Automobile plastic part milling tool

Abstract

The utility model relates to the technical field of automobile part machining, and discloses an automobile plastic part milling tool which comprises an inner supporting table used for containing parts and a middle rotating cylinder rotationally installed on the outer side of the inner supporting table, four clamping assemblies used for fixing the parts are fixedly installed at the top of the inner supporting table, and each clamping assembly comprises a supporting column; inner sleeve columns are fixedly mounted at the tops of the supporting columns; according to the clamping device, a poke rod is pushed to move, so that a middle rotating cylinder rotates on the outer side of an inner supporting table, four arc-shaped blocks on the top are driven to rotate, an upper ejector rod is jacked up, a rotating block rotates on the outer side of an inner sleeve column, a lower pressing head at the other end can move downwards, and therefore a workpiece is pressed and clamped; the problems that a traditional milling tool is insufficient in clamping force and long in piece replacement time are effectively solved, and compared with high-end automation equipment, the device has lower cost input and is suitable for wider production scenes.

Description

Technical Field

[0001] This application relates to the technical field of automotive parts processing, and particularly relates to a milling tooling for automotive plastic parts. Background Art

[0002] A milling tooling for automotive parts is a special tooling used for milling operations in automotive parts processing, a device for clamping workpieces, ensuring that the workpieces maintain a stable and accurate position during the milling process. The design of the tooling is determined according to the shape and size of the automotive parts to ensure that the workpieces will not deform or move during milling.

[0003] The published patent number CN213530915U discloses a base milling tooling, including a base plate, support columns, screw rods, cushion plates, support blocks and locking screws. The support columns are located at the four corners of the upper end surface of the base plate. A positioning circular groove is provided at the top of the support columns. The screw rods are vertically arranged on the fixed seats on the upper end surface of the base plate. Nuts are provided on the screw rods. The cushion plates are located on the screw rods, and the screw rods penetrate through the through holes on the cushion plates. The support blocks are located on the upper end surface of the base plate. A positioning straight groove is provided on the support blocks, and locking screws are provided on the side surfaces of the support blocks. The positions of the locking screws correspond to the positioning straight groove.

[0004] During the use of this device, there are deficiencies. When processing automotive parts, both the front and back sides need to be processed. This device needs to perform overall positioning and clamping on workpieces that require multiple end face milling operations, exert sufficient restraint and limit on the base workpieces, which is very inconvenient for disassembling and assembling the workpieces, not convenient for replacement and disassembly for changing the surface, and affects the processing efficiency of the workpieces. Summary of the Utility Model

[0005] In order to solve the problems raised in the above background art, this application provides a milling tooling for automotive plastic parts.

[0006] The milling tooling for automotive plastic parts provided by this application adopts the following technical solutions:

[0007] A milling tooling for automotive plastic parts includes an inner support table for placing parts and an intermediate rotating cylinder rotatably installed outside the inner support table;

[0008] Four clamping assemblies for fixing the parts are fixedly installed on the top of the inner support table. Each clamping assembly includes a support column. Inner sleeve columns are fixedly installed at the tops of the support columns. Rotating blocks are rotatably installed on the outer sides of the inner sleeve columns. One side of each rotating block is fixedly installed with an adjusting assembly for adjusting the fixing position. The end of the adjusting assembly away from the rotating block is fixedly installed with a pressing head. The other side of the rotating block is fixedly installed with an upper ejector rod;

[0009] Four arc blocks are fixedly installed on the top of the middle rotating drum. The tops of the four arc blocks are all arc-shaped. The highest point height of the arc block is twice the height of the inner sleeve column. A toggle rod is fixedly installed on the outer side of the middle rotating drum.

[0010] Preferably, a placement block for supporting accessories is fixedly installed on the top of the inner support platform, a base plate is fixedly installed on the bottom of the inner support platform, an outer sleeve is fixedly installed on the top of the base plate, the middle rotating cylinder is located between the outer sleeve and the inner support platform, and four arc blocks are respectively located at the bottom of the four upper push rods.

[0011] Preferably, a fastening threaded hole is provided on one side of the outer sleeve, a fastening bolt is connected to the inner thread of the fastening threaded hole, an arc-shaped slide groove is provided inside the outer sleeve, and the toggle rod is slidably installed inside the arc-shaped slide groove.

[0012] Preferably, the adjustment assembly includes an adjustment shell, an adjustment inner rod is movably installed inside the adjustment shell, an adjustment knob is threadedly connected to the top of the adjustment shell, one end of the adjustment shell is fixedly connected to the outer side of the rotating block, and the end of the adjustment inner rod away from the adjustment shell is fixedly connected to one side of the pressure head.

