Tension adjusting mechanism of constant-tension suspended spindle

Abstract

The utility model discloses a tension adjusting mechanism of constant tension bobbin hanger relates to tension adjusting mechanism technical field, including base and wire, the top end of base is provided with a group of symmetrical chute, the top end of base is movably connected with a group of symmetrical support pillar through chute, the top end of support pillar is all fixedly connected with fixed disk, and the fixed disk is fixed on the fixed disk. The interior of the base is movably connected with a first screw rod through a bearing. By means of the limiting mechanism, the two ends of a wire respectively extend into the fixing disc and penetrate through the penetrating grooves, meanwhile, the end of the wire is pulled out of the fixing disc, then an adjusting rod is rotated to extrude a limiting block in a limiting column, and therefore the wire is partially extruded into a clamping groove; and the wire rod is prevented from sliding out of the through groove, so that the end part of the wire rod is fixed in the fixed disc, the position deviation in the tension test process is avoided, and the stability of the wire rod is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of tension regulating mechanisms, in particular to a tension regulating mechanism for a constant tension hanging spindle. Background Art

[0002] Constant tension spindle is a common industrial equipment used to maintain constant tension in the process of spinning, weaving, etc. The tension adjustment mechanism is an important component of the constant tension spindle, which is used to adjust and maintain the tension of the spindle.

[0003] Before adjusting the tension, the wire usually needs to be fixed. Some equipment can only fix the ends of the wire, but not any position, and it is only fixed by pressing, which can easily cause the wire to be out of position during the tension adjustment process. If the tension is adjusted by a single roller, the adjustment range is limited. Therefore, a tension adjustment mechanism of a constant tension hanger is needed to solve the existing deficiencies. Utility Model Content

[0004] 1. Technical problems solved:

[0005] The utility model aims to make up for the deficiencies of the prior art and provides a tension regulating mechanism for a constant tension hanging spindle.

[0006] 2. Technical solution:

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tension adjustment mechanism of a constant tension hanging ingot, comprising a base and a wire, the top of the base is movably connected with a group of symmetrical support columns, the tops of the support columns are fixedly connected with fixed disks, the interior of the base is movably connected with a screw rod 1 through a bearing, the outer side of the screw rod 1 is provided with a group of symmetrical threads, the screw rod 1 passes through the bottom end of the support column, and the screw rod 1 is threadedly connected to the support column, the outer side of the base is fixedly connected with a servo motor 1, and the output end of the servo motor 1 is fixedly connected to one end of the screw rod 1, the two ends of the wire rod respectively pass through the fixed disk, the top of the fixed disk is internally provided with a limiting mechanism, and the limiting mechanism is movably connected to the wire rod, the top of the base is provided with a force adjustment mechanism, and the force adjustment mechanism is movably connected to the middle position of the wire rod.

[0008] As mentioned above, the limiting mechanism includes a limiting column and a limiting block, the limiting column is fixedly connected to the inside of the fixed plate, a through groove is opened inside the limiting column, and a clamping groove is opened inside the limiting column, the through groove and the clamping groove are connected to each other, the wire passes through the through groove, and the limiting block is movably connected to the inside of the limiting column.

[0009] As mentioned above, the limiting mechanism also includes a reset spring and an adjusting rod, the bottom end of the reset spring is fixedly connected to the top end of the limiting column, and the top end of the reset spring is fixedly connected to the inner top end of the limiting column, the adjusting rod is threadedly connected to the top end of the limiting column, and the bottom end of the adjusting rod is fitted with the top end of the limiting block.

[0010] As mentioned above, the force adjustment mechanism includes a pressure wheel, a connecting rod, a gear and a rack, and the pressure wheel, the connecting rod, the gear and the rack are symmetrically arranged. The pressure wheel is movably connected to the top end of the connecting rod through a rotating shaft, and the gear is fixedly connected to the bottom end of the connecting rod, and the gear and the rack are meshed.

[0011] As mentioned above, the wire passes through the hollow top of the connecting rod, and the outer side of the wire is movably connected to the surface of the wire.

[0012] As mentioned above, the top end of the base is fixedly connected to a slideway, the bottom end of the connecting rod and the gear are movably connected to the top of the slideway through a rotating shaft, and the racks are slidably connected to the inner side of the slideway.

