Novel module finishing mill mounting structure

Abstract

The utility model provides a novel module finishing mill installation structure which comprises a bottom face foundation, machine box embedded bolts are arranged on the bottom face foundation, a finishing mill box is installed on the machine box embedded bolts, two cone boxes which are tightly arranged side by side are installed on the finishing mill box, and a roller box is correspondingly installed on each cone box. A gearbox installation foundation is poured on the bottom face foundation, gearbox embedded bolts are installed on the gearbox installation foundation, a gearbox is fixed to the gearbox embedded bolts, a motor installation foundation is poured on the bottom face foundation, motor embedded bolts are arranged on the motor installation foundation, and a driving motor is installed on the motor embedded bolts. The driving motor is connected with an input shaft of the gearbox through a reduction gearbox coupler. According to the novel module finishing mill installation structure, the installation structure with the preset installation foundation and the embedded bolts is adopted, rapid and accurate installation of the driving motor, the gearbox, the finishing mill box, the cone box and the roller box is facilitated, a modular transmission structure is adopted, and the size of a rolling mill can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of finishing rolling equipment, in particular to a novel module finishing rolling mill installation structure. Background Art

[0002] In modern bar and wire rolling production lines, the commonly used ones are centralized transmission finishing mills or modular high-speed finishing mills consisting of a motor, a gear box, a cone box and a roller box. Among them, the centralized transmission mode requires high manufacturing and installation precision because all finishing mills are connected together for centralized drive, which is prone to vibration and difficult to increase the speed. The centralized transmission adopts a single motor drive, so the motor power is large, the initial investment and maintenance costs are high; the modular finishing mill mode with gearbox, the gearbox is located between the motor and the cone box, which requires high manufacturing and equipment installation precision, the structure is not compact enough, and the construction volume of the civil foundation is increased. In addition, the finishing mill is a large, high-speed, high-power operation, and highly related equipment, which means that the installation and construction of the split assembly high-speed wire finishing mill is very difficult. Therefore, how to increase the rolling speed, reduce the manufacturing and installation costs, facilitate maintenance and replacement, reduce the size of the mill, and reduce the initial investment and maintenance costs in the current bar and wire rolling production is a technical problem that needs to be solved urgently. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model proposes a novel modular finishing mill installation structure, which adopts an installation structure with a preset installation foundation and embedded bolts, so as to facilitate the rapid and accurate installation of the drive motor, gearbox, finishing mill box, cone box and roller box, and adopts a modular transmission structure in which one motor and one gear box simultaneously drive two cone boxes and two roller boxes, so as to reduce the size of the rolling mill and reduce the initial investment and maintenance costs.

[0004] In order to realize the above technical scheme, the utility model provides a novel modular finishing mill installation structure, including: a bottom surface foundation, a machine case embedded bolts are arranged on the bottom surface foundation, a finishing mill case is installed on the machine case embedded bolts, two cone boxes arranged side by side and closely are installed on the finishing mill case, and a roller box is correspondingly installed on each cone box, a gearbox installation foundation is cast on the bottom surface foundation, a gearbox embedded bolts are installed on the gearbox installation foundation, and the gearbox is fixed on the gearbox embedded bolts, the gearbox includes a box body, the bottom of the box body is fixed on the gearbox embedded bolts, an input shaft is installed in the box body, a low-speed input gear and a high-speed input gear are respectively installed on the input shaft through a gear coupling, a speed regulating fork is installed above the gear coupling, and a low-speed transition gear is installed below the low-speed input gear. The gearbox is a gearbox having a first end and a second end, and the gearbox is a gear having a first end and a second end. The gearbox is a gearbox having a first end and a second end. The gearbox is a gearbox having a first end and a second end. The gearbox is a gearbox having a first end and a second end. The gearbox is a gearbox having a first end and a second end. The gearbox is a gearbox having a first end and a second end.

