CN215316961U - Forming machine for bent connecting pipe of iron bed - Google Patents

Abstract

The utility model discloses a forming machine for a bent connecting pipe of an iron bed, which comprises a cutting and feeding device, a long pipe cutting device, a conveying device for pipes to be processed, a caching clamp for the pipes to be processed, a step-by-step station transfer device, a base, a flattening, bending and punching device for two ends of the pipe, two pipe supporting workbenches, a sliding plate and a finished product placing box, wherein the flattening, bending and punching device for two ends of the pipe is arranged on the base, the two pipe supporting workbenches are arranged on the base, the step-by-step station transfer device is arranged on the base and positioned between the two pipe supporting workbenches, the step-by-step station transfer device carries out step-by-step station transfer, the flattening, bending and punching device for two ends of the pipe to be processed carries out flattening, bending and punching on two ends of the pipe to form a finished product pipe, and the finished product pipe slides into the finished product placing box through the sliding plate. The machine has the assembly line work of long pipe feeding, cutting, transporting, caching, feeding, flattening, bending, punching and shifting out, and has the characteristics of reasonable structure, time and labor saving and low production cost.

Description

Forming machine for bent connecting pipe of iron bed

Technical Field

The utility model relates to an iron bed production and processing device, in particular to an iron bed bent connecting pipe forming machine.

Background

The existing iron bed production device mainly adopts manual operation, and has the defects of low automation degree, high labor intensity, low production efficiency and high production cost. Through search, for example, patent document with publication (publication) number CN209830708U discloses an iron bed production apparatus, characterized in that: the clamping and fixing device is arranged on the workbench in a sliding mode along the longitudinal single degree of freedom and used for clamping and fixing the longitudinal tubular beam, and the left fixing plate and the right fixing plate are respectively arranged at the longitudinal two ends of the workbench; the left side of the workbench surface is provided with a mounting groove for embedding the lower end of a left fixing plate to realize fixation, and the right side of the left fixing plate is provided with a positioning groove for fixing a left welding block; the lower end of the right fixing plate is fixed on the right side of the table top of the workbench, the upper end of the right fixing plate is provided with a U-shaped notch, and the middle parts of two inner side arms of the U-shaped notch are respectively sunken to form a strip-shaped groove with an opening at the top end and used for downwards embedding and fixing a right welding block; the left end of the columnar spring is fixed on the clamping and fixing device, the right end of the columnar spring is fixed on the spring seat, and the columnar spring is used for pushing the clamping and fixing device and enabling the left end of the longitudinal tubular beam to tightly press the left welding block or the right end of the longitudinal tubular beam to tightly press the right welding block.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide the forming machine for the bent connecting pipe of the iron bed, which has the flow line operation of long pipe feeding, cutting, conveying, caching, feeding, flattening, bending, punching and moving out, and has the characteristics of reasonable structure, time and labor saving and low production cost.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

a forming machine for a bent connecting pipe of an iron bed comprises a cutting and feeding device, a long pipe cutting device, a conveying device for the pipe to be processed, a caching clamp for the pipe to be processed, a step-by-step station conveying device, a base, a flattening, bending and punching device for two ends of the pipe, two pipe supporting workbenches, a sliding plate and a finished product placing box, wherein the flattening, bending and punching device for two ends of the pipe is arranged on the base; the long pipe cutting device cuts off a to-be-processed pipe formed by pushing a long pipe to the long pipe cutting device, the to-be-processed pipe is conveyed to a caching station by the to-be-processed pipe conveying device and clamped by a to-be-processed pipe caching clamp, the to-be-processed pipe at the caching station is moved to the loading stations of two pipe supporting workbenches by the step-by-step station conveying device, the to-be-processed pipe is moved to pipe end flattening, bending and punching stations of the two pipe supporting workbenches from the loading stations, the two ends of the pipe flattening, bending and punching devices are used for flattening, bending and punching two ends of the to-be-processed pipe to form a finished pipe, the step-by-step station conveying device takes the finished pipe away and moves the finished pipe to the upper side of a sliding plate, and the finished pipe slides into a finished product placing box through the sliding plate.

