Linkage symmetrical four-roller plate rolling machine

Abstract

The utility model discloses a linkage symmetrical four-roller plate bending machine which comprises a base, a support is arranged above the base, a lower roller is connected below the support through a bearing, an upper roller is arranged above the lower roller, the upper roller is connected with the support through a detachable mechanism, a left roller and a right roller are arranged on the two sides of the lower roller respectively, and the left roller and the right roller are symmetrically arranged. The guide mechanism and the limiting roller are arranged, when a metal plate needs to be guided, the height of the guide roller is adjusted, the position of the limiting roller is adjusted, the limiting roller makes contact with the metal plate, and the moving position of the metal plate can be limited; and deviation of the metal plate in the machining process is prevented, and the quality of finished products and the production safety are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of four-roller plate rolling machines, in particular to a linkage symmetrical four-roller plate rolling machine. Background Art

[0002] The symmetrical four-roller plate rolling machine is an advanced sheet metal processing equipment that can efficiently complete the entire process from feeding to pre-bending to rolling without multiple adjustments. The versatility and high efficiency of this equipment make it an indispensable tool for many industries such as energy, transportation, petroleum, chemicals, boilers, shipbuilding, hydropower, metal structures, etc. Its core working principle is based on the synergy of hydraulic pressure and mechanical force. Through precisely controlled external force, the working rollers are accurately rotated, so that the metal sheet can be pressed or rolled as required. This design not only improves processing accuracy, but also greatly improves production efficiency and reduces material waste.

[0003] However, the existing four-roller plate rolling machine has a significant problem: the lack of an effective guiding mechanism. This causes the metal sheet to easily deviate during the processing, thus affecting the quality of the finished product and the safety of production. To solve this problem, operators usually need to frequently intervene manually to ensure the smooth operation of the equipment. This manual operation method not only increases labor costs, but also reduces overall production efficiency and brings inconvenience to users. No effective solution has been proposed for the problems in the relevant technology. Utility Model Content

[0004] In view of the problems in the related technology, the utility model proposes a linked symmetrical four-roller plate rolling machine to overcome the above technical problems existing in the existing related technology.

[0005] To this end, the specific technical solutions adopted by the utility model are as follows:

[0006] A linked and symmetrical four-roller plate rolling machine comprises a base, a bracket is arranged above the base, a lower roller is connected to the bracket below through a bearing, an upper roller is arranged above the lower roller, the upper roller is connected to the bracket through a detachable mechanism, a left roller and a right roller are respectively arranged on both sides of the lower roller, the left roller and the right roller are symmetrically arranged, and a guide mechanism is arranged at the front end of the bracket.

[0007] Furthermore, in order to guide the metal sheet, the guiding mechanism includes a slide groove arranged inside the bracket, a threaded rod is arranged inside the slide groove, there are two threaded rods, the thread directions of the two threaded rods are opposite, a slider is threadedly connected to the threaded rod, a mounting plate is arranged between the two sliders, a guide roller is arranged above the mounting plate, both ends of the guide roller are connected to the slider through bearings, and a driving mechanism is arranged at the bottom end of the threaded rod.

[0008] Furthermore, in order to drive the threaded rods on both sides to rotate synchronously and ensure the smooth rise of the mounting plate, the driving mechanism includes a first bevel gear arranged at the bottom end of the threaded rod, the first bevel gear is meshed with the second bevel gear, the second bevel gear is connected to the rotating shaft, and one end of the rotating shaft is connected to the output end of the rotating motor.

[0009] Furthermore, in order to be able to limit metal plates of different sizes, a groove is provided on the mounting plate. There are two grooves, and a mounting seat is provided inside the groove. The mounting seat is connected to the connecting frame. The top of the connecting frame is connected to a limiting roller through a bearing. The bottom end of the mounting seat is threadedly connected with a first bolt, and the first bolt abuts against the mounting plate.

[0010] Furthermore, the detachable mechanism includes a fixed seat arranged on the inner side of the bracket, with card slots at both ends of the upper roller, a card block inside the fixed seat, the card block matches the card slot, a connecting ring is provided above the fixed seat, a limit block is provided at the bottom end of the connecting ring, a limit groove is provided on the fixed seat, the limit groove matches the limit block, a through hole is provided on the connecting ring, the upper roller and the fixed seat, a second bolt is provided inside the through hole, and the second bolt passes through the fixed seat and is connected to the nut.

