阅读说明：本技术 一种生产设备、工艺及通过该生产设备生产的电梯曳引带 (Production equipment and process and elevator traction belt produced by production equipment ) 是由 方永清 薛艳妮 于 2020-06-12 设计创作，主要内容包括：本发明涉及电梯技术领域,尤其是涉及一种生产设备、工艺及通过该生产设备生产的电梯曳引带。一种生产设备,包括主动放线系统、汇线系统、预热系统、挤出机、压印装置、前吹干装置、热端尺寸检测装置、控制柜、温水冷却水槽、冷水水槽、储线装置、后吹干装置、冷端尺寸检测装置、牵引装置、切割装置、收卷线装置,所述的压印装置包括对应设置在曳引带的上下两侧的从动轮组、主动轮组、喷水嘴和加热器,所述的主动轮组和从动轮组之间通过钢带连接,两个钢带分别与曳引带的上下两侧接触,所述的钢带上对应曳引带设置有压印信息。本发明生产效率高,可以省去油墨的使用,生产成本低,使用效果好并且环保。(The invention relates to the technical field of elevators, in particular to production equipment and process and an elevator traction belt produced by the production equipment. The production equipment comprises a driving pay-off system, a line converging system, a preheating system, an extruder, an imprinting device, a front blow-drying device, a hot end size detection device, a control cabinet, a warm water cooling water tank, a cold water tank, a line storage device, a rear blow-drying device, a cold end size detection device, a traction device, a cutting device and a winding device, wherein the imprinting device comprises a driven wheel set, a driving wheel set, a water nozzle and a heater which are correspondingly arranged on the upper side and the lower side of a dragging belt, the driving wheel set and the driven wheel set are connected through steel belts, the two steel belts are respectively contacted with the upper side and the lower side of the dragging belt, and imprinting information is arranged on the steel belts corresponding to the dragging belt. The invention has high production efficiency, can save the use of printing ink, and has low production cost, good use effect and environmental protection.)

1. The production equipment comprises a driving pay-off system, a line converging system, a preheating system, an extruder, an imprinting device, a front blow-drying device, a hot end size detection device, a control cabinet, a warm water cooling water tank, a cold water tank, a line storage device, a rear blow-drying device, a cold end size detection device, a traction device, a cutting device and a winding device.

2. The production equipment as claimed in claim 1, wherein the driven wheel set comprises two driven wheels, the driving wheel set comprises two driving wheels, one end of the steel belt is connected to one of the driving wheels, and the other end of the steel belt is connected to the other driving wheel.

3. The production equipment as claimed in claim 1 or 2, wherein the steel belt is a perforated steel belt, a plurality of perforations are arranged on the perforated steel belt, and the driving wheel is provided with a protrusion which is matched with the perforations so that the running speed of the horizontal section of the steel belt is synchronous with the extrusion speed of the production line.

4. The production facility according to claim 1 or 2, wherein the embossed information is projected from the surface of the steel strip.

5. A production facility according to claim 1 or 2, characterized in that the embossed information is recessed in the surface of the steel strip.

6. The production process of a production facility as claimed in any of claims 1 to 5, wherein the carriers are firstly paid off by an active paying-off system and then gathered by a gathering system, so that the carriers are gathered to be arranged in a horizontal equal height state from different widths and heights; preheating the bearing body by a preheating system; the preheated carrying body enters a machine head and a mouth mold on an extruder, and the material of the coating layer is heated and melted by a screw of the extruder and enters the machine head and the mouth mold; the bearing body is wrapped by the coating layer after leaving the mouth die, then the coating layer enters the impressing device, the upper surface of the coating layer is contacted with the upper steel strip, the lower surface of the coating layer is contacted with the lower steel strip, so that the surface roughness and the thickness of the dragging belt can be controlled, and the impressing information on the steel strip can be impressed on the surface of the dragging belt after impressing, so that the surface of the dragging belt has corresponding impressing characters; after the dragging belt leaves the embossing device, the dragging belt passes through a front blowing-drying device, so that water drops on the surface of the dragging belt are dried; measuring the width of the dragging belt by a hot end size detection device; the traction belt passes through a warm water cooling water tank to be cooled by a warm water bath, and then passes through a cold water tank to be further cooled by a cold water bath, so that a completely solidified traction belt is obtained; then after the traction belt is dried by a drying device, measuring the width of the traction belt by a cold end size detection device, wherein the traction device is arranged behind the cold end size detection device, and the traction device is matched with the active pay-off system to enable the bearing body to keep corresponding tension; the cutting device and the winding device are arranged behind the wire storage frame, and the wire storage device is used for providing operating time for changing disks without stopping when the disks are cut and changed.