Further, cut off loading attachment and include support, a plurality of guide bars, pipe fitting V-arrangement groove, ejector ram and push away the material cylinder, the pipe fitting V-arrangement groove supports at the top of support, and a plurality of guide bars distribute in one side of pipe fitting V-arrangement groove and the slope is placed, and the ejector ram is located the one end of pipe fitting V-arrangement groove, pushes away the material cylinder and passes through the connecting piece and connect with the ejector ram, and long pipe fitting rolls into the pipe fitting V-arrangement groove along a plurality of guide bars, pushes away the material cylinder and drives the ejector ram, and the ejector ram promotes the one end of long pipe fitting, pushes long pipe fitting cutting device with the other end of long pipe fitting, and long pipe fitting cutting device is automatic to long pipe fitting centre gripping feeding and cuts off.

Further, treat processing pipe fitting conveyor, which comprises a frame, the longitudinal rail, the slip table, including a motor, an end cap, a controller, and a cover plate, the action wheel, the follower, drive belt and transverse guide, the slide, anchor clamps and cylinder, anchor clamps are established on the slide, the cylinder is used for driving the slide and slides along the transverse guide, the transverse guide is established on the slip table, the slip table is established on the longitudinal rail, the longitudinal rail is established in the frame, action wheel and follower are established in the pivot of frame, the drive belt is installed on action wheel and follower and parallel with the longitudinal rail, the slip table couples with the drive belt, the motor drives the action wheel, the action wheel drives the drive belt, the slip table is followed the drive belt and is removed along the longitudinal rail.

Further, the step-by-step station transfer device comprises a left lifting cylinder, a right lifting cylinder, a lifting platform, a horizontal guide rail, a moving sliding table, a transverse moving cylinder, a finished pipe moving-out fixture, a loading fixture, a pipe to be processed moving-in fixture and a fixture opening and closing control device, wherein the finished pipe moving-out fixture, the loading fixture and the pipe to be processed moving-in fixture are arranged on the moving sliding table in a row, the moving sliding table is arranged on the horizontal guide rail and connected with the transverse moving cylinder, the horizontal guide rail and the transverse moving cylinder are arranged on the lifting platform, the lifting platform is supported on the left lifting cylinder and the right lifting cylinder, and pipe support working tables are arranged on two sides of the lifting platform; the finished pipe moving-out clamp comprises a clamp jaw, a clamp jaw and a clamp jaw, wherein the clamp jaw is in a normally open state, the lifting platform is lifted by a left lifting cylinder and a right lifting cylinder, the finished pipe moving-out clamp, the feeding clamp and the clamp jaw are extended upwards to form a pipe supporting workbench, the finished pipe moving-out clamp holds the finished pipe at a pipe end flattening bending punching station of the pipe supporting workbench, the feeding clamp holds the pipe to be processed at the feeding station of the pipe supporting workbench, the clamp jaw is closed at the same time, and the pipe to be processed is moved out of the clamp, the feeding clamp and the clamp jaw are closed simultaneously.

Further, the finished pipe moving-out clamp, the feeding clamp and the pipe to be processed moving-in clamp are identical in structure.

Further, the pipe fitting to be processed is moved into a clamp ejector rod, a base, a sliding bar, a right sliding seat, a right tension spring, a right connecting rod, a right clamping arm, a right clamping jaw, a movable seat, a left clamping jaw, a left clamping arm, a left connecting rod, a left tension spring and a left sliding seat, the right clamping jaw and the left clamping jaw are respectively fixed on the right clamping arm and the left clamping arm, the right clamping arm and the left clamping arm are respectively fixed on the right sliding seat and the left sliding seat, the right sliding seat and the left sliding seat are sleeved on the sliding bar, the movable seat is respectively hinged with the right clamping arm and the left clamping arm through the right connecting rod and the left connecting rod, the upper end of the ejector rod is connected with the bottom of the movable seat, the lower end of the ejector rod downwards penetrates through the base to extend out of the base, the right tension spring and the left tension spring are positioned on two sides of the ejector rod, the upper ends of the right tension spring and the left tension spring are connected with the movable seat, and the lower ends of the right tension spring and the left tension spring are connected with the base; the ejector rod moves upwards, the ejector rod pushes the movable seat to move upwards, the movable seat drives the right clamping arm and the left clamping arm respectively through the right connecting rod and the left connecting rod, the right clamping arm and the left clamping arm drive the right sliding seat and the left sliding seat to move in opposite directions along the sliding bar, so that the right jaw and the left jaw are closed, and the pipe to be processed on the movable seat is clamped.

