CN113000684A - End flattening equipment for machining automobile bumper reinforcing pipe and using method thereof - Google Patents

Abstract

The invention relates to the field of automobile part processing equipment, in particular to end flattening equipment for processing an automobile bumper reinforcing pipe and a using method thereof. The end flattening equipment for machining the reinforcing pipe of the automobile bumper and the using method of the end flattening equipment achieve automatic material supplementing, material discharging and material discharging, workers do not need to operate the reinforcing pipe, labor intensity is greatly reduced, production efficiency is improved, the workers cannot be injured, the flattening effect of the reinforcing pipe is increased, and machining quality of the reinforcing pipe is improved.

Description

End flattening equipment for machining automobile bumper reinforcing pipe and using method thereof

Technical Field

The invention relates to the field of automobile part processing equipment, in particular to end flattening equipment for processing an automobile bumper reinforcing pipe and a using method thereof.

Background

When the reinforcing pipe of the automobile bumper is machined, the end part of the reinforcing pipe needs to be flattened, and then the flattened end part needs to be drilled, so that the reinforcing pipe can be conveniently installed and connected with other parts. When the prior reinforcing pipe is used for flattening the end part, the end part of the reinforcing pipe is placed at the working position of the hammer forging equipment by a worker, then the hammer forging equipment is operated to forge and flatten the end part of the reinforcing pipe at the working position, so the labor intensity is higher, and the vibration generated when the hammer head of the hammer forging equipment performs hammering at the end part of the low-cost tube can be transmitted to the arm of a worker through the reinforcing tube, thereby causing damage to the arm of the worker, and the end of the reinforcing pipe cannot be completely and rightly placed at the hammering position of the hammer head due to human error, thereby causing the stress point of the reinforced pipe to be offset, on one hand, causing secondary processing or scrapping, on the other hand, causing the reinforced pipe to bounce due to the hammer head, in view of the danger of damage to surrounding workers or equipment, an end flattening device for machining a reinforcing tube of an automobile bumper and a using method thereof are provided.

Disclosure of Invention

The invention aims to provide an end flattening device for processing an automobile bumper reinforcing pipe and a using method thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an end flattening equipment is used in processing of car bumper reinforcement pipe, the on-line screen storage device comprises a base, be provided with on the base and be used for carrying the intermittent type formula feeding mechanism who treats the processing reinforcement pipe one by one, be fixed with vertical ascending support on the base, the upper end of support is fixed with a supporting bench, be provided with on the supporting bench and be used for treating the processing reinforcement pipe and pound flat hammer forging mechanism, intermittent type formula feeding mechanism is connected with the transmission of hammer forging mechanism, be provided with the supplementary energy storage mechanism that is used for increasing hammer forging mechanism hammer forging energy on the intermittent type formula feeding mechanism, hammer forging mechanism is connected with supplementary energy storage mechanism transmission.

Preferably, the intermittent type formula feeding mechanism includes the backup pad of two relative settings, and the backup pad is perpendicular and fix on the base, and the upper end of backup pad is fixed with the hammer forging frame, two the hammer forging frame is parallel to each other and the symmetry formula sets up, and the opposite side of hammer forging frame has set gradually benefit silo, hammer forging groove and blowpit along length direction, and the hammer forging trench is located hammer forging mechanism under, and the distance of hammer forging groove apart from the benefit silo equals with the distance of hammer forging groove apart from the blowpit, and one side of feeder hopper back from the hammer forging groove is fixed with the flitch, and the flitch slope is upwards set up, and the one end that the flitch kept away from the benefit silo is higher than the benefit silo, the bottom fixed connection stock guide of blowpit, and the stock guide slope sets up downwards, and the one end that the stock guide kept away from the blowpit is less than.