7. An elevator traction belt produced by the production equipment of any one of claims 1 to 5, comprising a coating layer, wherein a plurality of supporting bodies are arranged in the coating layer, and the coating layer is provided with embossed characters corresponding to embossed information.

8. The elevator traction sheave of claim 7 wherein the coating comprises an opener-free coating, the carrier is disposed within the opener-free coating, and the outer surface of the opener-free coating is surrounded by the opener-containing coating.

9. The elevator traction sheave of claim 7 wherein the coating comprises an opener-free coating, the carrier is disposed within the opener-free coating, and the opener-free coating is disposed on both the upper and lower surfaces of the opener-free coating.

10. The elevator traction belt as claimed in claim 7, wherein said coating comprises an opening agent-containing coating, said carrier is disposed within said opening agent-containing coating, and a release agent is coated on an outer surface of said carrier.

Technical Field

The invention relates to the technical field of elevators, in particular to production equipment and process and an elevator traction belt produced by the production equipment.

Background

With the progress of elevator science and technology, elevators are installed in more and more houses, and the elevators are in contact with people more and more, become mechanical products familiar to the public, and attract more and more manufacturers to produce elevator safety component traction belts.

The elevator dragging belt belongs to an opening belt, and is classified according to whether a bearing body passes through a machine head or not, information such as company logo, specification, production date, meter information, production place and the like is printed on a line body and the belt during production in the current industry, because the elevator dragging belt is flat, in the using process, two sides of the elevator dragging belt are in contact with a dragging wheel or a guide wheel, ink-jet printed characters can be worn away quickly, the characters are left on the wheels and need to be cleaned, redundant information is used, ink is a chemical product which is not environment-friendly, the purchasing cost is high, the traditional code spraying method is to identify the speed through an encoder, ink spraying information is carried out again, the accumulated error of adjacent fields can reach five per thousand, and the precision is low.

The text information on the existing dragging belt is usually printed by an ink-jet printer during production of the dragging belt, so that the production cost is high, the environment is not protected, ink is easy to polish, the use effect is poor, and the production efficiency of the dragging belt is low.

For example, Chinese patent publication numbers are: CN108861956A, announced in 2018, 11/23/h, a traction sheave for an elevator system, comprising a wrapping body extending along a longitudinal direction of the traction sheave, a plurality of sets of load bearing members extending along the longitudinal direction and arranged in parallel inside the wrapping body, and further comprising a member for displaying an operation state. The element for displaying the running state can be a filling layer which is embedded in the cladding body and is positioned between the bearing element and the outer surface of the cladding body; the outer wrapping layer can be wrapped outside the wrapping body; or both the filler layer and the outer wrap layer. The color of the filling layer is changed along with the change of the borne load, the vibration, the illumination intensity or the temperature, the coating body is made of transparent or semitransparent materials, or the magnetic field intensity of the filling layer is changed along with the change of the borne load, the vibration, the illumination intensity or the temperature, the running state of the dragging belt can be accurately monitored in real time without depending on regular manual appearance inspection or professional dragging belt performance fault monitoring instruments, but the text information on the dragging belt is usually printed by an ink-jet printer, so that the production cost is high, the environment is not protected, the ink is easy to polish, and the use effect is poor.

Disclosure of Invention

The invention mainly aims at the problems that the text information on the traction belt is usually printed by an ink-jet printer when the existing traction belt is produced, the production cost is higher, the environment is not protected, the printing ink is easy to polish, the use effect is poor, and the production efficiency of the traction belt is low.