Further, anchor clamps controlling means that opens and shuts, including opening and shutting control cylinder, slide plate frame and inclined plane kicking block, control cylinder fixes on removing the slip table, and the slide plate frame is located finished product pipe fitting and shifts out anchor clamps, material loading anchor clamps, treats the below that the processing pipe fitting moved into anchor clamps, the inclined plane kicking block is equipped with 3, and 3 inclined plane kicking blocks distribute on the slide plate frame, and opening and shutting control cylinder drives the slide plate frame and removes, and 3 inclined plane kicking blocks shift out finished product pipe fitting ejector pin in the anchor clamps, the ejector pin in the material loading anchor clamps respectively, treat that the ejector pin that the processing pipe fitting moved into anchor clamps makes the roof pressure that makes each ejector pin rebound simultaneously.

Further, the lower end of the ejector rod in the finished pipe moving-out fixture, the lower end of the ejector rod in the feeding fixture and the lower end of the ejector rod in the to-be-processed pipe moving-in fixture are provided with rollers.

Furthermore, the left lifting cylinder and the right lifting cylinder are both arranged on a support, and the support is fixed on the machine base.

The utility model has the beneficial effects that:

the machine has the advantages of assembly line operation of long pipe feeding, cutting, transporting, caching, feeding, flattening, bending, punching and shifting out, reasonable structure, convenient maintenance, high automation degree, time and labor saving and low production cost.

The progressive station transfer device in the machine drives 3 fixtures to realize forward movement of one station for each machined pipe fitting through the cylinder, and the forward movement sequentially passes through the buffer station, the feeding station, the pipe end flattening, bending and punching station and the pipe fitting shifting-out station. This patent has still carried out special design to the anchor clamps, has held up by processing pipe fitting by the sliding seat in the anchor clamps earlier, then carries out the clamp fastening and decides, rational in infrastructure, the overall arrangement is exquisite, moves reliable and stable.

Drawings

The utility model is further described with the aid of the accompanying drawings, in which the embodiments do not constitute any limitation, and for a person skilled in the art, without inventive effort, further drawings may be obtained from the following figures:

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

FIG. 2 is a schematic view of the apparatus for transporting a pipe to be processed shown in FIG. 1;

FIG. 3 is a schematic structural view of the stage-by-stage transfer device shown in FIG. 1;

FIG. 4 is a perspective view of the pipe support table shown in FIG. 3 after the pipe support table is added;

FIG. 5 is a schematic structural view of the pipe to be machined shown in FIG. 3 moving into a fixture;

fig. 6 is a schematic structural view of the clamp opening and closing control device shown in fig. 3.

In the figure: 1. a support; 2. a left lifting cylinder; 3. a right lifting cylinder; 4. a lifting platform; 5. A horizontal guide rail; 6. moving the sliding table; 7. a transverse moving cylinder; 8. the finished pipe fitting is moved out of the clamp; 9. a feeding clamp; 10. moving the pipe fitting to be processed into the clamp; 11. a clamp opening and closing control device; 12. a top rod; 13. a base; 14. a slide bar; 15. a right slide base; 16. a right tension spring; 17. a right connecting rod; 18. a right clamping arm; 19. a right jaw; 20. a movable seat; 21. a left jaw; 22. a left clamp arm; 23. a left connecting rod; 24. a left tension spring; 25. a left slide carriage; 26. a roller; 27. a bevel ejector block; 28. a skateboard frame; 29. an opening and closing control cylinder; 30. a pipe support table; 31. a slide plate; 32. a finished pipe fitting; 33. a pipe fitting to be processed; 34. a pipe fitting to be processed; 35. a long pipe fitting cutting device; 36. a pipe fitting conveying device to be processed; 37. caching clamp for pipe fittings to be processed; 38. a stage-by-stage station transfer device; 39. a machine base; 40. flattening, bending and punching devices at two ends of the pipe; 41. a finished product placing box; 42. cutting off the feeding device; 43. a material guiding rod; 44. a V-shaped groove of the pipe fitting; 45. a material pushing rod; 46. a material pushing cylinder; 47. a support; 48. a connecting member; 49. a longitudinal guide rail; 50. a sliding table; 51. a motor; 52. a driving wheel; 53. a driven wheel; 54. a transmission belt; 55. a transverse guide rail; 56. a slide base; 57. a clamp; 58. a cylinder; 59. and a frame.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it is to be noted that the embodiments and features of the embodiments of the present application can be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper surface", "lower surface", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "forward", "reverse", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and 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 considered as limiting the present invention.

