cutter is relatively fixed to the second rotating wheel, and a transmission belt is arranged between the first rotating wheel and the second rotating wheel; the body is hinged with an air cylinder, an extension rod is fixed on a piston rod of the air cylinder, and the extension rod is hinged with the driving end; when the piston rod of the cylinder extends outwards, the driving end rotates upwards, and the driven end rotates downwards.

Through adopting above-mentioned technical scheme, the piston rod rebound drives the initiative end rebound, and the driven end rebound simultaneously, and this moment, the output shaft of motor drives first rotation wheel and rotates, and first rotation wheel passes through the drive belt and drives the second rotation wheel and rotate, and the second rotates the wheel and drives the cutter rotation, and the steel is cut downwards, and after the cutting was accomplished, the piston rod rebound drives the initiative end rebound, and the driven end rebound simultaneously, and this moment, the cutter upwards lifts along with the driven end, keeps away from the steel pipe. Has the advantages of simple structure and low manufacturing cost.

The utility model discloses further set up to: and the driven end is provided with a cutter cover which covers the upper part of the cutter.

Through adopting above-mentioned technical scheme, the sword cover has the effect of avoiding workman and cutter contact, plays protection workman's effect.

The utility model discloses further set up to: the cutter cover is characterized in that a concave groove is formed in the driven end, a protruding block is arranged on the cutter cover and corresponds to the concave groove, and the protruding block is inserted into the concave groove to limit the downward, leftward and rightward movement of the cutter cover.

Through adopting above-mentioned technical scheme, the workman only need when changing the blade casing upwards mention can, insert the protruding piece of new blade casing to the concave groove in again, alright realize changing, have the effect of making things convenient for the change of blade casing.

The utility model discloses further set up to: the motor is characterized in that a first dust guard fixedly connected with the body is arranged on the left side of the motor, a second dust guard connected with the first dust guard is arranged on the front side of the motor, and a third dust guard fixedly connected with the first dust guard is arranged at the rear end of the motor.

Through adopting above-mentioned technical scheme, the height of first dust guard, second dust guard, third dust guard all is higher than the highest height of motor rebound, has the effect that the protection motor is clean and tidy, the reduction motor receives dust pollution.

The utility model discloses further set up to: the first dust guard is fixedly provided with a limiting sleeve, and the second dust guard is fixedly provided with a limiting rod inserted into the limiting sleeve.

Through adopting above-mentioned technical scheme, the restriction pole can only move along the length direction of restriction cover. When the inside components and parts of dust guard need be washd, only need upwards mention the second dust guard, with outside the restriction pole rebound to the restriction cover, alright demolish the second dust guard, have easy to assemble and demolish the effect of second dust guard, be convenient for maintain or wash inner structure.

The utility model discloses further set up to: a cross rod block is fixedly arranged on one side, close to the steel pipe, of the body, a v-shaped pipe is fixedly arranged on the cross rod block, and a groove for the cutter to enter is formed in the v-shaped pipe.

Through adopting above-mentioned technical scheme, the V type pipe is convenient for placing of steel pipe, has the effect that prevents that the steel pipe from droing from the V type pipe, and the design of recess makes the cutter when entering into the V type intraductal, provides the region that a confession cutter passed through, and the cutter of being convenient for accomplishes the cutting steel pipe.

The utility model discloses further set up to: a protrusion is fixedly arranged at the lower part of the driving end, an arc-shaped groove for placing the protrusion is formed in the extension rod, a first concave hole communicated with the arc-shaped groove is formed in the extension rod, a hinge column is fixedly connected to the protrusion and inserted into the first concave hole to realize the rotating connection of the protrusion and the extension rod; the body bottom is provided with the standing groove, fixedly connected with is located the lower fixed block of standing groove on the cylinder bottom, fixed block lower extreme is the arc form down, just down the entity of fixed block lower part is opened there is first through-hole down, the fixed rotation post that is provided with on the standing groove, the rotation post passes first through-hole, and realize down the fixed block with the body is articulated.

