Elevator guide rail automatic punching and stacking production line and production process thereof

Abstract

The application discloses an automatic punching and stacking production line for elevator guide rails and a production process thereof, which comprises sequentially arranged feeding mechanisms, overturning and punching mechanisms and stacking mechanisms acting on the elevator guide rails; conveying mechanisms are arranged between the feeding mechanisms, the overturning and punching mechanisms and the stacking mechanisms in pairs; the conveying mechanisms comprise two groups of parallel supporting frames and conveying belts; the feeding mechanisms comprise closed guide rails and push air cylinders; the overturning and punching mechanisms comprise two groups of punch presses, drawing air cylinders and overturning moving frames; the stacking mechanisms comprise stacking adsorption frames and stacking discharge frames; the automatic overturning and punching operation of the elevator guide rails is realized, manual assistance is not needed, and the possibility of safety accidents is reduced; after punching, automatic adsorption and stacking are performed, the work load of employees is reduced, the process connection is smooth, and the production efficiency is high; the overall production line is compactly arranged, a large amount of installation sites are saved, and the practicality is higher.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of power generation guide rail production, in particular to an automatic punching and stacking production line for elevator guide rails and a production process thereof. BACKGROUND

[0002] The elevator guide rail is a safe track for the elevator to travel up and down in the shaft. The guide rail is installed on the shaft wall and is fixedly connected to the shaft wall by a guide rail frame and a guide rail support. The guide rail comes in different models. The commonly used guide rail is a "T"-shaped guide rail, which has the characteristics of high rigidity, high reliability, safety, and low cost. The guide rail surface must be smooth and have no obvious uneven surface. Since the guide rail is a shuttle track for the guide shoe on the elevator car and the safety pawl, the gap between them must be ensured during installation. At the same time, the guide rail must withstand the braking of the elevator in the event of an overspeed accident, so its rigidity cannot be ignored.

[0003] At present, in the production process of the elevator guide rail, punching and stacking are required. Usually, these two steps are operated separately, which consumes a lot of manpower and resources. In the punching process, manual assistance is required, making the entire production process complex and inefficient. Moreover, the elevator guide rail may be bumped during the transfer between each production line, resulting in substandard quality of the elevator guide rail. SUMMARY

[0004] The present application aims to provide an automatic punching and stacking production line for elevator guide rails and a production process thereof to solve the problems raised in the background.

[0005] To solve the above technical problems, the present application provides the following technical solution: an automatic punching and stacking production line for elevator guide rails, comprising a feeding mechanism, a turnover punching mechanism, and a stacking mechanism acting on the elevator guide rail, which are sequentially arranged.

[0006] The feeding mechanism, the turnover punching mechanism, and the stacking mechanism are each provided with a conveying mechanism between any two of them.

[0007] The conveying mechanism comprises two groups of support frames and a conveying belt arranged in parallel, and the conveying belt is arranged on the top of the two groups of support frames.

[0008] The feeding mechanism comprises a closed guide rail and a push cylinder, and the push cylinder is arranged on one side of the closed guide rail.

[0009] The turnover punching mechanism comprises two groups of punches, a drawing cylinder, and a turnover moving frame, the turnover moving frame is connected to the conveying mechanism at both ends, and the punches and the drawing cylinder are arranged on both sides of the turnover moving frame in a matched manner.

[0010] The stacking mechanism comprises a stacking suction frame and a stacking unloading frame, the stacking unloading frame is connected to the output end of the conveying mechanism, and the stacking suction frame is arranged in the middle of the conveying mechanism and the stacking unloading frame.

[0011] Preferably, the closed guide rail comprises a support frame, a plurality of conveying rollers are uniformly arranged in the support frame, the push cylinder is arranged on the side of the support frame, and the position of the push cylinder corresponds to the position of the conveying mechanism.

[0012] Preferably, the top of the push cylinder is provided with a telescopic rod, the telescopic direction of the telescopic rod corresponds to the conveying direction of the conveying mechanism, and the setting height of the telescopic rod does not exceed the cross-sectional height of the elevator guide rail.

