CN107972107B

CN107972107B - Pipe feed mechanism

Info

Publication number: CN107972107B
Application number: CN201711367605.4A
Authority: CN
Inventors: 王璐; 曹伟强; 胡海洋; 蔡志香
Original assignee: Zhejiang Qianjiang Robot Co ltd
Current assignee: Zhejiang Qianjiang Robot Co ltd
Priority date: 2017-12-18
Filing date: 2017-12-18
Publication date: 2024-04-05
Anticipated expiration: 2037-12-18
Also published as: CN107972107A

Abstract

The invention provides a circular tube feeding mechanism, and belongs to the technical field of processing equipment. The workpiece feeding and discharging device solves the problems that feeding and discharging of an existing workpiece are inconvenient and practicality is reduced. This pipe feed mechanism includes the base, be equipped with lifter plate in the base, the positioning seat, feeding storehouse and two locating levers, all be equipped with the sliding sleeve on two locating levers, the both ends of lifter plate link firmly with two sliding sleeves respectively, connect the ejector pin on the lifter plate, the ejector pin is located the one end in feeding storehouse, still be equipped with transfer line one and transfer line two in the base, all be equipped with a plurality of groups belt pulley on transfer line one and the transfer line two, be connected with driving motor on one of them belt pulley, all the cover is equipped with the belt on every group belt pulley, and the belt is vertical to be set up, all be equipped with on the belt and support and lean on the piece, the lifter plate can support with support and lean on the piece and lean on. This pipe feed mechanism can improve the stability of material loading.

Description

Pipe feed mechanism

Technical Field

The invention belongs to the technical field of processing equipment, and relates to a circular tube feeding mechanism.

Background

In the process of pipe fitting forming, steel plates are generally curled and welded into steel pipes, welding seams are formed after welding, and the steel pipes have high requirements on sealing performance in the practical application process.

In the process of detection, the pipes need to be checked one by one, and in the process of transmission, workpieces generally need to be placed in a detection seat, and in the process of transmission, for example, chinese patent application (patent application number: 201620987148.3) discloses a paper pipe cutting feeding and discharging device: and conveying by adopting a jacking cylinder and a feeding mechanism.

The paper tube cutting feeding and discharging device adopts the jacking air cylinder, the driving force of the air cylinder is not provided with the buffer structure, so that the paper tubes cannot be stably driven in the conveying process, the device can only drive the paper tubes with the same length, but cannot feed the paper tubes with different lengths, and when feeding the paper tubes with different lengths, the feeding and discharging device needs to be replaced, so that the use inconvenience and the practicability of the feeding and discharging device are reduced.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a circular tube feeding mechanism, which aims to solve the technical problem of improving the feeding stability.

The aim of the invention can be achieved by the following technical scheme:

the utility model provides a pipe feed mechanism, includes the base, be equipped with lifter plate, positioning seat, feeding storehouse and two locating levers in the base, all be equipped with the sliding sleeve on two locating levers, the both ends of lifter plate link firmly with two sliding sleeves respectively, connect the ejector pin on the lifter plate, the ejector pin is located the one end of feeding storehouse, its characterized in that still is equipped with transfer line one and transfer line two in the base, all be equipped with a plurality of groups belt pulley on transfer line one and the transfer line two, be connected with driving motor on one of them belt pulley, all overlap on every group belt pulley and be equipped with the belt, and the vertical setting of belt, all be equipped with on the belt and lean on the piece, the lifter plate can lean on with the piece of leaning on.

Working principle: the workpiece in the feeding bin is slid onto the ejector rod, at the moment, the driving motor drives one of the belt pulleys to move, the belt pulleys drive the other belt pulleys to synchronously rotate, the belt is driven to move, the abutting block on the belt drives the lifting plate to move upwards, the ejector rod is arranged on the lifting plate, the ejector rod drives the workpiece to be detected to move upwards to the end face flush of the ejector rod and the positioning seat, the workpiece slides into the positioning seat from the ejector rod, the workpiece feeding process is completed, after the workpiece is fed, the driving motor is driven to reset the ejector rod, repeated feeding of the workpiece can be achieved, the belt pulleys are driven to move at a uniform speed by the driving motor through the action of the belt pulleys and the lifting plate, the belt and the belt pulleys have a buffer effect on the driving force of the motor, so that the feeding process of the workpiece can be completed more stably, and the workpiece feeding stability is improved.

