CN214719452U - Pipe fitting heading machine - Google Patents

Abstract

The application relates to a pipe fitting heading machine which comprises a rack, wherein an upper pressing block and a lower cushion block are respectively and relatively arranged on the rack, stamping holes are respectively and relatively arranged on the upper pressing block and the lower cushion block, a support frame is also arranged on the rack, a support table is arranged on the support frame, a fixing frame is arranged on the support table, a fixing block is arranged on the fixing frame, an arc-shaped limiting groove matched with one stamping hole of the lower cushion block is formed in the fixing block, a limiting block is further arranged on the support frame, a limiting plate is arranged on the limiting block, and the fixing block is positioned between the limiting plate and the lower cushion block; when one end of the pipe fitting erected in the limiting groove is tightly abutted against the limiting block, the other end of the pipe fitting extends to the punching position in the punching hole. The application has the technical effects that: the angle or position error between pipe fitting and the punching press hole when having reduced artifical material loading to the processing effect of pipe fitting has been promoted.

Description

Pipe fitting heading machine

Technical Field

The application relates to the technical field of metal processing, in particular to a pipe fitting heading machine.

Background

In the metal processing industry, before a steel pipe enters a subsequent drawing process, the head of the steel pipe is usually required to be subjected to necking treatment, so that the diameter of the head of the steel pipe is reduced to facilitate the steel pipe to enter a drawing machine, and the necking step is generally completed through a heading machine.

Notice No. CN204747173U discloses a machine of taking lead suitable for processing of seamless steel pipe, the on-line screen storage device comprises a base, the host computer, go up the installation piece, install the piece down, go up briquetting and lower cushion, the host computer sets up on the base, it passes through the lifter setting on the host computer to go up the installation piece, and be provided with the mounting groove on last installation piece, it sets up on the base to install the piece down, and be provided with the mounting groove under on the installation piece, upward be provided with the punching press hole on the briquetting, the fixture block, and pass through the connecting rod with the fixture block, mounting nut fixes in the mounting groove on last installation piece, be provided with the punching press hole on the cushion down, the fixture block, and pass through the connecting rod with the fixture block, mounting nut fixes in the mounting groove on installing the piece under.

The technical scheme has the following defects: when the heading machine is used for processing small-caliber pipe fittings such as capillary stainless steel pipes, workers are required to manually place one end of each pipe fitting into the corresponding stamping hole; the angle or position deviation between the pipe fitting and the punching hole easily occurs in the feeding processing mode, so that the stress of the pipe fitting is uneven, and the processing quality of the pipe fitting is further influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve the processingquality of pipe fitting, the application provides a pipe fitting machine of taking lead adopts following technical scheme: a pipe fitting heading machine comprises a rack, wherein an upper pressing block and a lower cushion block are respectively and oppositely arranged on the rack, stamping holes are respectively and oppositely arranged on the upper pressing block and the lower cushion block, a support frame is also arranged on the rack, a support table is arranged on the support frame, a fixing frame is arranged on the support table, a fixing block is arranged on the fixing frame, an arc-shaped limiting groove matched with one stamping hole of the lower cushion block is formed in the fixing block, a limiting block is also arranged on the support table, a limiting plate is arranged on the limiting block, and the fixing block is positioned between the limiting plate and the lower cushion block; when one end of the pipe fitting erected in the limiting groove is tightly abutted against the limiting block, the other end of the pipe fitting extends to the punching position in the punching hole.

Through the technical scheme, need beat the pipe fitting man-hour, the staff can at first place the limiting groove with the pipe fitting, then the position of adjustment pipe fitting makes its one end support tightly each other with the limiting plate, the pipe fitting can stably keep the punching press angle with punching press pore phase-match under the restriction of limiting groove, the pipe fitting can stably keep in suitable punching press position under the restriction of limiting plate, the artifical material loading in-process has been reduced, angle or position skew lead to the inhomogeneous possibility of pipe fitting atress between pipe fitting and the punching press hole, thereby the processingquality of pipe fitting has been improved.

Optionally, a sliding groove is formed in the limiting block, a lead screw is connected to the sliding groove in a rotating mode, a hand wheel is fixedly arranged at one end of the lead screw in a fixing sleeve mode, a sliding block is arranged on the limiting plate, the sliding block is connected in the sliding groove in a sliding mode, and the lead screw penetrates through the sliding block and is in threaded connection with the sliding block.

Through above-mentioned technical scheme, the staff can drive the lead screw through rotating the hand wheel and rotate, drives slider and limiting plate then and adjusts the spacing between limiting plate and the lower bolster along the mode that the lead screw removed to the limiting plate can carry on spacingly to the pipe fitting of different length, thereby has promoted the suitability of limiting plate to different length pipe fittings.