The purpose of the invention is mainly realized by the following scheme: the production equipment comprises a driving pay-off system, a line converging system, a preheating system, an extruder, an imprinting device, a front blow-drying device, a hot end size detection device, a control cabinet, a warm water cooling water tank, a cold water tank, a line storage device, a rear blow-drying device, a cold end size detection device, a traction device, a cutting device and a winding device, wherein the imprinting device comprises a driven wheel set, a driving wheel set, a water nozzle and a heater which are correspondingly arranged on the upper side and the lower side of a dragging belt, the driving wheel set and the driven wheel set are connected through steel belts, the two steel belts are respectively contacted with the upper side and the lower side of the dragging belt, and imprinting information is arranged on the steel belts corresponding to the dragging belt. The active pay-off system has 8 to 24 groups of wire coils to meet the specification requirement of the traction belt, and the production line further comprises: the line converging system, the preheating system and the extruding machine are arranged, one or two extruding machines can be arranged according to different designs of the dragging belt, a bearing body enters the head of the extruding machine along the horizontal direction, the bearing body is extruded with the coating layer and then horizontally exits from a neck mold of the extruding machine, and then the bearing body passes through the coining device, the front blow-drying device, the hot end size detection device, the control cabinet, the warm water cooling water tank, the wire storage device, the cold water tank, the wire storage device, the rear blow-drying device, the cold end size detection device, the traction device, the meter, the cutting device and the winding wire device to finish production and processing under the combined action of the coining device, the front blow-drying device, the hot end size detection device, the cold end size detection device, the traction device, the meter, the cutting device and the winding wire device, the production efficiency is high, wherein different standards are selected according to the surface roughness of the dragging belt, the coining, the entrance of the dragging belt is provided with a water nozzle, the water nozzle can adopt the design of water spray or water spray to cool the surface of the dragging belt, so as to separate the dragging belt and the steel belt, the water temperature is set to be 40-60 ℃, the upper surface and the lower surface of the dragging belt are provided with heaters, the temperature of the steel belt is kept, the temperature is set to be 80-170 ℃, and the design of the stamping device can adjust the surface roughness of the coating layer, thereby ensuring the appearance quality.

Preferably, the driven wheel set comprises two driven wheels, the driving wheel set comprises two driving wheels, one end of the steel belt is connected to one of the driving wheels, and the other end of the steel belt is connected to the other driving wheel. The driven wheel set comprises two driven wheels, the driving wheel set comprises two driving wheels, one end of the steel belt is connected with one driving wheel, the other end of the steel belt is connected with the other driving wheel, one of the driving wheels is a first driving wheel, the other driving wheel is a second driving wheel, the steel belt is an open type synchronous perforated steel belt, the impressing device is provided with 2 sets of opening type synchronous perforated steel belts to form an upper parallel surface and a lower parallel surface, the rotating speed of the driving wheel is connected with a production line control system to realize that the running speed of the horizontal section of the steel belt keeps synchronous with the extrusion speed of a production line, the driven wheel can be adjusted up and down to control the distance between the steel belts, the thickness of the dragging belt is adjusted, the steel belt reciprocates, needs to be stopped after moving to the head, reverses, moves in the same direction with the extrusion line, and the length of the steel belt is matched according to the length of the production line bearing body; when a certain amount of steel strips are produced in the production line, but the steel strips move to the second driving wheel in the capacity of the reel of the bearing body, the number of the steel strips on the first driving wheel is reduced, when the steel strips all move to the second driving wheel, the steel strips must be reversed once to be all moved to the first driving wheel, and the open type synchronous perforated steel strips are restored to the initial working state, so that the next production can be carried out.

Preferably, the steel strip is a perforated steel strip, a plurality of perforations are arranged on the perforated steel strip, and the driving wheel is provided with a protrusion which is matched with the perforations so that the running speed of the horizontal section of the steel strip keeps synchronous with the extrusion speed of a production line. The steel band is the perforation steel band, is provided with a plurality of perforation on the perforation steel band, thereby be provided with on the action wheel with perforate cooperate make the functioning speed of the horizontal segment of steel band with produce the protruding that line extrusion speed kept synchronization, this bellied interval and diameter and fenestrate hole interval and hole diameter match to can drive the steel band and carry out stable simultaneous movement.

