WO2024227397A1 - Machine de marquage de tuyau en acier à commande numérique - Google Patents

Machine de marquage de tuyau en acier à commande numérique Download PDF

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Publication number
WO2024227397A1
WO2024227397A1 PCT/CN2024/087943 CN2024087943W WO2024227397A1 WO 2024227397 A1 WO2024227397 A1 WO 2024227397A1 CN 2024087943 W CN2024087943 W CN 2024087943W WO 2024227397 A1 WO2024227397 A1 WO 2024227397A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide plate
plate
die
rolling
fixed
Prior art date
Application number
PCT/CN2024/087943
Other languages
English (en)
Chinese (zh)
Inventor
岳二英
Original Assignee
上海优拜机械股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 上海优拜机械股份有限公司 filed Critical 上海优拜机械股份有限公司
Publication of WO2024227397A1 publication Critical patent/WO2024227397A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2217/00—Printing machines of special types or for particular purposes
    • B41P2217/10—Printing machines of special types or for particular purposes characterised by their constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2217/00—Printing machines of special types or for particular purposes
    • B41P2217/50—Printing presses for particular purposes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Definitions

  • the present application relates to the field of letter rolling machines, and in particular to a CNC steel tube letter rolling machine.
  • Torque wrenches have been widely used in tightening bolts.
  • the hardness of each batch of steel pipe materials is different, resulting in changes in the depth of the embossed words, affecting the quality of the product.
  • the pressing values for steel pipes of different diameters are usually set to standard values, and only the diameter of the steel pipe needs to be entered during the rolling process.
  • the hardness of the steel pipe is also known before rolling, and for steel pipes of different hardness, especially those with higher hardness in the same batch, deeper embossing is usually achieved by adjusting the height of the rolling die.
  • the minimum unit of adjusting the rolling die may be far greater than the actual adjustment height to be adjusted, while the hardness of the same batch of steel pipes will not have a large difference, so usually only a few millimeters of fine adjustment is required. This is difficult to achieve well in the existing rolling equipment and needs to be improved.
  • the present application provides a CNC steel tube lettering machine.
  • the present application provides a CNC steel tube letter rolling machine, which adopts the following technical solution:
  • a numerically controlled steel tube letter rolling machine comprises a machine platform, a letter rolling die and a lower die assembly mounted on the machine platform, wherein the machine platform is provided with a first driving assembly for driving the letter rolling die to slide downward, and the machine platform is also provided with a second driving assembly for driving the letter rolling die to slide horizontally;
  • the character rolling die comprises a character rolling guide plate and a die head mounted on the character rolling guide plate, a mounting groove is provided on the character rolling guide plate, the die head vertically slides in the mounting groove, a first spring is provided between the die head and the inner wall of the mounting groove, an adjustment rod is rotatably provided in the mounting groove, and an abutment block is fixedly provided on the adjustment rod;
  • the twisting assembly is arranged at one end of the adjusting rod extending out of the roller guide plate, so as to drive the adjusting rod to rotate; when adjusting, the adjusting rod is driven to rotate so that the abutting block abuts against the die head to make it move vertically downward.
  • the steel pipe is placed on the lower die assembly.
  • the adjusting rod is rotated by twisting the assembly, so that the adjusting rod rotates and drives the abutment block to rotate.
  • the abutment block abuts the die head to slide, and at the same time, the first spring is stretched, thereby achieving the effect of fine-tuning.
  • the second drive assembly drives the rolling die to slide in a direction perpendicular to the axial direction of the steel pipe, thereby achieving embossing.
  • the first driving assembly includes a slide plate sliding on the machine platform, a bracket tube fixed on the upper end of the slide plate, a vertical planetary reducer fixed on the machine platform, a vertical lead screw coaxially fixed on the transmission shaft of the vertical planetary reducer, and a vertical servo motor fixed on the machine platform.
