Surface treatment device for injection molded part

Abstract

The utility model relates to the field of injection molding part production, in particular to an injection molding part surface treatment device which comprises a limiting frame, three sets of symmetrical polishing mechanisms are arranged in the limiting frame, and a clamping mechanism used for fixing an injection molding part during polishing treatment is arranged in the center of the lower side of the limiting frame. And a base is fixed to the bottom of the limiting frame, and the inclination mechanism adjusts the inclination angle of the polishing mechanism according to the appearance of the injection molding part. The inclined hydraulic rod is used for driving the guide frame to move up and down so as to adjust the inclination angle of the inclined rod, and then the lifting seat and the sliding seat are driven under the action of the lifting hydraulic rod so that the polishing mechanism can conduct polishing treatment along the inclined rod according to the appearance of an injection molding part; and the three adjusting bases are driven to gather towards the center position at the same time through rotation of the spiral disc, the positions of the three inclined rods are adjusted at the same time, and therefore the polishing device can be suitable for the injection molding parts of different sizes.

Description

Technical Field

[0001] The utility model relates to the field of injection molded parts production, in particular to an injection molded parts surface treatment device. Background Art

[0002] After searching the patent document with publication number CN 219666195 U, it is found that the patent document sets a driving motor to drive the polishing plate to rotate, thereby polishing and grinding the surface of the automobile injection molding body, and sets a mounting groove, a mounting rod and a mounting spring in the fixing block to cooperate with the mounting hole to allow the polishing plate to be installed and removed, and sets a dust cover, a vacuum cleaner and a vacuum hose to absorb dust;

[0003] In the above structure, although dust dispersion can be reduced when grinding and polishing the injection molded parts, for injection molded parts with conical structures or curved surfaces, this polishing structure obviously cannot completely polish the outside of the injection molded parts, and the area near the lower side of the injection molded parts is not easily polished, which results in a slow polishing speed for the injection molded parts. Utility Model Content

[0004] The purpose of the utility model is to provide a device for surface treatment of injection molded parts in order to solve the above problems.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0006] A surface treatment device for injection molded parts, comprising a limiting frame, wherein three groups of symmetrical polishing mechanisms are arranged inside the limiting frame, a clamping mechanism for fixing the injection molded parts during polishing is arranged at the center position of the lower side of the limiting frame, a base is fixed at the bottom of the limiting frame, and a tilting mechanism is also included for adjusting the tilting angle of the polishing mechanism according to the shape of the injection molded parts;

[0007] The tilting mechanism includes a guide frame located at the top of the limit frame, a tilting hydraulic rod fixed to the top side of the limit frame is arranged at the center of the guide frame, three groups of V-shaped rods are slidably connected to the guide frame, the lower end of the V-shaped rod is slidably connected to a tilting rod, the outer side of the tilting rod is slidably connected to a sliding seat, the outer side of the sliding seat is rotatably connected to a lifting seat, the lifting seat is rotatably connected to the lifting hydraulic rod at one end away from the polishing mechanism, and an adjustment mechanism for adjusting the spacing between the three tilting rods is arranged at the lower end of the tilting rod.

[0008] Preferably, the limiting frame is provided with three extension frames for connecting with the fixing part of the lifting hydraulic rod, and the extension frame at the top of the limiting frame is provided with a rotation groove for placing the V-shaped rod.

[0009] Preferably, an annular cavity is provided inside the limiting frame, and three sliding grooves are provided on the upper side of the annular cavity of the limiting frame.

[0010] Preferably: the adjustment mechanism includes a spiral disk, which is rotatably connected in the annular cavity of the limit frame, an adjustment seat placed in a slide groove is provided on the top of the spiral disk, a tooth groove is fixed on the lower side of the spiral disk, an adjustment gear is meshed on the outer side of the tooth groove of the spiral disk, and the rotating part of the adjustment gear is connected to the adjustment motor.