Preferably, intermittent type formula feeding mechanism is still including seting up the annular in the backup pad that is close to hammer forging mechanism, and the annular is located one side that corresponds another backup pad of backup pad relatively, and the annular is positive quadrangle closed groove, and the turning of annular is convex trend, and the diagonal of annular is 45 with the base, and the center of annular is provided with the pivot, and the pivot is connected with motor drive, and the pivot runs through corresponding backup pad and can the dead axle rotates in the backup pad, and the pivot is close to the perpendicular and fixedly connected with rocking arm of one end of annular, and the one end that the pivot was kept away from to the rocking arm has seted up the bar groove, and the trend in bar groove parallel.

Preferably, the upper portion of annular is fixed with the slide rail, and the slide rail parallels with the base, and sliding connection has the slide on the slide rail, and the junction cross section of slide and slide rail is the dovetail of looks adaptation, is fixed with the sliding sleeve on the slide, and it has slide bar one to peg graft in the sliding sleeve, slide bar one can slide from top to bottom in the sliding sleeve, the lower extreme of slide bar one is vertical and fixedly connected with pin rod, and the pin rod is pegged graft at the bar inslot, and the pin rod can slide in the bar inslot, and the one end that the slide bar was kept away from to the pin rod is pegged graft in the annular and can slide along the.

Preferably, the upper end of the first sliding rod is vertically and fixedly connected to the bottom surface of the lifting plate, the lifting plate can move up and down between the hammer forging frames, a second bracket is fixed to one end, close to the material supplementing groove, of the upper surface of the lifting plate, a first bracket is fixed to one end, close to the material discharging groove, of the upper surface of the lifting plate, the first bracket and the second bracket are both in an upward opening U shape, and the distance between the first bracket and the second bracket is equal to the distance between the hammer forging groove and the material supplementing groove.

Preferably, the hammer forging mechanism comprises a first rack and a second rack, the first rack is fixed on the support table and vertically upwards arranged, a second sliding rod penetrates through the second rack, the second rack can slide on the second sliding rod, the second sliding rod is perpendicular to and fixed on the corresponding hammer forging frame, a sliding block is connected to one side, deviating from the first rack, of the second rack, a hammer head is fixed on the sliding block and corresponds to the corresponding hammer forging groove, and the end part of a reinforcing pipe in the hammer forging groove can be hammered and flattened.

Preferably, a gear is arranged between the first rack and the second rack, the first rack and the second rack are parallel to each other, and two sides of the gear are respectively meshed and connected with the first rack and the second rack.

Preferably, the hammer forging mechanism further comprises a frame, a third rack and a fourth rack are respectively fixed on the side walls of the two vertical directions on the inner side of the frame, an incomplete gear is arranged in the frame, the incomplete gear can be meshed with the incomplete gear respectively and connected with the incomplete gear, a top rod vertically arranged upwards is fixed at the upper end of the frame, the upper end of the top rod penetrates through the supporting platform and can slide up and down on the supporting platform, and the fixed shaft at the upper end of the top rod rotates to connect the gears.

Preferably, the auxiliary energy storage mechanism comprises a pull rope and a lug fixed to the upper end of the second rack, the lug is located right above the hammer head and connected with the hammer head through a spring, the second rack is connected with a wire guide wheel in a fixed-shaft rotating mode, a fixed block is fixed to a hammer forging frame corresponding to the second rack, the fixed block is fixedly connected with one end of the pull rope, and the other end of the pull rope bypasses the upper side of the wire guide wheel and is fixedly connected with the sliding block.

The application also provides a using method of the end flattening equipment for machining the automobile bumper reinforcing pipe, which comprises the following steps:

the method comprises the following steps: feeding the reinforced pipes one by one through an intermittent feeding mechanism;

step two: the hammer forging mechanism is driven by the intermittent feeding mechanism to hammer and flatten the end part of the reinforcing pipe;