  • the roller guide plate is installed on the slide plate, the vertical servo motor is transmission-connected to the vertical planetary reducer, and the vertical lead screw is threadedly connected to the bracket tube.
  • the vertical servo motor when driving the rolling die to move vertically downward, the vertical servo motor is controlled to rotate, so that the vertical lead screw rotates synchronously under the transmission action of the vertical planetary reducer, thereby driving the bracket tube and the slide plate to move vertically downward.
  • both sides of the machine are provided with embedding grooves, and a scale is embedded in the embedding grooves.
  • the scale can enable the staff to clearly judge whether the downward height is correct, thereby further ensuring the rolling quality of the steel pipe.
  • the second driving assembly includes a transverse servo motor fixed on the slide plate;
  • the transverse planetary reducer is fixed on the slide plate and is drivingly connected to the transverse servo motor;
  • the horizontal lead screw is rotatably connected to the slide plate and is connected to the horizontal planetary reducer through a coupling; the roller guide plate slides horizontally on the slide plate and is threadedly connected to the horizontal lead screw.
  • the rotation of the shaft of the horizontal servo motor is controlled by the PLC control box, and the horizontal lead screw is rotated synchronously under the transmission action of the horizontal planetary reducer, thereby driving the roller guide plate to move along the axial direction of the horizontal lead screw.
  • the abutment block is spirally shaped along the length direction of the adjusting rod, and the spirally shaped abutment block is wound on the side wall of the adjusting rod, and the width of the abutment block increases gradually along the spiral direction.
  • the twisting assembly includes a prism, and one end of the adjusting rod extending out of the roller guide plate is provided with a prism groove, and the prism slides in the prism groove;
  • a circular plate is fixed to the end of the prism, and a plurality of grooves are formed at one end of the circular plate away from the prism, a push rod is slidably arranged in the groove, and a second spring is also arranged in the groove to drive the push rod to extend out of the groove;
  • a third spring wherein the third spring is sleeved outside the prism
  • the clamping plate is fixed on the side wall of the roller guide plate. In the initial state, the clamping plate squeezes part of the ejector rod and restricts the rotation of the circular plate.
  • the card plate squeezes part of the push rods to limit the rotation of the circular plate, thereby making it difficult for the adjusting rod to rotate;
  • a plurality of push rods are first squeezed by a wrench, and grooves with the same shape as the end of the wrench are formed between the push rods, making it difficult for the wrench and the circular plate to rotate relative to each other, and squeezing the card plate away from the circular plate, while turning the wrench, the wrench drives the circular plate and the adjusting rod to rotate, thereby achieving the adjustment effect.
  • a pointer is fixed on the side wall of the circular plate, and an annular scale bar is fixed on the side wall of the roller guide plate, and the pointer is used in conjunction with the annular scale bar.
  • the staff can accurately twist the circular plate to adjust the downward height of the die head.
  • the lower mold assembly includes a carriage mounted on the machine platform;
  • tugboats There are two tugboats, and both tugboats are rotatably connected to the upper surface of the bracket to support the steel pipe, and the axial direction of the tugboat is perpendicular to the sliding direction of the roller guide plate;
  • the positioning plate is fixed to one side of the bracket, and the end of the steel pipe can abut against the side wall of the positioning plate;
  • the steel needle is vertically inserted on the machine platform and is fixedly connected to the piston rod of the positioning cylinder.
  • the present application includes at least one of the following beneficial technical effects:
  • FIG. 1 is a front view of the overall structure of this embodiment.
  • FIG. 2 is a side view of the overall structure of this embodiment.
  • FIG. 3 is a schematic diagram of the overall structure of the type rolling mold in this embodiment.
  • FIG. 4 is a schematic diagram of the roller mold in this embodiment, which is mainly used to show the abutment block and the twisting assembly.
  • FIG. 5 is an exploded view of the twisting assembly in this embodiment.