[0011] Preferably: the clamping mechanism includes a clamping frame, three clamping grooves are opened at the upper end of the clamping frame, a clamping seat and a clamping cylinder are arranged in the clamping grooves of the clamping frame, a rotating motor is fixed to the bottom of the limit frame, and two mutually meshing bevel gears are fixed to the rotating part of the rotating motor and the lower end of the clamping frame.

[0012] Preferably, the polishing mechanism comprises a polishing wheel, the lifting seat is rotatably connected with the polishing wheel, a polishing motor is fixed on the upper side of the lifting seat, and the rotating part of the polishing motor is fixedly connected with the polishing wheel.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. Use the tilting hydraulic rod to drive the guide frame to move up and down to adjust the tilting angle of the tilting rod. Then, under the action of the lifting hydraulic rod, the lifting seat and the sliding seat are driven to allow the polishing mechanism to polish along the tilting rod according to the shape of the injection molded part. Then, the injection molded parts with conical or arc structures can be polished.

[0015] 2. The rotation of the spiral disk drives the three adjustment seats to gather toward the center position at the same time, and then adjusts the positions of the three tilt rods, so that it can be suitable for injection molded parts of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model 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 utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0017] Figure 1 It is a structural schematic diagram of a surface treatment device for injection molded parts described in the utility model;

[0018] Figure 2 It is a cross-sectional view of a surface treatment device for injection molded parts according to the utility model;

[0019] Figure 3 It is a partial cross-sectional view of a clamping mechanism of an injection molded part surface treatment device described in the utility model;

[0020] Figure 4 It is a partial parts diagram of a limiting frame of an injection molded part surface treatment device described in the utility model;

[0021] Figure 5 This is a partial parts diagram of a polishing mechanism of an injection molded part surface treatment device described in the utility model;

[0022] Figure 6 It is a partial parts diagram of a spiral disk of a surface treatment device for injection molded parts described in the utility model;

[0023] Figure 7 It is a partial parts diagram of a sliding seat of an injection molded part surface treatment device described in the utility model;

[0024] Figure 8 This is a partial parts diagram of a tilt rod of an injection molded part surface treatment device described in the utility model.

[0025] The following are the descriptions of the reference numerals:

[0026] 1. Tilting mechanism; 2. Clamping mechanism; 3. Adjusting mechanism; 4. Polishing mechanism; 5. Limiting frame; 6. Base; 11. Guide frame; 12. Tilting hydraulic rod; 13. V-shaped rod; 14. Tilting rod; 15. Lifting hydraulic rod; 16. Lifting seat; 17. Sliding seat; 21. Clamping frame; 22. Bevel gear; 23. Rotating motor; 31. Spiral disk; 32. Adjusting seat; 33. Adjusting motor; 34. Adjusting gear; 41. Polishing wheel; 42. Polishing motor. DETAILED DESCRIPTION

[0027] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0028] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0029] The utility model is further described below in conjunction with the accompanying drawings:

[0030] like Figure 1-Figure 8 As shown, a device for surface treatment of injection molded parts comprises a limiting frame 5, three groups of symmetrical polishing mechanisms 4 are arranged inside the limiting frame 5, a clamping mechanism 2 for fixing the injection molded parts during polishing is arranged at the center position of the lower side of the limiting frame 5, a base 6 is fixed at the bottom of the limiting frame 5, and a tilting mechanism 1 is also included for adjusting the tilt angle of the polishing mechanism 4 according to the shape of the injection molded parts;

[0031] The tilting mechanism 1 includes a guide frame 11 located at the top of the limit frame 5, a tilting hydraulic rod 12 fixed to the top side of the limit frame 5 is arranged at the center of the guide frame 11, three groups of V-shaped rods 13 are slidably connected to the guide frame 11, and a tilting rod 14 is slidably connected to the lower end of the V-shaped rod 13, and a sliding seat 17 is slidably connected to the outer side of the tilting rod 14, and a lifting seat 16 is rotatably connected to the outer side of the sliding seat 17, and a lifting seat 16 is rotatably connected to the end of the lifting seat 16 away from the polishing mechanism 4. The lifting hydraulic rod 15 is rotatably connected, and an adjustment mechanism 3 for adjusting the spacing between the three tilting rods 14 is arranged at the lower end of the tilting rod 14, and the telescopic part of the tilting hydraulic rod 12 is used to drive the guide frame 11 to move up and down, and the V-shaped rod 13 is driven to flip by the up and down movement of the guide frame 11, and then the flipping of the V-shaped rod 13 drives the upper side of the tilting rod 14 to gather to the middle position, and at this time, the lifting seat 16 and the sliding seat 17 are pushed to move up and down on the tilting rod 14 by the telescopic part of the lifting hydraulic rod 15.