step three: the hammer forging mechanism drives the auxiliary energy storage mechanism to increase the hammering and flattening effects of the hammer forging mechanism on the end portion of the reinforcing pipe.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the reinforced pipes are fed one by one through the intermittent feeding mechanism, so that automatic material supplementing, material discharging and material discharging are realized, and the circulation is performed, so that workers do not need to operate the reinforced pipes, time and labor are saved, the labor intensity is greatly reduced, the production efficiency is improved, the workers are not injured, and the operation safety is improved; the hammer forging mechanism is driven by the intermittent feeding mechanism to hammer and flatten the end part of the reinforcing pipe, and has an accelerating effect, so that the flattening effect of the hammer head on the reinforcing pipe is improved, the processing quality of the reinforcing pipe is improved, and the straight line downward movement of the hammer head can accurately hammer and flatten the end part of the reinforcing pipe in the hammer forging groove, so that the stress offset of the reinforcing pipe is avoided, the operation safety is improved, the operation of workers is not needed, the automation degree is improved, and the production efficiency is improved; the auxiliary energy storage mechanism is driven by the hammer forging mechanism to increase the hammering flattening effect of the hammer forging mechanism on the end part of the reinforcing pipe, and the processing quality of the reinforcing pipe is improved.

Drawings

FIG. 1 is a first schematic view of an assembly structure according to the present invention;

FIG. 2 is a second schematic view of the final assembly structure of the present invention;

FIG. 3 is a third schematic view of the final assembly structure of the present invention;

FIG. 4 is a fourth schematic view of the final assembly of the present invention;

FIG. 5 is a schematic view of the cross-sectional structure A-A of FIG. 1;

FIG. 6 is a left side view of the frame structure of FIG. 5;

fig. 7 is a schematic view of a cross-sectional structure B-B in fig. 3.

In the figure: 1. a base; 2. a support plate; 3. a rotating shaft; 4. a ring groove; 5. a slide rail; 6. a first bracket; 7. a material guide plate; 8. a discharge chute; 9. a hammer forging frame; 10. hammering the groove; 11. a material supplementing groove; 12. a hammer forging mechanism; 13. feeding plates; 14. a second bracket; 15. a lifting plate; 16. a sliding sleeve; 17. a first sliding rod; 18. a strip-shaped groove; 19. a pin rod; 20. a rocker arm; 21. a support; 22. a support table; 23. a frame; 24. a top rod; 25. a gear; 26. a first rack; 27. a second sliding rod; 28. a second rack; 29. a slider; 30. a hammer head; 31. a bump; 32. a wire guide wheel; 33. a spring; 34. pulling a rope; 35. a fixed block; 36. a slide base; 37. an incomplete gear; 38. a third rack; 39. and a rack four.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 7, the present invention provides a technical solution:

the utility model provides an end flattening equipment is used in processing of car bumper reinforcement pipe, including base 1, be provided with on the base 1 and be used for carrying the intermittent type formula feeding mechanism who treats the processing reinforcement pipe one by one, be fixed with vertical ascending support 21 on the base 1, the upper end of support 21 is fixed with a supporting bench 22, be provided with on the supporting bench 22 and be used for treating the processing reinforcement pipe and pound flat hammer forging mechanism 12, intermittent type formula feeding mechanism is connected with the transmission of hammer forging mechanism, be provided with the supplementary energy storage mechanism that is used for increasing hammer forging mechanism 12 hammer forging energy on the intermittent type formula feeding mechanism, hammer forging mechanism 12 is connected with the transmission of supplementary energy storage mechanism.

