Anodic oxidation device for aluminum casting

Abstract

The utility model relates to an anodic oxidation device for aluminum castings, which comprises an oxidation tank, a rectangular frame, a placing frame and a conducting rod, hooks are uniformly distributed at the bottom of the conducting rod, the rectangular frame is arranged above the oxidation tank and can slide along the length direction of the oxidation tank, and vertically extending guide rods are respectively fixed at four top corners above the rectangular frame. Guide holes matched with the guide rods are formed in the four top corners of the placement frame respectively, the placement frame is arranged on the four guide rods in a sliding and sleeving mode, and a first driving mechanism is arranged on the side portion of one long edge of the oxidation tank and used for driving the placement frame to conduct lifting adjustment. The first driving mechanism works to push the placing frame and the conducting rod to move upwards, so that the aluminum casting is moved to the position above the liquid level of electrolyte and stays for a period of time, electrolyte remaining on the surface of the aluminum casting can be drained, workshop pollution caused by dripping is avoided, and electrolyte waste caused by the fact that the drained electrolyte falls back into an oxidation tank is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to anodic oxidation technical field, concretely is an anodic oxidation device of aluminum casting. BACKGROUND

[0002] After aluminum casting is reprocessed, anodic oxidation needs to be carried out, and the anodic oxidation is to enhance the corrosion resistance of aluminum casting, improve surface hardness and wear resistance, beautify appearance, and improve electrical insulation performance, thereby prolonging service life and adapting to various application requirements.

[0003] Referring to the Chinese patent with the authorized announcement number CN212582022U, an oxidation device for aluminum anodic oxidation production line is disclosed, the device drives the placing rack to move above the oxidation tank through the driving assembly, the aluminum products suspended on the conductive rod also reciprocate, and the aluminum products continuously contact the electrolyte with lower temperature in the moving process, so that the electrolyte temperature around the aluminum products does not become too high.

[0004] When the aluminum casting after oxidation is taken out from the oxidation tank by using the above device, it is difficult to drain the electrolyte on the surface of the workpiece, and the residual electrolyte on the surface of the workpiece drops on the workshop floor in the transfer process, which not only causes pollution, but also causes waste of electrolyte. UTILITY MODEL CONTENT

[0005] The utility model aims at providing an anodic oxidation device for aluminum casting with draining effect, which effectively solves the problems in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme.

[0007] An anodic oxidation device for aluminum casting, comprising an oxidation tank, a rectangular frame, a placing rack and a conductive rod with hooks uniformly distributed at the bottom, the rectangular frame is arranged above the oxidation tank and can slide along the length direction of the oxidation tank, vertical extension guide rods are fixed at the four top corners above the rectangular frame, guide holes matched with the guide rods are respectively arranged at the four top corners of the placing rack, the placing rack is slidingly sleeved on the four guide rods, a second driving mechanism is arranged on one short side of the oxidation tank, the second driving mechanism is used for pushing the rectangular frame to translate and adjust, a first driving mechanism is arranged on one long side of the oxidation tank, the first driving mechanism is used for driving the placing rack to adjust, and the conductive rod is placed on the placing rack.

[0008] Therefore, after the processing is completed, the first driving mechanism is worked to push the placing rack and the conductive rod to move upwards, so that the aluminum casting is moved above the liquid level of the electrolyte, and stays for a period of time, which is beneficial to drain the electrolyte remaining on the surface of the aluminum casting, avoids workshop pollution caused by dripping, and the drained electrolyte falls back into the oxidation tank, avoiding waste of the electrolyte.

[0009] Further, the two sides of the upper end of the oxidation tank are fixed with guide rails, sliding seats are slidably installed on the two guide rails, and the rectangular frame is installed between the two sliding seats.

[0010] Further, the first driving mechanism comprises a first fixed seat, a first electric push cylinder, a first connecting arm and a cantilever, the first electric push cylinder is fixed on the side of one of the sliding seats through the first fixed seat, the first connecting arm is vertically fixed on the end of the telescopic rod of the first electric push cylinder, and the cantilever is fixed on one side of the placing rack and is in fixed connection with the top end of the first connecting arm.

