CN212121881U

CN212121881U - Automatic reversing feeding device of circular tube arc punching machine

Info

Publication number: CN212121881U
Application number: CN202020394649.7U
Authority: CN
Inventors: 杨世秀
Original assignee: Yunhe Shuangjian Toy Accessories Co ltd
Current assignee: Yunhe Shuangjian Toy Accessories Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-12-11
Anticipated expiration: 2030-03-25

Abstract

The utility model relates to the technical field of machining, and a pipe arc punching machine automatic reversing feed arrangement is disclosed, which comprises a frame, install switch box, handling wheel, handle, hydraulic means, arc punching sword and guide holder in the frame, both sides fixed mounting has the guide bar around the surface of frame, and both sides movable mounting has the drive lead screw that is located guide bar one side around the surface of frame, surface one side fixed mounting of frame has driving motor, and driving motor's output shaft and drive lead screw fixed mounting, the adjustable shelf has been cup jointed in the lateral wall activity of guide bar. The utility model discloses a die clamping cylinder fixes the pipe on the frame that commutates to through the control turned angle that the switching-over motor can be accurate, and can not take place the skew at pivoted in-process pipe, guaranteed the pipe at the accuracy of the in-process position precision of switching-over, still avoided simultaneously because of artifical the phenomenon that leads to machining error big, finally reached the purpose that can accurately rotate pipe angle.

Description

Automatic reversing feeding device of circular tube arc punching machine

Technical Field

The utility model relates to the technical field of machining, specifically be a pipe arc punching machine automatic reversing feed arrangement.

Background

The circular tube arc punching machine is a device for cutting the end of a circular tube into an arc shape through a hydraulic device, and can effectively increase the contact area when welding is carried out between metal tubes after processing, so that the welded metal is firmer.

When the existing circular tube arc punching machine is used, a tube is generally manually held for feeding, if two ends of a circular tube are machined, the error of a manual rotating angle is large, the precision of the circular tube cannot be guaranteed, and the product is scrapped; and the distance of the cutting end can not be ensured in the manual feeding process, so that the lengths of the circular tube ends are different, and the welding is influenced by overlong or overlong circular tube ends.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a pipe arc punching machine automatic reversing feed arrangement possesses the advantage that can the accurate rotation pipe angle and guarantee that cutting length is the same, has solved the problem mentioned among the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides a pipe arc punching machine automatic reversing feed arrangement, includes the frame, install switch box, handling wheel, handle, hydraulic means, arc punching sword and guide holder in the frame, both sides fixed mounting has the guide bar around the surface of frame, and both sides movable mounting has the drive lead screw that is located guide bar one side around the surface of frame, surface one side fixed mounting of frame has driving motor, and driving motor's output shaft and drive lead screw fixed mounting, the lateral wall activity of guide bar has cup jointed the adjustable shelf, and surface one side and the drive lead screw threaded connection of adjustable shelf, the surface of adjustable shelf has the switching-over motor through bolt fixed mounting, and the drive shaft fixed mounting of switching-over motor has the reversing frame, surface middle part one side fixed mounting of reversing frame has the die clamping cylinder, and die clamping cylinder's motion bar fixed mounting has the clamp block, surface one side fixed mounting of reversing frame has the fixed block that is located clamp block one side, the lateral wall movable mounting of guide bar has the regulating block that is located adjustable shelf one side, and the surperficial middle part fixed mounting of regulating block has the reversing switch, the surperficial one side fixed mounting of guide holder has cut-off switch.

Preferably, the clamping block is a cuboid with an arc-shaped surface, and the working inner wall of the clamping block is provided with anti-skidding threads.

Preferably, the surface of the movable frame is provided with a square groove fixedly mounted with the reversing motor, and the length of the square groove is fifty centimeters.

Preferably, the guide rod is a cylindrical solid rod with a smooth surface.

Preferably, the adjusting block is a cube solid block, and the front end and the rear end of the adjusting block are respectively and fixedly provided with a stop ring in sliding connection with the guide rod.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a die clamping cylinder fixes the pipe on the frame that commutates to through the control turned angle that the switching-over motor can be accurate, and can not take place the skew at pivoted in-process pipe, guaranteed the pipe at the accuracy of the in-process position precision of switching-over, still avoided simultaneously because of artifical the phenomenon that leads to machining error big, finally reached the purpose that can accurately rotate pipe angle.

2. The utility model discloses an install the cut-off switch on the guide holder, and then make the pipe not at the feeding through contact cut-off switch at the in-process of pay-off to guaranteed that the pipe cuts off the length unanimity of end at the in-process of feeding, and then avoided leading to pipe overlength or too short and can't carry out welded phenomenon because of artifical pay-off, finally reached and guaranteed the purpose that cutting length is the same.

Drawings

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

FIG. 2 is a schematic view of the structural clamping block of the present invention;

fig. 3 is a schematic view of the structure of the present invention.

