Pre-twisting mechanism of double-twisting stranding machine for elevator steel wire rope

Abstract

The utility model relates to the technical field of elevator steel wire rope manufacturing, in particular to a pre-twisting mechanism of a double-twisting stranding machine for elevator steel wire ropes, which comprises a recycling workbench, a combined twisting bin is fixed at the top of the recycling workbench, a through hole is formed in the combined twisting bin, and oil absorption cotton is detachably mounted in the through hole. A circulating mechanism is arranged at the top of the twisting bin, a yarn placing frame is rotationally arranged on one side of the twisting bin, and a supporting frame used for supporting is arranged on one side of the yarn placing frame; the circulating mechanism comprises a filter screen welded to the top of the recycling workbench, a lubricating oil storage box is fixedly connected to the top of the combining and twisting bin, a circulating pipe is arranged on one side of the lubricating oil storage box, and the two ends of the circulating pipe communicate with the lubricating oil storage box and the recycling workbench provided with a collecting bin correspondingly. The lubricating oil collecting and filtering device can collect and filter dripped lubricating oil to be reused, so that waste is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to elevator steel wire rope manufacturing technical field especially is related to a kind of double-twist stranding machine pre-twist mechanism for elevator steel wire rope. BACKGROUND

[0002] Elevator steel wire rope is used on the steel wire rope for carrying the weight of elevator car and counterweight on elevator, vertical lifting of car is realized by traction machine mechanism, while playing the role of balance and guiding, ensure that elevator runs smoothly in the hoistway along vertical direction, elevator steel wire rope is made of high-strength steel wire, these steel wires are usually made of carbon steel or alloy steel, to ensure its tensile strength and durability. Manufacturing process includes wire drawing, strand forming, core formation, closure and lubrication etc. steps, wherein double-twist stranding machine for elevator steel wire rope is the strand forming of steel wire rope.

[0003] Since steel wire rope is susceptible to environmental factors during manufacturing and use, such as moisture, oxidation, etc., leading to rust, etc., lubricating oil is sprayed to the surface of steel wire rope during stranding process, and lubricating oil can increase the lubricity between steel wires during the stranding process of steel wire rope, so that the stranding operation is more smooth, thereby improving production efficiency and product quality.

[0004] However, when lubricating oil is sprayed, most of the lubricating oil is directly sprayed on the surface of steel wire rope through nozzle, and the excess lubricating oil directly drips on the workbench. It is not convenient to use the part of the dripping lubricating oil again, which will cause a certain waste. SUMMARY

[0005] The utility model discloses a kind of double-twist stranding machine pre-twist mechanisms for elevator steel wire rope, can be collected and filtered to the dripping lubricating oil, re-put into use, reduce waste, to solve the problem proposed in above background technique.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of double-twist stranding machine pre-twist mechanisms for elevator steel wire rope, including recycling workbench, the top of the recycling workbench is fixed with twist bin, and twist bin is internally provided with through-hole, the through-hole is detachably installed with oil absorption cotton, the top of the twist bin is provided with circulation mechanism, one side of the twist bin is rotatably provided with silk rack, and one side of the silk rack is provided with support frame for supporting;

[0007] The circulation mechanism includes filter screen welded on the top of recycling workbench, the top of the twist bin is fixedly connected with lubricating oil storage tank, and one side of the lubricating oil storage tank is provided with circulation pipe, the two ends of the circulation pipe are communicated with lubricating oil storage tank and recycling workbench provided with collection bin respectively.

[0008] Preferably, the circulating mechanism further comprises a spraying head mounted on one side of the lubricating oil storage tank, the spraying head and the lubricating oil storage tank are communicated with each other through pipelines, and the circulating pipe is fixedly provided with an oil pumping pump.

[0009] Preferably, a cleaning assembly is arranged on the top of the filter screen, the cleaning assembly comprises a cleaning frame which is matched with the filter screen, and the bottom of the cleaning frame is provided with a brush.

[0010] Preferably, the inside of the cleaning frame is connected with a transmission screw rod through a screw rod sleeve, and the power output end of a reciprocating motor is connected to one end of the transmission screw rod.