As shown in fig. 1 and 4, the iron bed bending connecting pipe forming machine comprises a cutting and feeding device 42, a long pipe cutting device 35, a pipe conveying device 36 to be processed, a pipe caching clamp 37 to be processed, a step-by-step station transfer device 38, a base 39, a pipe two-end flattening, bending and punching device 40, a sliding plate 31, two pipe supporting workbenches 30 and a finished product placing box 41, wherein the pipe two-end flattening, bending and punching device 40 is arranged on the base 39, the two pipe supporting workbenches 30 are arranged on the base 39 and are positioned below the pipe two-end flattening, bending and punching device 40, and the step-by-step station transfer device 38 is arranged on the base 39 and is positioned between the two pipe supporting workbenches 30; the long pipe cutting device 42 pushes the long pipe to the long pipe cutting device 35, the long pipe cutting device 35 cuts the long pipe to form a pipe to be processed, the pipe to be processed is conveyed to the caching station by the pipe conveying device 36 to be processed and clamped by the pipe caching clamp 37 to be processed, the pipe to be processed at the caching station is moved to the feeding station on the two pipe supporting workbenches 30 by the step-by-step station conveying device 38, the pipe end flattening bending punching station which is moved to the two pipe supporting workbenches from the feeding station is moved to the pipe end flattening bending punching station, the flattening bending punching devices 40 at the two ends of the pipe to be processed are flattened, bent and punched to form a finished pipe, the finished pipe is taken away by the step-by-step station conveying device 38 and moved to the upper part of the sliding plate 31, and the finished pipe 32 slides into the finished product placing box 41 through the sliding plate 31.

The cutting and feeding device 42 comprises a support 47, a plurality of guide rods 43, a pipe fitting V-shaped groove 44, a pushing rod 45 and a pushing cylinder 46, the pipe fitting V-shaped groove 44 is supported at the top of the support 47, the guide rods 43 are distributed on one side of the pipe fitting V-shaped groove 44 and are obliquely arranged, the pushing rod 45 is located at one end of the pipe fitting V-shaped groove 44, the pushing cylinder 46 is connected with the pushing rod 45 through a connecting piece 48, the long pipe fitting rolls into the pipe fitting V-shaped groove 44 along the guide rods 43, the pushing cylinder 46 drives the pushing rod 45, the pushing rod 45 pushes one end of the long pipe fitting, the other end of the long pipe fitting is pushed into the long pipe fitting cutting device 35, and the long pipe fitting cutting device 35 automatically clamps the long pipe fitting for cutting.

As shown in fig. 2, the pipe conveying device 36 to be processed includes a frame 59, a longitudinal guide rail 49, a sliding table 50, a motor 51, a driving wheel 52, a driven wheel 53, a transmission belt 54, a transverse guide rail 55, a sliding base 56, a clamp 57 and a cylinder 58, wherein the clamp 57 is used for clamping the pipe to be processed, the clamp 57 is arranged on the sliding base 56, the cylinder 58 is used for driving the sliding base 56 to slide along the transverse guide rail 55, the transverse guide rail 55 is arranged on the sliding table 50, the sliding table 50 is arranged on the longitudinal guide rail 49, the longitudinal guide rail 49 is arranged on the frame 59, the driving wheel 52 and the driven wheel 53 are arranged on a rotating shaft of the frame 59, the transmission belt 54 is arranged on the driving wheel 52 and the driven wheel 53 and is parallel to the longitudinal guide rail 49, the sliding table 50 is coupled with the transmission belt 54, the motor 51 drives the driving wheel 52, the driving wheel 52 drives the transmission belt 54, and the sliding table 50 moves along the longitudinal guide rail 49 along with the transmission belt 54.