Optionally, a graduated scale is arranged on the limiting block, the graduated scale is parallel to the sliding groove, an indicating rod is arranged on the end face, facing the graduated scale, of the sliding block, and the indicating rod extends to the upper portion of the graduated scale.

Through above-mentioned technical scheme, the setting of instruction pole and scale still has the effect of instructing limiting plate current position to when the staff is adjusting the position of limiting plate, can adjust the limiting plate to suitable position according to the quick and accurate of instruction of scale and instruction pole.

Optionally, two rotating grooves are respectively formed in the sliding block, the screw rod is located between the two rotating grooves, rollers partially extending out of the rotating grooves are respectively rotatably connected in the two rotating grooves, and the two rollers respectively abut against two groove walls of the sliding groove in the width direction of the sliding groove.

Through the technical scheme, when the sliding block moves along the sliding groove under the driving of the screw rod, the two rolling wheels can be tightly supported in the sliding groove to rotate under the driving of the sliding block, so that the friction resistance of the sliding block when the sliding block moves along the sliding groove is reduced, and the position of the limiting plate can be adjusted in a labor-saving manner by a worker.

Optionally, the limiting block is provided with a fastening bolt penetrating through the limiting block and having a threaded connection part extending into the sliding groove, one end of the fastening bolt located in the sliding groove is rotatably connected with a fastening plate, a rubber pad is arranged on an end surface of the fastening plate, which is away from the fastening bolt, and the rubber pad is fastened between the screw rod and the fastening plate.

Through above-mentioned technical scheme, the rubber pad supports the setting of tight on the lead screw and has increased the lead screw for the frictional resistance when the spout rotates, has reduced the lead screw and has rotated under the effect of external force, leads to the limiting plate to remove the possibility that influences pipe fitting machining precision along the spout under the drive of slider to the machining precision of pipe fitting has further been strengthened.

Optionally, a shock pad is arranged between the limiting block and the supporting table, a plurality of shock absorption holes are formed in the shock pad in the vertical direction, a plurality of shock absorption springs are respectively arranged in the shock absorption holes, and the shock pad and the shock absorption springs are all abutted between the limiting block and the supporting table.

Through the technical scheme, the shock absorption pad and the shock absorption spring have the effects of shock absorption and energy absorption, and the shaking amplitude of the limiting block in the stamping process is reduced, so that the possibility that the screw rod in the limiting block rotates under the action of external force is reduced, and the limiting plate can be used for limiting pipe fittings stably.

Optionally, the fixing frame is penetrated and connected with two connecting bolts in a threaded manner, and the supporting table is correspondingly provided with a plurality of thread grooves matched with the connecting bolts; when the two connecting bolts are correspondingly and respectively connected in the thread grooves in a threaded manner, the fixing blocks are respectively aligned with the plurality of stamping holes.

Through the technical scheme, when the pipe fittings with different pipe diameters are required to be processed, the fixing frame can be detached from the supporting table in a bolt detaching mode by workers, the fixing frame matched with the pipe diameter of the pipe fitting to be processed is replaced, the fixing frame is in threaded connection with the punching hole matched with the pipe fitting to be processed, so that the fixing frame can limit the angle of the pipe fittings with different pipe diameters, and the applicability of the fixing frame to the pipe fittings with different pipe diameters is improved.

Optionally, the fixed frame is provided with two positioning columns, and the supporting table is correspondingly provided with a plurality of positioning grooves matched with the positioning columns; when the two positioning columns are correspondingly inserted into the two positioning grooves respectively, the two connecting bolts are aligned with the two thread grooves.

Through above-mentioned technical scheme, reference column and constant head tank have the effect of instructing the location to in the time of the staff installing the mount, can correspond the mode of pegging graft in the constant head tank with the reference column, align each other with the connecting bolt on the mount and the thread groove on the brace table fast, thereby efficiency when having promoted the staff and installing the mount.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the limiting groove on the fixing block can limit the angle of the pipe fitting relative to the punching hole, and the limiting plate can limit the position of the pipe fitting relative to the punching hole, so that the angle or position error between the pipe fitting and the punching hole during manual feeding is reduced, and the machining effect of the pipe fitting is improved;

2. spacing between limiting plate and the punching press hole is adjustable to the limiting plate can carry out the position to the pipe fitting of different length and prescribe a limit to, thereby has promoted the suitability of limiting plate to different length pipe fittings.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is an exploded view of an embodiment of the present application for embodying a positioning post.

Fig. 3 is an enlarged schematic view at a in fig. 1.