[0013] As mentioned above, the force adjustment mechanism also includes screw rod 2 and servo motor 2. Screw rod 2 is movably connected to the inside of the slideway through a bearing. A group of symmetrical threads are opened on the outside of screw rod 2. Screw rod 2 passes through the rack, and screw rod 2 is threadedly connected to the rack. Servo motor 2 is fixedly connected to the top of the base, and the output end of servo motor 2 is fixedly connected to one end of screw rod 2.

[0014] 3. Beneficial effects:

[0015] Compared with the prior art, the tension adjustment mechanism of the constant tension hanging spindle has the following beneficial effects:

[0016] 1. The utility model provides a limiting mechanism to extend the two ends of the wire into the interior of the fixed disk respectively, and pass it through the through slot, and at the same time pull the end of the wire out of the fixed disk, and then rotate the adjusting rod to squeeze the limiting block inside the limiting column, so that the wire part is squeezed into the inside of the slot to prevent it from sliding out of the through slot, thereby fixing the end of the wire inside the fixed disk, avoiding position deviation during the tension test, and ensuring the stability of the wire.

[0017] 2. The utility model starts the second servo motor through the force adjustment mechanism, drives the second screw to rotate, thereby drives the racks to move away from each other inside the slideway, so that the two gears rotate in opposite directions, thereby causing the connecting rod to rotate around its rotating axis, and the angle between the connecting rods gradually decreases, so that the pressure wheel presses the wire downward, and a pressure sensor can be set inside the pressure wheel to measure the tension data of the wire.

[0018] Other advantages, objectives and features of the present invention will be described in the following description to some extent, and will be apparent to those skilled in the art based on the following examination and study, or may be taught from the practice of the present invention to some extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 2 It is a partial cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the limiting mechanism of the utility model;

[0022] Figure 4 It is a schematic diagram of the force regulating structure of the utility model.

[0023] In the figure: 1. base; 2. wire; 3. support column; 4. fixed plate; 5. screw rod 1; 6. servo motor 1; 7. limit mechanism; 701. limit column; 702. limit block; 703. reset spring; 704. adjusting rod; 8. force adjustment mechanism; 801. pressure wheel; 802. connecting rod; 803. gear; 804. rack; 805. screw rod 2; 806. servo motor 2; 9. slot; 10. slot; 11. slideway. DETAILED DESCRIPTION

[0024] 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.

[0025] like Figure 1-4As shown, the utility model provides a technical solution: a tension adjustment mechanism of a constant tension hanging ingot, comprising a base 1 and a wire 2, a group of symmetrical support columns 3 are movably connected to the top of the base 1, and the tops of the support columns 3 are fixedly connected to fixed disks 4, the interior of the base 1 is movably connected to a screw 5 through a bearing, a group of symmetrical threads are provided on the outer side of the screw 5, the screw 5 passes through the bottom end of the support column 3, and the screw 5 is threadedly connected to the support column 3, a servo motor 6 is fixedly connected to the outer side of the base 1, and the output end of the servo motor 6 is fixedly connected to one end of the screw 5, both ends of the wire 2 respectively pass through the fixed disk 4, a limiting mechanism 7 is arranged inside the top of the fixed disk 4, and the limiting mechanism 7 is movably connected to the wire 2, a force adjustment mechanism 8 is arranged on the top of the base 1, and the force adjustment mechanism 8 is movably connected to the middle position of the wire 2.

[0026] Start the servo motor 1 6 to drive the screw 1 5 to rotate, so as to adjust the relative distance between the support columns 3. Then, the two ends of the wire 2 are respectively extended into the interior of the fixed disk 4, and the wire is passed through the through slot 9. At the same time, the end of the wire 2 is pulled out to the outside of the fixed disk 4. Then, the adjusting rod 704 is rotated to squeeze the limit block 702 inside the limit column 701, thereby partially squeezing the wire 2 into the interior of the slot 10 to prevent it from sliding out of the through slot 9, thereby fixing the end of the wire 2 inside the fixed disk 4; start the servo motor 2 806 to drive the screw 2 805 to rotate, thereby driving the rack 804 to move away from each other inside the slideway 11, so that the two gears 803 rotate in opposite directions, thereby causing the connecting rod 802 to rotate around its rotating axis, and the angle between the connecting rods 802 gradually decreases, so that the pressure wheel 801 presses the wire 2 downward, and a pressure sensor can be set inside the pressure wheel 801 to measure the tension data of the wire 2.

