CN112128470B - Long tow chain positioning and sagging prevention device - Google Patents
Long tow chain positioning and sagging prevention device Download PDFInfo
- Publication number
- CN112128470B CN112128470B CN202010991257.3A CN202010991257A CN112128470B CN 112128470 B CN112128470 B CN 112128470B CN 202010991257 A CN202010991257 A CN 202010991257A CN 112128470 B CN112128470 B CN 112128470B
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- Prior art keywords
- rod
- tow chain
- chain
- drag chain
- gag lever
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/01—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets for supporting or guiding the pipes, cables or protective tubing, between relatively movable points, e.g. movable channels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G13/00—Chains
- F16G13/12—Hauling- or hoisting-chains so called ornamental chains
- F16G13/16—Hauling- or hoisting-chains so called ornamental chains with arrangements for holding electric cables, hoses, or the like
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
A long tow chain locating, sag prevention device comprising: the device comprises walking equipment, an installation base, a supporting rod assembly, a limiting rod, a connecting rod, a drag chain and an intelligent controller; the plurality of supporting rod assemblies are sequentially and equidistantly arranged on the mounting base from front to back, and the tops of the plurality of supporting rod assemblies are connected in series through the connecting rod, so that the automatic increase or decrease of the support of the drag chain along with the change of the length of the drag chain is realized; one end through the gag lever post is rotated and is installed on the connecting rod, and the spacing groove of gag lever post is located the tow chain directly over, and the gag lever post can restrict the skew of tow chain left and right sides direction, and after the tow chain head passed through the gag lever post, it was rotatory that the bumping post drove the revolving stage, makes the nose bar rotatory to the gag lever post below, with the gag lever post jack-up to make things convenient for the tow chain motion, do not influence the tow chain motion when preventing "off tracking".
Description
Technical Field
The invention relates to the technical field of transmission machinery, in particular to a long drag chain positioning and sagging prevention device.
Background
With the increasing industrialization degree of China, the automatic walking equipment is more and more widely applied, and the use occasions of the engineering drag chain are increased; but because the material of tow chain itself, structural reason, if the tow chain service length overlength, then upper tow chain can take place "flagging", "off tracking" phenomenons such as the in-process of walking, not only influence pleasing to the eye, can make upper and lower floor tow chain distance too near even take place the friction when flagging seriously moreover, make tow chain life greatly reduced or even damage, for this reason, people have invented the kind and prevent the flagging lifting support of tow chain, for example, the patent number is: 2014202451256 discloses a lifting support device for preventing drag chain from sagging, which comprises a drag chain, wherein the tail end of the drag chain is provided with a drag chain support, the drag chain support comprises a connecting shaft, two ends of the connecting shaft are provided with first supporting rods, two sides of each first supporting rod are respectively provided with a support chain sheet, the support chain sheets are connected with the drag chain sheet through the connecting shaft, the tops of the first supporting rods are respectively hinged with second supporting rods through rotating shafts, supporting rollers are arranged on the rotating shafts, the tail ends of the second supporting rods are connected through connecting rods, rollers are arranged at two ends of each connecting rod, an air cylinder is arranged between each connecting rod and the connecting shaft, and one end of a piston rod of each air cylinder is connected with the corresponding connecting rod; the height of the carrier roller is adjusted by operating the air cylinder, so that the interference between a drag chain bracket and the existing equipment can be avoided, the drag chain can be supported, and the deformation resistance of the drag chain is improved;
although the drag chain support is realized, when the support rods and the air cylinders of the drag chain support are both of a prefabricated fixed number and structure, when the length of the drag chain changes, the drag chain support cannot be automatically increased or reduced along with the change of the length of the drag chain, so that the use is inconvenient, and the problem of deviation when the drag chain moves forwards cannot be effectively solved because the anti-deviation device is not arranged, and if a fixed limiting rod is simply added, although the problem of deviation of a drag chain head can be avoided, after the drag chain head passes, the fixed limiting rod causes certain inconvenience to the movement of a drag chain body, so that the abrasion of the drag chain is accelerated;
therefore, the invention is needed to solve the technical problems by inventing a long tow chain positioning and anti-sagging device which can automatically increase or decrease the tow chain bracket along with the change of the length of the tow chain, and can prevent the 'deviation' without influencing the motion of the tow chain.