As shown in fig. 3 and 4, the step-by-step station transfer device 38 includes a left lifting cylinder 2, a right lifting cylinder 3, a lifting platform 4, a horizontal guide rail 5, a moving sliding table 6, a transverse moving cylinder 7, a finished pipe moving-out fixture 8, a loading fixture 9, a pipe moving-in fixture 10 to be processed and a fixture opening and closing control device 11, the finished pipe moving-out fixture 8, the loading fixture 9, the pipe moving-in fixture 10 to be processed are arranged in a row and installed on the moving sliding table 6, the moving sliding table 6 is installed on the horizontal guide rail 5, the moving sliding table 6 is connected with the transverse moving cylinder 7, the horizontal guide rail 5 and the transverse moving cylinder 7 are installed on the lifting platform 4, the lifting platform 4 is supported on the left lifting cylinder 2 and the right lifting cylinder 3, and the left lifting cylinder 2 and the right lifting cylinder 3 are both installed on the support 1.

As shown in fig. 5, the finished pipe moving-out clamp, the feeding clamp and the pipe to be processed moving-in clamp have the same structure. In this embodiment, taking the pipe to be processed as an example, the structure of the pipe to be processed is described in detail: the pipe fitting to be processed is moved into the clamp 10, which comprises a top rod 12, a base 13, a sliding bar 14, a right sliding seat 15, a right tension spring 16, a right connecting rod 17, a right clamping arm 18, a right jaw 19, a movable seat 20, a left jaw 21, a left clamping arm 22, a left connecting rod 23, a left tension spring 24 and a left sliding seat 25, wherein the right jaw 19 and the left jaw 21 are respectively fixed at the upper end of the right clamping arm 18 and the upper end of the left clamping arm 22, the right clamping arm 18 and the left clamping arm 22 are respectively fixed on the right sliding seat 15 and the left sliding seat 25, the right sliding seat 15 and the left sliding seat 25 are respectively sleeved on the sliding bar 14, the movable seat 20 is respectively hinged with the right clamping arm 18 and the left clamping arm 22 through the right connecting rod 17 and the left connecting rod 23, the upper end of the top rod 12 is connected with the bottom of the movable seat 20, the lower end of the top rod 12 passes through the base 13 downwards and extends out of the base 13, the right tension spring 16 and the left tension spring 24 are positioned at two sides of the top rod 12 and the movable seat 20, the lower ends of the right tension spring 16 and the left tension spring 24 are connected with the base 13; the mandril 12 is moved upwards, the mandril 12 pushes the movable seat 20 to move upwards, the movable seat 20 respectively drives the right clamping arm 18 and the left clamping arm 22 through the right connecting rod 17 and the left connecting rod 23, the right clamping arm 18 and the left clamping arm 22 drive the right sliding seat 15 and the left sliding seat 25 to move oppositely along the sliding bar 14, so that the right jaw 19 and the left jaw 21 are closed, and a pipe to be processed on the movable seat 20 is clamped. And the lower ends of the ejector rods in the finished pipe moving-out fixture, the feeding fixture and the pipe to be processed moving-in fixture are provided with rollers 26.

As shown in fig. 6, anchor clamps controlling means that opens and shuts, including control cylinder 29, slide frame 28 and inclined plane kicking block 27 that opens and shuts, control cylinder 29 is fixed on removing slide 6, and slide frame 28 is located finished product pipe fitting and shifts out anchor clamps 8, material loading anchor clamps 9, the below of waiting to process pipe fitting immigration anchor clamps 10, inclined plane kicking block 27 is equipped with 3, and 3 inclined plane kicking blocks 27 distribute on slide frame 28, and control cylinder 29 that opens and shuts drives slide frame 28 and remove, 3 inclined plane kicking blocks 27 respectively with finished product pipe fitting shift out the ejector pin in anchor clamps 8, the ejector pin in material loading anchor clamps 9, the ejector pin in waiting to process pipe fitting immigration anchor clamps 10 upwards roof pressure, make each ejector pin rebound simultaneously.

The working principle is as follows: the machine has the advantages of assembly line operation of long pipe feeding, cutting, transporting, caching, feeding, flattening, bending, punching and shifting out, reasonable structure, convenient maintenance, high automation degree, time and labor saving and low production cost.

