Paint pot twisting and replacing device

Abstract

The utility model relates to the technical field of automobile sheet metal spraying, and discloses a paint pot twisting and replacing device, the upper part of an equipment box seat is sequentially provided with a pot twisting mechanism, an uncovering mechanism and a cleaning mechanism, a paint pot main body is placed and stored by utilizing a rotary storage rack, and is rotationally mounted through a friction wheel; opening operation of a ventilation valve on the upper portion of the paint pot body is completed through the uncovering mechanism, manpower participation is not needed in the whole process, equipment is flattened through the rotary storage frame working in a circumferential rotary mode in a limited space, the interference to a robot and the machine collision risk can be reduced, storage and switching conveying of the paint pot body are achieved through the rotary storage frame, and the working efficiency is improved. Reloading operation of the paint pot can be completed without shutdown, the process time for waiting for loading is saved, manual work is replaced by the uncovering mechanism to conduct opening and closing operation on a ventilation valve on the upper portion of the paint pot body, a spray gun is cleaned through the cleaning mechanism, manual participation is not needed, and the automation degree of the device is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile sheet metal spraying, in particular to a paint pot twisting pot replacement device. Background Art

[0002] Since the painting of automobile sheet metal requires multiple times and multiple layers of spraying of color paint, varnish, etc., when the paint pot needs to be changed during the process, the existing solution is:

[0003] Mode 1: The robot needs to return to the standby position, and a human needs to take down the old paint pot and replace it with a new one.

[0004] Mode 2: The paint pot is manually pre-installed on the spray gun and the robot's quick-change tray, placed on a fixed fixture, and the robot replaces it. The old paint pot, spray gun, and robot's quick-change tray are then taken away manually.

[0005] The disadvantage is that the paint pot, spray gun, and quick-change tray need to be assembled as a whole, which is time-consuming and labor-intensive, and at least one set of spray guns and quick-change trays need to be reserved for backup. Another disadvantage of the above two modes is that the entire process cannot be fully automated after the start of work, and manual intervention is required. In addition, since the equipment is installed in the paint spraying room, the space is limited, and there are interferences such as baking lamps, the working position is extremely compact, and the size of the equipment must be limited, otherwise it is easy to interfere with the robot, and seriously cause a collision. For this reason, a paint pot twisting pot replacement device is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide a paint pot twisting pot replacement device to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a paint pot twisting pot replacement device, comprising an equipment box seat for replacing the paint pot body, the upper part of the equipment box seat is sequentially provided with a pot twisting mechanism, a cover opening mechanism and a cleaning mechanism, the outside of the equipment box seat is provided with a robot and a spray gun, and the spray gun is installed at the driving end of the robot;

[0008] The pot twisting mechanism includes a bearing assembly and a pot twisting assembly, the bearing assembly includes a rotary material storage rack and a switching drive motor, the pot twisting assembly includes a lifting platform, a clamping cylinder, a friction wheel and a lifting cylinder, the rotary material storage rack is rotatably installed on the upper part of the equipment box seat under the drive of the switching drive motor, and the friction wheel is installed in an opposing manner on the lower material taking side of the rotary material storage rack;

[0009] The cover opening mechanism is arranged below the pot twisting mechanism, and comprises a clamping claw mounting seat and a cover opening clamping claw;

[0010] The cleaning mechanism is arranged below the cover opening mechanism, and comprises an air blowing cleaning head, a backwash cleaning seat and a waste liquid collecting box.

[0011] Preferably, a rotating shaft is provided in the middle of the rotary storage rack, and the rotary storage rack is rotatably installed in the middle of the front side of the equipment box seat through the rotating shaft. A plurality of paint pot mounting seats are rotatably installed on the upper part of the rotary storage rack, and the paint pot body is embedded and installed in the upper part of the paint pot mounting seat.

[0012] Preferably, the switching drive motor is fixed to the upper part of the equipment box seat by bolts, a driven gear is fixed to the rear rotating shaft end of the rotary storage rack, a driving gear is fixed to the driving shaft end of the switching drive motor, and a driving toothed belt is installed on the upper part of the driven gear and the driving gear.

[0013] Preferably, the lifting platform is vertically slidably installed on the upper part of the slide rail arranged on the side of the equipment box seat, and a lifting cylinder is arranged at the rear part of the lifting platform. The top end of the lifting cylinder is fixedly connected to the equipment box seat through a bracket, and the lifting platform is fixedly connected to the lower push rod end of the lifting cylinder.

