Multi-station precision machining tool for assembly connecting piece

Abstract

The utility model relates to the field of machining equipment, in particular to an assembly connecting piece multi-station precision machining tool which comprises a base, a rotary workbench and a multi-station machining mechanism, the rotary workbench is rotationally installed on the base, a plurality of fixing holes are formed in the rotary workbench, the fixing holes are used for installing clamps, and the multi-station machining mechanism is arranged on the base. The multiple multi-station machining mechanisms are arranged on the outer side of the rotary workbench in a surrounding mode, each multi-station machining mechanism comprises a lifting frame, an adjusting frame, an adjusting arm and a tool frame, the multi-station design allows a plurality of assembly connecting pieces to be machined at the same time, or different machining tools are rapidly switched to conduct machining of different steps on workpieces, the machining period is remarkably shortened, and the machining efficiency is improved. The multi-station machining mechanism has independent lifting, horizontal adjusting and angle adjusting functions, accurate positioning in the machining process is ensured, the higher machining freedom degree and flexibility are provided through the multi-section design of an adjusting arm, and the high-precision machining requirement of assembly connecting pieces in complex shapes is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of machining equipment, concretely to a multi-station precision machining tool for assembling connecting piece. BACKGROUND

[0002] In modern manufacturing industry, the assembling connecting piece is an indispensable part in mechanical structure, and its machining quality and efficiency directly affect the performance and production cost of the whole product. With the continuous improvement of market requirements for product precision and production efficiency, the traditional single-station machining mode has been difficult to meet the large-scale and high-efficiency production demand.

[0003] At present, most of the machining tools existing in the market adopt fixed or single-station design, and this design mode has many drawbacks. First, the fixed machining tool lacks flexibility and is difficult to adapt to the machining requirements of assembling connecting pieces of different specifications and shapes. Second, the single-station machining mode is low in efficiency and cannot meet the demand of large-scale production. In addition, the traditional machining tool often needs frequent manual intervention in the machining process, which not only increases the labor intensity, but also easily introduces human error, affecting the machining precision. SUMMARY

[0004] (I) Technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a multi-station precision machining tool for assembling connecting piece.

[0006] (II) Technical scheme

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a multi-station precision machining tool for assembling connecting piece, comprising a base, a rotating workbench and a multi-station machining mechanism, the rotating workbench is rotatably installed on the base, a plurality of fixing holes are arranged on the rotating workbench, the fixing holes are used for installing clamps, a plurality of multi-station machining mechanisms are arranged on the outer side of the rotating workbench, the multi-station machining mechanism comprises a lifting frame, an adjusting frame, an adjusting arm and a tool holder, a lifting groove is arranged on the lifting frame, a lead screw one is rotatably installed in the lifting groove, a motor one is fixedly installed at the top end of the lifting frame, the output end of the motor one is connected with the lead screw one, the adjusting frame is sleeved on the lead screw one through a sliding block, an adjusting groove is arranged on the inner side of the adjusting frame, a lead screw two is rotatably installed in the adjusting groove, an opening is arranged at the front end of the adjusting groove, a motor two is fixedly installed at the rear end of the adjusting groove, the output end of the motor two is connected with the lead screw two, the adjusting arm is sleeved on the lead screw two, and the adjusting arm is slidingly installed in the adjusting groove, the tool holder is installed on the adjusting arm, a plurality of mounting holes are arranged on the tool holder, and the tool holder is used for installing machining tools.

[0008] Preferably, the adjusting arm comprises arm one, arm two and arm three, the arm one is sleeved on the lead screw two, the front end of the arm one is fixedly provided with a motor three, the arm two is rotationally installed at the front end of the arm one, and the output end of the motor three is connected with the arm two, the front end of the arm two is fixedly provided with an adjusting motor, the arm three is rotationally installed at the front end of the arm two, and the output end of the adjusting motor is connected with the arm three, and the tool holder is installed at the front end of the arm three.

[0009] Further preferably, the front end of the arm three is provided with a motor slot, a motor four is fixedly installed in the motor slot, and the output end of the motor four penetrates through the arm three and is connected with the tool holder.

[0010] Again preferably, the drive device comprises a driving motor and a driving gear, the side of the rotating workbench is surrounded by a plurality of transmission racks, the driving gear is installed on the output end of the driving motor, the driving motor is fixedly installed on the base, and the driving gear is engaged with the transmission rack on the rotating workbench.