  • the embodiment of the present application discloses a CNC steel tube letter rolling machine.
  • a CNC steel pipe letter rolling machine includes a machine table 1, a lower die assembly 3 is arranged on the side wall of the machine table 1, and a letter rolling die 2 is arranged above the lower die assembly 3.
  • a first driving assembly 4 for driving the letter rolling die 2 to slide down is arranged on the machine table 1.
  • the letter rolling die 2 is driven downward by the first driving assembly 4, so that the steel pipe is located between the lower die assembly 3 and the letter rolling die 2.
  • a second driving assembly 5 for driving the letter rolling die 2 to slide horizontally is also arranged on the machine table 1, and the letter rolling stamping can be realized by the second driving assembly 5.
  • the first driving assembly 4 includes a slide plate 13, which slides vertically on the machine table 1, and also includes a bracket tube 14, which is vertically arranged, and the lower end of the bracket tube 14 is fixedly mounted on the upper surface of the slide plate 13.
  • the first driving assembly 4 further includes a vertical servo motor 17 , a vertical planetary reducer 15 and a vertical lead screw 16 .
  • the vertical servo motor 17 is also fixedly mounted on the side wall of the platform 1
  • the vertical planetary reducer 15 is fixedly mounted on the side wall of the platform 1 .
  • the vertical servo motor 17 is electrically connected to the PLC controller on the outside of one side of the machine 1.
  • the drive shaft of the vertical servo motor 17 is coaxially fixedly connected to the transmission shaft of the vertical planetary reducer 15.
  • the vertical lead screw 16 is rotatably connected to the side wall of the machine 1.
  • the vertical lead screw 16 is vertically arranged, and the upper end of the vertical lead screw 16 is coaxially fixedly connected to the power output shaft of the vertical planetary reducer 15.
  • the vertical lead screw 16 is threadedly connected to the bracket tube 14.
  • the rotation of the rotating shaft of the vertical servo motor 17 is controlled by the PLC controller.
  • the vertical lead screw 16 rotates synchronously, thereby driving the rolling mold 2 to slide vertically downward.
  • grooves 18 are provided on both side walls of the machine 1, and a scale 19 is embedded in the groove 18, on which is marked the height value for displaying the falling height of the rolling die 2 in real time.
  • the character rolling die 2 includes a character rolling guide plate 6 and a die head 7.
  • the character rolling guide plate 6 is mounted on a slide plate 13.
  • a mounting groove 8 is provided on the bottom surface of the character rolling guide plate 6.
  • the die head 7 slides vertically in the inner cavity of the mounting groove 8.
  • an adjusting rod 10 is rotatably arranged in the mounting groove 8.
  • An abutment block 11 is fixedly arranged on the adjusting rod 10. The abutment block 11 is used to abut the die head 7 to move it downward.
  • a first spring 9 is also arranged in the mounting groove 8.
  • One end of the first spring 9 is fixedly installed in the inner cavity of the mounting groove 8, and the other end of the first spring 9 is fixed on the side wall of the die head 7.
  • the abutment block 11 is arranged in a spiral shape and is wound and fixed on the side wall of the adjustment rod 10 along the length direction of the adjustment rod 10 .
  • the width of the abutment block 11 gradually increases along the spiral direction of the abutment block 11 , so that when the die head 7 is adjusted to move downward, the adjustment rod 10 is rotated and the adjusted rod 10 is fixed after rotation, and the spiral edge of the abutment block 11 abuts against the die head 7 to achieve fine adjustment of the downward movement of the die head 7.
  • a twisting assembly 12 is provided at the end of the adjusting rod 10 extending outside the rolling type mold 2.
  • the twisting assembly 12 includes a prism 23, a circular plate 25, a third spring 29 and a clamping plate 30.
  • a rib groove 24 is provided at the end of the adjusting rod 10 extending outside the rolling type guide plate 6, and the cross-sectional shape of the specific rib groove 24 can be a pentagonal shape.
  • the prism 23 slides in the rib groove 24, and the circular plate 25 is fixedly mounted on the end of the prism 23 extending outside the rib groove 24.
  • the third spring 29 is sleeved on the prism 23, one end of the third spring 29 is fixed to the side wall of the circular plate 25, and the other end of the third spring 29 is fixed to the end side wall of the adjusting rod 10.