Preferably, the embossed information protrudes from the surface of the steel strip. The embossed information protrudes out of the surface of the steel belt, so that the embossed information on the surface of the traction belt is inwards sunken by 0.05-0.2 mm.

Preferably, the embossed information is recessed in the surface of the steel strip. The embossed information is sunken on the surface of the steel belt, so that the embossed information on the surface of the traction belt is outwards protruded by a distance of 0.05-0.2 mm.

The production process of the production equipment comprises the steps of firstly paying off the bearing bodies through the active paying-off system, and then converging the bearing bodies through the converging system, so that the bearing bodies are converged to a horizontal equal-height arrangement state from different widths and heights, and the intervals of the bearing bodies are the same; preheating the bearing body by a preheating system, wherein the preheating mode is that the bearing body is heated by an electric heating oven when the speed is low, and gas is adopted for combustion when the speed is high; the preheated supporting body enters a machine head and a mouth mold on an extruder, and the material of the coating layer is heated and melted by an extruder screw after passing through a mixer, a stirrer and a material drying machine and enters the machine head and the mouth mold; the bearing body leaves the mouth die and is wrapped by the coating layer, the bearing body is in a horizontal strip shape, the upper surface and the lower surface of the bearing body are wide and small in thickness, the surface of the bearing body is sticky and is not solidified and formed, then the coating layer enters the impressing device, the upper surface of the coating layer is contacted with the upper steel strip, the lower surface of the coating layer is contacted with the lower steel strip, the upper steel strip and the lower steel strip are mutually parallel, the distance between the upper steel strip and the lower steel strip is adjustable, so that the surface roughness and the thickness of the traction belt can be controlled, the impressing information on the steel strips can be impressed on the surface of the traction belt after impressing, so that the surface of the traction belt has corresponding impressing characters, the traction belt has company LOGO, specification, production date, meter counting information, production place and other information; after the dragging belt leaves the embossing device, the dragging belt passes through a front blowing-drying device, so that water drops on the surface of the dragging belt are dried; measuring the width of the dragging belt by a hot end size detection device, so that the coating layer is still in an incomplete cooling state and can further shrink, and adjusting the gap size of the impressing device by comparing with empirical data; the dragging belt passes through a warm water cooling water tank to be cooled by a warm water bath, and then passes through a cold water tank to be further cooled by a cold water bath to obtain a completely solidified dragging belt, and the size of the dragging belt can not shrink again; then after the traction belt is dried by a drying device, measuring the width of the traction belt by a cold end size detection device, wherein the traction device is arranged behind the cold end size detection device, and the traction device is matched with the active pay-off system to enable the bearing body to keep corresponding tension; the cutting device and the winding-up device are arranged behind the wire storage frame, the wire storage device is used for providing operating time for changing the disc without stopping when the disc is cut and changed, the length of the traction belt after production is measured by the meter, the cutting device can cut off the traction belt, and finally the traction belt after production and processing is collected by the winding-up device.

The elevator traction belt produced by the production equipment comprises a coating layer, wherein a plurality of bearing bodies are arranged in the coating layer, and embossed characters corresponding to embossed information are arranged on the coating layer. The coating layer is made of elastic polyurethane, the supporting bodies are arranged at equal intervals, when the supporting bodies are made of steel cords, the supporting bodies are arranged in pairs clockwise and anticlockwise, the number of the supporting bodies is even, and 8 to 16 supporting bodies are usually arranged; when the supporting body is made of other materials, such as a carbon fiber belt, the section of the supporting body can be made into a rectangular section instead of a round section; the bearing body can also be made of Kevlar, and the embossed characters are the LOGO, the specification, the production date, the meter information, the production place and other information of the corresponding company.