[0014] Preferably, the number of the clamping cylinders is two, and the two clamping cylinders are fixedly mounted on both sides of the top of the lifting platform by bolts respectively, the push rod end of the lifting platform is fixedly mounted with a wheel drive motor, and the friction wheel is fixedly mounted on the drive shaft end of the wheel drive motor.

[0015] Preferably, the above-mentioned clamping claw mounting seat is fixedly mounted on the front part of the equipment box seat through a bracket, the opening clamping claw is mounted on the lower part of the clamping claw mounting seat, and a ventilation valve is provided in the middle part of the end side of the paint pot body.

[0016] Preferably, the backwash cleaning seat is fixedly installed on the front lower part of the equipment box seat by bolts, the air blowing cleaning head is located above the backwash cleaning seat, the air blowing cleaning head is fixedly connected to the equipment box seat through a bracket, the waste liquid collecting box is fixedly installed on the lower part of the equipment box seat, the waste liquid collecting box is located below the backwash cleaning seat, and the backwash cleaning seat is connected to the waste liquid collecting box through a hose.

[0017] Compared with the prior art, the utility model adopts the above technical solution and has the following technical effects:

[0018] 1. An automatic paint pot replacement structure is adopted, and the paint pot body is placed and stored using a rotary storage rack. The paint pot body is rotated and installed by a friction wheel, and the air valve on the upper part of the paint pot body is opened by an opening mechanism. No human intervention is required throughout the process, which can save a lot of manpower.

[0019] 2. A rotary paint pot storage structure is adopted. A rotary storage rack working in a circular rotation mode is used in a limited space to flatten the equipment, which can reduce the risk of interference with the robot and collision with the machine. The paint pot body is stored and switched by the rotary storage rack. When the robot starts working, the paint pot can be replaced without stopping the machine, which saves the time waiting for loading and is conducive to improving processing efficiency.

[0020] 3. The cover opening mechanism replaces manual operation of the air valve on the upper part of the paint pot body, and the spray gun is cleaned and the waste is collected through the cleaning mechanism, which greatly improves the automation level of the device without manual participation. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0023] Figure 2 This is a three-dimensional structural diagram of the pot twisting mechanism of the utility model;

[0024] Figure 3 This is a schematic diagram of the front structure of the pot twisting mechanism of the utility model;

[0025] Figure 4 This is a schematic diagram of the rear structure of the pot twisting mechanism of the utility model;

[0026] Figure 5 This is a schematic diagram of the installation structure of the paint pot body and the spray gun of the utility model;

[0027] Figure 6 This is a three-dimensional structural diagram of the cover opening mechanism of the utility model;

[0028] Figure 7 It is a three-dimensional structural schematic diagram of the cleaning mechanism of the utility model.

[0029] Explanation of the accompanying reference numerals: 1. Paint pot body; 2. Equipment box seat; 3. Pot twisting mechanism; 4. Lid opening mechanism; 5. Cleaning mechanism; 6. Rotary storage rack; 7. Switching drive motor; 8. Lifting platform; 9. Clamping cylinder; 10. Friction wheel; 11. Lifting cylinder; 12. Driving toothed belt; 13. Paint pot mounting seat; 14. Clamp mounting seat; 15. Lid opening clamp; 16. Air valve; 17. Air blowing cleaning head; 18. Backwash cleaning seat; 19. Waste liquid collection box. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the effects and purposes that can be achieved by this application.

[0032] Example

[0033] See also Figure 1-7 The utility model provides a technical solution: a paint pot twisting pot replacement device, comprising an equipment box seat 2 for replacing a paint pot main body 1. In order to realize the automatic replacement of the paint pot main body 1, a pot twisting mechanism 3, a cover opening mechanism 4 and a cleaning mechanism 5 are sequentially arranged on the upper part of the equipment box seat 2. The paint pot main body 1 is placed and stored by a rotary storage rack 6, the paint pot main body 1 is rotatably installed by a friction wheel 10, and the upper air valve 16 of the paint pot main body 1 is opened by the cover opening mechanism 4. No human participation is required throughout the process, which can save a lot of manpower. In order to install and adapt the paint pot main body 1, a robot and a spray gun are arranged outside the equipment box seat 2. The robot is a multi-axis industrial robot. The spray gun is installed at the driving end of the robot. Under the drive of the robot, the spray gun can move in any direction to complete the painting and paint pot main body 1 replacement operations.