[0013] Preferably, the pull cylinder is arranged on one side of the punch, and a jacking moving frame is further arranged between each group of punch and the turnover moving frame, the jacking moving frame comprises a telescopic frame, and a moving belt is arranged on the top of the telescopic frame.

[0014] Preferably, the pull cylinder is provided with a telescopic clamping arm, the top of the telescopic clamping arm is provided with a clamping plate, the punch is provided with a punching area, and the position of the telescopic clamping arm corresponds to the position of the punching area.

[0015] Preferably, the turnover moving frame comprises an S-shaped support frame, a conveying belt is arranged on the S-shaped support frame, and an electromagnet is further arranged on the outer surface of the conveying belt.

[0016] Preferably, the stacking suction frame comprises an external mounting frame, two guide rails are arranged on the mounting frame, a sliding sleeve assembly is correspondingly arranged on the guide rails, and a suction assembly is arranged on the sliding sleeve assembly.

[0017] Preferably, the suction assembly comprises a telescopic cylinder, an installation plate is connected to the bottom of the telescopic cylinder, and an electromagnet plate is further connected to the bottom of the installation plate.

[0018] Preferably, the output end of the support frame is provided with a blocking material block, and the height of the blocking material block is at least greater than the cross-sectional height of the elevator guide rail.

[0019] Based on an automatic punching and stacking production process of an elevator guide rail, the process comprises the following steps:

[0020] S1, conveying the elevator guide rail to the corresponding conveying belt position through the closed guide rail in the feeding mechanism;

[0021] S2, pushing the elevator guide rail to the conveying belt by the push cylinder, and conveying the elevator guide rail to one end by the conveying belt;

[0022] S3, discharging the elevator guide rail one by one at one end of the conveying belt, so that the elevator guide rail enters the turnover moving frame for turnover;

[0023] S4, when the elevator guide rail is turned over, the pulling cylinders at both ends clamp the elevator guide rail into the punch for punching;

[0024] S5, the elevator guide rail after punching is conveyed to the next conveying belt for material accumulation;

[0025] S6, when the accumulated material reaches the required amount, the adsorption assembly on the stacking adsorption frame adsorbs and lifts a layer of elevator guide rail to the stacking discharge frame;

[0026] S7, repeat S6 until a group of required stacking amount is reached, and then discharge the material from the discharge frame.

[0027] Compared with the prior art, the beneficial effects of the present application are:

[0028] 1. The automatic turning and punching operation of the elevator guide rail is realized, manual assistance is not required, the possibility of safety accidents is reduced, and after turning over, it can automatically restore, which is convenient for the transportation of the elevator guide rail in the subsequent process;

[0029] 2. After punching, the adsorption stacking is automatically performed, the workload of employees is reduced, the process connection is smooth, and the production efficiency is high;

[0030] 3. The overall production line is compact and reasonably arranged, a large amount of installation site is saved, and the practicality is stronger. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is a whole production line structure schematic view of the elevator guide rail automatic punching and stacking production line and production process of the present application;

[0032] Figure 2 It is a feeding mechanism structure schematic view of the elevator guide rail automatic punching and stacking production line and production process of the present application;

[0033] Figure 3 It is a whole production line structure schematic view of the elevator guide rail automatic punching and stacking production line and production process of the present application; Figure 2 A part structure schematic view of the present application;

[0034] Figure 4 It is a turning and punching mechanism structure schematic view of the elevator guide rail automatic punching and stacking production line and production process of the present application;

[0035] Figure 5 It is a turning and punching mechanism structure schematic view of the elevator guide rail automatic punching and stacking production line and production process of the present application;

[0036] Figure 6 It is a stacking device structure schematic view of the elevator guide rail automatic punching and stacking production line and production process of the present application;

[0037] Figure 7 It is a whole structure schematic diagram of the automatic punching and stacking production line and the production process of the elevator guide rail;

[0038] Figure 8 It is a whole structure schematic diagram of the automatic punching and stacking production line and the production process of the elevator guide rail;

[0039] Figure 9 It is a whole structure schematic diagram of the automatic punching and stacking production line and the production process of the elevator guide rail.

