Precision part machining and milling equipment

Abstract

The utility model discloses milling equipment for machining precision parts, which belongs to the technical field of milling and comprises a base, a clamping mechanism is arranged at the center of the top of the base, one end of the outer portion of a hydraulic cylinder in the clamping mechanism is connected with a turnover mechanism, and a jacking mechanism is arranged at the bottom of a clamping table in the clamping mechanism. Through the design of the turnover mechanism and the jacking mechanism, the clamping table can achieve opening and closing supporting under linkage of a first movable supporting plate and a second movable supporting plate in the jacking mechanism, and a hydraulic cylinder with the top clamping a workpiece can have space to rotate the workpiece for turnover operation; under the action of a first transmission assembly, a driving shaft, a second transmission assembly and a first motor in the turnover mechanism, synchronous rotation of opposite clamping hydraulic cylinders is achieved, any two opposite faces of a workpiece can be selected to be clamped and turned over by 180 degrees, and continuous clamping and milling operation is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to milling technology field especially is related to a precision part processing milling equipment. BACKGROUND

[0002] Milling is fixed to blank, and the blank is cut on the blank with high-speed rotating milling cutter, and the shape and characteristics required are cut out. The traditional milling is more used for milling contour and groove simple shape characteristics. Numerical control milling machine can process complex shape and characteristics. Milling and boring machining center can carry out three-axis or multi-axis milling and boring machining, and is used for processing, mould, gauge, mould, thin-walled complex curved surface, artificial prosthesis, blade and the like. When selecting numerical control milling processing content, the advantages and key role of numerical control milling machine should be given full play.

[0003] The existing milling can only be single-sided milling operation to the clamped workpiece, and after the current surface processing is finished, manual direction changing and re-clamping for milling are needed, the process is low in efficiency, and the processed workpiece is high in temperature and easy to scald the workers, therefore, a precision part processing milling equipment is needed to solve the problem. UTILITY MODEL CONTENT

[0004] The utility model discloses a precision part processing milling equipment, solve the problem mentioned in the above background art.

[0005] The utility model discloses a precision part processing milling equipment, solve the problem mentioned in the above background art.

[0006] A precision part processing milling equipment, including the base, the base top center is provided with clamping mechanism, the hydraulic cylinder outside one end of clamping mechanism is connected with turnover mechanism, and the clamping mechanism bottom of clamping mechanism is provided with the top -tight mechanism of setting;

[0007] The clamping mechanism further includes four groups of sliding grooves formed in the bottom of the clamping table, a clamping block is detachably installed on the output end of the hydraulic cylinder, and a rotary oil line quick connector is installed on the other end of the hydraulic cylinder.

[0008] The turnover mechanism includes a first transmission assembly nested and fixed on the pipeline of the rotary oil line quick connector, a drive shaft is inserted and fixed in the pulley at the bottom of the first transmission assembly, a second transmission assembly is also nested on the drive shaft, and a first motor is installed in the pulley on one side of the second transmission assembly.

[0009] The top -tight mechanism includes a sliding short shaft slidingly connected in the sliding groove, a first movable support plate is integrally connected to the bottom of the sliding short shaft, the first movable support plate has four groups, and the bottom of the first movable support plate is hinged to the support.

[0010] Further, the clamping table is four triangular plates with same structure, the triangular plates are rotationally connected with the inner wall of the base through hinge shafts, and the bottom of the clamping block is flush with the top of the triangular plate.

[0011] Further, the opposite group of hydraulic cylinders is mounted on a group of driving shafts at the bottom through the first transmission assembly, the driving shafts are two groups, and are connected with the output shaft of the first motor through the second transmission assembly.

[0012] Further, the second motor is fixed at the inner bottom of the support, a screw rod is fixedly sleeved on the output shaft of the second motor, a top cover is threadedly connected to the top of the screw rod, and a second movable support plate is hinged to the peripheral wall of the top cover.

[0013] Further, the bottom of the second movable support plate is hinged to the outer wall of the first movable support plate.

[0014] Further, the base is further provided with a milling frame, and a milling mechanism is movably installed in the milling frame.