[0034] The pot twisting mechanism 3 is used for the storage and installation of the paint pot body 1. The pot twisting mechanism 3 includes a bearing assembly and a pot twisting assembly. The bearing assembly is used for the storage switching of the paint pot body 1. The bearing assembly includes a rotary storage rack 6 and a switching drive motor 7. The pot twisting assembly is used for the rotational installation of the paint pot body 1. The pot twisting assembly includes a lifting platform 8, a clamping cylinder 9, a friction wheel 10 and a lifting cylinder 11. In order to facilitate the installation and connection of the rotary storage rack 6, a rotating shaft is provided in the middle of the rotary storage rack 6. The rotary storage rack 6 is rotatably installed in the middle of the front side of the equipment box seat 2 through the rotating shaft, as shown in the attached figure. Figure 3As shown, in order to facilitate the storage and installation of the paint pot main body 1, three paint pot mounting seats 13 are rotatably installed on the upper part of the rotary storage rack 6, and a paint pot mounting groove is provided in the middle of the paint pot mounting seat 13. The paint pot main body 1 is mounted on the upper part of the paint pot mounting seat 13 through the paint pot mounting groove. A rotary paint pot storage structure is adopted. The rotary storage rack 6 working in a circular rotation mode is used in a limited space to flatten the equipment, which can reduce the risk of interference and collision with the robot. In order to ensure that the paint pot main body 1 is in the correct installation position, a telescopic positioning protrusion is provided on the side of the paint pot mounting seat 13. During installation, the positioning protrusion is engaged with the positioning groove on the side of the paint pot main body 1 to achieve the installation positioning of the paint pot main body 1.

[0035] In order to drive the rotary storage rack 6 to rotate and change position, the switching drive motor 7 is fixed to the upper part of the equipment box seat 2 by bolts, as shown in the attached Figure 4 As shown, a driven gear is fixed to the rear rotating shaft end of the rotary storage rack 6, and a driving gear is fixed to the driving shaft end of the switching drive motor 7. A driving toothed belt 12 is installed on the upper part of the driven gear and the driving gear. The switching drive motor 7 is a servo motor. The rotary storage rack 6 can be precisely driven to rotate by cooperating with the driving toothed belt 12 to achieve precise switching of the work station of the paint pot main body 1. The paint pot main body 1 is stored and switched and transported by the rotary storage rack 6. When the robot starts working, the paint pot replacement operation can be completed without stopping, which saves the process time waiting for loading and is conducive to improving processing efficiency.

[0036] The lifting platform 8 is vertically slidably installed on the upper part of the slide rail set on the side of the equipment box seat 2. In order to drive the lifting platform 8 to lift, a lifting cylinder 11 is set at the rear of the lifting platform 8. The top of the lifting cylinder 11 is fixedly connected to the equipment box seat 2 through a bracket, and the lifting platform 8 is fixedly connected to the lower push rod end of the lifting cylinder 11. Figure 3 As shown, there are two clamping cylinders 9, which are fixedly installed on both sides of the top of the lifting platform 8 by bolts. In order to drive the friction wheel 10 to rotate, a wheel driving motor is fixedly installed on the push rod end of the lifting platform 8, and the friction wheel 10 is fixedly installed on the driving shaft end of the wheel driving motor. The friction wheel 10 is installed in an opposing manner on the lower material taking side of the rotary storage rack 6. After the paint pot main body 1 and the spray gun are in place, the paint pot main body 1 is driven to rotate by the friction wheel 10, so that the paint pot main body 1 and the spray gun can be securely installed.

[0037] The cover opening mechanism 4 is used for the switch operation of the air-permeable valve 16 at the end of the paint pot body 1. The cover opening mechanism 4 is arranged below the pot twisting mechanism 3. The cover opening mechanism 4 includes a clamping claw mounting seat 14 and a cover opening clamping claw 15. Figure 6As shown, the clamp mounting seat 14 is fixedly installed on the front part of the equipment box seat 2 through a bracket, and the cover opening clamp 15 is installed on the lower part of the clamp mounting seat 14. The cover opening clamp 15 is opposed and has a snap-in groove in the middle. A breathable valve 16 is provided in the middle part of the end side of the paint pot body 1, and the breathable valve 16 adopts a pull-out structure.