[0040] In the figure: 1, elevator guide rail; 2, support frame; 201, blocking material block; 3, conveying belt; 4, closed guide rail; 401, support frame; 402, conveying roller; 5, push cylinder; 501, telescopic rod; 6, punch; 601, punching area; 7, drawing cylinder; 701, telescopic clamping arm; 702, clamping plate; 8, turnover moving frame; 801, S-shaped support frame; 802, conveying belt; 803, electromagnet; 9, stacking adsorption frame; 901, mounting frame; 902, guide rail; 903, sliding sleeve; 10, stacking unloading frame; 11, jacking moving frame; 1101, telescopic frame; 1102, moving belt; 12, adsorption assembly; 1201, telescopic cylinder; 1202, mounting plate; 1203, electromagnet plate. DETAILED DESCRIPTION

[0041] In order to make the technical means, creative features, purposes and effects realized by the present application easy to understand, the present application will be further described below in combination with specific embodiments.

[0042] Please refer to Figures 1-9 The whole structure schematic diagram of the automatic punching and stacking production line and the production process of the elevator guide rail is shown:

[0043] In the present application, the elevator guide rail 1 is uniformly conveyed by the feeding mechanism, when the guide rail is conveyed to the conveying mechanism position, the push cylinder 5 in the feeding mechanism pushes the elevator guide rail 1 horizontally to the conveying mechanism, the conveying belt 3 on the conveying mechanism is used to convey the elevator guide rail 1 to the turnover punching mechanism, the blocking material block 201 arranged at the end of the conveying belt 3 blocks and feeds the elevator guide rail 1 uniformly, when the elevator guide rail 1 enters the turnover punching mechanism to turn over by 180 degrees, the punch 6 and the drawing cylinder 7 are used to punch the bottom of the elevator guide rail 1, after the punching is completed, the elevator guide rail 1 is turned over by 180 degrees to restore, the conveying belt 802 is used to convey the elevator guide rail 1 to the next conveying mechanism, and then the conveying mechanism conveys the elevator guide rail 1 to the stacking mechanism, the blocking material block 201 is used to accumulate the material, when the accumulated material reaches a certain amount, the stacking adsorption frame 9 is used to adsorb and grab the layered elevator guide rail 1, and then the stacking adsorption frame 9 is moved to the stacking unloading frame 10 to stack, and the stacking is accumulated layer by layer until the packaging quantity of a group of elevator guide rails is satisfied, and then the stacking unloading frame 10 is used to transport and package the group of elevator guide rails.

[0044] The application discloses an automatic punching and stacking production line for elevator guide rails, and has the characteristics that the automatic punching and stacking production line comprises a feeding mechanism, a turnover punching mechanism and a stacking mechanism which are sequentially arranged and act on the elevator guide rail 1.

[0045] Specifically, the feeding mechanism, the turnover punching mechanism and the stacking mechanism are each provided with a conveying mechanism.

[0046] Specifically, the conveying mechanism comprises two groups of parallel support frames 2 and conveying belts 3, and the conveying belts 3 are arranged on the top of the two groups of support frames 2.

[0047] The two groups of parallel support frames 2 are used for erecting the elevator guide rail and conveying the elevator guide rail, the erecting distance between the two groups of support frames 2 satisfies the balance conveying point of the elevator guide rail 1, the stability of the elevator guide rail 1 during conveying is ensured, the conveying belts 3 arranged on the two groups of support frames 2 are synchronously started to convey, the conveying of the elevator guide rail 1 is ensured to be stable, the conveying mechanism is used for the transition between each process, the smooth progress of the process is facilitated, the process is not too compact to cause errors, and the conveying speed of the elevator guide rail 1 is well controlled in actual operation, the starting speed of the connecting process is controlled by controlling the moving speed of the conveying belt 3.

