Automatic trepanning equipment for water tank

By designing an automatic water tank drilling device, which utilizes modules such as machine tools, conveyor belts, and multi-axis robotic arms, the automated processing of water tanks is achieved, solving the problem of low processing efficiency of blow-molded water tanks and improving production efficiency and drilling consistency.

CN223998612UActive Publication Date: 2026-03-17ZHONGSHAN HUANENG AUTOMATION EQUIP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-01
Publication Date
2026-03-17

AI Technical Summary

Technical Problem

Existing blow-molded water tanks require manual flipping and positioning during processing, resulting in low production efficiency. Furthermore, frequent adjustments are needed when the front and back of the openings are inconsistent, further impacting production efficiency.

Method used

Design an automatic water tank drilling device, including a machine base, a three-axis moving robot, a reciprocating conveyor belt, a drilling and grinding spindle module, and a positioning and tilting module to realize the automated processing of water tanks, including drilling on both sides and chamfering and grinding inside the holes.

Benefits of technology

The automated processing of water tanks has been achieved, which has improved production efficiency, reduced labor costs, and ensured the consistency of openings and processing accuracy.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223998612U_ABST
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Abstract

The utility model relates to automatic tapping equipment for a water tank, which comprises a machine table, a three-axis moving manipulator, a reciprocating conveyor belt, a drilling main shaft module and a polishing main shaft module, and is characterized by further comprising three groups of positioning and fixing modules and three groups of overturning modules, a positioning and fixing module, an overturning module, a positioning and fixing module and a positioning and fixing module are sequentially and transversely arranged on the machine table at equal intervals, three-axis moving manipulators are arranged on the side edges of the three positioning and fixing modules, and a drilling main shaft module, a drilling main shaft module and a grinding main shaft module are sequentially arranged on the corresponding three-axis moving manipulators. The reciprocating conveying belt is located in front of the three sets of positioning and fixing modules and the overturning module, four sets of feeding discs are arranged on the reciprocating conveying belt, the whole structure is simple, only one person is needed for placing the water tank and collecting the water tank after the water tank is completed, the labor cost is greatly reduced, and automatic machining of the water tank is achieved.
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Description

Technical Field

[0001] This utility model relates to the field of automation equipment technology, and in particular to an automatic water tank opening device. Background Technology

[0002] Blow-molded water tanks are generally used for water storage, liquid storage, or as part of a water supply system. They are widely used in homes, agriculture, and industry. To protect the water tank, an outer shell is usually added. For this purpose, the water tank is usually designed with connection holes to connect to the outer shell. Due to the characteristics of blow-molded water tanks, the holes need to be made after the water tank is manufactured. This is usually done by drilling and tapping equipment to directly make the holes, and then grinding the surfaces that need to be ground. Since the holes on the front and back of the water tank are not necessarily the same, or the structure of some water tanks requires opening holes on both sides, workers need to constantly position and manually rotate the tank, which greatly reduces production efficiency. Utility Model Content

[0003] The purpose of this invention is to provide an automatic water tank drilling device that can automatically perform forward and reverse processing and grinding, thereby improving production efficiency.

[0004] To achieve the above objectives, the present invention provides the following technical solution.

[0005] An automatic water tank drilling device includes a machine base, a three-axis moving robot, a reciprocating conveyor belt, a drilling spindle module and a grinding spindle module. The device also includes three sets of positioning and fixing modules and a flipping module.

[0006] The machine base is provided with a positioning and fixing module, a flipping module, a positioning and fixing module and a positioning and fixing module arranged horizontally at equal intervals in sequence;

[0007] Each of the three positioning and fixing modules is equipped with a three-axis moving robot on its side, and a drilling spindle module, a drilling spindle module and a grinding spindle module are installed on the corresponding three-axis moving robot in sequence.

[0008] The reciprocating conveyor belt is located in front of the three sets of positioning and fixing modules and the flipping module;

[0009] The reciprocating conveyor belt is equipped with 4 sets of feeding trays.

[0010] Using the above structure, a reciprocating conveyor belt with four sets of loading trays, along with three sets of positioning and fixing modules and a flipping module on its side, and a processing module, forms a workstation for front opening, flipping, back opening, and internal chamfering grinding. Based on this, and taking advantage of the reciprocating characteristics of the conveyor belt, loading and unloading positions are formed. When the first set of loading trays moves to the left, it serves as a loading tray for unprocessed workpieces; when it moves to the right, it becomes a loading platform for the front opening position. And so on. When the reciprocating conveyor belt moves to the left, each set serves as a loading tray for receiving the previously processed object; when it moves to the right, it becomes a loading tray for unloading the workpiece for that processing step. This forms a reciprocating processing operation. The overall structure is simple, requiring only one person to place the water tank and collect it after completion, greatly reducing labor costs and achieving automated processing of the water tank.