In the pipe feed mechanism, be equipped with limiting plate, mounting panel and bottom plate on the feeding storehouse, limiting plate and mounting panel set up on the bottom plate, limiting plate and mounting panel surround and form and place the chamber, the mounting panel is located one side of feeding storehouse, be equipped with adjustment handle on the mounting panel, be connected with the lead screw on the adjustment handle, be equipped with the regulation hole on the limiting plate, the limiting plate is equipped with the nut in the regulation hole, the lead screw can imbed in the nut to through rotating adjustment handle drive lead screw rotation and drive the limiting plate and remove.

When the workpieces with different lengths need to be detected, the adjusting handle is rotated, the adjustment of the positions of the limiting plates is realized, and then the workpieces with different lengths can be placed in the placing cavity, so that the practicability of the whole round tube feeding mechanism is improved, the adjustment of the limiting plates can ensure that the two ends of the workpieces are respectively abutted against the mounting plate and the limiting plates in the process of workpiece transportation, the phenomenon that the workpieces are arranged on the ejector rods together in the process of conveying is avoided, and the stability of workpiece feeding is improved.

In the circular tube feeding mechanism, two ejector rods are arranged, the end faces of the ejector rods are inclined planes, and the end parts of the ejector rods are obliquely arranged towards the positioning seats.

The setting of this structure for the in-process of work piece material loading, the both ends of work piece are placed on corresponding ejector pin respectively, and the setting on inclined plane makes the ejector pin when the terminal surface parallel and level of positioning seat, in the work piece can be quick slide to the positioning seat, has improved the efficiency of work piece material loading, further has improved the stability of work piece material loading.

In the circular tube feeding mechanism, a plurality of tensioning wheels are arranged on the mounting plate and connected through a synchronous belt, one tensioning wheel is fixedly connected with the adjusting handle, and the screw rod is connected with the corresponding tensioning wheel.

The setting of this structure, a plurality of take-up pulleys make the regulation of limiting plate more stable, and can both adjust to the work piece of different length, need not set up a plurality of gears and adjust, can provide the regulation of optional position to the limiting plate, the phenomenon of skidding can not appear in the hold-in range, can accurate positioning, further improvement pipe feed mechanism's practicality and stability.

In the circular tube feeding mechanism, two screw rods are arranged, and the two screw rods are respectively positioned at the front end and the rear end of the limiting plate.

The setting of this structure for the removal of limiting plate is more stable, and the limiting plate can be pulled more easily, and pipe feed mechanism's regulation is more convenient, further has improved pipe feed mechanism's stability.

In the circular tube feeding mechanism, the lower end of the ejector rod is sunken to form a mounting groove, groove wall protrusions of the mounting groove form sliding strips, two sides of the lifting plate are sunken to form sliding grooves, and the sliding strips can be embedded into the sliding grooves and slide in the sliding grooves.

The setting of this structure for the draw runner on the ejector pin can slide in the sliding tray on the lifter plate, consequently when carrying out the material loading to the work piece of different length, can do the adjustment of adaptability to the position of ejector pin, thereby work piece conveying's stability is higher.

In the circular tube feeding mechanism, the lifting plate is provided with the adjusting sliding plate, the lifting plate is connected with the adjusting sliding plate, the sliding groove is arranged on the adjusting sliding plate, and the sliding groove is in a strip shape.

The setting of this structure for the lifter plate can be better with transmission pole one and transmission pole two be connected, make pipe feed mechanism's installation more convenient.

In the circular tube feeding mechanism, the first transmission rod and the second transmission rod are horizontally arranged, and the center line of the first transmission rod and the center line of the second transmission rod are located on the same plane.

The transmission rod I and the transmission rod II are arranged, so that the lifting plate can be more stable in the up-and-down moving process, and the transmission rod I and the transmission rod II are more conveniently placed in the base, so that the stability and convenience of the circular tube feeding mechanism are improved.

In the circular tube feeding mechanism, the end face of the abutting block, which is close to one end of the lifting plate, is a plane, and the end faces of the lifting plate are all planes.

The setting of this structure for stability is higher when pushing the lifter plate and remove at the butt plate, thereby has improved pipe feed mechanism's stability.

In the circular tube feeding mechanism, the bottom plate is obliquely arranged, and the height of the bottom plate, which is close to one end of the ejector rod, is lower than the height of the bottom plate, which is far away from one end of the ejector rod.