Preferably, the coating layer comprises a coating layer without an opening agent, the carrier is arranged in the coating layer without the opening agent, and the coating layer with the opening agent surrounds and coats the outer surface of the coating layer without the opening agent. The coating layer comprises a coating layer without an opening agent, the carrier is arranged in the coating layer without the opening agent, the coating layer with the opening agent surrounds and coats the outer surface of the coating layer without the opening agent, the opening agent can be inorganic type and organic type, inorganic type is talcum powder, diatomite or silicon dioxide, and the adding proportion is 2-10% by mass; the organic type comprises oleamide, erucamide, polyethylene wax and EBS derivatives, the adding proportion is 2-10% by mass percent, and when the drag belt is processed, a double extruder is required to be adopted for processing.

Preferably, the coating layer comprises a coating layer without an opening agent, the carrier is arranged in the coating layer without the opening agent, and the coating layer with the opening agent is arranged on the upper surface and the lower surface of the coating layer without the opening agent. The coating layer comprises a coating layer without an opening agent, the carrier is arranged in the coating layer without the opening agent, the coating layer with the opening agent is arranged on the upper surface and the lower surface of the coating layer without the opening agent, the opening agent can be inorganic type and organic type, the inorganic type comprises talcum powder, diatomite or silicon dioxide, and the adding proportion is 2-10% by mass; the organic type comprises oleamide, erucamide, polyethylene wax and EBS derivatives, the adding proportion is 2-10% by mass percent, and when the drag belt is processed, a double extruder is required to be adopted for processing.

Preferably, the coating layer comprises a coating layer containing an opening agent, the carrier is arranged in the coating layer containing the opening agent, and the outer surface of the carrier is coated with a release agent. The coating is including containing the opening agent coating, the supporting body setting is including containing the opening agent coating, it has the separant to coat on the surface of supporting body, at coating and supporting body contact part, it has the separant to coat on the supporting body in advance, keep apart including opening agent coating and supporting body, make and to contain opening agent coating and supporting body and keep suitable adhesion, the separant can adopt the bi-component adhesive, when adding to this kind of traction belt, only need adopt single extruder processing, production line cost has the advantage.

Therefore, the production equipment, the production process and the elevator traction belt produced by the production equipment have the following advantages: the invention has high production efficiency and good use effect, can improve the surface quality of the coating layer, can save the use of printing ink, is more environment-friendly in products and production workshops, reduces the manufacturing cost of the traction belt, and simultaneously reduces the purchase cost of users.

Drawings

FIG. 1 is a schematic view of the structure of a production apparatus of the present invention.

FIG. 2 is a production process diagram of the present invention.

FIG. 3 is a schematic view showing the operation of the open type synchronous perforated steel strip according to the present invention.

FIG. 4 is a schematic view showing the operation of the open type synchronous perforated steel strip in the initial operation state according to the present invention.

Fig. 5 is a schematic view showing a partial development of the steel strip of the present invention.

Fig. 6 is a cross-sectional view of an elevator traction belt in embodiment 2.

Fig. 7 is a sectional view of an elevator traction belt in embodiment 3.

Fig. 8 is a sectional view of an elevator traction belt in embodiment 4.

Figure 9 is an enlarged cross-sectional view of the carrier of figure 8.

Fig. 10 is a surface lettering of an elevator traction belt of the invention.

Illustration of the drawings: 1-active pay-off system, 2-converging system, 3-preheating system, 4-extruder, 5-coining device, 6-front blow-dry device, 7-hot end size detection device, 8-control cabinet, 9-warm water cooling tank, 10-wire storage device bracket, 11-cold water tank, 12-wire storage device, 13-rear blow-dry device, 14-cold end size detection device, 15-traction device, 16-meter counter, 17-coining information, 18-cutting device, 19-winding device, 20-driving wheel, 21-steel belt, 22-driven wheel, 23-water nozzle, 24-heater, 25-coining contact surface, 26-perforation, 27-first driving wheel, 28-second driving wheel, 29-embossing characters, 30-dragging tape, 31-coating layer containing opening agent, 32-coating layer without opening agent, 33-bearing body, 34-upper contact surface, 35-lower contact surface and 36-release agent.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.