[0048] Specifically, the feeding mechanism comprises a closed guide rail 4 and pusher cylinders 5, and the pusher cylinders 5 are arranged on one side of the closed guide rail 4.

[0049] The feeding mechanism is mainly used for conveying the elevator guide rail 1 from other processes to the embodiment, the closed guide rail 4 is used for conveying the elevator guide rail 1 transversely to the position of the pusher cylinders 5, and the conveying mechanism connected to one side of the feeding mechanism corresponds to the position of the pusher cylinders 5, the pusher cylinders 5 are used for pushing the elevator guide rail to the conveying belt 3 in the conveying mechanism, the pusher cylinders 5 are arranged on one side of the closed guide rail 4 and are provided in two, the distance between the two pusher cylinders 5 satisfies the best pushing point of the elevator guide rail 1, and the two pusher cylinders 5 are synchronously pushed to ensure that the elevator guide rail 1 can be smoothly pushed horizontally to the conveying mechanism in the feeding mechanism.

[0050] Specifically, the turnover punching mechanism comprises two groups of punches 6, puller cylinders 7 and a turnover moving frame 8, the turnover moving frame 8 is connected to the conveying mechanism at both ends, and the punches 6 and the puller cylinders 7 are arranged on the two sides of the turnover moving frame 8.

[0051] In the application, the punch 6 and the puller cylinder 7 in the turnover punching mechanism are matched, two groups of the punch 6 and the puller cylinder 7 are arranged on the two sides of the elevator guide rail, the turnover moving frame 8 is arranged in the middle part, the elevator guide rail 1 conveyed is turned over, the elevator guide rail 1 is pulled to the punch 6 by the puller cylinder 7, then the punch hole is punched, the punch hole is reset after the punching is completed, and then the turnover moving frame 8 is used for resetting the punch hole and conveying the punch hole to the next conveying mechanism.

[0052] Specifically, the stacking mechanism comprises a stacking suction frame 9 and a stacking discharge frame 10, the stacking discharge frame 10 is connected to the output end of the conveying mechanism, and the stacking suction frame 9 is arranged at the middle part of the conveying mechanism and the stacking discharge frame 10.

[0053] In the present application, the stacking suction frame 9 of the stacking mechanism is arranged at the output end of the conveying mechanism, and the suction distance of the stacking suction frame 9 at least meets the requirement of suction of one layer of the elevator guide rail 1 to the stacking discharge frame 10, so the stacking suction frame 9 is arranged between the stacking discharge frame 10 and the conveying mechanism, and the suction distance of the two is the same, which ensures that the elevator guide rail 1 can be smoothly sucked from the conveying mechanism to the stacking discharge frame 10, and there is enough space for the suction assembly to move, avoiding the collision and falling of the elevator guide rail 1 in the transportation process, causing safety accidents.

[0054] Specifically, the closed guide rail 4 comprises a support frame 401, a plurality of conveying rollers 402 are uniformly arranged in the support frame 401, and the push air cylinder 5 is arranged on the side surface of the support frame 401 and corresponds to the position of the conveying mechanism.

[0055] Specifically, the top of the push air cylinder 5 is provided with a telescopic rod 501, the telescopic direction of the telescopic rod 501 corresponds to the conveying direction of the conveying mechanism, and the setting height of the telescopic rod 501 does not exceed the cross-sectional height of the elevator guide rail 1.

[0056] In the present application, the closed guide rail 4 is arranged with the conveying rollers 402 in the support frame 401, and the elevator guide rail 1 placed thereon is conveyed by the synchronous and same-direction rotation of the plurality of conveying rollers 402, and the elevator guide rail is conveyed along the rotation direction, the device has simple structure and can greatly save production cost, and the telescopic rod 501 on the push air cylinder 5 is controlled to be synchronously telescoped, so as to push the elevator guide rail 1 to move in the horizontal plane until it reaches the conveying belt 3, and the feeding process of the elevator guide rail 1 is completed.