Disclosure of Invention
Aiming at the problems, the invention provides a long drag chain positioning and sagging prevention device, which is characterized in that a plurality of supporting rod assemblies are sequentially and equidistantly arranged on a mounting base from front to back, and the tops of the supporting rod assemblies are connected in series through connecting rods, so that drag chain supports are automatically increased or decreased along with the change of the length of a drag chain; one end through the gag lever post is rotated and is installed on the connecting rod, and the spacing groove of gag lever post is located the tow chain directly over, and the gag lever post can restrict the skew of tow chain left and right sides direction, and after the tow chain head passed through the gag lever post, it was rotatory that the bumping post drove the revolving stage, makes the nose bar rotatory to the gag lever post below, with the gag lever post jack-up to make things convenient for the tow chain motion, do not influence the tow chain motion when preventing "off tracking".
The technical scheme adopted by the invention is as follows: the method comprises the following steps: the device comprises walking equipment, an installation base, a supporting rod assembly, a limiting rod, a connecting rod, a drag chain and an intelligent controller;
the walking equipment is connected with the upper part of the drag chain and is used for driving the drag chain to move back and forth; the mounting base is sequentially provided with a plurality of supporting rod assemblies at equal intervals from front to back, the tops of the supporting rod assemblies are connected in series through a connecting rod, one end of a limiting rod is rotatably mounted on the connecting rod, a limiting groove of the limiting rod is positioned right above the drag chain, and the limiting rod can limit the deviation of the drag chain in the left and right directions; the intelligent controller is arranged on the side surface of the walking equipment and used for controlling the starting and stopping of the walking equipment;
the die-pin subassembly includes: the device comprises a collision rod, a support rod, a round base, a fixing nut, a gasket, a spring top bead, a deep groove ball bearing, a rotary table and a convex rod; the rotary table is rotatably arranged on the round base through a deep groove ball bearing, and the deep groove ball bearing is fixed at the bottom of the rotary table through a fixing nut and a gasket; the convex rod is fixedly arranged at the top of the rotating table;
the bottom of the spring ejecting bead is fixedly arranged on the round base, the bottom of the rotating table is provided with a concave groove, and the top of the spring ejecting bead is ejected in the concave groove; the two ends of the concave-shaped groove are provided with a concave point C and a concave point E, and the middle part of the concave-shaped groove is provided with a concave point D; in the rotating process of the rotating platform, the spring ejecting ball is pressed downwards, and when the rotating platform rotates to the concave point C or the concave point E, the spring ejecting ball is ejected out, so that the rotating platform is limited;
the walking equipment drive tow chain moves forward, the tow chain passes behind the gag lever post and collides with the pole, makes the pole rotatory, and the pole that bumps drives the revolving stage rotatory to make the die-pin rotatory to the tow chain below, thereby after the tow chain flagging, hold the tow chain by the die-pin, drive the nose bar simultaneously and rotate to the gag lever post below, jack-up the gag lever post, thereby make things convenient for the tow chain motion.
Furthermore, a rubber protective layer is arranged in a limiting groove of the limiting rod.
Further, the walking device is driven by a stepping motor.
Further, the length of the connecting rod is adjustable.
Furthermore, the intelligent controller is controlled through a PLC.