Fig. 4 is a schematic cross-sectional structure diagram for embodying a damping spring according to an embodiment of the present application.

Reference numerals: 1. a frame; 2. pressing the blocks; 3. a lower cushion block; 4. punching a hole; 5. a support frame; 6. a support table; 7. a fixed mount; 8. a fixed block; 9. a limiting groove; 10. a limiting block; 11. a limiting plate; 12. a chute; 13. a screw rod; 14. a hand wheel; 15. a slider; 16. a graduated scale; 17. an indication lever; 18. a rotating groove; 19. a roller; 20. tightly abutting against the bolt; 21. a propping plate; 22. a rubber pad; 23. a shock pad; 24. a shock absorbing hole; 25. a damping spring; 26. a connecting bolt; 27. a thread groove; 28. a positioning column; 29. and (6) positioning a groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a pipe fitting heading machine.

As shown in fig. 1, the pipe fitting heading machine comprises a frame 1, wherein an upper pressing block 2 and a lower cushion block 3 are sequentially arranged on the frame 1 along the vertical direction, a plurality of stamping holes 4 are respectively and oppositely formed in the upper pressing block 2 and the lower cushion block 3, a support frame 5 is fixedly connected to one side of the frame 1, a support table 6 is arranged on the support frame 5 along the horizontal direction, a fixed frame 7 and a limit block 10 are respectively connected to the support table 6, and the fixed frame 7 is positioned between the limit block 10 and the lower cushion block 3; one end of the fixing frame 7, which is far away from the supporting table 6, is fixedly connected with a fixing block 8, and the end face, which is far away from the fixing frame 7, of the fixing block 8 is provided with a limiting groove 9 matched with one of the punching holes 4; when the pipe is erected in the limiting groove 9, the pipe and the punching hole 4 are located at the same height and at a proper punching angle.

As shown in fig. 1, the limiting block 10 is connected with a limiting plate 11, the limiting plate 11 is perpendicular to the pipe fitting erected in the limiting groove 9, and when one end of the pipe fitting erected in the limiting groove 9 abuts against the limiting plate 11, the other end of the pipe fitting is inserted into the punching hole 4 and located at a proper punching position. Consequently, need to beat the pipe fitting man-hour, the staff accessible erects the pipe fitting in spacing groove 9 to make pipe fitting one end support the mode tightly on limiting plate 11, adjust the pipe fitting to suitable punching press angle and punching press position fast, angle and position error when having reduced artifical to the pipe fitting material loading, thereby promoted the machining effect of pipe fitting.

As shown in fig. 1 and 2, the fixing frame 7 is provided with two connecting bolts 26, the supporting platform 6 is correspondingly provided with a plurality of thread grooves 27 matched with the connecting bolts 26, and when the fixing frame 7 is bolted on the supporting platform 6 in a manner that the two connecting bolts 26 are respectively screwed in different thread grooves 27, the limiting grooves 9 on the fixing block 8 are respectively corresponding to different punching holes 4. Consequently, need add man-hour to the pipe fitting of different pipe diameters, the mode that staff's accessible bolt was dismantled unloads mount 7, change spacing groove 9 then and wait to process pipe fitting assorted mount 7, will with wait to process pipe fitting assorted mount 7 and pass through bolted connection's mode, correspond to connect in 4 departments with pipe fitting assorted punching press hole, so that spacing groove 9 on the fixed block 8 can carry out the angle restriction to the pipe fitting of different pipe diameters, thereby promoted the suitability of fixed block 8 to different pipe diameter pipe fittings.

As shown in fig. 2, two positioning columns 28 are further fixedly connected to the end surface of the fixed frame 7 facing the supporting table 6, a plurality of positioning grooves 29 matched with the positioning columns 28 are correspondingly formed in the supporting table 6, and when the two positioning columns 28 are respectively and correspondingly inserted into the plurality of positioning columns 28, the connecting bolts 26 on the fixed frame 7 are respectively aligned with the plurality of thread grooves 27; when installing mount 7, can be through the mode of pegging graft locating column 28 correspondence in the constant head tank 29 of corresponding position department with the staff so that, with mount 7 pre-fixing suitable mounted position fast to the efficiency when having promoted the staff and installing mount 7.

As shown in fig. 2 and fig. 3, the stopper 10 has seted up spout 12 along self length direction on deviating from the terminal surface of brace table 6, wear to establish and the swivelling joint has lead screw 13 along self length direction in the spout 12, a tip that mount 7 was kept away from to lead screw 13 extends stopper 10, and lead screw 13 extends the fixed cover of one end of stopper 10 and is equipped with hand wheel 14, fixedly connected with and spout 12 assorted slider 15 on the terminal surface of limiting plate 11 orientation spout 12, slider 15 slides and connects in spout 12 and partly extend spout 12, slider 15 is worn to establish by lead screw 13 and slider 15 threaded connection with slider 15.