  • a plurality of grooves 26 are provided on the side of the circular plate 25 away from the prism 23 , the plurality of grooves 26 are evenly spaced, a push rod 27 is slidably provided in the groove 26 , and a second spring 28 is also provided in the groove 26 , one end of the second spring 28 is fixed to the inner cavity side wall of the groove 26 , and the other end of the second spring 28 is fixed to the end side wall of the push rod 27 .
  • the clamping plate 30 is fixed on the side wall of the character rolling guide plate 6.
  • the plurality of ejector pins 27 are pressed into the inner cavity of the groove 26 by the clamping plate 30, so that a groove for clamping the shape of the end of the clamping plate 30 is formed between the plurality of ejector pins 27 under the action of the second spring 28.
  • a wrench is used to contact the ejector pins 27, so that the shape of the end of the wrench is formed between the plurality of ejector pins 27, and the end of the wrench is clamped.
  • the circular plate 25 is usually pressed toward the direction of the character rolling guide plate 6, so that the circular plate 25 is separated from the clamping plate 30.
  • the adjusting rod 10 is turned to rotate the abutment block 11.
  • a pointer 31 is fixedly installed on the side wall of the circular plate 25.
  • An annular scale bar 32 is provided on the side wall of the roller guide plate 6. The annular scale bar 32 is coaxially arranged with the adjustment rod 10. When the staff needs to move the adjustment die head 7 downward, the twisting can be adjusted by observing the scale indicated by the pointer 31.
  • the second drive assembly 5 includes a transverse servo motor 20, a transverse planetary reducer 21 and a transverse lead screw 22.
  • the transverse servo motor 20 is fixedly mounted on the end side wall of the slide 13, and the transverse planetary reducer 21 is also fixedly mounted on the side wall of the slide 13, and the transverse servo motor 20 and the transverse planetary reducer 21 are transmission-connected.
  • the transverse lead screw 22 is rotationally connected to the side wall of the slide 13, and one end of the transverse lead screw 22 is fixedly connected to the output drive shaft of the transverse planetary reducer 21 through a coupling.
  • the transverse lead screw 22 is threadedly connected to the roller guide plate 6.
  • the transverse servo motor 20 is also electrically connected to the PLC device, driving the shaft of the transverse servo motor 20 to rotate.
  • the transverse lead screw 22 rotates synchronously, thereby driving the roller guide plate 6 to move perpendicular to the axial direction of the steel pipe.
  • the lower mold assembly 3 in order to ensure that the engraving is clear and the position of the engraving is accurate, the lower mold assembly 3 includes a bracket and a tug 33, and the bracket is fixedly mounted on the machine 1. Two tugs 33 are provided, and both tugs 33 are rotatably connected to the bracket. In actual use, the steel pipe is set between the two tugs 33.
  • a positioning plate 34 is provided on one side of the bracket, and the positioning plate 34 is used as a backing during the processing, and a positioning cylinder 35 is provided on the machine table 1. Since a hole is provided at one end of the steel pipe, a steel needle 36 is fixed at the end of the piston rod of the positioning cylinder 35. In the actual processing, the end of the steel pipe with the hole is made to abut against the side wall of the positioning plate 34, and the piston rod of the positioning cylinder 35 is driven to extend through the PLC device, and the steel needle 36 is inserted into the hole to realize the positioning of the steel pipe, thereby facilitating the actual processing.
  • the implementation principle of a CNC steel tube letter rolling machine in the embodiment of the present application is as follows: during the processing, one end of the steel tube with a hole is pressed against the side wall of the positioning plate 34, so that the steel needle 36 is inserted into the hole, driving the shaft of the vertical servo motor 17 to rotate, so that the slide plate 13 slides vertically downward.
  • the circular plate 25 is pressed and clamped to rotate the circular plate 25, so that the adjustment rod 10 rotates synchronously, so that the abutment block 11 presses the die head 7 to move vertically downward.
  • the circular plate 25 is released. Under the action of the second spring 28, the push rod 27 rebounds and is fixed to the clamping plate 30.
  • the shaft of the horizontal servo motor 20 is controlled to rotate, so that the letter rolling slide plate 13 moves in a direction perpendicular to the steel tube, thereby achieving engraving.