Through adopting above-mentioned technical scheme, adopt articulated connected mode, have the effect of conveniently connecting, reduction design cost.

The utility model discloses further set up to: the extension rod is provided with a first insertion groove for inserting a piston rod of the air cylinder, the extension rod is provided with a first bolt hole communicated with the first insertion groove, the first bolt hole is in threaded connection with an upper bolt, and one end of the upper bolt penetrating through the first bolt hole is abutted against the piston rod to realize the relative fixation of the extension rod and the piston rod; the standing groove is provided with a second insertion groove for inserting the air cylinder, the lower fixing block is provided with a second bolt hole communicated with the second insertion groove, the second bolt hole is connected with a lower bolt in a threaded manner, and one end of the lower bolt penetrating through the second bolt hole abuts against the air cylinder to achieve relative fixing of the lower fixing block and the air cylinder.

By adopting the technical scheme, the extension rod and the piston rod are relatively fixed by screwing the upper bolt, and the lower fixing block and the lower end of the air cylinder are relatively fixed by screwing the lower bolt, so that the air cylinder mounting structure has the effect of facilitating air cylinder mounting; through loosening the upper bolt, make extension rod and piston rod separate, and through loosening lower bolt, make lower fixed block and cylinder lower extreme separation, have the dismantlement and the change that make things convenient for the cylinder.

To sum up, the utility model discloses a motor drives the cutter rotatory, lifts up the initiative end through the cylinder, makes the driven end downstream simultaneously, and the cutter is along with driven end downstream and be used for cutting the steel pipe, when needs cutting steel pipe, realizes upwards lifting the initiative end through the articulated structure between extension pole and the bellying and the articulated structure of protruding piece and standing groove down, and the driven end downstream has the effect that reduces the design material, the apparatus of being convenient for installation.

Drawings

Fig. 1 is a schematic view of a partial structure of the present invention after a second dust guard is hidden;

FIG. 2 is a schematic sectional view showing a part of the structure of the cutter at the rotating shaft;

FIG. 3 is a schematic sectional view of a part of the hinge structure between the extension rod and the protrusion and between the cylinder and the lower fixing block;

FIG. 4 is an enlarged view of a portion A of FIG. 3;

FIG. 5 is an enlarged view of a portion B of FIG. 3;

FIG. 6 is a schematic view showing the explosion of the partial structure of the restriction sleeve, the restriction rod and the knife cover;

fig. 7 is a schematic view of the arc-shaped partial structure of the lower fixing block of the present invention.

Reference numerals: 1. a body; 2. a support; 3. a steel plate; 4. an active end; 5. a driven end; 6. a motor; 7. a piston rod; 8. an extension rod; 9. a cutter; 10. a first rotating wheel; 11. a second rotating wheel; 12. a transmission belt; 13. a knife cover; 14. a first insertion slot; 15. a second insertion slot; 16. a first bolt hole; 17. screwing a bolt; 18. a placement groove; 19. a lower fixed block; 20. a second bolt hole; 21. a protrusion; 22. a first recess; 23. an arc-shaped slot; 24. a hinged column; 26. a first through hole; 27. rotating the column; 28. a cross bar block; 29. a v-shaped tube; 31. a first dust-proof plate; 32. a second dust-proof plate; 33. a third dust prevention plate; 34. a restraining bar; 35. a restraining sleeve; 36. a cylinder; 37. a concave groove; 38. a raised block; 39. a groove; 40. a cutter rotating shaft; 41. and (4) a lower bolt.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The embodiment discloses a steel pipe cutting machine, as shown in fig. 1, including body 1, the fixed support 2 that is provided with on body 1, the upper end of support 2 articulates there is steel sheet 3, and the one end that steel sheet 3 is close to the steel pipe is driven end 5, and the one end that steel sheet 3 kept away from the steel pipe is driving end 4. The driven end 5 is rotatably connected with a cutter 9 for cutting the steel pipe, and the steel plate 3 is provided with a rotating mechanism for driving the cutter 9 to rotate. The body 1 is provided with a driving mechanism for driving the driving end 4 to rotate upwards. When the rotating mechanism works, the cutter 9 rotates, and when the driving mechanism works, the driving end 4 rotates upwards, and the driven end 5 rotates downwards, so that the cutter 9 rotates downwards and cuts the steel pipe. A cross rod block 28 is fixedly arranged on one side, close to the steel pipe, of the body 1, a v-shaped pipe 29 is fixedly arranged on the cross rod block 28, the v-shaped pipe 29 is convenient to place the steel pipe, and the V-shaped pipe 29 has the function of preventing the steel pipe from falling off from the v-shaped pipe 29. And the v-shaped pipe 29 is provided with a groove 39 for the cutter 9 to pass through, so that the cutter 9 can conveniently cut the steel pipe.