[0011] Preferably, the locking structure comprises a cylinder and a support, the cylinder and the support are both installed on the base, the support is located below the rotating workbench, the top end of the support is provided with a support plate, the support plate is attached to the rotating workbench, the output end of the cylinder is installed with a clamping plate, and the clamping plate is vertically above the rotating workbench.

[0012] Further preferably, the inner side of the clamping plate is provided with a plurality of anti-skid lines.

[0013] Again preferably, the support plate is provided with a sliding groove, and the bottom of the rotating workbench is provided with a sliding strip, and the sliding strip is matched with the sliding groove.

[0014] (Three) beneficial effects

[0015] Compared with the prior art, the utility model provides a kind of assembly connecting piece multi-station precision machining tooling, with following beneficial effects:

[0016] Improve processing efficiency:

[0017] Multi-station design allows simultaneous processing of multiple assembly connecting pieces, or quickly switching different processing tools to process workpieces in different steps, significantly shortening the processing cycle.

[0018] Rotating workbench makes workpiece switching rapid, reduces non-processing time.

[0019] Enhance processing accuracy:

[0020] Multi-station machining mechanism has independent lifting, horizontal adjustment and angle adjustment functions, ensuring accurate positioning during processing.

[0021] The multi-section design of the adjusting arm (arm one, arm two, arm three) and the introduction of motor four provide higher processing freedom and flexibility, meeting the high-precision processing needs of complex shape assembly connectors.

[0022] Improve processing flexibility:

[0023] The tool holder is provided with a plurality of mounting holes, which can easily replace different types of processing tools to adapt to various processing tasks.

[0024] The driving device enables the rotary workbench to rotate smoothly and accurately, further increasing the flexibility and convenience of processing.

[0025] Ensure processing stability:

[0026] The locking structure locks the rotary workbench through the cylinder and the support, preventing movement and shaking during processing.

[0027] The clamping plate is designed with anti-skid lines to enhance the locking effect; the support plate is provided with a sliding groove that cooperates with the sliding bar at the bottom of the workbench to ensure accurate positioning and stability after locking.

[0028] Optimize the overall structure:

[0029] The base serves as the supporting foundation of the entire tooling, ensuring the stability and durability of the overall structure.

[0030] The rotary workbench is provided with a fixing hole, which facilitates the installation of clamps to fix workpieces, improving the convenience and efficiency of processing.

[0031] Improve the automation level:

[0032] Through the coordinated work of motor one, motor two, motor three, adjusting motor and motor four, the automation control of the processing process is realized, reducing manual intervention and errors.

[0033] The automatic design of the driving device and the locking structure further improves the automation level and production efficiency of the processing process.

[0034] In summary, the utility model realizes the significant improvement of processing efficiency, precision, flexibility, stability and automation level through its unique design and technical scheme, providing strong technical support and guarantee for large-scale, high-precision production of assembly connectors. BRIEF DESCRIPTION OF DRAWINGS

[0035] Fig. 1 It is the overall top view structure schematic diagram of the utility model;

[0036] Fig. 2 It is the front view structure schematic diagram of the rotary workbench of the utility model;

[0037] Fig. 3 Figure is the structure diagram of the multi-station machining mechanism of the utility model;

[0038] In the figure: 1, base; 2, rotary workbench; 3, multi-station machining mechanism; 4, lifting frame; 5, adjusting frame; 6, arm one; 7, arm two; 8, arm three; 9, tool holder; 10, lead screw one; 11, lead screw two; 12, motor one; 13, motor two; 14, motor three; 15, adjusting motor; 16, motor slot; 17, motor four; 18, mounting hole; 19, driving motor; 20, driving gear; 21, support; 22, support plate; 23, slide bar; 24, air cylinder; 25, clamping plate; 26, fixing hole; 27, rack. DETAILED DESCRIPTION

[0039] 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 protection scope of the utility model.