[0015] The beneficial technical effects of the utility model are as follows:

[0016] Through the design of the turnover mechanism and the clamping mechanism, the clamping table can be opened and closed under the linkage of the first movable support plate and the second movable support plate in the clamping mechanism, the hydraulic cylinder clamping the workpiece at the top can have space to rotate the workpiece for turnover operation, the hydraulic cylinder is driven by the first transmission assembly, the driving shaft, the second transmission assembly and the first motor in the turnover mechanism to realize synchronous rotation of the opposite clamping hydraulic cylinder, and the workpiece can be clamped and turned over by 180 degrees at any two opposite positions, so that continuous clamping and milling operations are realized. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a preferred embodiment of the structure schematic view of the precision part machining and milling equipment according to the utility model;

[0018] Figure 2 It is a preferred embodiment of the structure schematic view of the precision part machining and milling equipment according to the utility model;

[0019] Figure 3 It is a preferred embodiment of the structure schematic view of the precision part machining and milling equipment according to the utility model;

[0020] Figure 4 It is a preferred embodiment of the structure schematic view of the precision part machining and milling equipment according to the utility model;

[0021] The reference signs are explained as follows:

[0022] 1. Machine base; 2. Milling frame; 3. Milling mechanism; 4. Clamping mechanism; 401. Clamping table; 402. Clamping block; 403. Hydraulic cylinder; 404. Rotary oil circuit quick connector; 405. Slide groove; 5. Tilting mechanism; 501. Drive shaft; 502. First transmission assembly; 503. First motor; 504. Second transmission assembly; 6. Tightening mechanism; 601. Bracket; 602. Second motor; 603. First movable support plate; 604. Second movable support plate; 605. Lead screw; 606. Top cover; 607. Sliding short shaft. Detailed Implementation

[0023] To enable those skilled in the art to understand the technical solution of this utility model more clearly, the present utility model will be further described in detail below with reference to the embodiments and accompanying drawings, but the implementation of this utility model is not limited thereto.

[0024] like Figures 1-4 As shown, this embodiment provides a precision parts milling machine, including a base 1. A clamping mechanism 4 is provided at the center of the top of the base 1. A tilting mechanism 5 is connected to one end of a hydraulic cylinder 403 in the clamping mechanism 4. A clamping mechanism 6 is provided at the bottom of the clamping table 401 in the clamping mechanism 4. The clamping mechanism 4 also includes four sets of sliding grooves 405 formed on the bottom of the clamping table 401. A clamping block 402 is detachably installed on the output end of the hydraulic cylinder 403. A rotary hydraulic quick connector 404 is fitted on the other end of the hydraulic cylinder 403. The tilting mechanism 5 includes a nested... The first transmission assembly 502 is fixed on the pipeline in the rotary oil quick connector 404. A drive shaft 501 is inserted and fixed in the bottom pulley of the first transmission assembly 502. A second transmission assembly 504 is also nested on the drive shaft 501. A first motor 503 is installed in the pulley on one side of the second transmission assembly 504. The clamping mechanism 6 includes a sliding short shaft 607 that is slidably connected in the slide groove 405. A first movable support plate 603 is integrally connected to the bottom of the sliding short shaft 607. There are four sets of first movable support plates 603, and the bottom of each set is hinged to the bracket 601.

[0025] In the above embodiment, the outer wall of the clamping block 402 is provided with anti-slip texture, which can adapt to the clamping and fixing of workpieces with different outer wall structures. The rotary oil circuit quick connector 404 is a quick-connect component of the hydraulic mechanism, which can realize sealed rotary oil supply and keep the hydraulic cylinder 403 working continuously. Each group of hydraulic cylinders 403 is independently controlled, but the opposing hydraulic cylinders 403 are set as a group that flips synchronously. When it is necessary to flip the workpiece, the other group of opposing hydraulic cylinders 403 retracts the clamping block 402, and the clamping hydraulic cylinder 403 is rotated synchronously by the flipping mechanism 5 to keep the workpiece able to flip smoothly.

[0026] The clamping table 401 is four identical triangular plates, which are connected to the inner wall of the base 1 through a hinge shaft, the bottom of the clamping block 402 is in contact with the top of the triangular plate, the clamping table 401 is a metal plate, which is stably supported by the bottom tightening mechanism 6, and the space opened after the clamping table 401 is folded towards each other can accommodate most of the workpiece rotation.

[0027] The opposite set of hydraulic cylinders 403 is installed on the bottom of the driving shaft 501 through the first transmission assembly 502, the driving shaft 501 has two sets, and is connected to the output shaft of the first motor 503 through the second transmission assembly 504.

[0028] The second motor 602 is fixed on the inner bottom of the support 601, the output shaft of the second motor 602 is nested with the screw rod 605, the top of the screw rod 605 is connected with the top cover 606, and the outer wall of the top cover 606 is hinged with the second movable support plate 604.

[0029] The bottom of the second movable support plate 604 is hinged with the outer wall of the first movable support plate 603, the second movable support plate 604 is pressed downward by the downwardly moved top cover 606, the bottom is expanded outward, the first movable support plate 603 is extruded outward, the support on the top center of the clamping table 401 is lost, and the clamping table 401 is opened downward.