As shown in fig. 1 and 2, the rotating mechanism comprises a motor 6, a first rotating wheel 10, a second rotating wheel 11 rotatably connected to the driven end 5, and a cutter rotating shaft 40 rotatably connected to the driven end 5; an output shaft of the motor 6 is fixedly connected with a first rotating wheel 10, and a tensioned transmission belt 12 is arranged between the first rotating wheel 10 and a second rotating wheel 11. One end of the cutter rotating shaft 40 is fixed with the cutter 9, and the other end is fixed with the second rotating wheel 11. When the motor 6 works, the output shaft of the motor 6 drives the first rotating wheel 10 to rotate, the first rotating wheel drives the transmission belt 12 to rotate, the transmission belt 12 drives the second rotating wheel 11 to rotate, the second rotating wheel 11 drives the cutter rotating shaft 40 to rotate, and the cutter rotating shaft 40 drives the cutter 9 to rotate. Through adopting a motor 6 to drive cutter 9 and rotate the cutting, have the effect that reduces design cost, reduce the project organization.

As shown in fig. 3 and 4, the driving mechanism includes a cylinder 36 and a lower fixing block 19; body 1 is last to have a standing groove 18, and lower fixed block 19 is placed in standing groove 18, and lower fixed block 19 lower extreme is the arc form (see fig. 7), and lower fixed block 19 can rotate in standing groove 18, and lower fixed block 19 lower part physically opens has first through-hole 26, fixedly on the standing groove 18 to be provided with the rotation post 27, and rotation post 27 passes first through-hole 26 to the realization is fixed 19 and body 1's articulated down. The lower fixing block 19 is provided with a second insertion groove 15 for inserting the bottom of the air cylinder 36, the lower fixing block 19 is provided with a second bolt hole 20 communicated with the second insertion groove 15, the second bolt hole 20 is connected with a lower bolt 41 in a threaded manner, and one end of the lower bolt 41 penetrating through the second bolt hole 20 is abutted against the air cylinder 36, so that the lower fixing block 19 is fixedly connected with the air cylinder 36.

As shown in fig. 3 and 5, the driving mechanism further includes a protrusion 21 fixedly disposed at the lower portion of the driving end 4, an arc-shaped groove 23 for placing the protrusion 21 is formed at the upper end of the extension rod 8, a first concave hole 22 communicated with the arc-shaped groove 23 is formed in the extension rod 8, a hinge column 24 is fixedly connected to the protrusion 21, and the hinge column 24 penetrates through the first concave hole 22 to realize the rotation connection between the protrusion 21 and the extension rod 8. The extension rod 8 is provided with a first insertion groove 14 for inserting the piston rod 7, the extension rod 8 is provided with a first bolt hole 16 communicated with the first insertion groove 14, the first bolt hole 16 is connected with an upper bolt 17 in a threaded manner, the piston rod 7 of the air cylinder 36 is inserted into the first insertion groove 14, and one end of the upper bolt 17 penetrating through the first bolt hole 16 abuts against the piston rod 7 so as to fixedly connect the extension rod 8 and the piston rod 7.