[0011] Preferably, the side of the wire placing frame is provided with a transmission assembly, the transmission assembly comprises a servo motor which is fixed on the surface of the support frame through bolts, and the power output end of the servo motor is connected with a driving gear.

[0012] Preferably, a driven gear is engagedly connected above the driving gear, and a fixing rod is arranged between the driven gear and the wire placing frame, and the inside of the driven gear is provided with a wire passing hole.

[0013] Preferably, a guide sliding groove is arranged at the connecting position of the wire placing frame and the support frame, and a support rod is arranged in the guide sliding groove, one end of the support rod slides in the guide sliding groove, and the other end of the support rod is fixed on the wire placing frame.

[0014] Preferably, a plurality of installation grooves are arranged on the surface of the wire placing frame at equal intervals, and a support cylinder is arranged in the wire placing frame through a bearing, and the end of the support cylinder close to the twisting bin is provided with a support head with a larger diameter than the support cylinder.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] 1. Through the circulating mechanism, the lubricating oil dropped from the steel wire rope can fall into the collecting bin in the recovery workbench after being sprayed out of the lubricating oil storage tank, and the lubricating oil can be reused by being filtered by the filter screen and then being poured into the lubricating oil storage tank through the circulating pipe.

[0017] 2. Through the cleaning assembly, the filter screen can be cleaned to avoid blockage of the filter screen and smooth passing of the lubricating oil. DRAWINGS

[0018] In order to more clearly illustrate the specific embodiment of the present application or the technical scheme in the prior art, the following will briefly introduce the drawings needed to be used in the description of the specific embodiment or the prior art, obviously, the drawings described in the following are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the premise of the drawings.

[0019] Figure 1 It is the overall structural view of the present application;

[0020] Figure 2 It is the Figure 1 enlarged schematic view of A in the present application;

[0021] Figure 3 It is the structural schematic view of the transmission assembly of the present application;

[0022] Figure 4 It is the structural schematic view of the cleaning assembly of the present application.

[0023] Explanation of reference signs:

[0024] 1, recovery workbench;2, twisting warehouse;3, oil absorbing cotton;4, circulating mechanism;401, lubricating oil storage tank;402, spraying head;403, circulating pipe;404, oil pump;405, filter screen;5, cleaning assembly;501, reciprocating motor;502, transmission screw;503, cleaning frame;6, support head;7, silk holder;8, support cylinder;9, mounting groove;10, transmission assembly;1001, servo motor;1002, driving gear;1003, fixed rod;1004, silk passing hole;1005, driven gear;11, support frame;12, guide sliding groove;13, support rod. Specific embodiment

[0025] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application, obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

[0026] The present application provides a technical scheme:

[0027] Please refer to Figures 1 to 4The utility model provides an elevator steel wire rope is with double twist stranding machine pre -twist mechanism, including recovery workbench 1, the top of recovery workbench 1 is fixed with twist bin 2, and the inside of twist bin 2 is opened with through -hole, and the inside detachably installed with oil absorbing cotton 3 of through -hole, the top of twist bin 2 is provided with circulating mechanism 4, and one side of twist bin 2 is rotatably provided with wire rack 7, and one side of wire rack 7 is provided with support frame 11 for supporting,

[0028] Circulating mechanism 4 includes filter screen 405 welded on the top of recovery workbench 1, the top of twist bin 2 is fixedly connected with lubricating oil storage tank 401, and one side of lubricating oil storage tank 401 is provided with circulating pipe 403, and the two ends of circulating pipe 403 are communicated with lubricating oil storage tank 401 and recovery workbench 1 provided with collecting bin respectively.

[0029] Through the above technical scheme, the lubricating oil in the lubricating oil storage tank 401 is sprayed out, and the lubricating oil dripping from the steel wire rope can fall into the collecting bin in the recovery workbench 1, the collecting bin is located below the filter screen 405, and the lubricating oil is filtered through the filter screen 405 and then poured into the lubricating oil storage tank 401 through the circulating pipe 403, so that the lubricating oil is reused, and the steel wire rope entering the twist bin 2 can absorb excess lubricating oil through the oil absorbing cotton 3, so as to avoid the lubricating oil on the steel wire rope from continuously dripping and dirtying other working areas.