In the embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the intermittent feeding mechanism includes two opposite supporting plates 2, the supporting plates 2 are vertically fixed on the base 1, a hammer forging frame 9 is fixed on the upper end of the supporting plates 2, the two hammer forging frames 9 are parallel and symmetrically arranged, a material supplementing groove 11, a hammer forging groove 10 and a material discharging groove 8 are sequentially arranged on the opposite sides of the hammer forging frame 9 along the length direction, the hammer forging groove 10 is located right below the hammer forging mechanism 12, the distance from the hammer forging groove 10 to the material supplementing groove 11 is equal to the distance from the hammer forging groove 10 to the material discharging groove 8, an upper material plate 13 is fixed on the side of the material supplementing groove 11 away from the hammer forging groove 10, the upper material plate 13 is arranged obliquely upwards, and the end of the feeding plate 13 far away from the feeding groove 11 is higher than the feeding groove 11, the bottom of the discharging groove 8 is fixedly connected with the guide plate 7, the guide plate 7 is arranged obliquely downwards, and the end of the guide plate 7 far away from the discharging groove 8 is lower than the discharging groove 8.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the intermittent feeding mechanism further includes an annular groove 4 provided on the support plate 2 close to the hammer forging mechanism, the annular groove 4 is located on one side of the support plate 2 opposite to the other support plate 2, the annular groove 4 is a regular quadrilateral closed groove, a corner of the annular groove 4 is in a circular arc-shaped trend, a diagonal line of the annular groove 4 is 45 degrees with the base 1, the center of the annular groove 4 is provided with a rotating shaft 3, the rotating shaft 3 is connected with the motor in a transmission manner, the motor is not shown in this application, the rotating shaft 3 penetrates through the corresponding support plate 2 and can rotate in a fixed axis manner on the support plate 2, one end of the rotating shaft 3 close to the annular groove 4 is vertical and is fixedly connected with a rocker arm 20, one end of the rocker arm 20 far away from.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, a sliding rail 5 is fixed on an upper portion of the annular groove 4, the sliding rail 5 is parallel to the base 1, a sliding seat 36 is slidably connected to the sliding rail 5, a cross section of a joint of the sliding seat 36 and the sliding rail 5 is in a dovetail shape adapted to the cross section, a sliding sleeve 16 is fixed on the sliding seat 36, a first sliding rod 17 is inserted into the sliding sleeve 16, the first sliding rod 17 can slide up and down in the sliding sleeve 16, a pin 19 is vertically and fixedly connected to a lower end of the first sliding rod 17, the pin 19 is inserted into the strip-shaped groove 18, the pin 19 can slide in the strip-shaped groove 18, and one end of the pin 19, which is far away from the first sliding rod 17, is inserted into.

In this embodiment, as shown in fig. 1, 2, 3 and 4, the upper end of the first sliding rod 17 is vertically and fixedly connected to the bottom surface of the lifting plate 15, the lifting plate 15 can move up and down between the two hammer forging stands 9, a second bracket 14 is fixed to the end of the upper surface of the lifting plate 15 close to the material supplementing trough 11, a first bracket 6 is fixed to the end of the upper surface of the lifting plate 15 close to the material discharging trough 8, the first bracket 6 and the second bracket 14 are both in a U shape with an upward opening, and the distance between the first bracket 6 and the second bracket 14 is equal to the distance between the hammer forging trough 10 and the material supplementing trough 11.

In this embodiment, as shown in fig. 5 and 6, the hammer forging mechanism includes a first rack 26 and a second rack 28, the first rack 26 is fixed on the support platform 22 and is vertically disposed upward, a second slide rod 27 penetrates through the inside of the second rack 28, the second rack 28 can slide on the second slide rod 27, the second slide rod 27 is vertically fixed on the corresponding hammer forging rack 9, a slide block 29 is slidably connected to a side of the second rack 28 away from the first rack 26, a hammer 30 is fixed on the slide block 29, the hammer 30 corresponds to the corresponding hammer forging slot 10, and can hammer and hammer the end of the reinforcing pipe in the hammer forging slot 10.

In this embodiment, as shown in fig. 5 and 6, a gear 25 is disposed between the first rack 26 and the second rack 28, the first rack 26 and the second rack 28 are parallel to each other, and two sides of the gear 25 are respectively engaged with the first rack 26 and the second rack 28.

In this embodiment, as shown in fig. 6, the hammer forging mechanism further includes a frame 23, a third rack 38 and a fourth rack 39 are respectively fixed on two vertical side walls inside the frame 23, an incomplete gear 37 is disposed in the frame 23, the incomplete gear 37 can be respectively engaged with the incomplete gear 37, a vertically upward-disposed push rod 24 is fixed on the upper end of the frame 23, the upper end of the push rod 24 penetrates through the support platform 22 and can slide up and down on the support platform 22, and the upper end of the push rod 24 is connected with the gear 25 in a fixed-axis rotation manner.