The jaw of the finished pipe moving-out clamp 8, the jaw of the feeding clamp 9 and the jaw of the to-be-processed pipe moving-in clamp 10 are in a normally open state, the left lifting cylinder and the right lifting cylinder raise the lifting platform, the finished pipe moving-out clamp, the feeding clamp and the to-be-processed pipe moving-in clamp extend upwards out of the pipe supporting workbench, the finished pipe moving-out clamp lifts up a finished pipe 32 at a pipe end flattening bending punching station of the pipe supporting workbench, the feeding clamp lifts up a to-be-processed pipe 33 at a feeding station of the pipe supporting workbench, the to-be-processed pipe moving-in clamp lifts up a to-be-processed pipe 34 at a buffering station, the clamp opening and closing control device moves the finished pipe out of the clamp, the feeding clamp and the to-be-processed pipe into the clamp and closes simultaneously, the traversing cylinder drives the moving sliding table to move along a moving horizontal guide rail, so that the finished pipe moves out of the clamp to the pipe moving-out station, the feeding clamp moves to a pipe end flattening, bending and punching station, the pipe to be processed moves into the clamp to move to the feeding station, the clamp opening and closing control device moves the finished pipe out of the clamp, the feeding clamp and the pipe to be processed into the clamp to be opened simultaneously, the left lifting cylinder and the right lifting cylinder lower the lifting platform, the finished pipe moves out of the clamp, the feeding clamp and the pipe to be processed move into the clamp to separate from the pipe, the finished pipe 32 falls onto the sliding plate 31 to move away, the pipe to be processed 33 is moved to the pipe end flattening, bending and punching station, the pipe to be processed 34 is moved to the feeding station, and the transverse cylinder drives the moving sliding table to move reversely along the moving horizontal guide rail to reset.

Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (9)

1. The utility model provides a curved connecting pipe make-up machine of iron bed which characterized in that: the device comprises a cutting and feeding device, a long pipe cutting device, a conveying device for pipes to be processed, a caching clamp for the pipes to be processed, a step-by-step station transfer device, a base, a pipe two-end flattening, bending and punching device, two pipe supporting workbenches, a sliding plate and a finished product placing box, wherein the pipe two-end flattening, bending and punching device is arranged on the base; the long pipe cutting device cuts off a to-be-processed pipe formed by pushing a long pipe to the long pipe cutting device, the to-be-processed pipe is conveyed to a caching station by the to-be-processed pipe conveying device and clamped by a to-be-processed pipe caching clamp, the to-be-processed pipe at the caching station is moved to the loading stations of two pipe supporting workbenches by the step-by-step station conveying device, the to-be-processed pipe is moved to pipe end flattening, bending and punching stations of the two pipe supporting workbenches from the loading stations, the two ends of the pipe flattening, bending and punching devices are used for flattening, bending and punching two ends of the to-be-processed pipe to form a finished pipe, the step-by-step station conveying device takes the finished pipe away and moves the finished pipe to the upper side of a sliding plate, and the finished pipe slides into a finished product placing box through the sliding plate.

2. The machine for forming bent connection tubes of iron beds according to claim 1, wherein: the cutting and feeding device comprises a support, a plurality of guide rods, a pipe fitting V-shaped groove, a pushing rod and a pushing cylinder, the pipe fitting V-shaped groove is supported at the top of the support, the guide rods are distributed on one side of the pipe fitting V-shaped groove and are obliquely placed, the pushing rod is located at one end of the pipe fitting V-shaped groove, the pushing cylinder is connected with the pushing rod through a connecting piece, a long pipe fitting rolls into the pipe fitting V-shaped groove along the guide rods, the pushing cylinder drives the pushing rod, the pushing rod pushes one end of the long pipe fitting, the other end of the long pipe fitting is pushed into the long pipe fitting cutting device, and the long pipe fitting cutting device automatically clamps the long pipe fitting to cut off.

3. The machine for forming bent connection tubes of iron beds according to claim 1, wherein: treat processing pipe fitting conveyor, which comprises a frame, the longitudinal rail, the slip table, including a motor, an end cap, a controller, and a cover plate, the action wheel, the follower, drive belt and transverse guide, the slide, anchor clamps and cylinder, anchor clamps are established on the slide, the cylinder is used for driving the slide and slides along transverse guide, transverse guide establishes on the slip table, the slip table is established on longitudinal rail, longitudinal rail establishes in the frame, action wheel and follower establish in the pivot of frame, the drive belt is installed on action wheel and follower and is parallel with longitudinal rail, the slip table couples with the drive belt, the motor drives the action wheel, the action wheel drives the drive belt, the slip table is followed the drive belt and is removed along longitudinal rail.

