Linkage type segmented electrophoretic coating production line for electrophoretic coating process

Abstract

The utility model discloses a linkage type segmented electrophoretic coating production line for an electrophoretic coating process, which relates to the technical field of the electrophoretic coating process and comprises a bottom support plate, a pretreatment device, an electrophoretic coating device, a post-treatment device and a quality inspection device, a conveying mechanism is arranged at the top end of the bottom supporting plate and used for conveying electrophoretic coating products, and the conveying mechanism comprises an adjusting assembly which comprises a plurality of sets of supporting frames fixed to the top end of the bottom supporting plate. Meanwhile, the height position of the flexible rail is flexibly adjusted under the driving of a servo motor and a double-thread screw, specific machining steps can be selectively skipped, products are prevented from entering unnecessary machining procedure equipment, a production line can quickly meet the process requirements of different products, and the production efficiency is improved. The problems that a traditional fixed path production line is high in remodeling cost and low in efficiency are effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electrophoretic coating process, concretely to a linkage type segmented electrophoretic coating production line for electrophoretic coating process. BACKGROUND

[0002] The electrophoretic coating process is a coating technology that uses electrolysis principle to make coating particles adhere to the surface of a workpiece to form a uniform coating, has the characteristics of uniform coating, strong adhesion, environmental protection and the like, and is widely used in the automobile, metal product and other industries. An electrophoretic coating production line usually includes four links of pretreatment (degreasing, washing, surface conditioning, etc.), electrophoretic coating, post-treatment (cleaning and drying), and quality detection. The linkage type segmented electrophoretic coating is to realize linkage control of each link of the production line through mechanical, electrical or software systems, to ensure seamless connection and coordinated operation of each process, and at the same time, the electrophoretic coating process can be divided into multiple independent sections, and the process parameters of each section can be independently controlled.

[0003] Referring to the patent document: Patent Publication No. CN214694414U, Patent Publication Date: November 12, 2021, including a rack, a sliding frame is connected to the rack, the sliding frame is located above the groove, a first conveying track is fixedly connected to the sliding frame, a driving mechanism is provided on the rack to drive the sliding frame to slide towards the groove, a plurality of suspension rods are slidably connected to the first conveying track, a fixing member for suspending a workpiece is provided on the suspension rod, an adjusting mechanism is provided on the sliding frame to drive the suspension rod to slide along the first conveying track, which has the effects of convenient operation, no need to separately drive each suspension rod to move, cost saving, and better improvement of production efficiency.

[0004] However, the traditional electrophoretic coating process for products usually uses fixed tracks or rigid conveying systems (such as chain type or roller type), and the product production moving path is fixed and cannot be changed. It can only run according to a single preset process such as "pretreatment → electrophoresis → cleaning → drying". If the process steps need to be adjusted, such as skipping a certain process or producing different specifications of products, the track needs to be modified or the tooling needs to be replaced, which takes a long time, and it is difficult to meet the needs of small batch and multi-specification production.

[0005] Therefore, the utility model provides a linkage type segmented electrophoretic coating production line for electrophoretic coating process. Utility model content

[0006] In order to solve the problem that the moving path of the conveying equipment cannot be changed in the traditional electrophoretic coating process for products, which makes it impossible to selectively skip certain processing steps and avoids unnecessary process intervention. The purpose of the utility model is to provide a linkage type segmented electrophoretic coating production line for electrophoretic coating process.

[0007] In order to achieve the above object, the utility model discloses a linkage type segmented electrophoretic coating production line for electrophoretic coating process, including bottom support plate, pre -treatment equipment, electrophoretic coating equipment, post -treatment equipment and quality inspection equipment, the top of bottom support plate is equipped with conveying mechanism for conveying electrophoretic coating product, and conveying mechanism includes:

[0008] The adjusting assembly comprises a plurality of support frames fixed at the top of the bottom support plate, a double-end screw is rotatably installed at the upper portion of each of the plurality of support frames, a driving assembly is arranged on one side of the plurality of double-end screws, two symmetrically distributed driven blocks are threadedly installed at the upper portion of each of the plurality of double-end screws, a driving link is rotatably installed at the two sides of the middle portion of each of the plurality of driven blocks, a lifting plate is arranged at the upper portion of each of the plurality of support frames, the lower portion of each of the plurality of driving links is rotatably installed at the middle portion of the top of the lifting plate, two symmetrically distributed flexible tracks are arranged at the bottom of each of the plurality of lifting plates, two symmetrically distributed rigid tracks are fixedly installed at the two sides of the lower portion of each of the support frames, and the two ends of each of the plurality of flexible tracks are installed at the end portions of the rigid tracks.