[0057] Specifically, the pull air cylinder 7 is arranged on one side of the punch 6, and a jacking moving frame 11 is further arranged between each group of punch 6 and the turnover moving frame 8, the jacking moving frame 11 comprises a telescopic frame 1101, and the top of the telescopic frame 1101 is provided with a moving belt 1102.

[0058] Specifically, the pull air cylinder 7 is provided with a telescopic clamping arm 701, the top of the telescopic clamping arm 701 is provided with a clamping plate 702, the punch 6 is provided with a punching area 601, and the position of the telescopic clamping arm 701 corresponds to the position of the punching area 601.

[0059] In the application, the drawing cylinder 7 is arranged on the two sides of the conveying path of the elevator guide rail 1 in cooperation with the punch 6, and the drawing cylinder 7 is installed on the left side of the punch 6, and the whole is mirror image arranged, in the actual process, the punching process of the two ends of the elevator guide rail 1 is not carried out at the same time, and the number of punching of the two ends is also set according to the actual situation, therefore, the two groups of punching mechanisms are arranged separately, and the setting of the jacking moving frame 11 can move the elevator guide rail 1 up and down in the punching process, so as to facilitate punching, resetting and other operations.

[0060] The drawing cylinder 7 clamps the protrusion at the top of the elevator guide rail 1 through the clamping plate 702, and lifts the elevator guide rail 1 to be placed in the punching area 601.

[0061] Specifically, the turnover moving frame 8 comprises an S-shaped support frame 801, and a conveying belt 802 is arranged on the S-shaped support frame 801, and a layer of electromagnet 803 is further arranged on the outer surface of the conveying belt 802.

[0062] In the application, the turnover moving frame 8 mainly plays a turnover role in the punching process, and the elevator guide rail 1 is turned over from the original vertical position to the upside-down position through the S-shaped support frame 801, and the elevator guide rail 1 is conveyed from the conveying belt 3 to the conveying belt 802 of the turnover moving frame 8, since the conveying belt 802 is installed on the outer surface of the S-shaped support frame 801, the conveying path thereof is also S-shaped, and the electromagnet 803 is installed outside, so that the turnover of the elevator guide rail 1 is realized.

[0063] Specifically, the stack suction frame 9 comprises an external mounting frame 901, two guide rails 902 are arranged on the mounting frame 901, a sliding sleeve assembly 903 is correspondingly arranged on the guide rail 902, and a suction assembly 12 is arranged on the sliding sleeve assembly 903.

[0064] Specifically, the suction assembly 12 comprises a telescopic cylinder 1201, an installation plate 1202 is connected to the bottom of the telescopic cylinder 1201, and an electromagnet plate 1203 is further connected to the bottom of the installation plate 1202.

[0065] In the application, the stack suction frame 9 is arranged between the conveying mechanism and the stack unloading frame 10 through the external mounting frame 901, the two guide rails 902 arranged on the mounting frame 901 slide in cooperation with the sliding sleeve assembly 903, so that the suction assembly 12 connected to the bottom of the sliding sleeve assembly 903 can slide on the guide rail 902, the suction assembly 12 mainly relies on the telescopic cylinder 1201 to realize up-down telescoping, drives the installation plate 1202 and the electromagnet plate 1203 at the bottom to move up and down, at the same time, the electromagnet plate 1203 adsorbs the elevator guide rail 1, and the telescopic cylinder 1201 drives the elevator guide rail 1 to the stack unloading frame 10, a plurality of elevator guide rails 1 can be adsorbed at a time, and the adsorption is repeated for multiple times, so that the elevator guide rails 1 are stacked until the standard is reached.

[0066] Specifically, the output end of the support frame 2 is provided with a blocking material block 201, and the height of the blocking material block 201 should be greater than the cross-sectional height of the elevator guide rail 1.

[0067] In the present application, the blocking material block 201 is mainly used for uniform speed control of the material feeding speed between the feeding mechanism and the overturning punching mechanism, to ensure that each elevator guide rail 1 has sufficient time for punching, and the blocking material block 201 arranged on the conveying mechanism between the overturning punching mechanism and the stacking mechanism is mainly used for accumulating the elevator guide rail 1, to prevent the elevator guide rail 1 from continuing to transport forward, and then the elevator guide rail 1 is adsorbed and stacked when the accumulated elevator guide rail 1 reaches a certain number.