[0013] Preferably, a torsion spring is sleeved and installed on the outer side of the inner sleeve, one end of the torsion spring is fixedly connected to the outer side of the inner sleeve, and the other end of the torsion spring is fixedly connected to the inner side of the rotating block.

[0014] In summary, this application includes the following beneficial technical effects:

[0015] By pushing the toggle rod to move, the middle rotating cylinder rotates on the outside of the inner support table, thereby driving the four arc blocks on the top to rotate, thereby lifting the upper push rod and making the rotating block rotate on the outside of the inner sleeve column, and the lower pressure head at the other end will move downward, thereby realizing the pressing and clamping of the workpiece, effectively solving the problems of insufficient clamping force and long time-consuming part replacement in traditional milling tooling. Compared with high-end automation equipment, this device has lower cost investment and is suitable for a wider range of production scenarios. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic diagram of a three-dimensional structure of an embodiment of the application;

[0017] Figure 2 It is a partial three-dimensional structural schematic diagram of an embodiment of the application;

[0018] Figure 3 It is a structural schematic diagram of a partial appearance of an embodiment of the application;

[0019] Figure 4It is a schematic diagram of the structure of a partial cross-section of an embodiment of the application.

[0020] Explanation of the reference numerals in the accompanying drawings: 1. Base plate; 2. Outer sleeve; 3. Middle rotating cylinder; 4. Inner supporting platform; 5. Arc block; 6. Support column; 7. Rotating block; 8. Upper push rod; 9. Adjusting outer shell; 10. Lower pressure head; 11. Fastening bolt; 12. Arc slide groove; 13. Toggle rod; 14. Adjusting knob; 15. Fastening threaded hole; 16. Adjusting inner rod; 17. Torsion spring; 18. Inner sleeve column; 19. Placement block. DETAILED DESCRIPTION

[0021] The following is combined with Figures 1-4 This application is described in further detail.

[0022] The present application embodiment discloses a milling tool for automobile plastic parts. Figures 1-4 A milling tool for automobile plastic parts, comprising an inner support platform 4 for placing parts and an intermediate rotating drum 3 rotatably mounted on the outer side of the inner support platform 4; a placement block 19 for supporting the parts is fixedly mounted on the top of the inner support platform 4, a bottom plate 1 is fixedly mounted on the bottom of the inner support platform 4, an outer sleeve 2 is fixedly mounted on the top of the bottom plate 1, the intermediate rotating drum 3 is located between the outer sleeve 2 and the inner support platform 4, and four clamping assemblies for fixing the parts are fixedly mounted on the top of the inner support platform 4, and the clamping assemblies all include support columns 6, inner sleeve columns 18 are fixedly mounted on the tops of the support columns 6, rotating blocks 7 are rotatably mounted on the outer sides of the inner sleeve columns 18, and torsion springs 17 are sleeved and mounted on the outer sides of the inner sleeve columns 18, one end of the torsion spring 17 is fixedly connected to the outer side of the inner sleeve column 18, and the other end of the torsion spring 17 is fixedly connected to the inner side of the rotating block 7, and an adjusting assembly for adjusting the fixed position is fixedly mounted on one side of the rotating block 7, and the adjusting assembly is away from one end of the rotating block 7 A lower pressure head 10 is fixedly installed, and the adjusting component includes an adjusting shell 9, an adjusting inner rod 16 is movably installed inside the adjusting shell 9, and an adjusting knob 14 is threadedly connected to the top of the adjusting shell 9. One end of the adjusting shell 9 is fixedly connected to the outer side of the rotating block 7, and the end of the adjusting inner rod 16 away from the adjusting shell 9 is fixedly connected to one side of the lower pressure head 10, and an upper push rod 8 is fixedly installed on the other side of the rotating block 7; four arc blocks 5 are fixedly installed on the top of the intermediate rotating cylinder 3, and the four arc blocks 5 are respectively located at the bottom of the four upper push rods 8, and the tops of the four arc blocks 5 are all arc-shaped, and the highest point height of the arc blocks 5 is twice the height of the inner sleeve column 18; a toggle rod 13 is fixedly installed on the outside of the intermediate rotating cylinder 3, a fastening threaded hole 15 is opened on one side of the outer sleeve 2, and a fastening bolt 11 is threadedly connected to the inner part of the fastening threaded hole 15, and an arc-shaped slide groove 12 is opened inside the outer sleeve 2, and the toggle rod 13 is slidably installed inside the arc-shaped slide groove 12.