In this embodiment, as shown in fig. 5 and 6, the auxiliary energy storage mechanism includes a pull rope 34 and a protrusion 31 fixed at the upper end of the second rack 28, the protrusion 31 is located right above the hammer 30, the protrusion 31 is connected to the hammer 30 through a spring 33, the second rack 28 is connected to a wire guide wheel 32 in a fixed-axis rotation manner, a fixed block 35 is fixed on the hammer forging frame 9 corresponding to the second rack 28, the fixed block 35 is fixedly connected to one end of the pull rope 34, and the other end of the pull rope 34 passes around the upper side of the wire guide wheel 32 and is fixedly connected to the slider 29.

The use method and the advantages of the invention are as follows: this kind of car bumper is tip flattening equipment for reinforcement pipe processing is smashing flat man-hour to reinforcement pipe end, and the working process is as follows:

the method comprises the following steps: as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the motor drives the rotating shaft 3 to rotate clockwise continuously, so that the rotating shaft 3 synchronously drives the rocker arm 20 to rotate clockwise, and further the rocker arm 20 drives the pin rod 19 to move circularly along the direction of the annular groove 4 through the side wall of the strip-shaped groove 18, when the pin rod 19 is located at the middle point of the vertical section at the left side of the annular groove 4 in fig. 1, at this time, as shown in fig. 1, fig. 5 and fig. 6, the hammer head 30 just crushes the end of the reinforced pipe in the hammer forging groove 10, and at this time, the incomplete gear 37 just meshes with the rack four 39, at the same time, the second bracket 14 on the lifting plate 15 just clamps the reinforced pipe to be processed in the supplementary groove 11, the first bracket 6 just clamps the reinforced pipe with the crushed end at the end of the hammer forging groove 10, the clockwise rotation of the rotating shaft 3 drives the pin rod 19 in the annular groove 4 through the rocker, that is, the pin rod 19 is located at the center of the upper side edge of the ring groove 4, at this time, the pin rod drives the slide rod one 17 and the lifting plate 15 to move upwards in the vertical direction through the pin rod 19, and the corresponding reinforcement pipe is ejected out of the material supplementing groove 11 and the hammer forging groove 10 through the second bracket 14 and the first bracket 6, and moves to the right in the horizontal direction, after the reinforcement pipe to be processed is ejected out of the material supplementing groove 11 by the second bracket 14, the reinforcement pipe to be processed on the material feeding plate 13 automatically rolls into the material supplementing groove 11 under the action of self-gravity, so as to realize automatic material supplementing, when the pin rod 19 moves to the middle point of the right vertical section of the ring groove 4, that is, the position shown in fig. 3, at this time, the pin rod 19 synchronously moves to the right in the horizontal direction by the length of the distance between the hammer forging groove 10 and the material supplementing groove 11 through the second bracket 14, so as to move the reinforcement pipe to be processed to the right above the hammer forging groove 10, the first bracket 6 moves the processed reinforced pipe to the right above the discharging chute 8, the pin 19 synchronously drives the slide bar 17 and the lifting plate 15 to move downwards to the height in figure 1 in the vertical direction, and the corresponding reinforced pipe is sequentially placed in the hammer forging chute 10 and the discharging chute 8 through the second bracket 14 and the first bracket 6, so that the processed reinforced pipe rolls downwards under the action of the dead weight on the material guide plate 7, automatic discharging is realized, when the pin 19 moves to the position of the ring groove 4 in figure 4, namely the pin 19 is at the middle point of the lower side of the ring groove 4, the pin 19 synchronously drives the slide bar 17 and the lifting plate 15 to be at the lowest position, so that the lifting plate 15 drives the second bracket 14 and the first bracket 6 to be at the lower side of the hammer forging rack 9, thereby avoiding the second bracket 14 and the first bracket 6 from generating touch interference on the reinforced pipe when the lifting plate 15 returns, and when the pin 19 moves to the position in figure 1, at the moment, the pin rod 19 synchronously drives the sliding rod I17 and the lifting plate 15 to return, the second bracket 14 is just clamped with a reinforced pipe to be processed in the material supplementing groove 11, the first bracket 6 is just clamped with a reinforced pipe processed in the hammer forging groove 10, and the processes are repeated, so that the reinforced pipes are sequentially conveyed from left to right one by one, automatic material supplementing, material discharging and material discharging are realized, workers do not need to operate the reinforced pipes, time and labor are saved, the labor intensity is greatly reduced, the production efficiency is improved, the workers cannot be injured, and the operation safety is improved;