[0068] The elevator guide rail production line and the elevator guide rail used in the process in the embodiment have the following requirements:

[0069] 1. Material: the material of the guide rail should be killed steel;

[0070] 2. The mechanical properties of the guide rail material should be: the hardness of the guide surface of the guide rail is less than or equal to HB143

[0071] 3. The tensile strength of the connecting plate material should not be lower than the tensile strength of the guide rail material;

[0072] 4. The guide rail is made by mechanical processing or cold rolling processing;

[0073] 5. The chamfer or round corner value between the guide surface and the top surface of the guide rail is:

[0074] The chamfer edge length is less than or equal to 1mm;

[0075] The round corner radius is less than or equal to 1mm.

[0076] 6. The parallelism of the corresponding length of the bottom processing surface of the guide rail to the top surface should not be greater than 0.2mm

[0077] 7. The flatness of the connecting plate to the bottom processing surface of the guide rail should not be greater than 0.2mm

[0078] 8. The machined surface of the guide rail must be protected to prevent damage, deformation and rust during storage and transportation, which affects the quality of the guide rail.

[0079] An automatic punching and stacking production process for an elevator guide rail, comprising the following steps:

[0080] S1, conveying the elevator guide rail 1 through the closed guide rail 4 in the feeding mechanism to the corresponding conveying belt 3 position;

[0081] S2, pushing the elevator guide rail 1 to the conveying belt 3 by the push air cylinder 5, and conveying it to one end by the conveying belt 3;

[0082] S3, one end of the conveyor belt 3 feeds materials one by one, so that the elevator guide rail 1 enters the tilting and moving frame 8 for tilting.

[0083] S4. When the elevator guide rail 1 is flipped, the pull cylinders 7 at both ends clamp the elevator guide rail 1 to the punch press 6 for punching.

[0084] S5. After punching, the elevator guide rail 1 is conveyed by the conveyor belt 802 to the next conveyor belt 3 for material accumulation.

[0085] S6. When the accumulated material reaches the required level, the adsorption component 12 on the stacking adsorption rack 9 will adsorb and lift the first floor elevator guide rail 1 to the stacking unloading rack 10.

[0086] S7. Repeat step S6 until the required stacking quantity is reached, and then the unloading rack 10 will convey the unloading material.

[0087] The technical requirements for this production line are as follows:

[0088] 1. Production cycle: 3 pieces per minute;

[0089] 2. Each guide rail weighs approximately 18kg;

[0090] 3. Each layer contains 15 pieces, with a total weight of approximately 270 kg;

[0091] 4. Each stack should have at least 8 layers;

[0092] 5. Effective stacking height: 1200mm.

[0093] The planned number of operators for this production line is two, which can be increased or decreased according to the actual situation. They are mainly responsible for the feeding and unloading of elevator guide rail 1 after stacking. Manual inspection is required to avoid problems such as unstable feeding and conveying deviation. After the guide rail is stacked, an employee needs to record the unloading position on site and ensure the normal stacking and unloading process.

[0094] The foregoing has shown and described the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of the invention. Various changes and modifications can be made to the invention without departing from its spirit and scope, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of protection of this invention is defined by the appended claims and their equivalents. .