[0011] Furthermore, the fixed seat is connected to the movable plate through a bearing, and a hydraulic telescopic rod is provided on the top of the movable plate, and the hydraulic telescopic rod is arranged on the bracket.

[0012] Furthermore, a driven gear is provided at one end of the left roller and the right roller, the driven gear is meshed with the driving gear, the driving gear is connected to the lower roller, the driving gear is connected to the belt transmission mechanism, the belt transmission mechanism is connected to the output end of the reduction box, the input end of the reduction box is connected to the output end of the driving motor, and the driving motor is arranged on the base.

[0013] The beneficial effects of the utility model are:

[0014] (1) By setting a guide mechanism and a limiting roller, when the metal sheet needs to be guided, the height of the guide roller is adjusted, and the position of the limiting roller is adjusted so that the limiting roller contacts the metal sheet. This can limit the moving position of the metal sheet, prevent the metal sheet from shifting during processing, and ensure the quality of the finished product and the safety of production.

[0015] (2) By setting up a detachable mechanism, the upper roller can be positioned through the clamping block and the clamping slot, which makes it convenient to install the upper roller through bolts and nuts, thereby facilitating the replacement of the upper roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a front view of a linked and symmetrical four-roller plate rolling machine according to an embodiment of the utility model.

[0018] Figure 2 It is a side view of a linked and symmetrical four-roller plate rolling machine according to an embodiment of the utility model.

[0019] Figure 3 It is a structural diagram of a linkage symmetrical four-roller plate rolling machine guide mechanism according to an embodiment of the utility model.

[0020] Figure 4 It is a structural diagram of a detachable mechanism of a linked and symmetrical four-roller plate rolling machine according to an embodiment of the utility model.

[0021] In the figure:

[0022] 1. Base; 2. Bracket; 3. Lower roller; 4. Upper roller; 5. Left roller; 6. Right roller; 7. Guide mechanism; 701. Slide; 702. Threaded rod; 703. Sliding block; 704. Mounting plate; 705. Guide roller; 8. Removable mechanism; 801. Fixed seat; 802. Slot; 803. Block; 804. Connecting ring; 805. Limit block; 806. Limit slot; 807. Through hole; 808. Second bolt; 9. Driving mechanism; 901. First bevel gear; 902. Second bevel gear; 903. Rotating shaft; 904. Rotating motor; 10. Groove; 11. Mounting seat; 12. Connecting frame; 13. Limit roller; 14. First bolt; 15. Moving plate; 16. Hydraulic telescopic rod; 17. Driven gear; 18. Driving gear; 19. Belt transmission mechanism; 20. Speed ​​reducer; 21. Driving motor. DETAILED DESCRIPTION

[0023] 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. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] According to an embodiment of the utility model, a linked symmetrical four-roller plate rolling machine is provided.