The setting of this structure for the work piece is in the in-process of conveying, can be quick with the work piece transmission to the ejector pin on, thereby pipe feed mechanism's stability is higher.

Compared with the prior art, the circular tube feeding mechanism has the advantages that: through setting up belt pulley, belt and driving motor for the ejector pin can be stable will carry out the material loading to the work piece, and belt pulley have cushioning effect to the driving force of motor, can more stable completion material loading's process, have improved the stability of work piece material loading.

Drawings

Fig. 1 is a schematic structural view of the round tube feeding mechanism after assembly.

Fig. 2 is a schematic structural view of the circular tube feeding mechanism.

Fig. 3 is a schematic structural diagram of the circular tube feeding mechanism after the feeding bin is assembled.

Fig. 4 is a partial enlarged view at a in fig. 2.

Fig. 5 is a partial enlarged view at B in fig. 3.

Fig. 6 is a schematic structural view of a mechanism for detecting and positioning a weld of a round tube.

In the figure, 1, a base; 11. a lifting plate; 111. a sliding groove; 112. adjusting the sliding plate; 12. a positioning rod; 13. a sliding sleeve; 14. a transmission rod I; 15. a transmission rod II; 16. a belt pulley; 17. a driving motor; 18. a belt; 19. an abutment block; 2. a positioning seat; 21. a limit groove; 22. a stop block; 23. a positioning block; 24. an inclined surface; 25. a first chute; 3. a feeding bin; 31. a limiting plate; 32. a mounting plate; 321. a sensor mounting plate; 322. a mounting rod; 33. a bottom plate; 331. a slide rail; 34. a placement cavity; 35. an adjusting handle; 36. a screw rod; 37. an adjustment aperture; 38. a nut; 39. a mounting shell; 4. a workpiece; 5. a push rod; 51. an inclined plane; 52. a mounting groove; 53. a slide bar; 6. a tensioning wheel; 61. a synchronous belt; 7. a rotating motor; 71. a relief groove; 72. a clamping block; 8. a proximity switch; 9. a sensor; 10. a clamping cylinder; 101. a limiting block; 102. a positioning groove; 103. a slide plate; 104. a second chute; 105. reinforcing plate.

Detailed Description

The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, the round tube feeding mechanism comprises a base 1, wherein a lifting plate 11, a positioning seat 2, a feeding bin 3 and two positioning rods 12 are arranged in the base 1, sliding sleeves 13 are arranged on the two positioning rods 12, two ends of the lifting plate 11 are respectively fixedly connected with the two sliding sleeves 13, a push rod 5 for placing a workpiece 4 is connected to the lifting plate 11, and the workpiece 4 in the feeding bin 3 can slide onto the push rod 5.

Specifically, as shown in fig. 1-6, a first transmission rod 14 and a second transmission rod 15 are further arranged in the base 1, a plurality of groups of belt pulleys 16 are arranged on the first transmission rod 14 and the second transmission rod 15, a driving motor 17 is connected to one of the belt pulleys 16, belts 18 are sleeved on each group of belt pulleys 16, the belts 18 are vertically arranged, abutting blocks 19 are arranged on the belts 18, the lifting plate 11 can abut against the abutting blocks 19, the driving motor 17 drives the belt pulleys 16 to rotate, and the lifting plate 11 drives the ejector rod 5 to move upwards until the workpiece 4 positioned on the ejector rod 5 is ejected out and slides into the positioning seat 2.

Working principle: the workpiece 4 in the feeding bin 3 is slid onto the ejector rod 5, at the moment, the driving motor 17 drives one of the belt pulleys 16 to move, the belt pulley 16 drives the other belt pulleys 16 to synchronously rotate, further the belt 18 is driven to move, the abutting block 19 on the belt 18 drives the lifting plate 11 to move upwards, the ejector rod 5 is arranged on the lifting plate 11, the ejector rod 5 drives the workpiece 4 to be detected to move upwards to the end face flush with the ejector rod 5 and the positioning seat 2, the workpiece 4 slides into the positioning seat 2 from the ejector rod 5, the workpiece 4 feeding process is completed, after the workpiece 4 is fed, the driving motor 17 is driven to reset the ejector rod 5, repeated feeding of the workpiece 4 can be realized, the belt pulley 16 is driven to move at a uniform speed by the driving motor 17 through the action of the belt pulley 16, the belt 18 and the lifting plate 11, the belt 18 and the belt pulley 16 have a buffer effect on the driving force of the motor, the workpiece 4 can be more stably fed in the workpiece 4 feeding process, and the workpiece 4 feeding stability is improved.