[0032] In this embodiment: three extension frames for connecting to the fixed part of the lifting hydraulic rod 15 are provided on the limit frame 5, a rotating groove for placing the V-shaped rod 13 is provided on the extension frame on the top of the limit frame 5, an annular cavity is provided inside the limit frame 5, and three sliding grooves are provided on the upper side of the annular cavity of the limit frame 5. The extension frame on the limit frame 5 is used to support the V-shaped rod 13 and the lifting hydraulic rod 15, and the sliding grooves are used to facilitate the lower sides of the three adjustment mechanisms 3 to gather to the middle position at the same time.

[0033] In this embodiment: the adjustment mechanism 3 includes a spiral disk 31, which is rotatably connected in the annular cavity of the limit frame 5. An adjustment seat 32 placed in a slide groove is provided on the top of the spiral disk 31. A tooth groove is fixed on the lower side of the spiral disk 31. An adjustment gear 34 is meshed on the outer side of the tooth groove of the spiral disk 31. The rotating part of the adjustment gear 34 is connected to the adjustment motor 33. The adjustment motor 33 is used to drive the adjustment gear 34 to rotate, and the rotation of the adjustment gear 34 drives the spiral disk 31 to rotate in the annular cavity of the limit frame 5.

[0034] In this embodiment: the clamping mechanism 2 includes a clamping frame 21, three clamping grooves are opened at the upper end of the clamping frame 21, a clamping seat and a clamping cylinder are arranged in the clamping grooves of the clamping frame 21, a rotating motor 23 is fixed to the bottom of the limit frame 5, and two mutually meshing bevel gears 22 are fixed to the rotating part of the rotating motor 23 and the lower end of the clamping frame 21. The clamping seat and the clamping cylinder in the clamping groove on the clamping frame 21 are used to clamp and fix the injection molded part, and the rotating motor 23 is used to drive the bevel gear 22 to rotate, and the meshing of the two bevel gears 22 drives the clamping frame 21 and the injection molded part to rotate synchronously.

[0035] In this embodiment: the polishing mechanism 4 includes a polishing wheel 41, and the polishing wheel 41 is rotatably connected to the lifting seat 16. A polishing motor 42 is fixed to the upper side of the lifting seat 16. The rotating part of the polishing motor 42 is fixedly connected to the polishing wheel 41. The polishing motor 42 drives the polishing wheel 41 to rotate at a high speed, and then the injection molded part is polished by the polishing wheel 41.

[0036] Working principle: When in use, first place the injection molded part to be polished on the upper side of the clamping frame 21, and use the clamping seat and clamping cylinder in the clamping groove on the clamping frame 21 to clamp and fix the injection molded part, and use the rotating motor 23 to drive the bevel gear 22 to rotate, and the two bevel gears 22 are engaged to drive the clamping frame 21 and the injection molded part to rotate synchronously;

[0037] At this time, the lifting seat 16 and the sliding seat 17 are driven to move up and down along the tilting rod 14 by the telescopic part of the lifting hydraulic rod 15, and the polishing motor 42 on the lifting seat 16 drives the polishing wheel 41 to rotate, so that the three polishing wheels 41 polish the polishing wheel 41;