Landscapes

  • Bending Of Plates, Rods, And Pipes (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)

Abstract

Une machine de marquage de tuyau en acier à commande numérique comprend une table de machine (1), une matrice de marquage (2) et un ensemble matrice inférieure (3) monté sur la table de machine (1). Un premier ensemble d'entraînement (4) utilisé pour entraîner la matrice de marquage (2) à coulisser vers le bas est disposé sur la table de machine (1), et un second ensemble d'entraînement (5) utilisé pour entraîner la matrice de marquage (2) à coulisser horizontalement est en outre disposé sur la table de machine (1). La matrice de marquage (2) comprend une plaque de guidage de marquage (6) et une tête de matrice (7) montée sur la plaque de guidage de marquage (6). Une rainure de montage (8) est formée dans la plaque de guidage de marquage (6), la tête de matrice (7) coulisse verticalement dans la rainure de montage (8), et un premier ressort (9) est disposé entre la tête de matrice (7) et la paroi interne de la rainure de montage (8). Une tige de réglage (10) est disposée de manière rotative dans la rainure de montage (8), et un bloc de butée (11) est disposé de manière fixe sur la tige de réglage (10). Un ensemble de vissage (12) est disposé à une extrémité de la tige de réglage (10) s'étendant hors de la plaque de guidage de marquage (6), et est utilisé pour entraîner la tige de réglage (10) en rotation. Pendant le réglage, la tige de réglage (10) est entraînée en rotation, de façon à amener le bloc de butée (11) à venir en butée contre la tête de matrice (7) pour permettre à celui-ci de se déplacer verticalement vers le bas. La machine de marquage peut réaliser un réglage fin de la tête de matrice.
PCT/CN2024/087943 2023-05-04 2024-04-16 Machine de marquage de tuyau en acier à commande numérique WO2024227397A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202310499864.1 2023-05-04
CN202310499864.1A CN116278361A (zh) 2023-05-04 2023-05-04 一种数控钢管滚字机

Publications (1)

Publication Number Publication Date
WO2024227397A1 true WO2024227397A1 (fr) 2024-11-07

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Application Number Title Priority Date Filing Date
PCT/CN2024/087943 WO2024227397A1 (fr) 2023-05-04 2024-04-16 Machine de marquage de tuyau en acier à commande numérique

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CN (1) CN116278361A (fr)
WO (1) WO2024227397A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116278361A (zh) * 2023-05-04 2023-06-23 上海优拜机械股份有限公司 一种数控钢管滚字机

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013056407A (ja) * 2011-09-09 2013-03-28 Heiwa Giken Kk パイプ刻印機
CN109466194A (zh) * 2018-11-15 2019-03-15 南京邮电大学 一种金属工件压痕打码装置
CN208680231U (zh) * 2018-08-24 2019-04-02 嘉兴市富莱德汽车零部件制造有限公司 一种金属管件用滚字机
CN209683225U (zh) * 2019-01-25 2019-11-26 天津巨昊电动车配件有限公司 一种可调式电动车鞍管滚字装置
CN116278361A (zh) * 2023-05-04 2023-06-23 上海优拜机械股份有限公司 一种数控钢管滚字机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013056407A (ja) * 2011-09-09 2013-03-28 Heiwa Giken Kk パイプ刻印機
CN208680231U (zh) * 2018-08-24 2019-04-02 嘉兴市富莱德汽车零部件制造有限公司 一种金属管件用滚字机
CN109466194A (zh) * 2018-11-15 2019-03-15 南京邮电大学 一种金属工件压痕打码装置
CN209683225U (zh) * 2019-01-25 2019-11-26 天津巨昊电动车配件有限公司 一种可调式电动车鞍管滚字装置
CN116278361A (zh) * 2023-05-04 2023-06-23 上海优拜机械股份有限公司 一种数控钢管滚字机

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Publication number Publication date
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