Claims

1. An elevator rail automatic punching and stacking production line, characterized by: It includes the upper feeding mechanism, the turnover punching mechanism and the stacking mechanism which are arranged in sequence and act on the elevator guide rail (1); The upper feeding mechanism, the turnover punching mechanism and the stacking mechanism are provided with conveying mechanisms between each two. The conveying mechanism includes two groups of parallel support frames (2) and conveying belts (3), and the conveying belts (3) are arranged on the top of the two groups of support frames (2). The upper feeding mechanism includes a closed guide rail (4) and a push cylinder (5), and the push cylinder (5) is arranged on one side of the closed guide rail (4). The turnover punching mechanism includes two groups of punches (6), a drawing cylinder (7) and a turnover moving frame (8), the turnover moving frame (8) is connected to the conveying mechanism at both ends, and the punch (6) and the drawing cylinder (7) are arranged on both sides of the turnover moving frame (8). The drawing cylinder (7) is arranged on one side of the punch (6), and a jacking moving frame (11) is further arranged between each group of punch (6) and the turnover moving frame (8), and the jacking moving frame (11) includes an extension frame (1101), and a moving belt (1102) is installed on the top of the extension frame (1101). The drawing cylinder (7) is provided with an extension clamp arm (701), the top of the extension clamp arm (701) is provided with a clamping plate (702), the punch (6) is provided with a punching area (601), and the position of the extension clamp arm (701) corresponds to the position of the punching area (601). The turnover moving frame (8) includes an S-shaped support frame (801), and a conveying belt (802) is arranged on the S-shaped support frame (801), and a layer of electromagnet (803) is further arranged on the outer surface of the conveying belt (802). The stacking mechanism includes a stacking adsorption frame (9) and a stacking discharging frame (10), the stacking discharging frame (10) is connected to the output end of the conveying mechanism, and the stacking adsorption frame (9) is arranged in the middle of the conveying mechanism and the stacking discharging frame (10).

2. The elevator rail automatic punching and stacking production line according to claim 1, characterized in that: The closed guide rail (4) includes a support frame (401), a plurality of conveying rollers (402) are uniformly arranged in the support frame (401), and the push cylinder (5) is arranged on the side of the support frame (401) and corresponds to the position of the conveying mechanism.

3. The elevator rail automatic punching and stacking production line according to claim 2, characterized in that: The top of the push cylinder (5) is provided with an extension rod (501), the extension direction of the extension rod (501) corresponds to the conveying direction of the conveying mechanism, and the height of the extension rod (501) is not more than the cross-sectional height of the elevator guide rail (1).

4. The elevator rail automatic punching and stacking production line according to claim 1, characterized in that: The stacking adsorption frame (9) includes an external mounting frame (901), two guide rails (902) are arranged on the mounting frame (901), a sliding sleeve (903) is arranged on the guide rail (902), and an adsorption assembly (12) is arranged on the sliding sleeve (903).

5. The elevator rail automatic punching and stacking production line according to claim 4, characterized in that: The adsorption assembly (12) includes an extension cylinder (1201), an installation plate (1202) is connected to the bottom of the extension cylinder (1201), and an electromagnet plate (1203) is further connected to the bottom of the installation plate (1202).

6. The elevator rail automatic punching and stacking production line according to claim 1, characterized in that: The output end of the support frame (2) is provided with a stop material block (201), and the height of the stop material block (201) is at least greater than the cross-sectional height of the elevator guide rail (1).

7. A production process for an automatic punching and stacking production line of elevator guide rails according to any one of claims 1 to 6, characterized in that: Comprise: S1, conveying the elevator guide rail (1) to the corresponding conveying belt (3) position through the closed guide rail (4) in the feeding mechanism; S2, pushing the elevator guide rail (1) onto the conveying belt (3) by the push air cylinder (5), and conveying it to one end by the conveying belt (3); S3, the conveying belt (3) at one end is used for putting materials one by one, so that the elevator guide rail (1) enters the turnover moving frame (8) to be turned over; S4, when the elevator guide rail (1) is turned over, the pulling air cylinder (7) at both ends clamps the elevator guide rail (1) to the punch (6) to be punched; S5, the elevator guide rail (1) after the punching is finished is conveyed to the next conveying belt (3) by the conveying belt (802) to accumulate materials; S6, when the accumulated materials reach the required amount, the adsorption assembly (12) on the stacking adsorption frame (9) adsorbs a layer of elevator guide rails (1) and hangs them to the stacking unloading frame (10); S7, repeat S6 until a group of required stacking amount is reached, and then convey the unloading frame (10) to unload.

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