step two: in the process that the rotating shaft 3 drives the pin rod 19 to move from the middle point of the left side edge of the ring groove 4 in fig. 1 to the middle point of the right side edge of the ring groove 4 in fig. 3 through the rocker arm 20 as shown in fig. 5, 6 and 7, the rotating shaft 3 rotates clockwise in fig. 1 to drive the incomplete gear 37 to rotate counterclockwise in fig. 6, in the process, the incomplete gear 37 is meshed with the rack four 39 and is meshed with the rack three 38, so that the incomplete gear 37 drives the frame 23 to move upwards through the rack four 39, the frame 23 drives the moving gear 25 to move upwards through the push rod 24, so that the gear 25 rotates counterclockwise in fig. 5 and 6, so that the gear 25 drives the rack two 28 to slide upwards on the sliding rod two 27, the upward moving speed of the gear 25 is set to be v, the downward moving speed of the rack one 26 relative to the gear 25 is set to be-v, so that the upward moving speed of the rack two 28 relative to the gear 25 is, the speed of the second rack 28 moving upwards relative to the first rack 26 is v- (-v) 2v, so that the second rack 28 is accelerated, and the second rack 28 moving upwards synchronously drives the slide block 29 and the hammer 30 to move upwards quickly, so that the hammer 30 can obtain higher potential energy;

in the process that the rotating shaft 3 drives the pin rod 19 to move from the middle point of the right side edge of the ring groove 4 in fig. 3 to the middle point of the left side edge of the ring groove 4 in fig. 1 through the rocker arm 20, as shown in fig. 5, 6 and 7, in the above process, the incomplete gear 37 is meshed with the rack gear 38 and meshed with the rack gear four 39, so that the incomplete gear 37 drives the frame 23 to move downwards through the rack gear 38, the frame 23 drives the moving gear 25 to move downwards through the push rod 24, so that the gear 25 rotates clockwise in fig. 5 and 6, so that the gear 25 drives the rack gear 28 to slide downwards on the sliding rod two 27, the downward moving speed of the gear 25 is set as v, the upward moving speed of the rack gear 26 relative to the gear 25 is set as-v, the downward moving speed of the rack gear two 28 relative to the gear 25 is set as v- (-v), and the downward moving speed of the rack gear two 28 relative to the rack gear, therefore, the effect of accelerating the second rack 28 is achieved, the upward movement of the second rack 28 synchronously drives the sliding block 29 and the hammer head 30 to move upwards, so that the hammer head 30 can obtain higher potential energy and higher kinetic energy, the flattening effect of the hammer head 30 on the reinforcing pipe is increased, the processing quality of the reinforcing pipe is improved, the straight line downward movement of the hammer head 30 can accurately hammer, forge and flatten the end part of the reinforcing pipe in the hammer forging groove 10, the reinforcing pipe is prevented from being biased by stress, the operation safety is improved, the operation is not required to be operated by workers, the automation degree is improved, and the production efficiency is increased;