As shown in fig. 4 and 5, the extension rod 8 and the piston rod 7 are relatively fixed by tightening the upper bolt 17, and the lower fixing block 19 and the lower end of the cylinder 36 are relatively fixed by tightening the lower bolt 41, which has the function of facilitating the installation of the cylinder 36; through loosening upper bolt 17 for extension rod 8 and piston rod 7 separate, and through loosening bolt 41 down, make lower fixed block 19 and the separation of cylinder 36 lower extreme, have the dismantlement that makes things convenient for cylinder 36, conveniently take out the effect of cylinder 36 from body 1, and through articulated connected mode, reduced design cost.

As shown in fig. 6, a first dust guard 31 fixedly connected with the body 1 is disposed on the left side of the motor 6, a second dust guard 32 inserted into the first dust guard 31 is disposed on the front side of the motor 6, a third dust guard 33 fixedly connected with the first dust guard 31 is disposed at the rear end of the motor 6, heights of the first dust guard 31, the second dust guard 32 and the third dust guard 33 are all higher than the highest height of the motor 6 moving upwards, so as to protect the motor 6 from being tidy and reduce dust pollution to the motor 6, a limiting sleeve 35 is fixedly disposed on the first dust guard 31, a limiting rod 34 inserted into the limiting sleeve 35 is fixedly disposed on the second dust guard 32, inner holes of the limiting rod 34 and the limiting sleeve 35 are both square, and when the limiting rod 34 is inserted into the limiting sleeve 35, the limiting rod 34 can only move along the length direction of the limiting sleeve 35. When the components inside the dust guard need to be cleaned, the second dust guard 32 only needs to be lifted upwards, the limiting rod 34 is moved upwards to the outside of the limiting sleeve 35, the second dust guard 32 can be detached, and the device has the effects of being convenient to install and detaching the second dust guard 32. The second dust-proof plate 32 is removed to facilitate maintenance.

As shown in fig. 2, the driven end 5 is provided with the cutter cover 13, the cutter cover 13 is provided with a convex block 38, the driven end 5 is provided with a concave groove 37, and when the cutter cover 13 covers the cutter 9, the convex block 38 is inserted into the concave groove 37 to limit the downward, leftward and rightward movement of the cutter cover 13. The setting of knife pouch 13 has the effect of avoiding cutter 9 to cause the injury to the workman, and the design of protruding piece 38 and concave groove 37 makes the workman when changing knife pouch 13, only need with the knife pouch 13 that needs to change upwards mention can, insert the protruding piece 38 of new knife pouch 13 to the concave groove 37 in, alright realize changing, have the effect of making things convenient for the change of knife pouch 13.

The following set of operating conditions is used to illustrate the effects of the present embodiment:

when a steel pipe needs to be cut, the motor 6 works to enable the cutter 9 to rotate at a high speed, at the moment, the piston rod 7 of the air cylinder 36 extends outwards, and due to the hinged structure of the placing groove 18 and the lower fixing block 19, the air cylinder 36 takes the rotating column 27 as a circle center, the upper end of the air cylinder 36 rotates leftwards, meanwhile, the driving end 4 lifts upwards, the driven end 5 rotates downwards, and the cutter 9 is enabled to cut the steel pipe. When the piston rod 7 of the air cylinder 36 contracts inwards, the upper end of the air cylinder 36 rotates rightwards, at the moment, the driving end 4 rotates downwards, the driven end 5 is lifted upwards along with the driving end, and the cutter 9 is far away from the steel pipe. This application adopts cylinder 36 to realize that cutter 9 rotates, adopts motor 6 to realize that cutter 9 is rotatory, has simple structure, advantage with low costs, is applicable to the popularization.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a steel pipe cutting machine, includes body (1), characterized by: the steel tube bending machine is characterized in that a support (2) is fixedly arranged on the body (1), a steel plate (3) is hinged to the upper end of the support (2), a driven end (5) is arranged at one end, close to a steel tube, of the steel plate (3), a driving end (4) is arranged at one end, far away from the steel tube, of the steel plate (3), a motor (6) is fixedly arranged on the driving end (4), and a first rotating wheel (10) is fixedly arranged on an output shaft of the motor (6); a second rotating wheel (11) is rotatably connected to the driven end (5), a cutter (9) is relatively fixed to the second rotating wheel (11), and a transmission belt (12) is arranged between the first rotating wheel (10) and the second rotating wheel (11); an air cylinder (36) is hinged to the body (1), an extension rod (8) is fixed to a piston rod (7) of the air cylinder (36), and the extension rod (8) is hinged to the driving end (4); when the piston rod (7) of the air cylinder (36) extends outwards, the driving end (4) rotates upwards, and the driven end (5) rotates downwards.