As shown in fig. 1-6, the feeding bin 3 is provided with a limiting plate 31, a mounting plate 32 and a bottom plate 33, the limiting plate 31 and the mounting plate 32 are arranged on the bottom plate 33, the limiting plate 31 and the mounting plate 32 are surrounded to form a placing cavity 34, the mounting plate 32 is positioned on one side of the feeding bin 3, the mounting plate 32 is provided with an adjusting handle 35, the adjusting handle 35 is connected with a screw rod 36, the limiting plate 31 is provided with an adjusting hole 37, the limiting plate 31 is provided with a nut 38 in the adjusting hole 37, the screw rod 36 can be embedded in the nut 38, and the screw rod 36 is driven to rotate and drive the limiting plate 31 to move by rotating the adjusting handle 35.

When the work piece 4 of different length needs to be examined, the accessible rotates adjustment handle 35, has realized the regulation to limiting plate 31 position, and then makes the work piece 4 of different length can both be placed in placing the chamber 34, has improved whole pipe feed mechanism's practicality, and limiting plate 31's regulation, can guarantee at the in-process of work piece 4 transportation, the both ends of work piece 4 are in mounting panel 32 and limiting plate 31 counterbalance respectively, avoided work piece 4 at the in-process of conveying, a plurality of work pieces 4 together set up the phenomenon on ejector pin 5, improved the stability of work piece 4 material loading.

As shown in fig. 1-6, two ejector rods 5 are provided, the end surfaces of the ejector rods 5 are inclined planes 51, and the end parts of the ejector rods 5 are obliquely arranged towards the positioning seat 2.

The setting of this structure for work piece 4 in-process of material loading, work piece 4's both ends are placed respectively on corresponding ejector pin 5, and inclined plane 51's setting makes when ejector pin 5 and positioning seat 2's terminal surface parallel and level, work piece 4 can be quick slide to in the positioning seat 2, has improved work piece 4 material loading's efficiency, further has improved work piece 4 material loading's stability.

As shown in fig. 1-6, the mounting plate 32 is provided with a plurality of tensioning wheels 6, the tensioning wheels 6 are connected through a synchronous belt 61, one tensioning wheel 6 is fixedly connected with the adjusting handle 35, and the screw rod 36 is connected with the corresponding tensioning wheel 6.

The setting of this structure, a plurality of take-up pulleys 6 make the regulation of limiting plate 31 more stable, and to the work piece 4 of different length can both be adjusted, need not set up a plurality of gears and adjust, can provide the regulation of optional position to limiting plate 31, the phenomenon of skidding can not appear in hold-in range 61, can accurate positioning, further improvement pipe feed mechanism's practicality and stability.

As shown in fig. 1 to 6, two screw rods 36 are provided, and the two screw rods 36 are respectively positioned at the front and rear ends of the limiting plate 31.

The setting of this structure for the removal of limiting plate 31 is more stable, and limiting plate 31 can be pulled more easily, and pipe feed mechanism's regulation is more convenient, further has improved pipe feed mechanism's stability.

As shown in fig. 1 to 6, the lower end of the ejector pin 5 is recessed to form a mounting groove 52, the groove wall of the mounting groove 52 is raised to form a slide bar 53, both sides of the lifting plate 11 are recessed to form a slide groove 111, and the slide bar 53 can be embedded in the slide groove 111 and slide in the slide groove 111.

The arrangement of this structure makes the sliding strip 53 on the ejector pin 5 slide in the sliding groove 111 on the lifting plate 11, so when loading the workpieces 4 with different lengths, the position of the ejector pin 5 can be adaptively adjusted, and the conveying stability of the workpieces 4 is higher.

As shown in fig. 1 to 6, the lifting plate 11 is provided with an adjusting slide plate 112, the lifting plate 11 is connected with the adjusting slide plate 112, the sliding groove 111 is provided on the adjusting slide plate 112, and the sliding groove 111 is in a long strip shape.

The setting of this structure for lifter plate 11 can be better with transfer line one 14 and transfer line two 15 are connected, make pipe feed mechanism's installation more convenient.

As shown in fig. 1-6, the first transmission rod 14 and the second transmission rod 15 are horizontally arranged, and the center line of the first transmission rod 14 and the center line of the second transmission rod 15 are positioned on the same plane.