[0038] The cleaning mechanism 5 is used for cleaning the spray gun nozzle. The cleaning mechanism 5 is arranged below the cover opening mechanism 4. The cleaning mechanism 5 includes an air blowing cleaning head 17, a backwashing cleaning seat 18 and a waste liquid collecting box 19. The backwashing cleaning seat 18 is fixedly installed on the front lower part of the equipment box seat 2 by bolts. The air blowing cleaning head 17 is located above the backwashing cleaning seat 18. The air blowing cleaning head 17 is fixedly connected to the equipment box seat 2 through a bracket. The waste liquid collecting box 19 is fixedly installed on the lower part of the equipment box seat 2. The waste liquid collecting box 19 is located below the backwashing cleaning seat 18. The backwashing cleaning seat 18 is connected to the waste liquid collecting box 19 through a hose for collecting and converging cleaning waste liquid.

[0039] Working principle or structural principle, before work, the prepared paint pot body 1 is placed on the upper part of the rotary storage rack 6, and when placing, the groove on the side of the paint pot body 1 is aligned with the positioning protrusion on the side of the paint pot mounting seat 13, and the paint pot body 1 is embedded and positioned. When replacing the operation, the lifting platform 8 drives the friction wheel 10 to rise under the drive of the lifting cylinder 11. After completion, the friction wheels 10 on both sides are driven by the clamping cylinder 9 to approach and press the side of the paint pot body 1, and then the spray gun is moved to the specified position under the drive of the robot. Position, align the interface on the upper part of the spray gun with the joint on the upper part of the paint pot body 1, and then drive the friction wheel 10 to rotate the paint pot body 1 under the drive of the wheel body driving motor, and complete the screwing installation of the paint pot body 1. After completion, the friction wheel 10 moves to both sides to reset, and then the lifting platform 8 descends to the standby position to complete the installation operation of the paint pot body 1. When performing the next round of replacement operation, it is only necessary to drive the rotary storage rack 6 to rotate by switching the drive motor 7, and then repeat the above process to complete the switching installation of the paint pot body 1;

[0040] After the spray gun and the paint pot body 1 are installed, the robot turns the paint pot body 1 upside down, and then extends the air valve 16 at the end of the paint pot body 1 into the cover opening clamp 15 at the lower part of the clamp mounting seat 14, and then the air valve 16 can be opened by moving downward and pulling. Similarly, when disassembling the paint pot body 1, the cover opening clamp 15 needs to be used to resist and press down the air valve 16 at the end of the paint pot body 1 to close the air valve 16 to prevent the paint liquid from leaking;

[0041] When cleaning the spray gun, the robot moves the spray gun to the cleaning position, and performs spray cleaning and backwashing processes on the spray gun nozzle through the air blowing cleaning head 17 and the backwashing cleaning seat 18 as needed. The waste liquid generated during cleaning flows into the waste liquid collection box 19 through a hose and is collected to complete the cleaning operation of the spray gun.

[0042] In summary, an automatic paint pot replacement structure is adopted, the paint pot body 1 is placed and stored by a rotary storage rack 6, the paint pot body 1 is rotationally installed by the friction wheel 10, and the air valve 16 on the upper part of the paint pot body 1 is opened by the lid opening mechanism 4. No human intervention is required in the whole process, which can save a lot of manpower. A rotary paint pot storage structure is adopted, and the rotary storage rack 6 working in a circular rotation mode is used in a limited space to flatten the equipment, which can reduce the risk of interference with the robot and collision with the machine. The paint pot body 1 is stored and switched by the rotary storage rack 6. When the robot starts working, the paint pot replacement operation can be completed without stopping, which saves the process time waiting for loading and is conducive to improving the processing efficiency. The lid opening mechanism 4 replaces the manual operation of switching the air valve 16 on the upper part of the paint pot body 1, and the spray gun is cleaned and the waste is collected by the cleaning mechanism 5. No human intervention is required, which greatly improves the degree of automation of the device.