[0030] The base 1 is further provided with a milling frame 2, and the milling mechanism 3 is movably installed in the milling frame 2.

[0031] The working principle of the device: when the device is used, the external power supply and the external control device are connected, the milling mechanism 3 is driven by the moving mechanism of the milling frame 2 to mill the workpiece at the bottom.

[0032] Specific is, workpiece is placed on the clamping table 401, hydraulic cylinder 403 pushes out the clamping block 402 clamps workpiece, milling frame 2 moves milling mechanism 3 to workpiece processing position starts milling operation, after current front processing ends, wherein both sides hydraulic cylinder 403 contracts clamping block 402, second motor 602 drives screw 605 reverse rotation, top cover 606 slides along screw 605, four groups of second movable support plates 604 that hinge on the periphery of top cover 606 begin to expand outward, simultaneously push first movable support plate 603 along the hinge seat on the top of support 601 outward expansion, the sliding short shaft 607 on the top slides in the sliding groove 405 in the bottom of clamping table 401, and four pieces of clamping table 401 that are originally supported are turned down along the hinge shaft on the one side of the inner wall of frame, and the bottom of workpiece appears hollow interval, at this moment, still in the clamping of a pair of clamping block 402 clamps workpiece, first motor 503 drives drive shaft 501 through second transmission assembly 504 rotation, drive shaft 501 drives both sides first transmission assembly 502 rotation, and then drives the hydraulic cylinder 403 on the top to turn over 180 °, and the bottom of workpiece is upward, and first movable support plate 603 and second movable support plate 604 reset, and four pieces of clamping table 401 are spliced together, and the bottom keeps tightly, i.e. can continue milling processing, and the efficiency of clamping is greatly improved.

[0033] The above, only for the further embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled in the technical field of technology in the range disclosed by the utility model, according to the technical scheme and the conception of the utility model are equivalent to replace or change, all belong to the protection scope of the utility model.

Claims

1. A precision parts milling machine, comprising a machine base (1), characterized in that: A clamping mechanism (4) is provided at the top center of the base (1). A flipping mechanism (5) is connected to one end of the hydraulic cylinder (403) in the clamping mechanism (4). A clamping mechanism (6) is provided at the bottom of the clamping table (401) in the clamping mechanism (4). The clamping mechanism (4) also includes four sets of sliding grooves (405) formed on the bottom of the clamping table (401), a clamping block (402) is detachably installed on the output end of the hydraulic cylinder (403), and a rotary oil quick connector (404) is fitted on the other end of the hydraulic cylinder (403). The flipping mechanism (5) includes a first transmission assembly (502) nested and fixed on the pipe in the rotary oil quick connector (404). A drive shaft (501) is inserted and fixed in the bottom pulley of the first transmission assembly (502). A second transmission assembly (504) is also nested on the drive shaft (501). A first motor (503) is installed in the pulley on one side of the second transmission assembly (504). The clamping mechanism (6) includes a sliding short shaft (607) slidably connected in the slide groove (405). The bottom of the sliding short shaft (607) is integrally connected to a first movable support plate (603). There are four sets of the first movable support plates (603), and the bottom of each set is hinged to the bracket (601).

2. The precision parts milling equipment according to claim 1, characterized in that: The clamping table (401) consists of four triangular plates with the same structure. The triangular plates are rotatably connected to the inner wall of the machine base (1) via hinge shafts. The bottom of the clamping block (402) is flush with the top of the triangular plate.

3. The precision parts milling equipment according to claim 2, characterized in that: A set of hydraulic cylinders (403) are mounted on a set of drive shafts (501) at the bottom via the first transmission assembly (502). There are two sets of drive shafts (501), which are respectively connected to the output shaft of the first motor (503) via the second transmission assembly (504).

4. The precision parts milling equipment according to claim 3, characterized in that: A second motor (602) is fixed to the bottom inner side of the bracket (601). A lead screw (605) is nested and fixed on the output shaft of the second motor (602). A top cover (606) is threaded to the top of the lead screw (605). A second movable support plate (604) is hinged to the outer wall of the top cover (606).

5. A precision parts milling machine according to claim 4, characterized in that: The bottom of the second movable support plate (604) is hinged to the outer wall of the first movable support plate (603).

6. A precision parts milling machine according to claim 5, characterized in that: The top of the base (1) is also provided with a milling frame (2), and a milling mechanism (3) is movably installed inside the milling frame (2).

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