2. The steel pipe cutting machine according to claim 1, wherein: and a cutter cover (13) is arranged on the driven end (5), and the cutter cover (13) covers the upper part of the cutter (9).

3. The steel pipe cutting machine according to claim 2, wherein: the driven end (5) is provided with a concave groove (37), the cutter cover (13) is provided with a convex block (38), the convex block (38) and the concave groove (37) are correspondingly arranged, and the convex block (38) is inserted into the concave groove (37) to limit the downward, leftward and rightward movement of the cutter cover (13).

4. The steel pipe cutting machine according to claim 1, wherein: the motor (6) left side is provided with first dust guard (31) with body (1) fixed connection, motor (6) front side is equipped with second dust guard (32) be connected with first dust guard (31), motor (6) rear end is provided with third dust guard (33) with first dust guard (31) fixed connection.

5. The steel pipe cutting machine according to claim 4, wherein: the first dust guard (31) is fixedly provided with a limiting sleeve (35), and the second dust guard (32) is fixedly provided with a limiting rod (34) inserted into the limiting sleeve (35).

6. The steel pipe cutting machine according to claim 1, wherein: a cross rod block (28) is fixedly arranged on one side, close to the steel pipe, of the body (1), a v-shaped pipe (29) is fixedly arranged on the cross rod block (28), and a groove (39) for a cutter (9) to enter is formed in the v-shaped pipe (29).

7. The steel pipe cutting machine according to claim 1, wherein: the lower part of the driving end (4) is fixedly provided with a protrusion (21), the extension rod (8) is provided with an arc-shaped groove (23) for placing the protrusion (21), the extension rod (8) is provided with a first concave hole (22) communicated with the arc-shaped groove (23), the protrusion (21) is fixedly connected with a hinge column (24), and the hinge column (24) is inserted into the first concave hole (22) to realize the rotary connection of the protrusion (21) and the extension rod (8); the improved multifunctional electric wrench is characterized in that a placing groove (18) is formed in the bottom of the body (1), a lower fixing block (19) located in the placing groove (18) is fixedly connected to the bottom of the cylinder (36), the lower end of the lower fixing block (19) is arc-shaped, a first through hole (26) is formed in the lower portion of the lower fixing block (19), a rotating column (27) is fixedly arranged on the placing groove (18), and the rotating column (27) penetrates through the first through hole (26) and is hinged to the body (1).

8. The steel pipe cutting machine according to claim 7, wherein: the extension rod (8) is provided with a first insertion groove (14) for inserting a piston rod (7) of an air cylinder (36), the extension rod (8) is provided with a first bolt hole (16) communicated with the first insertion groove (14), the first bolt hole (16) is in threaded connection with an upper bolt (17), and one end, penetrating through the first bolt hole (16), of the upper bolt (17) abuts against the piston rod (7) so as to realize relative fixation of the extension rod (8) and the piston rod (7); the air cylinder fixing device is characterized in that a second insertion groove (15) for an air cylinder (36) to be inserted is formed in the placing groove (18), a second bolt hole (20) communicated with the second insertion groove (15) is formed in the lower fixing block (19), a lower bolt (41) is connected to the second bolt hole (20) in a threaded mode, and one end, penetrating through the second bolt hole (20), of the lower bolt (41) abuts against the air cylinder (36) so that the lower fixing block (19) and the air cylinder (36) can be fixed relatively.