[0040] Please refer to Figs. 1-3 The utility model discloses a kind of multi-station precision machining tool of assembly connecting piece, including base 1, rotary workbench 2 and multi-station machining mechanism 3, rotary workbench 2 is installed on base 1 rotationally, rotary workbench 2 is equipped with several fixed holes 26, the fixed hole 26 is used to install fixture, the multi-station machining mechanism 3 is equipped with several around the outside of rotary workbench 2, the multi-station machining mechanism 3 includes lifting frame 4, adjusting frame 5, adjusting arm and tool holder 9, lifting frame 4 is equipped with lifting groove, lead screw one 10 is rotationally installed in the lifting groove, the top of lifting frame 4 is fixedly installed with motor one 12, the output end of motor one 12 is connected with lead screw one 10, adjusting frame 5 is set on lead screw one 10 by sliding block cover, the inner side of adjusting frame 5 is equipped with adjusting groove, lead screw two 11 is rotationally installed in the adjusting groove, the front end of adjusting groove is equipped with opening, the rear end of adjusting groove is fixedly installed with motor two 13, the output end of motor two 13 is connected with lead screw two 11, adjusting arm is covered on lead screw two 11, and adjusting arm is slidingly installed in adjusting groove, tool holder 9 is installed on adjusting arm, tool holder 9 is equipped with several mounting holes 18, tool holder 9 is used to install processing tool.

[0041] The core of the assembly connector multi-station precision machining tool is the cooperation of the base 1, the rotating workbench 2 and the multi-station machining mechanism 3. The rotating workbench 2 is installed on the base 1 and can rotate freely, facilitating quick switching between different stations for machining pieces. The rotating workbench 2 is provided with a fixing hole 26 for installing a clamp to fix a workpiece. The clamp can be any one of a pneumatic clamp, a mechanical clamp or a magnetic clamp. The multi-station machining mechanism 3 is arranged around the rotating workbench 2, and each machining mechanism has independent lifting, horizontal adjustment and angle adjustment functions to adapt to different machining requirements.

[0042] Working principle of the multi-station machining mechanism 3:

[0043] Lifting frame 4: The lifting frame 4 is driven to rotate by the motor 1 12 through the screw 1 10, realizing the vertical lifting of the adjusting frame 5.

[0044] Adjusting frame 5: The adjusting frame 5 is connected with the screw 1 10 through a sliding block and is internally provided with an adjusting groove for horizontal adjustment. The motor 2 13 drives the screw 2 11 to rotate, enabling the adjusting arm to move in the horizontal direction.

[0045] Adjusting arm: The adjusting arm is composed of arm 1 6, arm 2 7 and arm 3 8. The angle between arm 2 7 and arm 1 6 and the angle between arm 3 8 and arm 2 7 are adjusted by the motor 3 14 and the adjusting motor 15, increasing the flexibility and precision of machining.

[0046] Tool holder 9: The tool holder 9 is installed at the front end of the adjusting arm and is provided with a plurality of mounting holes 18 for installing different types of machining tools. In particular, the motor 4 17 is installed at the front end of arm 3 8 and can directly drive the tool holder 9 to rotate, further increasing the degree of freedom of machining.

[0047] Working principle of each preferred technical solution

[0048] Design of the adjusting arm:

[0049] Arm 1 6, arm 2 7 and arm 3 8: The adjusting arm is composed of three parts. The rotation of arm 2 7 and arm 3 8 is controlled by the motor 3 14 and the adjusting motor 15 respectively, realizing multi-dimensional adjustment.

[0050] Motor 4 17: The motor 4 17 is installed at the front end of arm 3 8 and is used to drive the tool holder 9 to rotate, realizing the rotary machining of the tool.

[0051] Design of the driving device:

[0052] Driving motor 19 and driving gear 20: The driving motor 19 is engaged with the transmission rack 27 on the side of the rotating workbench 2 through the driving gear 20, realizing the accurate rotation of the rotating workbench 2.

[0053] Transmission rack 27: A plurality of transmission racks 27 are arranged around the side of the rotating workbench 2 and are used to engage with the driving gear 20, realizing the smooth rotation of the rotating workbench 2.

[0054] Design of locking structure:

[0055] Cylinder 24 and clamping plate 25: Cylinder 24 fixes rotating workbench 2 through clamping plate 25, preventing the movement of rotating workbench 2 during processing.

[0056] Anti-slip pattern: The inside of clamping plate 25 is provided with an anti-slip pattern to increase friction and prevent the assembly connector from sliding during processing.

[0057] Slide and slide bar 23: The slide bar 23 at the bottom of rotating workbench 2 is matched with the slide on support plate 22, ensuring the stability of rotating workbench 2 during rotation.

[0058] Work flow

[0059] Preparation stage:

[0060] Place the assembly connector to be processed on rotating workbench 2 and fix it with the clamp.