4. The machine for forming bent connection tubes of iron beds according to claim 1, wherein: the step-by-step station transfer device comprises a left lifting cylinder, a right lifting cylinder, a lifting platform, a horizontal guide rail, a moving sliding table, a transverse moving cylinder, a finished pipe moving-out fixture, a feeding fixture, a pipe to be processed moving-in fixture and a fixture opening and closing control device, wherein the finished pipe moving-out fixture, the feeding fixture and the pipe to be processed moving-in fixture are arranged on the moving sliding table in a row, the moving sliding table is arranged on the horizontal guide rail and connected with the transverse moving cylinder, the horizontal guide rail and the transverse moving cylinder are arranged on the lifting platform, the lifting platform is supported on the left lifting cylinder and the right lifting cylinder, and pipe support workbenches are arranged on two sides of the lifting platform; the finished pipe moving-out clamp comprises a clamp jaw, a clamp jaw and a clamp jaw, wherein the clamp jaw is in a normally open state, the lifting platform is lifted by a left lifting cylinder and a right lifting cylinder, the finished pipe moving-out clamp, the feeding clamp and the clamp jaw are extended upwards to form a pipe supporting workbench, the finished pipe moving-out clamp holds the finished pipe at a pipe end flattening bending punching station of the pipe supporting workbench, the feeding clamp holds the pipe to be processed at the feeding station of the pipe supporting workbench, the clamp jaw is closed at the same time, and the pipe to be processed is moved out of the clamp, the feeding clamp and the clamp jaw are closed simultaneously.

5. The machine for forming bent connection tubes of iron beds according to claim 4, wherein: the finished pipe moving-out clamp, the feeding clamp and the pipe to be processed moving-in clamp are identical in structure.

6. The machine for forming bent connection tubes of iron beds according to claim 5, wherein: the pipe fitting to be processed is moved into a clamp ejector rod, a base, a sliding bar, a right sliding seat, a right tension spring, a right connecting rod, a right clamping arm, a right clamping jaw, a movable seat, a left clamping jaw, a left clamping arm, a left connecting rod, a left tension spring and a left sliding seat, wherein the right clamping jaw and the left clamping jaw are respectively fixed on the right clamping arm and the left clamping arm; the ejector rod moves upwards, the ejector rod pushes the movable seat to move upwards, the movable seat drives the right clamping arm and the left clamping arm respectively through the right connecting rod and the left connecting rod, the right clamping arm and the left clamping arm drive the right sliding seat and the left sliding seat to move in opposite directions along the sliding bar, so that the right jaw and the left jaw are closed, and the pipe to be processed on the movable seat is clamped.

7. The machine for forming bent connection tubes of iron beds according to claim 6, wherein: anchor clamps controlling means that opens and shuts, including opening and shutting control cylinder, slide plate frame and inclined plane kicking block, control cylinder fixes on removing the slip table, and the slide plate frame is located finished product pipe fitting and shifts out anchor clamps, material loading anchor clamps, treats the below that the processing pipe fitting moved into anchor clamps, the inclined plane kicking block is equipped with 3, and 3 inclined plane kicking blocks distribute on the slide plate frame, and opening and shutting control cylinder drives the slide plate frame and removes, and 3 inclined plane kicking blocks shift out finished product pipe fitting ejector pin in the anchor clamps, the ejector pin in the material loading anchor clamps respectively, treat that the ejector pin in the processing pipe fitting moves into anchor clamps is the roof pressure that makes each ejector pin rebound simultaneously.

8. The machine for forming bent connection tubes of iron beds according to claim 7, wherein: and rollers are arranged at the lower end of the ejector rod in the finished pipe moving-out fixture, the lower end of the ejector rod in the feeding fixture and the lower end of the ejector rod in the pipe moving-in fixture to be processed.

9. The machine for forming bent connection tubes of iron beds according to claim 8, wherein: the left lifting cylinder and the right lifting cylinder are both installed on the support, and the support is fixed on the base.

Images