[0005] In the above technical scheme, in actual operation, by pouring the bottom foundation, motor installation foundation and gearbox installation foundation, and setting the chassis embedded bolts, motor embedded bolts and gearbox embedded bolts on the bottom foundation, motor installation foundation and gearbox installation foundation respectively, the driving motor, gearbox, finishing mill box, cone box and roller box can be installed quickly and accurately. And the modular transmission structure that uses one motor and one gearbox to drive two cone boxes and two roller boxes at the same time can reduce the volume of the rolling mill, reduce the initial investment and maintenance costs. At the same time, by using a shifting gearbox, the output speed of the gearbox can be adjusted by the speed fork installed on the gearbox. When the speed fork is adjusted to the low speed gear, the input speed and output speed of the gearbox are 1:1. When the speed fork is adjusted to the high speed gear, the input speed and output speed of the gearbox are 1:2.65517, which can meet the requirements of multi-flight speed adjustment.

[0006] Preferably, the speed regulating fork comprises a shaft mounting seat, the shaft mounting seat is fixed inside the box, the shaft is installed on the shaft mounting seat in the transverse direction, the shift rod is installed at the front end of the shaft and is located outside the box, the fork shaft is fixed at the end of the shaft, the shift fork is fixed at the bottom of the fork shaft, and the bottom of the shift fork is equipped with a ratchet, which can be matched with the limit groove provided on the surface of the gear coupling on the low-speed input gear or the high-speed input gear. In actual operation, the shaft can be shifted by the shift rod to drive the fork shaft to rotate, and the shift fork will be driven to deflect during the rotation of the fork shaft. When the shift fork deflects to the gear coupling of the low-speed input gear, the ratchet at the bottom of the shift fork is inserted into the limit groove provided on the surface of the gear coupling on the low-speed input gear. At this time, the input shaft drives the high-speed input gear to rotate, and the high-speed transition gear is driven to rotate through the high-speed input gear. The high-speed transition gear rotates and drives the low-speed transition gear to rotate at high speed, thereby driving the first output gear and the second output gear to output at high speed, and the low-speed transition gear drives the low-speed input gear to idle (the low-speed input gear does not work under the restriction of the shift fork). When the shift fork deflects to the gear coupling of the high-speed input gear, the ratchet at the bottom of the shift fork inserts into the limiting groove set on the surface of the gear coupling on the high-speed input gear. At this time, the input shaft drives the low-speed input gear to rotate, and drives the low-speed transition gear to rotate through the low-speed input gear, thereby driving the first output gear and the second output gear to output at a low speed, and the rotation of the low-speed transition gear drives the high-speed transition gear to rotate, and the high-speed transition gear drives the high-speed input gear to idle (the high-speed input gear does not do work under the restriction of the shift fork).

[0007] Preferably, a cone box transmission shaft is installed in the cone box, a first spiral bevel gear is installed on the cone box transmission shaft, a first roller box output shaft is installed in the roller box, a second spiral bevel gear is installed at the end of the first roller box output shaft, the first spiral bevel gear is meshed with the second spiral bevel gear, a main transmission gear is also installed on the first roller box output shaft, the second roller box output shaft is arranged in parallel with the first roller box output shaft, a transmission sub-gear is installed on the second roller box output shaft, and the transmission sub-gear is meshed with the main transmission gear. During actual operation, the cone box transmission shaft rotates under the drive of the gearbox output shaft, and then the first roller box output shaft is driven to rotate by the cooperation of the first spiral bevel gear and the second spiral bevel gear, and the first roller box output shaft drives the second roller box output shaft to rotate through the cooperation of the transmission main gear and the transmission sub-gear, thereby achieving stable and accurate transmission output.

[0008] Preferably, the number of teeth of the first output gear and the second output gear are the same or different, and can be designed according to specific processing conditions to meet the requirements of different working conditions.

[0009] Preferably, protective cover mounting bases are cast on the left and right sides of the gearbox mounting base on the bottom foundation, and protective cover embedded bolts are provided on the protective cover mounting base. The protective cover is installed on the left and right protective cover embedded bolts and shields the gearbox. In actual work, the gearbox can be protected by installing the protective cover.

[0010] The beneficial effect of a novel modular finishing mill installation structure provided by the utility model is that the novel modular finishing mill installation structure is reasonably designed and simple to construct. By pouring the bottom foundation, the motor installation foundation and the gearbox installation foundation, and respectively setting the chassis embedded bolts, the motor embedded bolts and the gearbox embedded bolts on the bottom foundation, the motor installation foundation and the gearbox installation foundation, the driving motor, the gearbox, the finishing mill box, the cone box and the roller box can be installed quickly and accurately. And the modular transmission structure that uses one motor and one gearbox to drive two cone boxes and two roller boxes at the same time can reduce the size of the rolling mill, reduce the initial investment and maintenance costs. At the same time, by using a shifting gearbox, the output speed of the gearbox can be adjusted by the speed regulating fork installed on the gearbox, which can meet the requirements of speed adjustment of multiple flights. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0012] Figure 2 It is a top view of the installation structure of the utility model.