[0023] When in use, first install the base plate 1 at the required position of the milling equipment, then place the part to be processed on the top of the placement block 19, and then adjust the adjustment component according to the size of the workpiece. Just pull the lower pressure head 10 to move the adjustment inner rod 16 inside the adjustment shell 9, adjust the relative position of the adjustment inner rod 16 and the adjustment shell 9, and thus adjust the relative position of the lower pressure head 10 and the workpiece. After the adjustment is completed, the adjustment knob 14 can be turned to fix the adjustment inner rod 16 inside the adjustment shell 9. It is suitable for clamping workpieces of different sizes and the use of the lifting device The workpiece is clamped by the push rod 13, and the position of the intermediate rotating drum 3 is fixed to prevent the intermediate rotating drum 3 from rotating during processing and causing the workpiece to be released.

[0024] During this process, when the workpiece is processed, the middle rotating cylinder 3 can be rotated in the opposite direction by the toggle rod 13 to make the arc block 5 move in the opposite direction. The torsion spring 17 can cause the rotating block 7 to rotate on the outside of the inner sleeve 18 to reset, thereby releasing the workpiece. This effectively solves the problems of insufficient clamping force and long time-consuming part replacement in traditional milling tooling. Compared with high-end automation equipment, this device has lower cost investment and is suitable for a wider range of production scenarios.

[0025] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0026] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0027] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0028] The above are all preferred embodiments of this application, and the protection scope of this application is not limited thereby. Therefore, all equivalent changes made according to the structure, shape, and principle of this application shall be covered within the protection scope of this application.

Claims

1. A milling tool for automobile plastic parts, comprising an inner support platform (4) for placing the parts and an intermediate rotating drum (3) rotatably mounted on the outer side of the inner support platform (4); Four clamping assemblies for fixing accessories are fixedly installed on the top of the inner support platform (4), and the clamping assemblies each include a support column (6), an inner sleeve column (18) is fixedly installed on the top of the support column (6), a rotating block (7) is rotatably installed on the outer side of the inner sleeve column (18), an adjustment assembly for adjusting the fixed position is fixedly installed on one side of the rotating block (7), a lower pressure head (10) is fixedly installed on one end of the adjustment assembly away from the rotating block (7), and an upper push rod (8) is fixedly installed on the other side of the rotating block (7); Four arc blocks (5) are fixedly mounted on the top of the intermediate rotating drum (3), the tops of the four arc blocks (5) are all in an arc shape, the highest point height of the arc blocks (5) is twice the height of the inner sleeve column (18), and a toggle rod (13) is fixedly mounted on the outer side of the intermediate rotating drum (3).

2. The milling tooling for automotive plastic fittings according to claim 1, characterized in that: A placement block (19) for supporting accessories is fixedly installed on the top of the inner support platform (4), a base plate (1) is fixedly installed on the bottom of the inner support platform (4), an outer sleeve (2) is fixedly installed on the top of the base plate (1), the intermediate rotating cylinder (3) is located between the outer sleeve (2) and the inner support platform (4), and four arc blocks (5) are respectively located at the bottom of the four upper push rods (8).

3. The milling tooling for automotive plastic fittings according to claim 2, characterized in that: A fastening threaded hole (15) is provided on one side of the outer sleeve (2), and a fastening bolt (11) is connected to the inner thread of the fastening threaded hole (15). An arc-shaped sliding groove (12) is provided inside the outer sleeve (2), and the toggle rod (13) is slidably installed inside the arc-shaped sliding groove (12).

4. A milling tooling for automotive plastic fittings according to claim 1, characterized in that: The adjustment assembly comprises an adjustment housing (9), an adjustment inner rod (16) is movably installed inside the adjustment housing (9), an adjustment knob (14) is threadedly connected to the top of the adjustment housing (9), one end of the adjustment housing (9) is fixedly connected to the outer side of the rotating block (7), and the end of the adjustment inner rod (16) away from the adjustment housing (9) is fixedly connected to one side of the pressing head (10).

5. A milling tooling for automotive plastic fittings according to claim 1, characterized in that: A torsion spring (17) is sleeved and installed on the outer side of the inner sleeve column (18), one end of the torsion spring (17) is fixedly connected to the outer side of the inner sleeve column (18), and the other end of the torsion spring (17) is fixedly connected to the inner side of the rotating block (7).

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