In the figure: 1. a frame; 2. a switch box; 3. a carrying wheel; 4. a handle; 5. a hydraulic device; 6. an arc punching knife; 7. a guide seat; 8. a guide bar; 9. driving the screw rod; 10. a drive motor; 11. a movable frame; 12. a commutation motor; 13. a reversing frame; 14. a clamping cylinder; 15. a clamping block; 16. a fixed block; 17. an adjusting block; 18. a reversing switch; 19. the switch is turned off.

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, an automatic reversing feeding device of a circular tube arc punching machine comprises a frame 1, wherein a switch box 2, a carrying wheel 3, a handle 4, a hydraulic device 5, an arc punching knife 6 and a guide seat 7 are arranged on the frame 1, guide rods 8 are fixedly arranged on the front side and the rear side of the surface of the frame 1, the guide rods 8 are cylindrical solid rods with smooth surfaces, the guide rods 8 can provide positioning and supporting for a movable frame 11, the surface of the guide rods 8 is smooth, so that the resistance of the movable frame 11 in the sliding process is reduced, the movement is more convenient, gaps are reserved between the guide rods 8 and the movable frame 11, the movable frame 11 is more convenient to slide, driving screw rods 9 positioned on one side of the guide rods 8 are movably arranged on the front side and the rear side of the surface of the frame 1, the driving force can be provided for the movable frame 11 through the driving screw rods 9, and the movable frame 11 is more stable in the moving process through the driving screw rods 9, and because the driving screw 9 has self-locking property, so that the movable frame 11 avoids position deviation in the processing process, and further ensures that the round tube is more stable in the cutting process, a driving motor 10 is fixedly installed on one side of the surface of the frame 1, an output shaft of the driving motor 10 is fixedly installed with the driving screw 9, the driving screw 9 can be driven to synchronously rotate by the driving motor 10, and the movable frame 11 can do reciprocating motion in an arrangement direction by controlling the positive and negative rotation of the driving motor 10, so as to provide power for the subsequent round tube reversing, the movable frame 11 is movably sleeved on the side wall of the guide rod 8, the reversing motor 12 fixedly installed through bolts is arranged on one side of the surface of the movable frame 11 and the surface of the movable frame 11 in threaded connection with the driving screw 9, the square groove fixedly installed with the reversing motor 12 is arranged on the surface of the movable frame 11, and the length of the square groove is fifty centimeters, the movable frame 11 can support an unprocessed round tube, the movable frame 11 also provides a mounting position for a subsequent reversing motor 12, and the surface of the movable frame 11 is provided with a square groove, so that the mounting position of the reversing motor 12 can be adjusted within a certain range, and further, when the round tube is clamped subsequently, the center of the round tube and the processing center of the guide seat 7 can be positioned on the same straight line through adjustment, and further, the phenomenon that feeding cannot be carried out due to large position deviation is avoided, the position of the reversing motor 12 can be adjusted within a certain range, so that the device can position and clamp round tubes with different diameters, the reversing frame 13 is fixedly arranged on a driving shaft of the reversing motor 12, the reversing frame 13 can support and position the clamping cylinder 14 and the fixed block 16, and the direction of the round tube can be changed by controlling the rotation of the reversing motor 12, because the reversing motor 12 can rotate by one hundred eighty degrees in the working process, the circular tube on the reversing frame 13 is driven to reverse, the reversing accuracy is ensured, meanwhile, the angle deviation caused by manual reversing is avoided, one side of the middle part of the surface of the reversing frame 13 is fixedly provided with the clamping cylinder 14, the moving rod of the clamping cylinder 14 is fixedly provided with the clamping block 15, the clamping block 15 is a cuboid with an arc-shaped surface, the working inner wall of the clamping block 15 is provided with the anti-skidding thread, the clamping block 15 can be provided with thrust through the clamping cylinder 14, the clamping block 15 can be controlled to move back and forth through controlling the clamping cylinder 14, the clamping block 15 can clamp and release the circular tube, the requirements in different times are met, the thrust of the clamping cylinder 14 can be controlled through controlling the air pressure, and the force of the clamping block 15 for pushing the circular tube is further controlled, therefore, the requirements that the circular tubes with different hardness can change different thrust are met, the phenomenon that the circular tubes are sunken due to overlarge pressing force is avoided, the surface of the clamping block 15 is provided with anti-skidding threads, so that the friction force applied to the clamping block 15 in the process of clamping the circular tubes is increased, the phenomenon that the cutting deviation occurs due to the sliding of the circular tubes is avoided, one side of the surface of the reversing frame 13 is fixedly provided with the fixed block 16 positioned on one side of the clamping block 15, the circular tubes are clamped through the fixed block 16 and the clamping block 15, the movement of the circular tubes is limited, the processing accuracy is ensured, the side wall of the guide rod 8 is movably provided with the adjusting block 17 positioned on one side of the movable frame 11, the adjusting block 17 is a cube solid block, the front end and the rear end of the adjusting block 17 are respectively and fixedly provided with the stop rings which are in sliding connection with the guide rod 8, and the, the adjusting block 17 can slide on the guide rod 8, so that the installation position of the reversing switch 18 can be adjusted, the position of the round tube during reversing can be controlled, and the adjusting block 17 is provided with a stop ring, so that the reversing switch 18 can avoid the phenomenon that the adjusting block 17 slides backwards due to the contact of the movable frame 11 with the reversing switch 18 in the detection process, so that the position precision of the round tube in the reversing process is more accurate, the reversing switch 18 is fixedly arranged in the middle of the surface of the adjusting block 17, the reversing switch 18 can not only stop the driving motor 10 from moving, but also can enable the reversing motor 12 to rotate, and the installation position of the reversing switch 18 can be changed, so that the phenomenon of idle stroke of the driving motor 10 can be reduced, the cut-off switch 19 is fixedly arranged on one side of the surface of the guide seat 7, and the rotation of the driving motor 10 can be stopped through the cut-off switch 19, and simultaneously impel hydraulic means 5 to promote arcing sword 6 to process downwards to the accessible is adjusted cut-off switch 19's detection contact, thereby can change the pipe and stretch into the length of guide holder 7, and then satisfies the end cutting of different distances, and can make the pipe length after the cutting unanimous through cut-off switch 19, thereby makes the pipe more convenient at the welded in-process.