step three: as shown in the second step, the wire guide wheel 32 is synchronously driven to move upwards in the moving process of the second rack 28, so that the slide block 29 drives the hammer 30 to move upwards on the second rack 28 under the action of the pulling force of the pulling rope 34, the hammer 30 compresses the spring 33, the spring 33 stores energy, the wire guide wheel 32 is synchronously driven to move downwards when the second rack 28 moves upwards, the pulling rope 34 has no pulling force on the slide block 29, the spring 33 stores energy and exerts force on the hammer 30, the hammer 30 moves downwards relative to the second rack 28 and accelerates, the hammer 30 further increases the flattening effect of the hammer 30 on the reinforced pipe, and the processing quality of the reinforced pipe is improved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides an end flattening equipment is used in processing of car bumper reinforcing pipe, includes base (1), its characterized in that: the processing device is characterized in that an intermittent feeding mechanism used for conveying reinforced pipes to be processed one by one is arranged on the base (1), a vertical upward support (21) is fixed on the base (1), a support table (22) is fixed at the upper end of the support (21), a hammer forging mechanism (12) used for flattening the reinforced pipes to be processed is arranged on the support table (22), the intermittent feeding mechanism is in transmission connection with the hammer forging mechanism, an auxiliary energy storage mechanism used for increasing hammer forging energy of the hammer forging mechanism (12) is arranged on the intermittent feeding mechanism, and the hammer forging mechanism (12) is in transmission connection with the auxiliary energy storage mechanism.

2. The apparatus for flattening the end portion of a bumper reinforcement pipe for an automobile according to claim 1, wherein: intermittent type formula feeding mechanism includes backup pad (2) of two relative settings, backup pad (2) are perpendicular and fix on base (1), the upper end of backup pad (2) is fixed with hammer forging frame (9), two hammer forging frame (9) are parallel to each other and symmetrical formula sets up.

3. The apparatus for flattening the end portion of a reinforcing tube for an automobile bumper according to claim 2, wherein: the device comprises a hammer forging frame (9), wherein a material supplementing groove (11), a hammer forging groove (10) and a discharging groove (8) are sequentially arranged on the opposite side of the hammer forging frame (9) along the length direction, the hammer forging groove (10) is located under a hammer forging mechanism (12), the distance from the hammer forging groove (10) to the material supplementing groove (11) is equal to the distance from the hammer forging groove (10) to the discharging groove (8), a material feeding plate (13) is fixed on one side, deviating from the hammer forging groove (10), of the material supplementing groove (11), the material feeding plate (13) is arranged obliquely upwards, one end, far away from the material supplementing groove (11), of the material feeding plate (13) is higher than the material supplementing groove (11), a material guide plate (7) is fixedly connected to the bottom of the discharging groove (8), the material guide plate (7) is arranged obliquely downwards, and one end, far away from the discharging groove (8), of the material feeding plate (; the intermittent feeding mechanism also comprises a ring groove (4) arranged on the supporting plate (2) close to the hammer forging mechanism, the ring groove (4) is positioned at one side of the corresponding support plate (2) opposite to the other support plate (2), the ring groove (4) is a closed groove in a regular quadrilateral shape, and the corner of the ring groove (4) is arc-shaped, the diagonal line of the ring groove (4) is 45 degrees with the base (1), the center of the ring groove (4) is provided with a rotating shaft (3), the rotating shaft (3) is in transmission connection with a motor, the rotating shaft (3) penetrates through the corresponding supporting plate (2) and can be fixed on the supporting plate (2) to rotate, one end of the rotating shaft (3) close to the ring groove (4) is vertical and fixedly connected with a rocker arm (20), one end of the rocker arm (20) far away from the rotating shaft (3) is provided with a strip-shaped groove (18), the trend of the strip-shaped groove (18) is parallel to the length direction of the rocker arm (20); the upper portion of annular (4) is fixed with slide rail (5), slide rail (5) parallel with base (1), sliding connection has slide (36) on slide rail (5), the junction cross section of slide (36) and slide rail (5) is the dovetail of looks adaptation, be fixed with sliding sleeve (16) on slide (36), sliding sleeve (16) interpolation has slide bar (17), slide bar (17) can slide from top to bottom in sliding sleeve (16).