[0011] Further, the second driving mechanism comprises a second fixed seat, a second electric push cylinder and a second connecting arm, the second electric push cylinder is fixed on the side of the oxidation tank through the second fixed seat, one end of the second connecting arm is fixed with the end of the telescopic rod of the second electric push cylinder, and the other end is in fixed connection with the side end of the rectangular frame.

[0012] Further, the two sides of the placing rack are respectively provided with clamping grooves, the two ends of the conductive rod can be matched and clamped in the clamping grooves, and the cross sections of the clamping grooves and the conductive rod are mutually matched rectangular shapes.

[0013] Further, the inner walls of the two clamping grooves are respectively embedded with electromagnets, and the electromagnets are magnetically attracted to the conductive rod.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows.

[0015] 1. The utility model discloses a placing rack and the conductive rod are pushed to move upwards through the first driving mechanism after the processing is completed, so that the aluminum casting is moved above the liquid level of the electrolyte, and stays for a period of time, which is beneficial to drain the electrolyte remaining on the surface of the aluminum casting, avoids workshop pollution caused by dripping, and the drained electrolyte falls back into the oxidation tank, avoiding waste of the electrolyte.

[0016] 2. The utility model discloses an anodizing processing device for aluminum castings, which comprises a rectangular frame, a placing rack, a plurality of conductive rods, a first driving mechanism and a second driving mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is one of the overall structure of the utility model three -dimensional schematic diagram;

[0018] Figure 2 It is the second overall structure of the utility model three -dimensional schematic diagram;

[0019] Figure 3 It is the rectangular frame of the utility model upper partial structure schematic view;

[0020] Figure 4 It is the placing rack of the utility model upper partial structure schematic view.

[0021] In the figure: 1, oxidation groove;11, guide rail;12, sliding seat;2, rectangular frame;21, guide rod;3, placing rack;31, guide hole;32, clamping groove;33, electromagnet;4, conductive rod;41, hook;5, first driving mechanism;51, first fixed seat;52, first electric push cylinder;53, first connecting arm;54, cantilever;6, second driving mechanism;61, second fixed seat;62, second electric push cylinder;63, second connecting arm. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] In the description of the embodiments of the utility model, it needs to be explained that, unless there is explicit provision and limitation, the terms, "connection", "installation" should be understood in a broad sense, for example, "connection" can be detachable connection, also can be inseparable connection, can be direct connection, also can be indirect connection through intermediate medium. In addition, "communication" can be direct communication, also can be indirect communication through intermediate medium. Among them, "fixing" refers to the relative position relationship of each other after connection. The orientation language mentioned in the embodiments of the utility model, for example, "inner", "outer", "top", "bottom" and the like, only refers to the direction of the drawing, therefore, the orientation language used is for better, clearer illustration and understanding of the embodiments of the utility model, and is not indicative or implied that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, therefore, it cannot be understood as a limitation of the embodiments of the utility model.

[0024] In the embodiments of the utility model, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more features.

[0025] Please refer to Figures 1-4 The utility model provides an anodizing device for aluminum casting, including oxidation groove 1, rectangular frame 2, placing rack 3 and the electrically conductive rod 4 that the hook 41 of bottom is uniformly distributed, rectangular frame 2 is arranged above oxidation groove 1, and can slide along the length direction of oxidation groove 1, the vertical extension guide rod 21 of four top corners is fixed above rectangular frame 2 respectively, four top corners of placing rack 3 are equipped with the guide hole 31 matched with guide rod 21 respectively, placing rack 3 is slidably sleeved on four guide rods 21, one short side of oxidation groove 1 is equipped with second drive mechanism 6, and second drive mechanism 6 is used to promote rectangular frame 2 to adjust translation, and one long side of oxidation groove 1 is equipped with first drive mechanism 5, and first drive mechanism 5 is used to drive placing rack 3 to adjust lifting, and electrically conductive rod 4 is placed on placing rack 3, in addition, the utility model still includes the lead plate that is uniformly distributed on the inner wall of both sides of oxidation groove 1 and the plate heat exchanger that is laid in the inner bottom wall of oxidation groove 1, and the specific structure and working principle of lead plate and plate heat exchanger are identical with the reference patent of announcement number CN212582022U, and will not be repeated here.