As shown in fig. 2 and 3, two rotation grooves 18 are respectively formed in the slider 15, the lead screw 13 is located between the two rotation grooves 18, rollers 19 partially extending out of the rotation grooves 18 are rotatably connected in the rotation grooves 18 along the vertical direction, the two rollers 19 respectively abut against two groove walls of the sliding groove 12 along the width direction of the sliding groove, and the arrangement of the rollers 19 reduces the friction resistance between the slider 15 and the sliding groove 12 and improves the smoothness of the slider 15 moving along the sliding groove 12. Consequently, the staff can rotate through the comparatively laborsaving drive lead screw 13 of the mode of rotating hand wheel 14, and slider 15 and limiting plate 11 can remove along spout 12 under the drive of lead screw 13 to reached and carried out the effect adjusted the interval between limiting plate 11 and the mount 7, so that limiting plate 11 can carry out spacingly to the pipe fitting of different length, thereby promoted the suitability of limiting plate 11 to different length pipe diameters.

As shown in fig. 1 and fig. 3, fixedly connected with scale 16 on the terminal surface that the stopper 10 kept away from the brace table 6, scale 16 and spout 12 are parallel to each other, and slider 15 is towards on the terminal surface of scale 16 along horizontal direction fixedly connected with indicator 17, and one end portion that indicator 17 kept away from slider 15 extends to the top of scale 16, and the scale interval that indicator 17 corresponds is the same with the interval between limiting plate 11 and the lower bolster 3. Therefore, the indication rod 17 and the graduated scale 16 have the effect of indicating the spacing between the limiting plate 11 and the lower cushion block 3, so that when the position of the limiting plate 11 is adjusted by a worker, the limiting plate 11 can be quickly adjusted to the position matched with the length of the pipe to be processed according to the indication of the indication rod 17 and the graduated scale 16, and the efficiency and the precision of the worker in adjusting the limiting plate 11 are improved.

As shown in fig. 3 and 4, a shock pad 23 made of rubber is bonded between the limiting block 10 and the support table 6, a plurality of shock absorbing holes 24 are formed in the shock pad 23 in the vertical direction, shock absorbing springs 25 are respectively arranged in the shock absorbing holes 24 in a penetrating manner, one end of each shock absorbing spring 25 is fixedly connected to the support table 6, and the other end of each shock absorbing spring abuts against the limiting block 10; when support frame 5 shakes under the drive of frame 1 in the pipe fitting punching process, damping spring 25 and shock pad 23 can receive the force and contract and have the effect of shock attenuation energy-absorbing, have reduced stopper 10 and shake under the drive of support frame 5 and lead to lead screw 13 pivoted probably to limiting plate 11 can be stable restrict the position of pipe fitting, thereby further promoted the processing effect of pipe fitting.

As shown in fig. 3 and 4, the limiting block 10 is provided with a tightening bolt 20 penetrating in the horizontal direction and in threaded connection with a portion extending into the sliding groove 12, the tightening bolt 20 and the screw rod 13 are located at the same height, the end portions of the tightening bolt 20 located in the sliding groove 12 are rotatably connected with tightening plates 21, a rubber pad 22 is bonded on the end surface of the tightening plate 21 away from the tightening bolt 20, and the rubber pad 22 is located between the screw rod 13 and the tightening plate 21. Therefore, after the worker rotates the screw rod 13 to a proper position, the worker can rotate the tightening bolt 20 to drive the tightening plate 21 and the rubber pad 22 to move towards the screw rod 13 until the rubber pad 22 is tightened between the tightening plate 21 and the screw rod 13; under the restriction of rubber pad 22, lead screw 13 is difficult for driving limiting plate 11 to remove along spout 12 under the effect of external force, has further strengthened limiting plate 11's stability to the machining precision of pipe fitting has further been strengthened.