4. The apparatus for flattening the end portion of a reinforcing tube for an automobile bumper according to claim 3, wherein: the lower extreme of slide bar (17) is perpendicular and fixedly connected with pin rod (19), peg graft in bar groove (18) pin rod (19), and pin rod (19) can slide in bar groove (18), the one end that slide bar (17) were kept away from in annular (4) and can slide along the trend of annular (4) in annular (4) to pin rod (19) is pegged graft.

5. The apparatus for flattening the end portion of a bumper reinforcement pipe for an automobile according to claim 4, wherein: the upper end of the first sliding rod (17) is vertically and fixedly connected to the bottom surface of the lifting plate (15), the lifting plate (15) can move up and down between the hammer forging frames (9), one end, close to the material supplementing groove (11), of the upper surface of the lifting plate (15) is fixed with a second bracket (14), one end, close to the discharging groove (8), of the upper surface of the lifting plate (15) is fixed with a first bracket (6), the first bracket (6) and the second bracket (14) are both in an upward opening U shape, and the distance between the first bracket (6) and the second bracket (14) is equal to the distance between the hammer forging groove (10) and the material supplementing groove (11).

6. The apparatus for flattening the end portion of a reinforcing tube for an automobile bumper according to claim 3, wherein: the hammer forging mechanism comprises a first rack (26) and a second rack (28), the first rack (26) is fixed on the support table (22) and is vertically and upwards arranged, a second sliding rod (27) penetrates through the inside of the second rack (28), the second rack (28) can slide on the second sliding rod (27), the second sliding rod (27) is perpendicular to and fixed on the corresponding hammer forging frame (9), one side, deviating from the first rack (26), of the second rack (28) is connected with a sliding block (29) in a sliding mode, a hammer head (30) is fixed on the sliding block (29), the hammer head (30) corresponds to the corresponding hammer forging groove (10), and the end of a reinforcing pipe in the hammer forging groove (10) can be hammered and flattened.

7. The apparatus for flattening the end portion of a bumper reinforcement pipe for an automobile according to claim 6, wherein: a gear (25) is arranged between the first rack (26) and the second rack (28), the first rack (26) and the second rack (28) are parallel to each other, and two sides of the gear (25) are respectively meshed and connected with the first rack (26) and the second rack (28).

8. The apparatus for flattening the end portion of a reinforcing tube for an automobile bumper according to claim 7, wherein: the hammer forging mechanism further comprises a frame (23), rack three (38) and rack four (39) are fixed on the side walls of the two vertical directions on the inner side of the frame (23) respectively, an incomplete gear (37) is arranged in the frame (23), the incomplete gear (37) can be meshed with the incomplete gear (37) respectively, a vertically upward push rod (24) is fixed at the upper end of the frame (23), the upper end of the push rod (24) penetrates through the support platform (22) and can slide up and down on the support platform (22), and the fixed shaft at the upper end of the push rod (24) is rotatably connected with the gear (25).

9. The apparatus for flattening the end portion of a bumper reinforcement pipe for an automobile according to claim 6, wherein: supplementary energy storage mechanism includes stay cord (34) and fixes lug (31) in rack two (28) upper end, lug (31) are located tup (30) directly over, lug (31) are connected with tup (30) through spring (33), dead axle rotation is connected with wire wheel (32) on rack two (28), be fixed with fixed block (35) on hammer forging frame (9) that rack two (28) correspond, the one end of fixed block (35) fixed connection stay cord (34), the upside of wire wheel (32) and slider (29) fixed connection are walked around to the other end of stay cord (34).

10. The use method of the end flattening apparatus for processing the automobile bumper reinforcement pipe according to any one of claims 1 to 9, characterized in that: the method comprises the following steps:

the method comprises the following steps: feeding the reinforced pipes one by one through an intermittent feeding mechanism;

step two: the hammer forging mechanism (12) is driven by the intermittent feeding mechanism to hammer and flatten the end part of the reinforcing pipe;

step three: the hammer forging mechanism drives the auxiliary energy storage mechanism to increase the hammering and flattening effects of the hammer forging mechanism (12) on the end part of the reinforcing pipe.

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