[0026] When the aluminum castings are subjected to anodic oxidation processing by using the device, each aluminum casting is hung on the hook 41, then the conductive rod 4 is placed on the placing rack 3, the placing rack 3 and the conductive rod 4 are driven to move downward by the first driving mechanism 5, thereby the aluminum casting is immersed into the electrolyte in the oxidation tank 1, the conductive rod 4 serves as an anode and the lead plate serves as a cathode, so that the aluminum casting can be subjected to oxidation processing, and the overall temperature of the electrolyte in the oxidation process is ensured to be within the working temperature by the plate heat exchanger, after the processing is completed, the placing rack 3 and the conductive rod 4 are driven to move upward by the first driving mechanism 5, so that the aluminum casting is moved above the liquid level of the electrolyte, which is beneficial to drain the electrolyte remaining on the surface of the aluminum casting, avoids workshop pollution caused by dripping, and the drained electrolyte falls back into the oxidation tank 1, thereby avoiding waste of the electrolyte.

[0027] In addition, when the aluminum castings are subjected to anodic oxidation processing, the rectangular frame 2, the placing rack 3 and the conductive rod 4 can be driven to move left and right by the second driving mechanism 6, and the aluminum casting hung on the hook 41 also reciprocates, the aluminum product continuously contacts the electrolyte with a lower temperature during the movement, thereby the temperature of the electrolyte around the aluminum product does not become too high, and in addition, when the electrolyte on the surface of the aluminum casting is drained, the placing rack 3 and the conductive rod 4 are driven to reciprocate by the second driving mechanism 6, which is helpful to accelerate the electrolyte remaining on the surface of the aluminum casting to fall off, thereby accelerating the draining speed, and achieving two goals at one stroke.

[0028] Specifically, the two sides of the upper end of the oxidation tank 1 are respectively fixed with guide rails 11, sliding seats 12 are slidably installed on the two guide rails 11, the rectangular frame 2 is installed between the two sliding seats 12, and the first driving mechanism 5 is arranged at the side of one of the sliding seats 12, so that the rectangular frame 2 is provided with the sliding capacity by the cooperation of the guide rails 11 and the sliding seats 12, and the sliding of the rectangular frame 2 is ensured to be smooth enough.

[0029] Specifically, the first driving mechanism 5 includes a first fixed seat 51, a first electric push cylinder 52, a first connecting arm 53 and a cantilever arm 54, the first electric push cylinder 52 is fixed at the side of one of the sliding seats 12 through the first fixed seat 51, the first connecting arm 53 is fixed vertically on the end of the telescopic rod of the first electric push cylinder 52, the cantilever arm 54 is fixed on one side of the placing rack 3 and is fixedly connected with the top end of the first connecting arm 53, and the placing rack 3 can be driven to move up and down along the guide rod 21 by the telescopic working of the first electric push cylinder 52 and the connection of the first connecting arm 53 and the cantilever arm 54, thereby providing driving for lifting and lowering of the aluminum casting.

[0030] Specifically, the second driving mechanism 6 comprises a second fixed seat 61, a second electric push cylinder 62 and a second connecting arm 63, the second electric push cylinder 62 is fixed on the side of the oxidation tank 1 through the second fixed seat 61, one end of the second connecting arm 63 is fixed with the telescopic rod end of the second electric push cylinder 62, the other end is fixedly connected with the side end of the rectangular frame 2, and the second electric push cylinder 62 is driven to work in extension and retraction, and the rectangular frame 2 is driven to move reciprocatingly under the connection of the second connecting arm 63, so that the movement of the rectangular frame 2, the placing rack 3 and the conductive rod 4 is driven.