The working principle is as follows: when the arc striking machine is used, firstly, the rack 1 is pushed to a proper position through the handle 4 and the carrying wheel 3, then the adjusting block 17 and the cut-off switch 19 are adjusted to a proper position, secondly, a round pipe is placed on the reversing frame 13 manually, then, the clamping block 15 pushes the round pipe onto the fixed block 16 through the clamping cylinder 14, then, the driving motor 10 starts to move through the switch box 2, further, the driving screw rod 9 is driven to start to rotate through the driving motor 10, so that the reversing frame 13 moves towards the direction of the guide seat 7, then, the round pipe clamped on the reversing frame 13 can touch the cut-off switch 19, secondly, the driving motor 10 is stopped through the cut-off switch 19 in an electric signal mode, further, the reversing frame 13 does not feed any more, meanwhile, the hydraulic device 5 pushes the arc striking knife 6 downwards through the cut-off switch 19, and then, the round pipe moving to the inner wall of the, after cutting off, the hydraulic device 5 lifts the arc punching knife 6, the driving motor 10 is driven to rotate reversely, the driving screw rod 9 drives the reversing frame 13 to move in the direction away from the guide seat 7, finally, in the process of returning the reversing frame 13, the side wall of the movable frame 11 touches the reversing switch 18 mounted on the guide rod 8, the reversing switch 18 stops the driving motor 10 through an electric signal, the reversing motor 12 rotates one hundred eighty degrees at the same time, the circular pipe is reversed, then the operation is carried out according to the steps, when the reversing frame 13 is conveyed out again, the clamping cylinder 14 is driven to withdraw the clamping block 15, the circular pipe pressed on the fixed block 16 is further slid out, and then the processed circular pipe is taken out manually, and the processing is finished.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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 pipe arc punching machine automatic reversing feed arrangement, includes frame (1), install switch box (2), haulage wheel (3), handle (4), hydraulic means (5), arc punching sword (6) and guide holder (7) on frame (1), its characterized in that: the utility model discloses a mechanical hand-operated electric tool, including frame (1), both sides fixed mounting has guide bar (8) around the surface of frame (1), and both sides movable mounting has drive lead screw (9) that are located guide bar (8) one side around the surface of frame (1), the surface one side fixed mounting of frame (1) has driving motor (10), and the output shaft and the drive lead screw (9) fixed mounting of driving motor (10), the lateral wall activity of guide bar (8) has cup jointed adjustable shelf (11), and the surface one side and the drive lead screw (9) threaded connection of adjustable shelf (11), the surface of adjustable shelf (11) has through bolt fixed mounting's switching-over motor (12), and the drive shaft fixed mounting of switching-over motor (12) has reversing frame (13), the surface middle part one side fixed mounting of reversing frame (13) has clamping cylinder (14), and clamping cylinder's (14) motion bar fixed mounting has clamping block (15), fixed block (16) that surface one side fixed mounting of switching-over frame (13) is located and presss from both sides tight piece (15) one side, the lateral wall movable mounting of guide bar (8) has regulating block (17) that are located adjustable shelf (11) one side, and the surperficial middle part fixed mounting of regulating block (17) has reversing switch (18), the surperficial one side fixed mounting of guide holder (7) has cut-off switch (19).

2. The automatic reversing feeding device of the circular tube arc punching machine according to claim 1, characterized in that: the clamping block (15) is a cuboid with an arc-shaped surface, and the working inner wall of the clamping block (15) is provided with anti-skidding threads.

3. The automatic reversing feeding device of the circular tube arc punching machine according to claim 1, characterized in that: the surface of the movable frame (11) is provided with a square groove fixedly arranged with the reversing motor (12), and the length of the square groove is fifty centimeters.

4. The automatic reversing feeding device of the circular tube arc punching machine according to claim 1, characterized in that: the guide rod (8) is a cylindrical solid rod with a smooth surface.

5. The automatic reversing feeding device of the circular tube arc punching machine according to claim 1, characterized in that: the adjusting block (17) is a cubic solid block, and the front end and the rear end of the adjusting block (17) are respectively and fixedly provided with a stop ring which is connected with the guide rod (8) in a sliding manner.