[0043] Those skilled in the art will appreciate that the features described in the various embodiments and / or claims of the present invention may be combined and / or combined in various ways, even if such combinations and / or combinations are not explicitly described in the present invention. In particular, the features described in the various embodiments and / or claims of the present invention may be combined and / or combined in various ways without departing from the spirit and teachings of the present invention. All of these combinations and / or combinations fall within the scope of the present invention.

Claims

1. A paint pot twisting pot replacement device, comprising a device box seat (2) for replacing a paint pot body (1), characterized in that: The upper part of the equipment box seat (2) is provided with a pot twisting mechanism (3), a cover opening mechanism (4) and a cleaning mechanism (5) in sequence, and the outside of the equipment box seat (2) is provided with a robot and a spray gun, and the spray gun is installed at the driving end of the robot; The pot twisting mechanism (3) comprises a bearing assembly and a pot twisting assembly, the bearing assembly comprises a rotary material storage rack (6) and a switching drive motor (7), the pot twisting assembly comprises a lifting platform (8), a clamping cylinder (9), a friction wheel (10) and a lifting cylinder (11), the rotary material storage rack (6) is rotatably mounted on the upper part of the equipment box seat (2) under the drive of the switching drive motor (7), and the friction wheel (10) is mounted in an opposing manner on the lower material taking side of the rotary material storage rack (6); The lid opening mechanism (4) is arranged below the pot twisting mechanism (3), and the lid opening mechanism (4) comprises a clamping claw mounting seat (14) and a lid opening clamping claw (15); The cleaning mechanism (5) is arranged below the cover opening mechanism (4), and comprises an air blowing cleaning head (17), a backwash cleaning seat (18) and a waste liquid collection box (19).

2. A paint pot twisting pot replacement device according to claim 1, characterized in that: A rotating shaft is provided in the middle of the rotary material storage rack (6), and the rotary material storage rack (6) is rotatably mounted on the middle of the front side of the equipment box seat (2) through the rotating shaft. A plurality of paint pot mounting seats (13) are rotatably mounted on the upper part of the rotary material storage rack (6), and the paint pot body (1) is embedded and mounted on the upper part of the paint pot mounting seat (13).

3. A paint pot twisting pot replacement device according to claim 2, characterized in that: The switching drive motor (7) is fixed to the upper part of the equipment box seat (2) by bolts, a driven gear is fixed to the rear rotating shaft end of the rotary storage rack (6), a driving gear is fixed to the driving shaft end of the switching drive motor (7), and a driving toothed belt (12) is installed on the upper part of the driven gear and the driving gear.

4. A paint pot twisting pot replacement device according to claim 3, characterized in that: The lifting platform (8) is vertically slidably installed on the upper part of the slide rail arranged on the side of the equipment box seat (2), and a lifting cylinder (11) is arranged at the rear of the lifting platform (8). The top end of the lifting cylinder (11) is fixedly connected to the equipment box seat (2) through a bracket, and the lifting platform (8) is fixedly connected to the lower push rod end of the lifting cylinder (11).

5. A paint pot twisting pot replacement device according to claim 4, characterized in that: The number of the clamping cylinders (9) is two, and the two clamping cylinders (9) are fixedly mounted on both sides of the top of the lifting platform (8) by bolts respectively. The push rod end of the lifting platform (8) is fixedly mounted with a wheel driving motor, and the friction wheel (10) is fixedly mounted on the driving shaft end of the wheel driving motor.

6. The paint pot twisting pot replacement device according to claim 1, characterized in that: The clamping jaw mounting seat (14) is fixedly mounted on the front part of the equipment box seat (2) through a bracket, the cover opening clamping jaw (15) is mounted on the lower part of the clamping jaw mounting seat (14), and a ventilation valve (16) is provided in the middle part of the end side of the paint pot body (1).

7. The paint pot twisting pot replacement device according to claim 1, characterized in that: The backwash cleaning seat (18) is fixedly mounted on the front lower part of the equipment box seat (2) by means of bolts, the air blowing cleaning head (17) is located above the backwash cleaning seat (18), the air blowing cleaning head (17) is fixedly connected to the equipment box seat (2) by means of a bracket, the waste liquid collecting box (19) is fixedly mounted on the lower part of the equipment box seat (2), the waste liquid collecting box (19) is located below the backwash cleaning seat (18), and the backwash cleaning seat (18) is connected to the waste liquid collecting box (19) by means of a hose.

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