The transmission rod I14 and the transmission rod II 15 are arranged, so that the lifting plate 11 can be more stable in the up-and-down moving process, and the transmission rod I14 and the transmission rod II 15 are more conveniently placed in the base 1, so that the stability and convenience of the circular tube feeding mechanism are improved.

As shown in fig. 1 to 6, the end face of the abutment block 19 near one end of the lifter plate 11 is a plane, and the end faces of the lifter plate 11 are both planes.

The arrangement of this structure makes the stability higher when the butt plate is pushing the lifter plate 11 to remove to the stability of pipe feed mechanism has been improved.

As shown in fig. 1 to 6, the bottom plate 33 is disposed obliquely, and the height of the bottom plate 33 near one end of the jack 5 is lower than the height of the bottom plate 33 far from the one end of the jack 5.

The setting of this structure for work piece 4 can be quick in the in-process of conveying on the work piece 4 is transmitted ejector pin 5, thereby pipe feed mechanism's stability is higher.

As shown in figures 1-6, the circular tube weld joint detection positioning mechanism comprises a base 1, wherein a feeding bin 3 and a positioning seat 2 are arranged on the base 1, and a bottom plate 33 capable of conveying workpieces 4 is arranged on the feeding bin 3.

As shown in fig. 1-6, a limiting groove 21 for placing the workpiece 4 is formed in the positioning seat 2, the workpiece 4 can rotate in the limiting groove 21, a rotating motor 7, a proximity switch 8 and a clamping cylinder 10 are arranged on the base 1, the rotating motor 7 is arranged on one side of the workpiece 4, a rotating groove 71 for embedding the end of the workpiece 4 is formed in one end of the rotating motor 7, the clamping cylinder 10 can push the workpiece 4 into the rotating groove 71 at one end of the workpiece 4, a sensor 9 capable of detecting welding seams of the workpiece 4 is arranged on the feeding bin 3, the rotating motor 7 can be driven to rotate when the proximity switch 8 detects that the workpiece 4 is positioned in the limiting groove 21, and the sensor 9 can detect welding seams of the workpiece 4.

Working principle: the workpiece 4 is firstly conveyed to the positioning seat 2 from the feeding bin 3, at the moment, the proximity switch 8 senses the workpiece 4, and sends detected signals to the rotating motor 7 and the clamping cylinder 10, the clamping cylinder 10 moves and pushes one end of the workpiece 4 into the rotating groove 71, the rotating motor 7 drives the workpiece 4 to rotate in the limiting groove 21, the sensor 9 detects welding seams of the rotating workpiece 4, after the welding seams are detected, the signals are transmitted to the rotating motor 7, at the moment, the rotating motor 7 stops rotating, the clamping cylinder 10 and the rotating motor 7 loosen pipe fittings, the detection of the welding seams of the workpiece 4 is completed, the rotating motor 7 and the clamping cylinder 10 are adopted in the structure, whether the workpiece 4 is located in the limiting groove 21 is detected through the proximity switch 8, and then the signals are sent to the rotating motor 7 and the clamping cylinder 10, so that the welding seam detection of the whole workpiece 4 is more convenient, and the welding seam detection efficiency of the workpiece 4 is improved.

As shown in fig. 1-6, the positioning seat 2 is protruded to form a stop block 22, the stop block 22 is arranged on one side far away from the feeding bin 3, and the side wall of one side of the stop block 22 is connected with the groove wall of the limit groove 21.

By means of the structure, when the workpiece 4 rotates in the limiting groove 21, the workpiece 4 is not easy to deviate from the limiting groove 21, stability of the welding seam detection positioning mechanism is further improved, and therefore efficiency of welding seam detection of the workpiece 4 is improved.

As shown in fig. 1-6, one side of the feeding bin 3 is provided with a mounting shell 39, a rotating motor 7 is arranged in the mounting shell 39, a motor shaft of the rotating motor 7 is provided with a clamping block 72, a rotating groove 71 is arranged in the clamping block 72, a limiting block 101 is arranged on the clamping cylinder 10, and a positioning groove 102 for placing the end part of the workpiece 4 is arranged in the limiting block 101.

The setting of this structure for the both ends of work piece 4 set up respectively in clamping piece 72 and stopper 101, make work piece 4 be difficult for deviating from in rotating motor 7 at pivoted in-process, when the internal diameter size of work piece 4 simultaneously, only need change clamping piece 72 and stopper 101 the size can, improved pipe welding seam detection positioning mechanism's practicality and efficiency.