[0030] Specifically, as shown in Figure 4 The circulating mechanism 4 further includes a spray head 402 installed on one side of the lubricating oil storage tank 401, the spray head 402 is in communication with the lubricating oil storage tank 401 through a pipeline, an oil pump 404 is fixedly installed on the circulating pipe 403, a cleaning assembly 5 is provided on the top of the filter screen 405, the cleaning assembly 5 includes a cleaning frame 503 attached to the filter screen 405, a brush is provided on the bottom of the cleaning frame 503, a transmission screw rod 502 is connected in the cleaning frame 503 through a screw rod sleeve, and one end of the transmission screw rod 502 is connected to the power output end of a reciprocating motor 501 through the side of the recovery workbench 1.

[0031] Through the above technical scheme, the lubricating oil is sprayed out by the spray head 402, the oil pump 404 pours the filtered lubricating oil into the lubricating oil storage tank 401 through the circulating pipe 403, and the cleaning frame 503 moves on the surface of the filter screen 405 under the action of the rotating transmission screw rod 502, so as to clean the filter screen 405, avoid the filter screen 405 from being blocked to cause the lubricating oil to not pass smoothly, and the filter screen 405 can be detachably connected to facilitate cleaning of the filter screen 405.

[0032] Specifically, as shown in Figure 2 And Figure 3As shown, one side of the wire holder 7 is provided with a transmission assembly 10, and the transmission assembly 10 comprises a servo motor 1001 fixed on the surface of the support frame 11 by bolts, the power output end of the servo motor 1001 is connected with a driving gear 1002, the upper side of the driving gear 1002 is connected with a driven gear 1005 in a meshing mode, and the fixed rod 1003 is arranged between the driven gear 1005 and the wire holder 7, the inside of the driven gear 1005 is provided with a wire passing hole 1004, the connecting part of the wire holder 7 and the support frame 11 is provided with a guide sliding groove 12, and the support rod 13 is arranged in the guide sliding groove 12, one end of the support rod 13 slides in the guide sliding groove 12, and the other end of the support rod 13 is fixed on the wire holder 7, the surface of the wire holder 7 is provided with a plurality of installation grooves 9 which are evenly distributed at equal intervals, and the inside of the wire holder 7 is provided with a support cylinder 8 which is installed through bearings, and one end of the support cylinder 8 close to the twisting bin 2 is provided with a support head 6 with a larger diameter than the support cylinder 8.

[0033] Through the above technical scheme, the center steel wire strand passes through the wire passing hole 1004 of the driven gear 1005 into the support cylinder 8, and passes out through the support head 6 on the support cylinder 8 into the twisting bin 2, and the outer steel wire strand is installed on the wire holder 7 through the installation groove 9, after starting the servo motor 1001, the servo motor 1001 drives the driving gear 1002 to rotate, and the driving gear 1002 drives the driven gear 1005 to rotate, and the fixed rod 1003 on the driven gear 1005 drives the wire holder 7 to rotate synchronously, so that the outer steel wire strand is covered outside the support head 6 and enters the twisting bin 2, and the support rod 13 on the wire holder 7 slides in the guide sliding groove 12 to support the wire holder 7.

[0034] Working principle: the center steel wire strand passes through the wire passing hole 1004 of the driven gear 1005 into the support cylinder 8, and passes out through the support head 6 on the support cylinder 8 into the twisting bin 2, and the outer steel wire strand is installed on the wire holder 7 through the installation groove 9, after starting the servo motor 1001, the servo motor 1001 drives the driving gear 1002 to rotate, and the driving gear 1002 drives the driven gear 1005 to rotate, and the fixed rod 1003 on the driven gear 1005 drives the wire holder 7 to rotate synchronously, so that the outer steel wire strand is covered outside the support head 6 and enters the twisting bin 2, and the lubricating oil is sprayed out by the spraying head 402 to lubricate the steel wire rope entering the twisting bin 2, and the lubricating oil dripping from the steel wire rope can fall into the collection bin in the recycling workbench 1, and the oil pump 404 re-puts the filtered lubricating oil into the lubricating oil storage tank 401 through the circulating pipe 403, and the cleaning frame 503 can move on the surface of the filter screen 405 under the action of the rotating transmission lead screw 502 to clean the filter screen 405, so as to avoid the blockage of the filter screen 405 to cause the lubricating oil to pass through smoothly.