The implementation principle of the embodiment of the application is as follows: when the pipe fitting needs to be headed, a worker can firstly replace the fixing frame 7 matched with the pipe fitting according to the pipe diameter of the pipe fitting, correspondingly install the fixing frame 7 at the position of the stamping hole 4 corresponding to the pipe fitting to be processed, then rotate the hand wheel 14 according to the length of the pipe fitting to adjust the position of the limiting plate 11 until the distance between the limiting plate 11 and the lower cushion block 3 is matched with the length of the pipe fitting, and then rotate the abutting bolt 20 to abut the rubber pad 22 on the screw rod 13, so that the screw rod 13 is difficult to drive the limiting plate 11 to move under the action of external force, and the limiting plate 11 can be stably stopped at the adjusted proper position; then, the worker can quickly adjust and place the pipe fitting to a proper processing position by erecting the pipe fitting in the limiting groove 9 on the fixing frame 7 and adjusting the position of the pipe fitting to enable one end, which does not need to be headed, to be tightly abutted against the limiting plate 11; spacing groove 9 on the fixed block 8 can restrict the pipe fitting for the angle of punching press hole 4, and limiting plate 11 can restrict the position of pipe fitting for punching press hole 4, angle or position error between pipe fitting and punching press hole 4 when having reduced artifical material loading to the machining effect of pipe fitting has been promoted.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a pipe fitting machine of taking lead, includes frame (1), be equipped with briquetting (2) and lower cushion (3) respectively relatively in frame (1), it still is equipped with punching press hole (4) its characterized in that relatively respectively on briquetting (2) and lower cushion (3) to go up: the support frame (1) is further provided with a support frame (5), the support frame (5) is provided with a support table (6), the support table (6) is provided with a fixed frame (7), the fixed frame (7) is provided with a fixed block (8), the fixed block (8) is provided with an arc-shaped limiting groove (9) matched with one punching hole (4) of the lower cushion block (3), the support table (6) is further provided with a limiting block (10), the limiting block (10) is provided with a limiting plate (11), and the fixed block (8) is located between the limiting plate (11) and the lower cushion block (3); when one end of the pipe piece erected in the limiting groove (9) is tightly abutted against the limiting block (10), the other end of the pipe piece extends to the punching position in the punching hole (4).

2. The pipe heading machine of claim 1, wherein: the novel screw rod is characterized in that a sliding groove (12) is formed in the limiting block (10), a screw rod (13) is connected to the sliding groove (12) in a rotating mode, a hand wheel (14) is arranged on the fixed sleeve of one end of the screw rod (13), a sliding block (15) is arranged on the limiting plate (11), the sliding block (15) is connected to the sliding groove (12) in a sliding mode, and the screw rod (13) penetrates through the sliding block (15) and is in threaded connection with the sliding block (15).

3. The pipe heading machine of claim 2, wherein: be equipped with scale (16) on stopper (10), scale (16) are parallel to each other with spout (12), slider (15) are equipped with on the terminal surface towards scale (16) and indicate pole (17), indicate pole (17) part to extend to the top of scale (16).

4. The pipe heading machine of claim 2, wherein: two rotating grooves (18) are respectively formed in the sliding block (15), the screw rod (13) is located between the two rotating grooves (18), rollers (19) partially extending out of the rotating grooves (18) are respectively and rotatably connected in the two rotating grooves (18), and the two rollers (19) are respectively and tightly abutted to two groove walls of the sliding groove (12) in the width direction of the sliding groove.

5. The pipe heading machine of claim 2, wherein: the screw rod structure is characterized in that the limiting block (10) is provided with a tight supporting bolt (20) which penetrates through the limiting block and is in threaded connection with a part extending into the sliding groove (12), one end, located in the sliding groove (12), of the tight supporting bolt (20) is rotatably connected with a tight supporting plate (21), a rubber pad (22) is arranged on the end face, deviating from the tight supporting bolt (20), of the tight supporting plate (21), and the rubber pad (22) is tightly supported between the screw rod (13) and the tight supporting plate (21).

6. The pipe heading machine of claim 2, wherein: be equipped with shock pad (23) between stopper (10) and brace table (6), a plurality of shock attenuation holes (24) have been seted up along vertical direction on shock pad (23), and is a plurality of be equipped with damping spring (25) in shock attenuation hole (24) respectively, shock pad (23) and damping spring (25) are all supported tightly between stopper (10) and brace table (6).

7. The pipe heading machine of claim 1, wherein: the fixing frame (7) is penetrated and connected with two connecting bolts (26) in a threaded manner, and the supporting table (6) is correspondingly provided with a plurality of thread grooves (27) matched with the connecting bolts (26); when the two connecting bolts (26) are correspondingly screwed in the thread grooves (27), the fixing blocks (8) are aligned with the punching holes (4).

8. The pipe heading machine of claim 7, wherein: two positioning columns (28) are arranged on the fixed frame (7), and a plurality of positioning grooves (29) matched with the positioning columns (28) are correspondingly formed in the supporting table (6); when the two positioning columns (28) are correspondingly inserted into two positioning grooves (29), the two connecting bolts (26) and the two thread grooves (27) are aligned with each other.

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