[0013] Figure 3 It is a side view of the installation structure of the utility model.

[0014] Figure 4 It is the basic layout diagram of the utility model.

[0015] Figure 5 It is a schematic diagram of the internal structure assembly of the gearbox in the utility model.

[0016] Figure 6 It is a schematic diagram of the structural assembly of the speed regulating fork in the utility model.

[0017] Figure 7 It is a schematic diagram of the gear transmission inside the gearbox when the speed regulating fork in the utility model is shifted to the low speed gear.

[0018] Figure 8 It is a schematic diagram of the gear transmission inside the gearbox when the speed regulating fork in the utility model is shifted to the high gear.

[0019] Fig. 9 It is a schematic diagram of the transmission structure assembly in the cone box and the roller box of the utility model.

[0020] In the figure: 1. Bottom foundation; 2. Motor installation foundation; 3. Gearbox installation foundation; 4. Protective cover installation foundation; 5. Finishing mill box; 6. Cone box; 61. Cone box transmission shaft; 62. First spiral bevel gear; 7. Roller box; 71. First roller box output shaft; 72. Second spiral bevel gear; 73. Transmission main gear; 74. Transmission sub gear; 75. Second roller box output shaft; 8. Gearbox; 9. Drive motor; 10. Cone box coupling; 11. Speed ​​reducer coupling; 12. Feeder; 31. Motor embedded bolts; 3 2. Pre-embedded bolts of gearbox; 33. Pre-embedded bolts of protective cover; 34. Pre-embedded bolts of chassis; 81. Box body; 82. Output shaft; 83. Low-speed transition gear; 84. High-speed transition gear; 85. Input shaft; 86. Low-speed input gear; 87. High-speed input gear; 88. Speed ​​regulating fork; 89. Gear coupling; 810. First output gear; 811. Second output gear; 881. Shaft mounting seat; 882. Shift rod; 883. Shaft; 884. Fork rod shaft; 885. Shift fork; 886. Ratchet. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. All other embodiments obtained by ordinary personnel in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment: A novel module finishing mill installation structure.

[0023] Reference Figures 1 to 9As shown, a novel modular finishing mill installation structure comprises: a bottom surface foundation 1, on which a machine box embedded bolts 34 are arranged, and a finishing mill box 5 is installed on the machine box embedded bolts 34, and two cone boxes 6 arranged side by side and closely are installed on the finishing mill box 5, and each cone box 6 is correspondingly installed with a roller box 7, and a cone box transmission shaft 61 is installed in the cone box 6, and a first spiral bevel gear 62 is installed on the cone box transmission shaft 61, and a first roller box output shaft 71 is installed in the roller box 7, and a second spiral bevel gear 72 is installed at the end of the first roller box output shaft 71, and the first spiral bevel gear 62 is meshed with the second spiral bevel gear 72, and a transmission main gear 73 is also installed on the first roller box output shaft 71, and the second roller box output shaft 75 is arranged in parallel with the first roller box output shaft 71, and a transmission sub-gear 74 is installed on the second roller box output shaft 75, and the transmission sub-gear 74 is meshed with the transmission main gear 73. During actual operation, the cone box transmission shaft 61 rotates driven by the output shaft 82 of the gearbox 8, and then drives the first roller box output shaft 71 to rotate through the cooperation of the first spiral bevel gear 62 and the second spiral bevel gear 72. The first roller box output shaft 71 drives the second roller box output shaft 75 to rotate through the cooperation of the transmission main gear 73 and the transmission sub-gear 74, thereby achieving stable and accurate transmission output.