[0027] like Figure 1-3 As shown, the limiting mechanism 7 includes a limiting column 701 and a limiting block 702, the limiting column 701 is fixedly connected to the inside of the fixed disk 4, a through groove 9 is provided inside the limiting column 701, and a clamping groove 10 is provided inside the limiting column 701, the through groove 9 and the clamping groove 10 are communicated with each other, the wire 2 passes through the through groove 9, the limiting block 702 is movably connected to the inside of the limiting column 701, the limiting mechanism 7 also includes a reset spring 703 and an adjusting rod 704, the bottom end of the reset spring 703 is fixedly connected to the top of the limiting column 701, and the top of the reset spring 703 is fixedly connected to the inner top of the limiting column 701, the adjusting rod 704 is threadedly connected to the top of the limiting column 701, and the bottom end of the adjusting rod 704 is in contact with the top of the limiting block 702.

[0028] The two ends of the wire 2 are respectively extended into the interior of the fixed disk 4, and passed through the through slot 9, and the end of the wire 2 is pulled out to the outside of the fixed disk 4, and then the adjusting rod 704 is rotated to squeeze the limit block 702 inside the limit column 701, so that part of the wire 2 is squeezed into the inside of the card slot 10 to prevent it from slipping out of the through slot 9, thereby fixing the end of the wire 2 inside the fixed disk 4 to avoid position displacement during the tension test and ensure the stability of the wire 2.

[0029] like Figure 1 and Figure 4 As shown, the force adjustment mechanism 8 includes a pressure wheel 801, a connecting rod 802, a gear 803 and a rack 804. The pressure wheel 801, the connecting rod 802, the gear 803 and the rack 804 are all symmetrically arranged. The pressure wheel 801 is movably connected to the top of the connecting rod 802 through a rotating shaft, and the gear 803 is fixedly connected to the bottom of the connecting rod 802. The gear 803 and the rack 804 are meshed. The wire 2 passes through the hollow top of the connecting rod 802, and the outer side of the wire 2 is movably connected to the surface of the wire 2. The top of the base 1 is fixedly connected with a slideway 11, and the bottom end of the connecting rod 802 and the gear 803 are connected to the bottom end of the connecting rod 802. The wheels 803 are all movably connected to the top of the slide 11 through the rotating shaft, and the racks 804 are all slidably connected to the inner side of the slide 11. The force adjustment mechanism 8 also includes a screw rod 805 and a servo motor 806. The screw rod 805 is movably connected to the inside of the slide 11 through a bearing. A group of symmetrical threads are opened on the outer side of the screw rod 805. The screw rod 805 passes through the rack 804, and the screw rod 805 is threadedly connected to the rack 804. The top of the base 1 is fixedly connected to the servo motor 806, and the output end of the servo motor 806 is fixedly connected to one end of the screw rod 805.

[0030] Start the servo motor 806 to drive the screw 805 to rotate, thereby driving the rack 804 to move away from each other inside the slide 11, so that the two gears 803 rotate in opposite directions, thereby causing the connecting rod 802 to rotate around its axis. The angle between the connecting rods 802 gradually decreases, so that the pressure wheel 801 presses the wire 2 downward. A pressure sensor can be set inside the pressure wheel 801 to measure the tension data of the wire 2.

[0031] Working principle: When in use, first, start the servo motor 1 6 to drive the screw 1 5 to rotate, so as to adjust the relative distance between the support columns 3, and then extend the two ends of the wire 2 into the interior of the fixed disk 4 respectively, and pass it through the through slot 9, and at the same time pull the end of the wire 2 out of the fixed disk 4, then rotate the adjusting rod 704 to squeeze the limit block 702 inside the limit column 701, so as to squeeze part of the wire 2 into the interior of the card slot 10 to prevent it from sliding out of the through slot 9, so as to fix the end of the wire 2 inside the fixed disk 4; start the servo motor 2 806 to drive the screw 2 805 to rotate, so as to drive the wires to move away from each other inside the slideway 11, so that the two gears 803 rotate in the opposite direction, so that the connecting rod 802 rotates around its rotating axis, and the angle between the connecting rods 802 gradually decreases, so that the pressing wheel 801 presses the wire 2 downward, and a pressure sensor can be set inside the pressing wheel 801 to measure the tension data of the wire 2.