[0035] Finally, it should be noted that: the above embodiments are used to illustrate the technical solutions of the present application, but not limited to them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A pre-twisting mechanism for a double-twisted stranding machine for elevator wire ropes, comprising a recovery workbench (1), characterized in that: The top of the recycling workbench (1) is fixed with a twisting chamber (2), and the inside of the twisting chamber (2) is provided with a through hole. Oil-absorbing cotton (3) is detachably installed inside the through hole. A circulation mechanism (4) is provided on the top of the twisting chamber (2). A yarn holder (7) is rotatably provided on one side of the twisting chamber (2), and a support frame (11) for support is provided on one side of the yarn holder (7). The circulation mechanism (4) includes a filter screen (405) welded to the top of the recycling workbench (1). The top of the twisting chamber (2) is fixedly connected to a lubricating oil storage tank (401), and a circulation pipe (403) is provided on one side of the lubricating oil storage tank (401). The two ends of the circulation pipe (403) are respectively connected to the lubricating oil storage tank (401) and the recycling workbench (1) with a collection chamber.

2. The pre-twisting mechanism of a double-twisted stranding machine for elevator wire ropes according to claim 1, characterized in that: The circulation mechanism (4) also includes a spray head (402) installed on one side of the lubricating oil storage tank (401). The spray head (402) and the lubricating oil storage tank (401) are connected to each other through a pipe. An oil pump (404) is fixedly installed on the circulation pipe (403).

3. The pre-twisting mechanism of a double-twisted stranding machine for elevator wire ropes according to claim 2, characterized in that: The top of the filter screen (405) is provided with a cleaning component (5), the cleaning component (5) includes a cleaning frame (503) that fits into the filter screen (405), and a brush is provided at the bottom of the cleaning frame (503).

4. The pre-twisting mechanism of a double-twisting stranding machine for elevator wire ropes according to claim 3, characterized in that: The cleaning rack (503) is internally connected to a transmission screw (502) via a screw sleeve, and one end of the transmission screw (502) passes through one side of the recycling workbench (1) and is connected to the power output end of a reciprocating motor (501).

5. The pre-twisting mechanism of a double-twisted stranding machine for elevator wire ropes according to claim 1, characterized in that: A transmission assembly (10) is provided on one side of the wire placement frame (7), and the transmission assembly (10) includes a servo motor (1001) fixed to the surface of the support frame (11) by bolts, and the power output end of the servo motor (1001) is connected to a drive gear (1002).

6. The pre-twisting mechanism of a double-twisted stranding machine for elevator wire ropes according to claim 5, characterized in that: The driven gear (1005) is meshed above the driving gear (1002), and a fixing rod (1003) is provided between the driven gear (1005) and the wire holder (7). The driven gear (1005) has a wire threading hole (1004) inside.

7. The pre-twisting mechanism of a double-twisted stranding machine for elevator wire ropes according to claim 6, characterized in that: The connection between the wire placement frame (7) and the support frame (11) is provided with a guide groove (12) and a support rod (13) is provided inside the guide groove (12). One end of the support rod (13) slides inside the guide groove (12), and the other end of the support rod (13) is fixed on the wire placement frame (7).

8. The pre-twisting mechanism of a double-twisting stranding machine for elevator wire ropes according to claim 7, characterized in that: The surface of the wire placing frame (7) is provided with several equally spaced and evenly distributed mounting grooves (9), and the inside of the wire placing frame (7) is equipped with a support cylinder (8) through a bearing. The end of the support cylinder (8) near the twisting chamber (2) is provided with a support head (6) with a diameter larger than that of the support cylinder (8).

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