[0011] Preferably, the positioning and fixing module includes a fixing platform, a fixing cylinder, a side plate, a top plate, a positioning frame, a positioning cylinder, a positioning cylinder, and a water tank opening gripper;

[0012] The fixed platform is fixedly mounted on the machine platform. A top plate is provided on one side of the fixed platform. The fixed platform has clearance stroke grooves on adjacent sides of the top plate, and each side plate is provided that can slide in the clearance stroke groove. The fixed platform is also provided with a fixed cylinder for driving the side plates to move.

[0013] The machine base is also equipped with a positioning frame, on which a positioning cylinder is mounted. The output shaft of the positioning cylinder is equipped with a water tank opening gripper, which faces the top plate.

[0014] As can be seen, by setting a top plate as a fixed limit, and then using the side plates with clamping design to clamp from both sides simultaneously, it not only fixes the water tank but also provides a certain positioning function. Furthermore, the water tank opening gripper on the opposite side of the top plate fixes and secures the protruding water inlet of the water tank. The positioning cylinder pushes the water tank from the loading tray to the fixed platform for positioning and fixation, which facilitates processing and improves processing accuracy.

[0015] Preferably, the flipping module includes a flipping frame, a vertically movable tray, a flipping motor, and a clamping cylinder;

[0016] The flipping frame is fixedly mounted on the machine base. The flipping frame is slidably connected to the upper and lower movable support plate. The upper and lower movable support plate is equipped with a flipping motor. The output shaft of the flipping motor is equipped with a clamping cylinder.

[0017] Each clamping cylinder has a clamping plate on its output shaft.

[0018] It can be seen that by using the movable pallet to move the clamping cylinder, it is possible to avoid obstructing the movement of the loading platform on the conveyor belt, and at the same time provide space for the clamping cylinder to flip after clamping.

[0019] Preferably, the spacing of the feeding trays on the reciprocating conveyor belt is the same as the spacing between the positioning and fixing module, the flipping module, the positioning and fixing module, and the positioning and fixing module.

[0020] Preferably, the feeding tray is equipped with a water tank adsorption module, and a lifting cylinder mounting platform is provided between the feeding tray and the reciprocating conveyor belt. A lifting cylinder is provided on the lifting cylinder mounting platform, and its output shaft is connected to the feeding tray.

[0021] Therefore, by setting up a lifting cylinder platform, the feeding tray can rise when it reaches the designated position, making it convenient for the corresponding equipment module to grab or position it. When the conveyor belt moves, the feeding tray can descend to avoid obstacles, ensuring the stable operation of the conveying process without being affected. Attached Figure Description

[0022] Figure 1 This is a schematic diagram of the overall structure of this utility model.

[0023] Figure 2 This is a schematic diagram of the positioning and fixing module structure of this utility model.

[0024] Figure 3 This is a schematic diagram of the flip module structure of this utility model.

[0025] Figure 4 This is a schematic diagram of the feeding tray of this utility model. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Please see Figure 1-4 The automatic water tank drilling device provided in this embodiment includes a machine base 100, a three-axis moving robot 1, a reciprocating conveyor belt 2, a drilling spindle module 3 and a grinding spindle module 4. The device also includes 3 sets of positioning and fixing modules 5 and a flipping module 6.

[0028] The machine base 100 is provided with a positioning and fixing module 5, a flipping module 6, a positioning and fixing module 5, and a positioning and fixing module 5 arranged horizontally at equal intervals;

[0029] Each of the three sets of positioning and fixing modules 5 is equipped with a three-axis moving robot 1 on its side, and a drilling spindle module 3, a drilling spindle module 3 and a grinding spindle module 4 are provided on the corresponding three-axis moving robot 1 in sequence.

[0030] The reciprocating conveyor belt 2 is located in front of the three sets of positioning and fixing modules 5 and the flipping module 6;

[0031] The reciprocating conveyor belt 2 is equipped with 4 sets of feeding trays 7.

[0032] Preferably, the positioning and fixing module 5 includes a fixing platform 501, a fixing cylinder 502, a side plate 503, a top plate 504, a positioning frame 505, a positioning cylinder 506, and a water tank opening gripper 507.

[0033] The fixed platform 501 is fixedly installed on the machine base 100. The fixed platform 501 has a top plate 504 on one side. The fixed platform 501 has clearance stroke grooves on the adjacent sides of the top plate 504, and each side plate 503 can slide in the clearance stroke groove. The fixed platform 501 is also equipped with a fixed cylinder 502 for driving the side plate 503 to move.

[0034] The machine 100 is also equipped with a positioning frame 505, a positioning cylinder 506 is provided on the positioning frame 505, and a water tank opening gripper 507 is provided on the output shaft of the positioning cylinder 506, which faces the top plate 504.

[0035] Preferably, the flipping module 6 includes a flipping frame 601, an up-and-down moving tray 602, a flipping motor 603, and a clamping cylinder 604;

[0036] The tilting frame 601 is fixedly mounted on the machine base 100. The tilting frame 601 is slidably connected to the upper and lower moving support plate 602. The upper and lower moving support plate 602 is equipped with a tilting motor 603. The output shaft of the tilting motor 603 is equipped with a clamping cylinder 604.