[0009] The fixing assembly is arranged at the lower portion of the lifting plate and is used for fixing the flexible track.

[0010] Preferably, the fixing assembly comprises a plurality of fixing plates fixed at the bottom of the lifting plate, the fixing plates are uniformly distributed, a moving plate is slidably arranged at the middle portion of each of the plurality of fixing plates, a plurality of driving screws are rotatably installed at the upper portion of each of the plurality of lifting plates, the middle portion of each of the plurality of moving plates is rotatably installed at the lower portion of the driving screw, two symmetrically distributed mounting plates are arranged at the lower portion of each of the plurality of fixing plates, a driving rod is rotatably installed on one side of each of the plurality of mounting plates, and the other end of each of the plurality of driving rods is rotatably installed at the middle portion of one side of the moving plate.

[0011] Preferably, the driving assembly comprises a plurality of servo motors fixed at one side of the top of the support frame, the servo motors are arranged at the top of the support frame, one end of each of the plurality of double-end screws is fixedly installed at the driving end of the servo motor.

[0012] Preferably, the adjusting assembly further comprises four uniformly distributed fixing rods fixed at the lower portion of the support frame, and the lower portion of each of the plurality of fixing rods is slidably penetrated through the two sides of the lifting plate.

[0013] Preferably, the lower portion of each of the plurality of fixing plates is slidably clamped with two symmetrically distributed limiting sliding blocks, and the top of each of the plurality of mounting plates is fixedly installed at the bottom of the limiting sliding block.

[0014] Preferably, the upper portion of each of the plurality of flexible tracks is provided with a clamping groove, and each of the plurality of mounting plates is slidably clamped in the clamping groove.

[0015] Advantages

[0016] The utility model provides a kind of linkage type segmented electrophoretic coating production line for electrophoretic coating process.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] 1, the application is transported to product by the cooperation of flexible track and rigid track, and the height position of flexible track is adjusted flexibly under the driving of servo motor and double-end screw rod, so that specific processing steps can be selectively skipped, product is prevented from entering unnecessary processing equipment, the production line can quickly adapt to different product process requirements, and the problems of high cost and low efficiency of traditional fixed-path production line are effectively solved.

[0019] 2, the application can be quickly installed and fixed to flexible track by the cooperation of driving bolt and moving plate, driving rod transmission, relative movement of two mounting plates and clamping in the clamping groove, reduce equipment maintenance difficulty, improve the maintenance and installation efficiency of equipment. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the utility model.

[0021] Figure 2 It is a structural schematic diagram of the adjusting assembly of the utility model.

[0022] Figure 3 It is a sectional structure schematic diagram of the utility model lifting plate.

[0023] Figure 4 It is a sectional structure schematic diagram of the utility model fixing assembly.

[0024] In the figure: 1, conveying mechanism;11, adjusting assembly;111, support frame;112, servo motor;113, double-end screw;114, driven block;115, driving link;116, lifting plate;117, fixed rod;118, flexible track;119, rigid track;12, fixing assembly;121, driving screw;122, moving plate;123, fixed plate;124, mounting plate;125, limit sliding block;126, driving rod;127, clamping groove;2, pre-treatment equipment;3, electrophoretic coating equipment;4, post-treatment equipment;5, quality inspection equipment;6, bottom support plate. DETAILED DESCRIPTION

[0025] Clearly, the described embodiments are merely a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present utility model.

[0026] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a kind of production line of segmented electrophoretic coating of linkage type for electrophoretic coating process, including bottom support plate 6, front processing equipment 2, electrophoretic coating equipment 3, post-processing equipment 4 and quality inspection equipment 5, its front processing equipment 2, electrophoretic coating equipment 3, post-processing equipment 4 and quality inspection equipment 5 are sequentially installed according to the required processing flow in the top of bottom support plate 6 respectively, product is sequentially sent into processing production line by conveying mechanism 1 along the path of flexible track 118 and rigid track 119, first enter front processing equipment 2, remove surface impurities and form pretreatment film by degreasing, washing, phosphorizing etc. process, then enter electrophoretic coating equipment 3, in segmented electrophoretic tank, according to workpiece characteristic adjustment voltage, time etc. parameter, realize accurate coating, after coating, product enters post-processing equipment 4, remove residual paint by UF washing, pure water washing, then pass through drying solidified coating, finally enter quality inspection equipment 5, carry out quality determination by appearance detection, coating thickness measurement, adhesion test etc. process, by control system real-time monitoring and coordinating each process rhythm between each equipment, ensure that production is efficient, stable operation, the top of bottom support plate 6 is equipped with conveying mechanism 1, and it is used to convey electrophoretic coating product, conveying mechanism 1 includes:

[0027] The adjusting assembly 11 comprises a plurality of supporting frames 111 fixed at the top end of the bottom supporting plate 6, double-headed screws 113 are rotatably installed at the upper portion of the plurality of supporting frames 111, one side of the plurality of double-headed screws 113 is provided with a driving assembly, two symmetrically distributed driven blocks 114 are threadedly installed at the upper portion of the plurality of double-headed screws 113, driving connecting rods 115 are rotatably installed at the two sides of the middle portion of the plurality of driven blocks 114, lifting plates 116 are arranged at the upper portion of the plurality of supporting frames 111, the lower portion of the plurality of driving connecting rods 115 is rotatably installed at the middle portion of the top end of the lifting plate 116, two symmetrically distributed flexible rails 118 are arranged at the bottom end of the plurality of lifting plates 116, two symmetrically distributed rigid rails 119 are fixedly installed at the lower portion of the supporting frame 111, the two ends of the plurality of flexible rails 118 are installed at the end portion of the rigid rail 119, the flexible rail 118 is made of 304 stainless steel bellows + high-strength steel wire, the rigid rail 119 is made of low-alloy high-strength steel, the connection between the flexible rail 118 and the rigid rail 119 is achieved by the integral dovetail groove of the rigid rail 119, the groove bottom is processed into a T-shaped groove for installing clamping bolts, the flexible rail 118 is provided with a matching dovetail tenon, a wedge block is arranged at the back of the tenon, and a pre-tightening force is applied through M12 clamping bolts;

[0028] The fixing assembly 12 is arranged at the lower portion of the lifting plate 116 and is used for mounting and fixing the flexible rail 118.

[0029] The fixing assembly 12 comprises a fixing plate 123 fixed at the bottom end of the lifting plate 116, the fixing plate 123 is provided with a plurality of fixing plates 123 which are uniformly distributed, a moving plate 122 is slidably arranged at the middle portion of the plurality of fixing plates 123, a plurality of driving screws 121 are rotatably installed at the upper portion of the plurality of lifting plates 116, the middle portion of the plurality of moving plates 122 is rotatably installed at the lower portion of the driving screw 121, the driving screw 121 can only rotate at the upper portion of the lifting plate 116 and cannot be displaced, so as to ensure that only the moving plate 122 is driven to move up and down through rotation, the lower portion of the driving screw 121 can penetrate the middle portion of the moving plate 122, so as to ensure the moving size of the moving plate 122, thereby facilitating the installation of the flexible rail 118, the lower portion of the plurality of fixing plates 123 is provided with two symmetrically distributed mounting plates 124, a driving rod 126 is rotatably installed at one side of the plurality of mounting plates 124, and the other end of the plurality of driving rods 126 is rotatably installed at the middle portion of one side of the moving plate 122.

[0030] The driving assembly comprises a plurality of servo motors 112 fixed at one side of the top end of the supporting frame 111, one end of the plurality of double-headed screws 113 is fixedly installed at the driving end of the servo motor 112, the servo motor 112 is a permanent magnet synchronous servo motor, the motor protection grade is IP67, is suitable for a humid environment of an electrophoresis workshop, the plurality of servo motors 112 is connected to an electrophoresis equipment main control system through an industrial Ethernet, and each motor is configured with an independent intelligent servo driver.

[0031] The adjusting assembly 11 further comprises four evenly distributed fixing rods 117 fixed at the lower part of the support frame 111, the lower part of the fixing rods 117 is slid through the two sides of the lifting plate 116, the fixing rods 117 can limit the lifting plate 116, so that the lifting plate 116 can only move up and down along the surface track of the fixing rods 117, and the lifting plate 116 moves up and down more stably, so as to ensure the flatness of the flexible track 118 and the rigid track 119.

[0032] The lower part of the plurality of fixed plates 123 is slidably provided with two symmetrically distributed limiting sliding blocks 125, and the top end of the plurality of mounting plates 124 is fixedly installed at the bottom end of the limiting sliding block 125. Through the setting of the limiting sliding block 125, the two mounting plates 124 can be limited to move relatively or relatively along the displacement track of the limiting sliding block 125 under the movement of the driving rod 126.

[0033] The upper part of the plurality of flexible tracks 118 is provided with a clamping groove 127 on both sides, and the plurality of mounting plates 124 is slidably clamped in the clamping groove 127. The size of the clamping groove 127 corresponds to the size of the clamping block in the middle of the mounting plate 124, which ensures the precision of clamping and avoids shaking.