Due to the adoption of the technical scheme, the invention has the following advantages:
(1) according to the invention, a plurality of supporting rod assemblies are sequentially and equidistantly arranged on the mounting base from front to back, the tops of the supporting rod assemblies are connected in series through the connecting rod, the collision rod rotates through the forward movement of the drag chain, the supporting rod is driven to rotate to the position below the drag chain, so that the drag chain is dragged by the supporting rod after the drag chain drops, and the drag chain support can be automatically increased or reduced along with the change of the length of the drag chain;
(2) one end of a limiting rod is rotatably mounted on a connecting rod, a limiting groove of the limiting rod is positioned right above a drag chain, the limiting rod can limit deviation of the drag chain in the left-right direction, after a drag chain head passes through the limiting rod, a collision rod drives a rotating platform to rotate, a protruding rod is rotated to the lower side of the limiting rod, and the limiting rod is jacked up, so that drag chain movement is facilitated, and drag chain movement is not influenced while 'deviation' is prevented;
(3) the bottom of the rotating platform is provided with a concave groove, and the top of the spring ejecting bead is ejected in the concave groove; in the rotating process of the rotating table, the spring ejecting ball is pressed down, and when the rotating table rotates to the concave point C or the concave point E, the spring ejecting ball pops out, so that the rotating table is limited, the reliability of the rotating table in the position switching process is improved, and the rotating table is prevented from rotating in place.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is an enlarged view of a portion of the invention at I in FIG. 1.
FIG. 3 is an enlarged view of a portion of FIG. 1 at point II.
Fig. 4 is a schematic structural diagram of the joist assembly of the present invention.
FIG. 5 is a schematic view of a turntable according to the present invention.
Fig. 6 is a schematic view of the structure of the drag chain before hitting the rod.
Fig. 7 is a schematic view of the structure of the drag chain when it hits the impact bar.
FIG. 8 is a schematic view of the structure of the stop lever of the present invention.
Reference numerals: 1-a walking device; 2-installing a base; 3-a support rod assembly; 4-a limiting rod; 5-a connecting rod; 6-drag chain; 301-a touch bar; 302-a supporting rod; 303-round base; 304-a retaining nut; 305-a washer; 306-spring top bead; 307-deep groove ball bearing; 308-rotating table; 309-protruding rod.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Embodiments, as shown in fig. 1-8, a long tow chain positioning, anti-sag device, comprising: the device comprises a walking device 1, an installation base 2, a supporting rod component 3, a limiting rod 5, a connecting rod 6, a drag chain 7 and an intelligent controller;
the walking equipment 1 is connected with the upper part of the drag chain 7 and is used for driving the drag chain 7 to move back and forth; the mounting base 2 is sequentially provided with a plurality of supporting rod assemblies 3 at equal intervals from front to back, the tops of the supporting rod assemblies 3 are connected in series through a connecting rod 6, one end of a limiting rod 5 is rotatably mounted on the connecting rod 6, a limiting groove of the limiting rod 5 is positioned right above a drag chain 7, and the limiting rod 5 can limit the deviation of the drag chain 7 in the left and right directions; the intelligent controller is arranged on the side surface of the walking equipment 1 and used for controlling the starting and stopping of the walking equipment 1;