[0024] A gearbox mounting foundation 3 is cast on the bottom foundation 1, and a gearbox embedded bolt 32 is installed on the gearbox mounting foundation 3. The gearbox 8 is fixed on the gearbox embedded bolt 32. The gearbox 8 includes a box body 81, and the bottom of the box body 81 is fixed on the gearbox embedded bolt 32. An input shaft 85 and two output shafts 82 are installed in the box body 81. A low-speed input gear 86 and a high-speed input gear 87 are respectively installed on the input shaft 85 through a gear coupling 89. A speed regulating fork 88 is installed above the gear coupling 89. A low-speed transition gear 83 is installed below the low-speed input gear 86. The low-speed transition gear 83 is meshed with the low-speed input gear 86. The first output gear 810 and the second output gear 811 are respectively installed on the left and right sides of the low-speed transition gear 83. The first output gear 810 and the second output gear 811 are both meshed with the low-speed transition gear 83, and the first output gear 810 and the second output gear 811 are meshed with the low-speed transition gear 83. An output shaft 82 is installed on the gear 811. The number of teeth of the first output gear 810 and the second output gear 811 can be the same or different, and can be designed according to specific processing conditions to meet the requirements of different working conditions. A high-speed transition gear 84 is installed below the high-speed input gear 87, and the high-speed transition gear 84 is connected to the low-speed transition gear 83 through a transmission shaft. The speed regulating fork 88 includes a shaft mounting seat 881, and the shaft mounting seat 881 is fixed inside the box body 81. The shaft 883 is laterally mounted on the shaft mounting seat 881. The shift rod 882 is installed at the front end of the shaft 883 and is located outside the box body 81. The fork shaft 884 is fixed at the end of the shaft 883. The shift fork 885 is fixed at the bottom of the fork shaft 884. A ratchet 886 is installed at the bottom of the shift fork 885. The ratchet 886 can be matched with the limit groove set on the surface of the gear coupling 89 on the low-speed input gear 86 or the high-speed input gear 87. During actual operation, the shaft 883 can be moved by the shift rod 882 to drive the fork shaft 884 to rotate. During the rotation of the fork shaft 884, the shift fork 885 will be driven to deflect. When the shift fork 885 deflects to the gear coupling 89 of the low-speed input gear 86, the ratchet 886 at the bottom of the shift fork 885 is inserted into the limiting groove set on the surface of the gear coupling 89 on the low-speed input gear 86. At this time, the input shaft 85 drives the high-speed input gear 87 to rotate, and drives the high-speed transition gear 84 to rotate through the high-speed input gear 87. The rotation of the high-speed transition gear 84 drives the low-speed transition gear 83 to rotate at high speed, thereby driving the first output gear 810 and the second output gear 811 to output at high speed, and the low-speed transition gear 83 drives the low-speed input gear 86 to idle (at this time, the low-speed input gear 86 does not do work under the restriction of the shift fork 885).When the shift fork 885 deflects to the gear coupling 89 of the high-speed input gear 87, the ratchet 886 at the bottom of the shift fork 885 is inserted into the limiting groove set on the surface of the gear coupling 89 on the high-speed input gear 87. At this time, the input shaft 85 drives the low-speed input gear 86 to rotate, and drives the low-speed transition gear 83 to rotate through the low-speed input gear 86, thereby driving the first output gear 810 and the second output gear 811 to output at a low speed, and the rotation of the low-speed transition gear 83 drives the high-speed transition gear 84 to rotate, and the high-speed transition gear 84 drives the high-speed input gear 87 to idle (at this time, the high-speed input gear 87 does not do work under the restriction of the shift fork 885).

[0025] The two output shafts 82 of the gearbox 8 are respectively connected to the cone box transmission shafts 61 of the two cone boxes 6 arranged side by side and closely connected through the cone box coupling 10. The motor installation foundation 2 is cast on one side of the gearbox installation foundation 3 on the bottom surface foundation 1. The motor pre-embedded bolts 31 are arranged on the motor installation foundation 2. The drive motor 9 is installed on the motor pre-embedded bolts 31. The drive motor 9 is connected to the input shaft 85 of the gearbox 8 through the reduction box coupling 11. The protective cover installation foundation 4 is cast on both the left and right sides of the gearbox installation foundation 3 on the bottom surface foundation 1. The protective cover installation foundation 4 is provided with protective cover pre-embedded bolts 33. The protective cover is installed on the left and right protective cover pre-embedded bolts 33 and shields the gearbox 8. In actual operation, the gearbox 8 can be protected by installing the protective cover.