[0034] Meanwhile, the contents not described in detail in the specification are all prior art known to those skilled in the art.

[0035] When the product is subjected to electrophoretic coating operation, when one or several steps in the processing steps are not needed, the servo motor 112 is started to drive the double-headed screw rod 113 to rotate, so that the two driven blocks 114 move away from each other under the cooperation of the driving connecting rods 115, the upper ends of the two driving connecting rods 115 move away from each other, and the two lifting plates 116 are driven to move upward, so that the lowest end of the flexible track 118 moves upward, which is just opposite to the original position, so that the product moves upward when the product is conveyed through the flexible track 118, and the product will not enter the production equipment for processing. The flexible track 118 can be reset by reverse operation of the servo motor 112.

[0036] When the flexible track 118 is installed, the flat part of the flexible track 118 is clamped at the position of the clamping groove 127 between the two mounting plates 124, and the driving screw 121 is rotated to drive the moving plate 122 to move upward, that is, one end of the driving rod 126 is driven to move upward, so that the two mounting plates 124 are driven to move relatively, and the opposite side of the mounting plate 124 is clamped in the clamping groove 127, and the installation of the flexible track 118 is completed.

[0037] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0038] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A linked segmented electrophoretic coating production line for electrophoretic coating process, comprising a bottom support plate (6), a pretreatment device (2), an electrophoretic coating device (3), a post-treatment device (4), and a quality inspection device (5), characterized in that: The bottom support plate (6) is provided with a conveying mechanism (1) at its top for conveying the electrophoretic coating product. The conveying mechanism (1) includes: The adjustment assembly (11) includes multiple sets of support frames (111) fixed to the top of the bottom support plate (6). The upper part of each set of support frames (111) is rotatably mounted with a double-headed screw (113). A drive assembly is provided on one side of each double-headed screw (113). Two symmetrically distributed driven blocks (114) are threadedly mounted on the upper part of each double-headed screw (113). Drive connecting rods (115) are rotatably mounted on both sides of the middle part of each driven block (114). A lifting plate (116) is provided on the upper part of each set of support frames (111). The lower part of each drive connecting rod (115) is rotatably mounted on the top middle part of the lifting plate (116). Two symmetrically distributed flexible rails (118) are provided at the bottom of each lifting plate (116). Two symmetrically distributed rigid rails (119) are fixedly mounted on both sides of the lower part of the support frame (111). The two ends of each flexible rail (118) are mounted on the ends of the rigid rails (119). A fixing component (12) is provided at the lower part of the lifting plate (116) for fixing the flexible track (118).

2. The linked segmented electrophoretic coating production line for electrophoretic coating process according to claim 1, characterized in that: The fixing assembly (12) includes a fixing plate (123) fixed to the bottom end of the lifting plate (116), and the fixing plate (123) is provided with a plurality of evenly distributed moving plates (122) slidably provided in the middle of the plurality of fixing plates (123). The upper part of the plurality of lifting plates (116) is rotatably mounted with a plurality of evenly distributed driving screws (121). The middle part of the plurality of moving plates (122) is rotatably mounted in the lower part of the driving screws (121). The lower part of the plurality of fixing plates (123) is provided with two symmetrically distributed mounting plates (124). The side of the plurality of mounting plates (124) is rotatably mounted with a driving rod (126). The other end of the plurality of driving rods (126) is rotatably mounted in the middle of one side of the moving plate (122).

3. The linked segmented electrophoretic coating production line for electrophoretic coating process according to claim 1, characterized in that: The drive assembly includes a servo motor (112) fixed on one side of the top of the support frame (111), and there are several servo motors (112), with one end of each of the multiple double-headed screws (113) fixedly installed at the drive end of the servo motor (112).

4. The linked segmented electrophoretic coating production line for electrophoretic coating process according to claim 1, characterized in that: The adjustment assembly (11) also includes four evenly distributed fixing rods (117) fixed to the lower part of the support frame (111), and the lower parts of the multiple fixing rods (117) slide through both sides of the lifting plate (116).

5. The linked segmented electrophoretic coating production line for electrophoretic coating process according to claim 2, characterized in that: Each of the multiple fixed plates (123) has two symmetrically distributed limiting sliders (125) slidingly attached to its lower part, and the top of each of the multiple mounting plates (124) is fixedly mounted on the bottom of the limiting sliders (125).

6. The linked segmented electrophoretic coating production line for electrophoretic coating process according to claim 2, characterized in that: Each of the flexible tracks (118) has a slot (127) on both sides of its upper part, and multiple mounting plates (124) are slidably locked inside the slot (127).

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