the die-pin subassembly 3 includes: the device comprises a touch rod 301, a support rod 302, a round base 303, a fixing nut 304, a washer 305, a spring top ball 306, a deep groove ball bearing 307, a rotating platform 308 and a convex rod 309; the collision rod 301 and the support rod 302 are both arranged on the side surface of the rotating platform 308, the difference between the collision rod 301 and the support rod 302 is 90 degrees, the support rod 302 is provided with a rolling sleeve so as to assist the rotation of the drag chain 7 after the drag chain 7 hangs down, the rotating platform 308 is rotatably arranged on the round base 303 through a deep groove ball bearing 307, and the deep groove ball bearing 307 is fixed at the bottom of the rotating platform 308 through a fixing nut 304 and a washer 305 so as to enable the rotating platform 308 to smoothly rotate; the convex rod 309 is fixedly arranged at the top of the rotating platform 308 and used for jacking up the limiting rod 5;
the bottom of the spring ejecting ball 306 is fixedly arranged on the round base 303, the bottom of the rotating platform 308 is provided with a concave groove, and the top of the spring ejecting ball 306 is ejected in the concave groove; the two ends of the concave-shaped groove are provided with a concave point C and a concave point E, and the middle part is provided with a concave point D; during the rotation of the rotary table 308, the spring top bead 306 is pressed down, and when the rotary table 308 rotates to the concave point C or the concave point E, the spring top bead 306 is ejected out, so that the rotary table 308 is limited; thereby improving the reliability of the rotary table 308 during position switching and avoiding the situation that the rotary table 308 does not rotate in place;
when the device is used, the walking device 1 drives the drag chain 7 to move forwards, the drag chain 7 penetrates through the limiting rod 5 and then collides with the collision rod 301, the collision rod 301 rotates, the collision rod 301 drives the rotating platform 308 to rotate, and the supporting rod 302 rotates to the position below the drag chain 7, so that the drag chain 7 is dragged by the supporting rod 302 after the drag chain 7 droops, the supporting rod assembly 3 can automatically increase or reduce the number of the supporting rod assemblies 3 along with the change of the length of the drag chain 7, the dynamic droop is realized, and the use convenience is improved;
the rotating table 308 rotates and simultaneously drives the protruding rod 309 to rotate to the position below the limiting rod 5, the limiting rod 5 is jacked up, the drag chain 7 can move conveniently, the limiting rod 5 prevents the head of the drag chain 7 from deviating, and meanwhile, the movement of the subsequent chain body of the drag chain 7 is not influenced, so that the abrasion of the drag chain 7 is reduced, and the service life of the drag chain 7 is prolonged;
when the drag chain 7 moves backwards, the movement process is just reversed, the positions of the collision rod 301 and the support rod 302 of the support rod assembly 3 are in reciprocating circulation, the forward and backward movement requirements of the drag chain 7 are met in a relay mode, the number of the support rod assemblies 3 and the limiting rods 5 can be increased or reduced according to the length of the drag chain 7, the length of the connecting rods 5 can be adjusted simultaneously, the use is convenient, the problems of drooping and positioning of the drag chain 7 are solved completely, and the reliability and the precision of the walking device 1 are improved greatly; accidents caused by friction or interference of the drag chain 7 are prevented, and enterprise loss is reduced.
In an optional implementation manner of the embodiment of the invention, except for the same parts as those in the previous embodiment, a rubber protective layer is arranged in the limiting groove of the limiting rod 5, so that the drag chain 7 and the limiting rod 5 are further protected, and the service life is prolonged; the walking equipment 1 is driven by a stepping motor, so that the walking stability and reliability of the walking equipment 1 are further ensured; the intelligent controller is controlled by the PLC, so that the intelligent controller is simple to operate, low in cost and easy to popularize and use.