[0037] Each clamping cylinder 604 has a clamping plate 605 on its output shaft.

[0038] Preferably, the feeding tray 7 on the reciprocating conveyor belt 2 is spaced at the same intervals as the positioning and fixing module 5, the flipping module 6, the positioning and fixing module 5, and the positioning and fixing module 5.

[0039] Preferably, the feeding tray 7 is equipped with a water tank adsorption module, and a lifting cylinder 9 mounting platform 8 is provided between the feeding tray 7 and the reciprocating conveyor belt 2. The lifting cylinder 9 is mounted on the lifting cylinder mounting platform 8, and its output shaft is connected to the feeding tray 7.

[0040] Detailed Implementation: A reciprocating conveyor belt 2 is provided, with 4 sets of loading trays 7 on the conveyor belt 2. These, along with 3 sets of positioning and fixing modules 5 and a flipping module 6 on its side, and a processing module, form a workstation for front opening, flipping, back opening, and internal chamfering grinding. Based on the reciprocating characteristics of the conveyor belt 2, loading and unloading positions are formed. Specifically, when the first set of loading trays 7 moves to the left, it serves as a loading tray for unprocessed workpieces; when it moves to the right, it becomes a loading platform for the front opening position. This process continues, with each set serving as a loading tray for receiving the previously processed object when the conveyor belt 2 moves to the left, and as an unloading tray for the current processing step when it moves to the right. This forms a reciprocating processing operation. The overall structure is simple, requiring only one person to place the water tank and collect it after completion, greatly reducing labor costs and achieving automated processing of the water tank.

[0041] During drilling or grinding, positioning is performed. The positioning and fixing method is as follows: a top plate 504 is provided as a fixed limit, and then the side plates 503 with clamping design are used to clamp from both sides at the same time, which not only fixes but also has a certain positioning function. Then, the water tank opening gripper 507 provided opposite to the top plate 504 is used to fix and hold the protruding water inlet of the water tank. Finally, the positioning cylinder 506 pushes the water tank from the loading plate 7 to the fixing table 501 for positioning and fixing.

[0042] The above is a detailed description of the present invention in conjunction with specific embodiments, and it should not be construed that the specific embodiments of the present invention are limited to these descriptions. For those skilled in the art, any equivalent substitutions or obvious modifications made without departing from the concept of the present invention, and which have the same performance or use, should be considered as falling within the patent protection scope defined by the submitted claims.

Claims

1. A water tank automatic hole drilling device, comprising a machine table, a three-axis mobile manipulator, a reciprocating conveyor belt, a drilling spindle module and a polishing spindle module, characterized in that: The device also includes three sets of positioning and fixing modules and turnover modules; The machine table is provided with positioning and fixing modules, turnover modules, positioning and fixing modules and positioning and fixing modules in sequence and equidistantly transversely arranged; The three sets of positioning and fixing modules are each provided with three-axis mobile manipulators, and are sequentially provided with drilling spindle modules, drilling spindle modules and polishing spindle modules on the corresponding three-axis mobile manipulators; The reciprocating conveying belt is located in front of the three sets of positioning and fixing modules and the turnover modules; The reciprocating conveying belt is provided with four sets of feeding discs.

2. The automatic water tank perforating apparatus according to claim 1, characterized in that: The positioning and fixing module includes a fixed table, a fixed cylinder, a side plate, a top plate, a positioning frame, a positioning cylinder and a water tank mouth grabbing piece; The fixed table is fixedly arranged on the machine table, one side of the fixed table is provided with a top plate, two adjacent sides of the fixed table on the top plate are provided with avoidance travel grooves, and the avoidance travel grooves are each provided with a side plate which can slide in the avoidance travel groove, and the fixed table is further provided with a fixed cylinder which drives the side plate to move; The machine table is also provided with a positioning frame, the positioning frame is provided with a positioning cylinder, the output shaft of the positioning cylinder is provided with a water tank mouth grabbing piece, and the water tank mouth grabbing piece faces the top plate.

3. The automatic water tank perforating apparatus according to claim 1, characterized in that: The turnover module includes a turnover frame, an up-down moving supporting plate, a turnover motor and a clamping cylinder; The turnover frame is fixedly arranged on the machine table, the up-down moving supporting plate is slidably connected to the turnover frame, the up-down moving supporting plate is provided with a turnover motor, and the output shaft of the turnover motor is provided with a clamping cylinder; The output shaft of the clamping cylinder is provided with a clamping plate.

4. The automatic water tank perforating apparatus according to claim 1, characterized in that: The feeding disc provided on the reciprocating conveying belt has the same spacing as the spacing of the positioning and fixing modules, the turnover modules, the positioning and fixing modules and the positioning and fixing modules.

5. The automatic water tank perforating apparatus according to claim 1, characterized in that: The feeding disc is provided with a water tank suction module, a lifting cylinder setting table is arranged between the feeding disc and the reciprocating conveying belt, the lifting cylinder setting table is provided with a lifting cylinder, and the output shaft of the lifting cylinder is connected to the feeding disc.