As shown in fig. 1-6, the positioning seat 2 comprises two positioning blocks 23, the limiting groove 21 is formed in the positioning blocks 23, and the positioning blocks 23 are provided with inclined surfaces 24.

The two positioning blocks 23 are arranged, so that friction force between the workpiece 4 and the positioning seat 2 in the rotation process is reduced, the workpiece 4 rotates more smoothly, and the inclined surface 24 is arranged, so that the workpiece 4 entering the positioning blocks 23 from the feeding bin 3 can be quickly embedded into the limiting groove 21, and the efficiency of the welding seam detection positioning mechanism is improved.

As shown in fig. 1-6, a sliding rail 331 is disposed on the feeding bin 3, one positioning block 23 is located in the middle of the feeding bin 3, a sliding groove one 25 is disposed at an end of the positioning block 23, and the sliding rail 331 can be embedded into the sliding groove one 25 and can drive the positioning block 23 to slide on the sliding rail 331.

Due to the arrangement of the structure, the position of the positioning block 23 can be adjusted according to the length of the workpiece 4 because the length of the workpiece 4 is different, the stability of the workpiece 4 in the limiting groove 21 is improved, the phenomenon that the workpiece 4 is not well controlled in the rotating process is avoided, and the efficiency of the welding seam detection positioning mechanism is improved.

As shown in fig. 1 to 6, the feeding bin 3 is provided with a sensor mounting plate 321, the sensor mounting plate 321 is provided with a mounting rod 332, the sensor 9 is arranged on the mounting rod 332, the sensor 9 is arranged in a suspended manner, and the sensor 9 can be arranged opposite to the workpiece 4.

The position of the sensor 9 is set, so that the detection of the workpiece 4 is facilitated, in the detection process, the workpiece 4 is only rotated, and the sensor 9 is kept still, so that the detection result can be more accurate, and the stability of the welding seam detection positioning mechanism is improved.

As shown in fig. 1-6, the feeding bin 3 is provided with a limiting plate 31, a mounting plate 32 and a bottom plate 33, the limiting plate 31 and the mounting plate 32 are arranged on the bottom plate 33, a placing cavity 34 is formed by surrounding the bottom plate 33, the limiting plate 31 and the mounting plate 32, an adjusting handle 35 is arranged on the mounting plate 32, a screw rod 36 is connected to the adjusting handle 35, an adjusting hole 37 is formed in the limiting plate 31, a nut 38 is arranged in the adjusting hole 37 of the limiting plate 31, the screw rod 36 can be embedded in the nut 38, and the screw rod 36 is driven to rotate and drive the limiting plate 31 to move by rotating the adjusting handle 35.

When the work piece 4 of different length needs to be examined, the accessible rotates adjustment handle 35, has realized the regulation to limiting plate 31 position, and then make work piece 4 of different length can both be placed in placing the chamber 34, the practicality of whole pipe welding seam detection positioning mechanism has been improved, and the regulation of limiting plate 31, can guarantee at the in-process of work piece 4 transportation, the both ends of work piece 4 are in mounting panel 32 and limiting plate 31 counterbalance respectively, the in-process of work piece 4 at the conveying has been avoided, a plurality of work pieces 4 together set up the phenomenon on ejector pin 5, the stability of work piece 4 conveying has been improved, thereby the efficiency of welding seam detection positioning mechanism has been improved.

As shown in fig. 1 to 6, the base 1 is provided with a push rod 5, and the push rod 5 ejects the workpiece 4 of the bottom plate 33 near one end of the positioning block 23 and enables the workpiece 4 to slide into the limit groove 21 along the inclined surface 24 of the positioning block 23.

The setting of this structure has ensured that the work piece 4 that is located in the spacing groove 21 is a work piece 4, has avoided a plurality of work pieces 4 to be located in the spacing groove 21, leads to detecting the condition that can't go on, has improved weld detection positioning mechanism's efficiency.

As shown in fig. 1-6, a sliding plate 103 is arranged at one end of the clamping cylinder 10, the sliding plate 103 is L-shaped, a second sliding groove 104 is arranged at one end of the sliding plate 103, and the sliding rail 331 can be embedded into the second sliding groove 104 and can drive the sliding plate 103 to slide on the sliding rail 331.