While in the foregoing description numerous specific details have been set forth in order to provide a thorough understanding of the present invention, it will be apparent to those skilled in the art that the present invention may be practiced in many ways other than those specifically described and that similar modifications may be made without departing from the spirit of the invention and the invention is therefore not limited to the specific embodiments disclosed below.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Claims (5)
1. A long tow chain positioning and sagging prevention device is characterized by comprising: the device comprises a walking device (1), an installation base (2), a supporting rod assembly (3), a limiting rod (5), a connecting rod (6), a drag chain (7) and an intelligent controller;
the walking equipment (1) is connected with the upper part of the drag chain (7) and is used for driving the drag chain (7) to move back and forth; the mounting base (2) is sequentially provided with a plurality of supporting rod assemblies (3) at equal intervals from front to back, the tops of the supporting rod assemblies (3) are connected in series through a connecting rod (6), one end of a limiting rod (5) is rotatably mounted on the connecting rod (6), a limiting groove of the limiting rod (5) is positioned right above the drag chain (7), and the limiting rod (5) can limit the deviation of the drag chain (7) in the left and right directions; the intelligent controller is arranged on the side surface of the walking equipment (1) and used for controlling the starting and stopping of the walking equipment (1);
the die-pin subassembly (3) includes: the device comprises a touch rod (301), a support rod (302), a round base (303), a fixed nut (304), a washer (305), a spring top ball (306), a deep groove ball bearing (307), a rotating table (308) and a convex rod (309); the collision rod (301) and the support rod (302) are both arranged on the side face of the rotating platform (308), the difference between the collision rod (301) and the support rod (302) is 90 degrees, the support rod (302) is provided with a rolling sleeve, the rotating platform (308) is rotatably arranged on the round base (303) through a deep groove ball bearing (307), and the deep groove ball bearing (307) is fixed at the bottom of the rotating platform (308) through a fixing nut (304) and a gasket (305); the convex rod (309) is fixedly arranged at the top of the rotating platform (308);
the bottom of the spring ejecting ball (306) is fixedly arranged on the round base (303), a concave groove is formed in the bottom of the rotating table (308), and the top of the spring ejecting ball (306) is ejected in the concave groove; the two ends of the concave-shaped groove are provided with a concave point C and a concave point E, and the middle part of the concave-shaped groove is provided with a concave point D; in the rotating process of the rotating platform (308), the spring top ball (306) is pressed downwards, and when the rotating platform (308) rotates to the concave point C or the concave point E, the spring top ball (306) pops out, so that the rotating platform (308) is limited;
walking equipment (1) drive tow chain (7) move along, tow chain (7) pass behind gag lever post (5) with bump pole (301) and collide mutually, make and bump pole (301) rotatory, bump pole (301) and drive revolving stage (308) rotatory to make die-pin (302) rotatory to tow chain (7) below, thereby behind tow chain (7) flagging, tow chain (7) are dragged by die-pin (302), drive protruding pole (309) simultaneously and rotate to gag lever post (5) below, jack-up gag lever post (5), thereby make things convenient for tow chain (7) to move.
2. The long tow chain positioning and sagging prevention device according to claim 1, wherein a rubber protection layer is arranged in the limiting groove of the limiting rod (5).
3. A long tow chain positioning, anti-sagging arrangement according to claim 1, characterized in that the walking device (1) is driven by a step motor.
4. A device for positioning a long tow chain and preventing it from sagging according to any of claims 1-3, characterized in that the length of the connecting bar (6) is adjustable.
5. The long tow chain positioning and sagging prevention device according to claim 4, wherein the intelligent controller is controlled by a PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010991257.3A CN112128470B (en) | 2020-09-20 | 2020-09-20 | Long tow chain positioning and sagging prevention device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010991257.3A CN112128470B (en) | 2020-09-20 | 2020-09-20 | Long tow chain positioning and sagging prevention device |
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| Publication Number | Publication Date |
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| CN112128470A CN112128470A (en) | 2020-12-25 |
| CN112128470B true CN112128470B (en) | 2021-12-17 |
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| CN202010991257.3A Active CN112128470B (en) | 2020-09-20 | 2020-09-20 | Long tow chain positioning and sagging prevention device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113827916B (en) * | 2021-09-30 | 2022-05-17 | 惠州市思博特运动器材配件制造有限公司 | Off tracking mechanical correction structure is prevented to treadmill belt |
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Effective date of registration: 20211125 Address after: 523000 room 107, building 31, No. 911, Jian'an Road, Chang'an Town, Dongguan City, Guangdong Province Applicant after: DONGGUAN SHENGDA MACHINERY TECHNOLOGY Co.,Ltd. Address before: 315000 Jinte metal products Co., Ltd., Wuxiang Industrial Park, Jingjing Road, Yinzhou District, Ningbo City, Zhejiang Province Applicant before: Chen Meiyuan |
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