[0032] It should be noted that, in this article, the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model; the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "fixed", "installed", "connected", and "connected" should be understood in a broad sense. For example, "installed" can be a fixed connection, a detachable connection, or an integral connection; "connected" can be a mechanical connection or an electrical connection; "connected" can be a direct connection, an indirect connection through an intermediate medium, or a connection between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tension adjustment mechanism for a constant tension hanging bobbin, comprising a base (1) and a wire (2), characterized in that: The top of the base (1) is movably connected to a group of symmetrical support columns (3), and the tops of the support columns (3) are fixedly connected to fixed disks (4). The inside of the base (1) is movably connected to a screw rod (5) through a bearing, and the outside of the screw rod (5) is provided with a group of symmetrical threads. The screw rod (5) passes through the bottom end of the support column (3), and the screw rod (5) is threadedly connected to the support column (3). The outside of the base (1) is fixedly connected to a servo motor (6), and the output end of the servo motor (6) is fixedly connected to one end of the screw rod (5). The two ends of the wire (2) respectively pass through the fixed disk (4), and the top of the fixed disk (4) is provided with a limit mechanism (7), and the limit mechanism (7) is movably connected to the wire (2). The top of the base (1) is provided with a force adjustment mechanism (8), and the force adjustment mechanism (8) is movably connected to the middle position of the wire (2).

2. A tension adjustment mechanism for a constant tension hanging bobbin according to claim 1, characterized in that: The limiting mechanism (7) comprises a limiting column (701) and a limiting block (702); the limiting column (701) is fixedly connected to the interior of the fixed disk (4); a through groove (9) is provided inside the limiting column (701); and a clamping groove (10) is provided inside the limiting column (701); the through groove (9) and the clamping groove (10) are communicated with each other; the wire (2) passes through the through groove (9); and the limiting block (702) is movably connected to the interior of the limiting column (701).

3. A tension adjustment mechanism for a constant tension hanging bobbin according to claim 2, characterized in that: The limiting mechanism (7) further comprises a return spring (703) and an adjustment rod (704), wherein the bottom end of the return spring (703) is fixedly connected to the top end of the limiting column (701), and the top end of the return spring (703) is fixedly connected to the inner top end of the limiting column (701), and the adjustment rod (704) is threadedly connected to the top end of the limiting column (701), and the bottom end of the adjustment rod (704) is in contact with the top end of the limiting block (702).

4. The tension adjustment mechanism of a constant tension hanging bobbin according to claim 1, characterized in that: The force adjustment mechanism (8) comprises a pressure wheel (801), a connecting rod (802), a gear (803) and a rack (804); the pressure wheel (801), the connecting rod (802), the gear (803) and the rack (804) are all symmetrically arranged; the pressure wheel (801) is movably connected to the top end of the connecting rod (802) via a rotating shaft, and the gear (803) is fixedly connected to the bottom end of the connecting rod (802); the gear (803) and the rack (804) are meshed.

5. The tension adjustment mechanism of a constant tension hanging bobbin according to claim 1, characterized in that: The wire (2) passes through the hollow portion of the top end of the connecting rod (802), and the outer side of the wire (2) is movably connected to the surface of the wire (2).

6. A tension adjustment mechanism for a constant tension hanging bobbin according to claim 4, characterized in that: The top end of the base (1) is fixedly connected to a slideway (11), the bottom end of the connecting rod (802) and the gear (803) are movably connected to the top of the slideway (11) via a rotating shaft, and the rack (804) is slidably connected to the inner side of the slideway (11).

7. The tension adjustment mechanism of a constant tension hanging bobbin according to claim 4, characterized in that: The force adjustment mechanism (8) further comprises a second screw rod (805) and a second servo motor (806), wherein the second screw rod (805) is movably connected to the interior of the slideway (11) via a bearing, a group of symmetrical threads are provided on the outer side of the second screw rod (805), the second screw rod (805) passes through the rack (804), and the second screw rod (805) is threadedly connected to the rack (804), the top end of the base (1) is fixedly connected to the second servo motor (806), and the output end of the second servo motor (806) is fixedly connected to one end of the second screw rod (805).

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