[0026] The installation structure of the new modular finishing mill is reasonably designed and simple to construct. By pouring the bottom foundation, motor installation foundation and gearbox installation foundation, and setting the chassis embedded bolts, motor embedded bolts and gearbox embedded bolts on the bottom foundation, motor installation foundation and gearbox installation foundation respectively, the drive motor, gearbox, finishing mill box, cone box and roller box can be installed quickly and accurately. And the modular transmission structure that uses one motor and one gearbox to drive two cone boxes and two roller boxes at the same time can reduce the size of the rolling mill, reduce initial investment and maintenance costs. At the same time, by using a shifting gearbox, the speed regulating fork installed on the gearbox can adjust the output speed of the gearbox, which can meet the requirements of speed adjustment of multiple flights.

[0027] The above is only a preferred embodiment of the present invention, but the present invention should not be limited to the contents disclosed in the embodiment and the drawings, so any equivalent or modification completed without departing from the spirit disclosed in the present invention shall fall within the scope of protection of the present invention.

Claims

1. A new type of module finishing mill installation structure, characterized in that include: A bottom foundation, wherein embedded bolts for the machine case are arranged on the bottom foundation, and a finishing mill case is installed on the embedded bolts for the machine case. Two cone boxes arranged side by side and closely attached are installed on the finishing mill case, and a roller box is correspondingly installed on each cone box. A gearbox installation foundation is cast on the bottom foundation, and embedded bolts for the gearbox are installed on the gearbox installation foundation. The gearbox is fixed on the embedded bolts for the gearbox. The gearbox comprises a box body, and the bottom of the box body is fixed on the embedded bolts for the gearbox. An input shaft is installed in the box body, and a low-speed input gear and a high-speed input gear are respectively installed on the input shaft through a gear coupling. A speed regulating fork is installed above the gear coupling, and a low-speed transition gear is installed below the low-speed input gear. The low-speed transition gear and the low-speed input gear are connected to each other. The first and second output gears are meshed with each other, and the first and second output gears are meshed with the low-speed transition gears, and the output shafts are installed on the first and second output gears. A high-speed transition gear is installed below the high-speed input gear, and the high-speed transition gear is connected to the low-speed transition gear through a transmission shaft. The two output shafts of the gearbox are respectively connected to the cone box transmission shafts of two cone boxes arranged side by side and closely connected through cone box couplings. A motor installation foundation is cast on one side of the bottom foundation located on the gearbox installation foundation, and motor embedded bolts are arranged on the motor installation foundation. The drive motor is installed on the motor embedded bolts, and the drive motor is connected to the input shaft of the gearbox through a reduction gear coupling.

2. The novel modular finishing mill installation structure according to claim 1 is characterized in that: The speed regulating fork includes a shaft mounting seat, which is fixed inside the box body, the shaft mounting seat is installed on the shaft mounting seat in the transverse direction, the shift rod is installed at the front end of the shaft rod and is located outside the box body, the fork rod shaft is fixed at the end of the shaft rod, the shift fork is fixed at the bottom of the fork rod shaft, and a ratchet is installed at the bottom of the shift fork, which can be matched with a limit groove set on the surface of the gear coupling on the low-speed input gear or the high-speed input gear.

3. The novel modular finishing mill installation structure according to claim 1 is characterized in that: A cone box transmission shaft is installed in the cone box, and a first spiral bevel gear is installed on the cone box transmission shaft. A first roller box output shaft is installed in the roller box, and a second spiral bevel gear is installed at the end of the first roller box output shaft, and the first spiral bevel gear is meshed with the second spiral bevel gear. A transmission main gear is also installed on the first roller box output shaft, and the second roller box output shaft is arranged in parallel with the first roller box output shaft. A transmission sub-gear is installed on the second roller box output shaft, and the transmission sub-gear is meshed with the transmission main gear.

4. The novel modular finishing mill installation structure according to claim 1 is characterized in that: The first output gear and the second output gear may have the same or different numbers of teeth.

5. The novel modular finishing mill installation structure according to claim 1 is characterized in that: Protective cover installation foundations are cast on the left and right sides of the bottom foundation located at the gearbox installation foundation. Protective cover embedded bolts are arranged on the protective cover installation foundation. The protective cover is installed on the left and right protective cover embedded bolts and shields the gearbox.

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