[0061] According to the processing requirements, match the numerical controller to set the processing parameters for each electrical element.

[0062] Positioning and locking:

[0063] Use cylinder 24 to drive clamping plate 25 to fix rotating workbench 2 in the desired position.

[0064] The control system of the matched numerical controller starts the locking structure to ensure that rotating workbench 2 does not move during processing.

[0065] Processing stage:

[0066] Use numerical controller to control motor one 12 to drive adjusting frame 5 to move vertically, motor two 13 to drive adjusting arm to move horizontally, motor three 14 and adjusting motor 15 to drive arm two 7 and arm three 8 to rotate, realizing multi-dimensional adjustment.

[0067] Rotate tool holder 9 by motor four 17 to realize rotary processing of the cutter.

[0068] Rotate rotating workbench 2 by driving motor 19 to realize multi-station processing.

[0069] The multi-station precision machining tool realizes efficient and accurate machining process through the combination of the rotary workbench 2 and the multi-station machining mechanism 3. The implementation of each preferred technical scheme not only improves the machining efficiency, but also significantly enhances the flexibility and stability of machining. In particular, the multi-section design of the adjusting arm and the introduction of the motor four 17 make the machining process more flexible and variable, and can meet the high-precision machining requirements of complex shape assembly connectors. At the same time, the addition of the driving device and the locking structure ensures the stability and safety of the machining process, and improves the overall machining quality.

[0070] Although the embodiments of the utility model have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An assembly connector multi-station precision machining tooling, characterized in that, The utility model relates to a multi-station machining mechanism, including base (1), rotating workbench (2) and multi-station machining mechanism (3), rotating workbench (2) is installed on base (1) rotationally, rotating workbench (2) is equipped with a plurality of fixed holes (26) on, the fixed hole (26) is used for installing fixture, the multi-station machining mechanism (3) is equipped with a plurality of around rotating workbench (2) outside, the multi-station machining mechanism (3) includes riser (4), adjusting frame (5), adjusting arm and tool holder (9), the riser (4) is equipped with lifting groove, the lifting groove is rotationally installed with screw rod no.

2. The multi-station precision machining tooling for assembling connectors of claim 1, wherein, The adjusting arm includes arm no. (6), arm no. (7) and arm no. (8), the arm no. (6) is sleeved on screw rod no. (11), the front end of arm no. (6) is fixedly installed with motor no. (14), the front end of arm no. (6) is rotationally installed with arm no. (7), and the output end of motor no. (14) is connected with arm no. (7), the front end of arm no. (7) is fixedly installed with adjusting motor (15), arm no. (8) is rotationally installed at the front end of arm no. (7), and the output end of adjusting motor (15) is connected with arm no. (8), and the tool holder (9) is installed at the front end of arm no. (8).

3. The multi-station precision machining tooling for assembling connectors of claim 2, wherein, The front end of arm no. (8) is equipped with motor groove (16), motor groove (16) is fixedly installed with motor no. (17) in, and the output end of motor no. (17) is connected with tool holder (9) through arm no. (8).

4. The multi-station precision machining tooling for assembling connectors of claim 3, wherein, Further including drive device, the drive device includes drive motor (19) and drive gear (20), and the side of rotating workbench (2) is equipped with a plurality of transmission rack (27) around, drive gear (20) is installed at the output end of drive motor (19), drive motor (19) is fixedly installed on base (1), and drive gear (20) is engaged with transmission rack (27) on rotating workbench (2).

5. The multi-station precision machining tooling for assembling connectors of claim 4, wherein, It also comprises locking structure, the locking structure includes cylinder (24) and support (21), the cylinder (24) and support (21) are all installed on base (1), and the support (21) is located below rotary workbench (2), the top of the support (21) is equipped with support plate (22), the support plate (22) is attached with rotary workbench (2), the output end of the cylinder (24) is installed with clamping plate (25), and the clamping plate (25) is perpendicular above rotary workbench (2).

6. The multi-station precision machining tooling for assembling connectors of claim 5, wherein, The inner side of the clamping plate (25) is provided with several anti-skid lines.

7. The multi-station precision machining tooling for assembling connectors of claim 6, wherein, The support plate (22) is provided with a sliding groove, and the bottom of the rotary workbench (2) is provided with a sliding bar (23) matched with the sliding groove.

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