[0031] Specifically, the placing rack 3 is provided with clamping grooves 32 on both sides, and the conductive rod 4 can be matched and clamped in the clamping grooves 32, and the stable placement of the conductive rod 4 can be ensured by clamping the two ends of the conductive rod 4 into the clamping grooves 32, in addition, the cross section of the clamping groove 32 and the cross section of the conductive rod 4 are mutually matched rectangular shapes, which can prevent the conductive rod 4 from rolling and rotating in the clamping groove 32 and affecting the stability of the aluminum casting suspension.

[0032] Specifically, the electromagnets 33 are embedded and installed on the inner walls of the two clamping grooves 32, the electromagnets 33 are magnetically attracted to the conductive rod 4, the conductive rod 4 is clamped into the two clamping grooves 32, the conductive rod 4 can be magnetically attracted and fastened by the electromagnets 33, the relative displacement of the conductive rod 4 and the placing rack 3 caused by inertia during reciprocating movement is avoided, and the stability during work is further ensured.

[0033] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

Claims

1. An anodizing device for aluminum castings, characterized in that: it comprises an oxidation tank (1), a rectangular frame (2), a placing rack (3) and a conductive rod (4) with hooks (41) evenly distributed on the bottom; the rectangular frame (2) is arranged above the oxidation tank (1) and can slide along the length direction of the oxidation tank (1); vertical extension guide rods (21) are respectively fixed at the four top corners of the rectangular frame (2), and the placing rack (3) is respectively provided with guide holes (31) matching the guide rods (21) at the four top corners; the placing rack (3) is slidably sleeved on the four guide rods (21); one of the short sides of the oxidation tank (1) is provided with a second driving mechanism (6) for pushing the rectangular frame (2) to translate and adjust; one of the long sides of the oxidation tank (1) is provided with a first driving mechanism (5) for driving the placing rack (3) to ascend and descend; and the conductive rod (4) is placed on the placing rack (3).

2. The anodizing device for aluminum castings according to claim 1, characterized in that: guide rails (11) are respectively fixed on both sides of the upper end of the oxidation tank (1), and sliding seats (12) are slidably installed on the two guide rails (11); the rectangular frame (2) is installed between the two sliding seats (12); and the first driving mechanism (5) is arranged on the side of one of the sliding seats (12).

3. The anodizing device for aluminum castings according to claim 2, characterized in that: the first driving mechanism (5) comprises a first fixed seat (51), a first electric push cylinder (52), a first connecting arm (53) and a cantilever (54); the first electric push cylinder (52) is fixed on the side of one of the sliding seats (12) through the first fixed seat (51), and the first connecting arm (53) is vertically fixed on the end of the telescopic rod of the first electric push cylinder (52); and the cantilever (54) is fixed on one side of the placing rack (3) and is fixedly connected with the top end of the first connecting arm (53).

4. The anodizing device for aluminum castings according to claim 1, characterized in that: the second driving mechanism (6) comprises a second fixed seat (61), a second electric push cylinder (62) and a second connecting arm (63); the second electric push cylinder (62) is fixed on the side of the oxidation tank (1) through the second fixed seat (61), one end of the second connecting arm (63) is fixed with the end of the telescopic rod of the second electric push cylinder (62), and the other end is fixedly connected with the side end of the rectangular frame (2).

5. The anodizing device for aluminum castings according to claim 1, characterized in that: the placing rack (3) is respectively provided with clamping grooves (32) on both sides, and the ends of the conductive rod (4) can be matched and clamped in the clamping grooves (32); and the cross section of the clamping groove (32) and the cross section of the conductive rod (4) are rectangular shapes matching each other.

6. The anodizing device for aluminum castings according to claim 5, characterized in that: ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ Two said card slot (32) inner wall are embedded with electromagnet (33), the electromagnet (33) with the magnetic attraction of the conductive rod (4) cooperation.

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