[0025] Embodiment 1

[0026] like Figure 1-Figure 4As shown, a linked symmetrical four-roll plate rolling machine according to an embodiment of the utility model comprises a base 1, a bracket 2 is arranged above the base 1, a lower roller 3 is connected to the bracket 2 through a bearing, an upper roller 4 is arranged above the lower roller 3, the upper roller 4 is connected to the bracket 2 through a detachable mechanism 8, a left roller 5 and a right roller 6 are respectively arranged on both sides of the lower roller 3, the left roller 5 and the right roller 6 are symmetrically arranged, a guide mechanism 7 is arranged at the front end of the bracket 2, the guide mechanism 7 comprises a slide groove 701 arranged inside the bracket 2, a threaded rod 702 is arranged inside the slide groove 701, the number of the threaded rods 702 is two, the thread directions of the two threaded rods 702 are opposite, a slider 703 is threadedly connected to the threaded rod 702, a mounting plate 704 is arranged between the two sliders 703, a guide roller 705 is arranged above the mounting plate 704, Both ends of the guide roller 705 are connected to the slider 703 through bearings. A driving mechanism 9 is provided at the bottom of the threaded rod 702. The driving mechanism 9 includes a first bevel gear 901 provided at the bottom of the threaded rod 702. The first bevel gear 901 is meshed with the second bevel gear 902. The second bevel gear 902 is connected to the rotating shaft 903. One end of the rotating shaft 903 is connected to the output end of the rotating motor 904. By setting the driving mechanism 9, the threaded rods 702 on both sides can be driven to rotate synchronously to ensure the stability of the rising of the mounting plate 704. A groove 10 is provided on the mounting plate 704. The number of the grooves 10 is two. A mounting seat 11 is provided inside the groove 10. The mounting seat 11 is connected to the connecting frame 12. The top of the connecting frame 12 is connected to the limiting roller 13 through a bearing. The mounting seat 11 The bottom end is threadedly connected with a first bolt 14, and the first bolt 14 abuts against the mounting plate 704. The detachable mechanism 8 includes a fixed seat 801 arranged on the inner side of the bracket 2, and slots 802 are arranged at both ends of the upper roller 4. A clamping block 803 is arranged inside the fixed seat 801, and the clamping block 803 matches the slot 802. A connecting ring 804 is arranged above the fixed seat 801, and a limiting block 805 is arranged at the bottom end of the connecting ring 804. A limiting groove 806 is arranged on the fixed seat 801, and the limiting groove 806 matches the limiting block 805. By setting the limiting block 805 and the limiting groove 806, the connection effect of the connecting ring 804 and the fixed seat 801 is guaranteed. A through hole 807 is arranged on the connecting ring 804, the upper roller 4 and the fixed seat 801, and a second bolt 808 is arranged inside the through hole 807. The bolt 808 passes through the fixed seat 801 and is connected to the nut. The fixed seat 801 is connected to the movable plate 15 through a bearing. A hydraulic telescopic rod 16 is provided at the top of the movable plate 15. The hydraulic telescopic rod 16 is arranged on the bracket 2. A driven gear 17 is provided at one end of the left roller 5 and the right roller 6. The driven gear 17 is meshed with the driving gear 18. The driving gear 18 is connected to the lower roller 3. The driving gear 18 is connected to a belt transmission mechanism 19. The belt transmission mechanism 19 includes a belt and a pulley. The belt transmission mechanism 19 is connected to the output end of the reduction box 20. The input end of the reduction box 20 is connected to the output end of the driving motor 21. The driving motor 21 is arranged on the base 1. By arranging the reduction box 20 and the driving motor 21, the rotation speed of the two side rollers can be adjusted according to the needs of use.

[0027] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0028] In actual application, when it is necessary to process the metal sheet, the metal sheet can be placed above the left roller 5 and the right roller 6, and the hydraulic telescopic rod 16 is started to drive the upper roller 4 to press down so that the upper roller 4 contacts the metal sheet, and then the rotating motor 904 is started to drive the rotating shaft 903 to rotate, and the rotation of the rotating shaft 903 drives the second bevel gear 902 to rotate, and the rotation of the second bevel gear 902 drives the first bevel gear 901 to rotate, and the rotation of the first bevel gear 901 drives the threaded rod 702 to rotate, which can drive the slider 703 to move upward, thereby driving the guide roller 705 to move upward, so that the guide roller 705 contacts the metal sheet, and then by loosening the first bolt 14, the limiting roller 13 can be moved to contact the side wall of the metal sheet, so as to limit the metal sheet and prevent the metal sheet from shifting during the processing, and then by tightening the first bolt 14, the first The bolt 14 abuts against the mounting plate 704, so that the limiting roller 13 can be fixed, and then the driving motor 21 is started to drive the lower roller 3 to rotate through the pulley transmission mechanism, and then the left roller 5 and the right roller 6 are driven to rotate through the driven gear 17, so as to facilitate the conveying and bending of the processed sheet material. When there is no need to guide the metal sheet, the guide roller 705 can be moved to the bottom end of the bracket 2 by reversing the rotating motor 904. When the upper roller 4 is damaged and needs to be replaced, the upper roller 4 can be disassembled by separating the bolt from the nut and removing the connecting ring 804. When the upper roller 4 needs to be installed, the two ends of the upper roller 4 can be placed inside the fixing seat 801, and the upper roller 4 can be positioned by placing the clamping block 803 inside the clamping groove 802. Then, the connecting ring 804 is placed above the fixing seat 801, and the upper roller 4 can be installed by connecting the bolt through the through hole 807 and the nut.