[0038] When the injection molded part to be polished is a conical structure, the telescopic part of the tilting hydraulic rod 12 is used to drive the guide frame 11 to move downward, and the V-shaped rod 13 is turned over by the movement of the guide frame 11. Then the turning of the V-shaped rod 13 drives the upper end of the tilting rod 14 to gather to the middle position. At this time, the telescopic part of the lifting hydraulic rod 15 pushes the lifting seat 16 to slide along the tilting rod 14. At the same time, when the lifting seat 16 slides on the tilted tilting rod 14, the lifting seat 16 will rotate relatively on the sliding seat 17, and then the upper side of the injection molded part with a conical structure is polished;

[0039] Then, when the clamping frame 21 rotates, a rotational polishing process is performed. At the same time, the adjusting motor 33 drives the adjusting gear 34 to rotate, and the spiral disk 31 is driven to rotate by the rotation of the adjusting gear 34. Then, the distance between the three adjustment seats 32 at the top is adjusted, and then the lower end of the tilting rod 14 is also moved to the middle position, and then the polishing process can be adjusted according to the shape of the injection molded part.

[0040] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A device for surface treatment of injection molded parts, comprising a limit frame (5), wherein three groups of symmetrical polishing mechanisms (4) are arranged inside the limit frame (5), a clamping mechanism (2) for fixing the injection molded parts during polishing is arranged at the center position of the lower side of the limit frame (5), and a base (6) is fixed at the bottom of the limit frame (5), characterized in that: It also includes a tilting mechanism (1) for adjusting the tilting angle of the polishing mechanism (4) according to the shape of the injection molded part; The tilting mechanism (1) comprises a guide frame (11) located at the top of the limiting frame (5); a tilting hydraulic rod (12) fixed to the top side of the limiting frame (5) is arranged at the center of the guide frame (11); three groups of V-shaped rods (13) are slidably connected to the guide frame (11); the lower ends of the V-shaped rods (13) are slidably connected to tilting rods (14); the outer sides of the tilting rods (14) are slidably connected to sliding seats (17); the outer sides of the sliding seats (17) are rotatably connected to a lifting seat (16); the lifting seat (16) is rotatably connected to a lifting hydraulic rod (15) at one end away from the polishing mechanism (4); and the lower ends of the tilting rods (14) are provided with adjustment mechanisms (3) for adjusting the spacing between the three tilting rods (14).

2. The device for surface treatment of injection molded parts according to claim 1, characterized in that: The limiting frame (5) is provided with three extension frames for connecting to the fixing part of the lifting hydraulic rod (15), and the extension frame at the top of the limiting frame (5) is provided with a rotation groove for placing the V-shaped rod (13).

3. The device for surface treatment of injection molded parts according to claim 1, characterized in that: An annular cavity is provided inside the limiting frame (5), and three sliding grooves are provided on the upper side of the annular cavity of the limiting frame (5).

4. The device for surface treatment of injection molded parts according to claim 3, characterized in that: The adjusting mechanism (3) comprises a spiral disk (31), the spiral disk (31) is rotatably connected in the annular cavity of the limiting frame (5), an adjusting seat (32) placed in a slide groove is arranged on the top of the spiral disk (31), a tooth groove is fixed on the lower side of the spiral disk (31), an adjusting gear (34) is meshed on the outer side of the tooth groove of the spiral disk (31), and the rotating part of the adjusting gear (34) is connected to the adjusting motor (33).

5. The device for surface treatment of injection molded parts according to claim 1, characterized in that: The clamping mechanism (2) comprises a clamping frame (21), the upper end of the clamping frame (21) is provided with three clamping grooves, a clamping seat and a clamping cylinder are arranged in the clamping grooves of the clamping frame (21), a rotating motor (23) is fixed at the bottom of the limiting frame (5), and two mutually meshing bevel gears (22) are fixed to the rotating part of the rotating motor (23) and the lower end of the clamping frame (21).

6. The device for surface treatment of injection molded parts according to claim 1, characterized in that: The polishing mechanism (4) comprises a polishing wheel (41), the polishing wheel (41) is rotatably connected to the lifting seat (16), a polishing motor (42) is fixed on the upper side of the lifting seat (16), and the rotating part of the polishing motor (42) is fixedly connected to the polishing wheel (41).

Images