The setting of this structure, press from both sides tight cylinder 10 and can slide on slide rail 331 for when pushing the work piece 4 that is different to length and lean on, can adjust the position of pressing from both sides tight cylinder 10, press from both sides the regulation of tight cylinder 10 more convenient and succinct, made things convenient for staff's operation, make the welding seam detect the further promotion of positioning mechanism's efficiency.

As shown in fig. 1 to 6, one end of the sliding plate 103 can be connected with the limiting plate 31, and the sliding plate 103 can slide along with the sliding of the limiting plate 31, and a reinforcing plate 105 is further arranged on the sliding plate 103.

The setting of this structure for press from both sides tight cylinder 10 and do not need manual regulation, press from both sides tight cylinder 10 and slide along with the slip of limiting plate 31, realized pressing from both sides the synchronism of tight cylinder 10 and limiting plate 31, make whole welding seam detect positioning mechanism's regulation more convenient, improved welding seam detect positioning mechanism's efficiency.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a pipe feed mechanism, includes base (1), be equipped with lifter plate (11), positioning seat (2), feeding storehouse (3) and two locating levers (12) in base (1), all be equipped with sliding sleeve (13) on two locating levers (12), the both ends of lifter plate (11) link firmly with two sliding sleeve (13) respectively, connect ejector pin (5) on lifter plate (11), ejector pin (5) are located the one end of feeding storehouse (3), a serial communication port, still be equipped with transfer line one (14) and transfer line two (15) in base (1), all be equipped with a plurality of groups belt pulley (16) on transfer line one (14) and the transfer line two (15), be connected with driving motor (17) on one of them belt pulley (16), all overlap on every group belt pulley (16) and be equipped with belt (18) vertical setting, all be equipped with on belt (18) and support and lean on piece (19), lifter plate (11) can lean on with support piece (19) offset, be equipped with on storehouse (3) board (31) and mounting panel (33), mounting panel (33) are located on (33), mounting panel (33) Limiting plate (31) and mounting panel (32) surround and form and place chamber (34), mounting panel (32) are located one side of feeding storehouse (3), be equipped with adjustment handle (35) on mounting panel (32), be connected with lead screw (36) on adjustment handle (35), be equipped with regulation hole (37) on limiting plate (31), limiting plate (31) are equipped with nut (38) in regulation hole (37), lead screw (36) can imbed in nut (38) to drive lead screw (36) through rotating adjustment handle (35) and rotate and drive limiting plate (31) and remove, the lower extreme of ejector pin (5) is sunken to form mounting groove (52), the cell wall of mounting groove (52) is protruding to form draw runner (53), the both sides of lifter plate (11) are sunken to form sliding tray (111), draw runner (53) can imbed in sliding tray (111) and slide in sliding tray (111).

2. The round tube feeding mechanism according to claim 1, wherein two ejector rods (5) are arranged, the end faces of the ejector rods (5) are inclined planes (51), and the end portions of the ejector rods (5) are obliquely arranged towards the positioning seat (2).

3. The circular tube feeding mechanism according to claim 1, wherein the mounting plate (32) is provided with a plurality of tensioning wheels (6), the tensioning wheels (6) are connected through a synchronous belt (61), one tensioning wheel (6) is connected with a motor shaft of the adjusting handle (35), and the screw rod (36) is connected with the tensioning wheels (6).

4. The round tube feeding mechanism according to claim 1, wherein two screw rods (36) are arranged, and the two screw rods (36) are respectively positioned at the front end and the rear end of the limiting plate (31).

5. The round tube feeding mechanism according to claim 1 or 2, wherein two ejector rods (5) are arranged, the two ejector rods (5) are connected with the lifting plate (11), and the axial leads of the two ejector rods (5) are positioned on the same plane.

6. The round tube feeding mechanism according to claim 1 or 2, wherein the first transmission rod (14) and the second transmission rod (15) are horizontally arranged, and the central line of the first transmission rod (14) and the central line of the second transmission rod (15) are located on the same plane.

7. The round tube feeding mechanism according to claim 1 or 2, wherein the end face of the abutting block (19) close to one end of the lifting plate (11) is a plane, and the end faces of the lifting plate (11) are all planes.

8. The round tube feeding mechanism according to claim 1, wherein the bottom plate (33) is obliquely arranged, and the height of one end of the bottom plate (33) close to the ejector rod (5) is lower than the height of one end of the bottom plate (33) far away from the ejector rod (5).