[0029] In summary, with the aid of the above-mentioned technical scheme of the utility model, by setting the guide mechanism 7 and the limiting roller 13, when the metal sheet needs to be guided, by adjusting the height of the guide roller 705 and by adjusting the position of the limiting roller 13 so that the limiting roller 13 contacts the metal sheet, the moving position of the metal sheet can be limited to prevent the metal sheet from shifting during the processing, thereby ensuring the quality of the finished product and the safety of production, and by setting the detachable mechanism 8, the upper roller 4 can be positioned by the clamping block 803 and the clamping groove 802, so that the upper roller 4 can be installed conveniently by bolts and nuts, thereby facilitating the replacement of the upper roller 4.

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A linked symmetrical four-roller plate rolling machine, characterized in that: The invention comprises a base (1), a bracket (2) is arranged above the base (1), a lower roller (3) is connected to the bracket (2) via a bearing, an upper roller (4) is arranged above the lower roller (3), the upper roller (4) is connected to the bracket (2) via a detachable mechanism (8), a left roller (5) and a right roller (6) are arranged on both sides of the lower roller (3), the left roller (5) and the right roller (6) are symmetrically arranged, and a guide mechanism (7) is arranged at the front end of the bracket (2).

2. The linkage symmetrical four-roller plate rolling machine according to claim 1 is characterized in that: The guide mechanism (7) comprises a slide groove (701) arranged inside the bracket (2), a threaded rod (702) is arranged inside the slide groove (701), the number of the threaded rods (702) is two, the thread directions of the two threaded rods (702) are opposite, a slider (703) is threadedly connected to the threaded rod (702), a mounting plate (704) is arranged between the two sliders (703), a guide roller (705) is arranged above the mounting plate (704), both ends of the guide roller (705) are connected to the slider (703) through bearings, and a driving mechanism (9) is arranged at the bottom end of the threaded rod (702).

3. The linkage symmetrical four-roller plate rolling machine according to claim 2 is characterized in that: The driving mechanism (9) comprises a first bevel gear (901) arranged at the bottom end of the threaded rod (702), the first bevel gear (901) meshing with a second bevel gear (902), the second bevel gear (902) being connected to a rotating shaft (903), and one end of the rotating shaft (903) being connected to an output end of a rotating motor (904).

4. The linkage symmetrical four-roller plate rolling machine according to claim 2 is characterized in that: The mounting plate (704) is provided with a groove (10), the number of the grooves (10) is two, a mounting seat (11) is provided inside the groove (10), the mounting seat (11) is connected to a connecting frame (12), the top end of the connecting frame (12) is connected to a limiting roller (13) via a bearing, the bottom end of the mounting seat (11) is threadedly connected with a first bolt (14), and the first bolt (14) is in contact with the mounting plate (704).

5. The linkage symmetrical four-roller plate rolling machine according to claim 1 is characterized in that: The detachable mechanism (8) comprises a fixing seat (801) arranged on the inner side of the bracket (2); two ends of the upper roller (4) are provided with a clamping groove (802); a clamping block (803) is arranged inside the fixing seat (801); the clamping block (803) matches the clamping groove (802); a connecting ring (804) is arranged above the fixing seat (801); a limiting block (805) is arranged at the bottom end of the connecting ring (804); a limiting groove (806) is arranged on the fixing seat (801); the limiting groove (806) matches the limiting block (805); a through hole (807) is arranged on the connecting ring (804), the upper roller (4) and the fixing seat (801); a second bolt (808) is arranged inside the through hole (807); the second bolt (808) passes through the fixing seat (801) and is connected to a nut.

6. The linkage symmetrical four-roller plate rolling machine according to claim 5 is characterized in that: The fixed seat (801) is connected to the movable plate (15) via a bearing. A hydraulic telescopic rod (16) is provided at the top of the movable plate (15). The hydraulic telescopic rod (16) is provided on the bracket (2).

7. The linkage symmetrical four-roller plate rolling machine according to claim 1 is characterized in that: A driven gear (17) is provided at one end of the left roller (5) and the right roller (6), the driven gear (17) meshes with a driving gear (18), the driving gear (18) is connected to the lower roller (3), the driving gear (18) is connected to a belt transmission mechanism (19), the belt transmission mechanism (19) is connected to an output end of a reduction box (20), the input end of the reduction box (20) is connected to an output end of a driving motor (21), and the driving motor (21) is arranged on the base (1).

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