Vertical milling machine for machining mechanical spare parts

Abstract

The utility model discloses a vertical milling machine for machining mechanical spare parts, relates to the technical field of milling machines, and aims to solve the technical problems that the current gear fixing operation is relatively tedious, the time is consumed for dismounting after machining, the working intensity of workers is increased, and the gear milling machining efficiency is influenced. Comprising a waste box and a machining mechanism, a fixing mechanism and a driving mechanism which are arranged on the waste box, a first mounting frame and a second mounting frame are arranged at the upper end of the waste box, the fixing mechanism comprises a first rotating shaft and a second rotating shaft which are rotatably mounted at the lower end of the first mounting frame, and rectangular rods are mounted at the lower ends of the first rotating shaft and the second rotating shaft; a mounting groove is formed in the outer surface of the rectangular rod, a first rotating rod is rotatably mounted in the mounting groove, and a clamping plate is rotatably connected to the tail end of the first rotating rod. The gear fixing device has the advantages that the gear fixing operation is simple and quick, the gear can be conveniently disassembled, and the gear milling efficiency can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to milling machine technical field more specifically, relate to a kind of vertical milling machine for mechanical spare parts processing. BACKGROUND

[0002] Vertical milling machine is a metalworking machine tool. Its spindle is perpendicular to the worktable, and the workpiece is cut by the feeding movement of the worktable and the high-speed rotation of the milling cutter. It is mainly used for machining planes, grooves, contours and holes, etc. The structure includes bed, column, spindle box, worktable and other parts, and is suitable for single-piece small-batch production of various parts.

[0003] In the processing of mechanical spare parts, a milling machine is needed. Currently, when the milling machine mills the gear teeth of the mechanical spare part, the gear shaft needs to be adjusted and fixed with bolts. The fixing operation is relatively cumbersome, and the disassembly after processing also consumes a lot of time, increasing the work intensity of the workers and affecting the efficiency of gear tooth milling. In view of this, we propose a vertical milling machine for mechanical spare parts processing. SUMMARY

[0004] The utility model aims at overcoming the shortcomings of the prior art, adapting to the actual needs, and providing a vertical milling machine for mechanical spare parts processing to solve the technical problem that the current gear fixing operation is relatively cumbersome, the disassembly after processing also consumes a lot of time, increases the work intensity of the workers, and affects the efficiency of gear tooth milling.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a vertical milling machine for mechanical spare parts processing, comprising a waste box and a processing mechanism, a fixing mechanism and a driving mechanism arranged on the waste box, a first mounting bracket and a second mounting bracket are arranged on the upper end of the waste box, the fixing mechanism comprises a first rotating shaft and a second rotating shaft rotatably installed at the lower end of the first mounting bracket, rectangular rods are installed at the lower ends of the first rotating shaft and the second rotating shaft, installation grooves are formed on the outer surfaces of the rectangular rods, first rotating rods are rotatably installed in the installation grooves, clamping plates are rotatably connected to the ends of the first rotating rods, lifting blocks are sleeved outside the rectangular rods, second rotating rods are rotatably installed at the lower ends of the lifting blocks, the ends of the second rotating rods are rotatably connected to the clamping plates, and fixed plates are arrayed installed at the side ends of the lifting blocks.

[0006] Preferably, the processing mechanism comprises a lead screw installed on the second mounting bracket, a first motor is arranged at the upper end of the second mounting bracket to drive the lead screw, a first mounting plate is arranged at the front end of the sliding block of the lead screw, a processing shaft is rotatably installed at the front end of the first mounting plate, a milling cutter is arranged on the processing shaft, a second motor is arranged at the rear end of the first mounting plate, and the output shaft of the second motor is connected to the shaft center of the processing shaft.

[0007] Preferably, four clamping plates are arranged, the clamping plates are arranged in a circular arc, and the four clamping plates form a circular tubular structure when combined.

[0008] Preferably, a fixing rod is arranged at the upper end of the fixing plate, the fixing rod is connected to the outer surface of the lifting block at the tail end, the fixing plate is arranged above the support portion, the fixing plate is composed of two arc-shaped plates, and a connecting plate is arranged between the two arc-shaped plates.

[0009] Preferably, a mounting disc is arranged on each of the first rotating shaft and the second rotating shaft, a hydraulic device is arranged at the lower end of the mounting disc, and the hydraulic rod tail of the hydraulic device is connected to the lifting block.

[0010] Preferably, the driving mechanism comprises a belt pulley symmetrically arranged at the upper end of the first mounting frame, the two belt pulleys are respectively connected to the shaft centers of the first rotating shaft and the second rotating shaft, a transmission belt is arranged between the two belt pulleys, a second mounting plate is arranged at the upper end of the first mounting frame, a third motor is arranged at the upper end of the second mounting plate, and the main shaft of the third motor is connected to the shaft center of the belt pulley arranged on the left side.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、The utility model discloses a gear fixing and dismounting device, which comprises a first rotating shaft, a second rotating shaft, a lifting block, a hydraulic device, a fixing plate, a first mounting frame and a driving mechanism.

[0013] 2、The utility model discloses a gear fixing and dismounting device, which comprises a first rotating shaft, a second rotating shaft, a lifting block, a hydraulic device, a fixing plate, a first mounting frame and a driving mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view structure schematic diagram of the utility model;

[0015] Figure 2 It is a rear view structure schematic diagram of the utility model;

[0016] Figure 3 It is a partial front view structural schematic diagram of the utility model;

[0017] Figure 4 It is a fixed mechanism structural schematic diagram of the utility model;

[0018] Figure 5 It is a partial fixed mechanism structural schematic diagram of the utility model;

[0019] Figure 6 It is a kind of use state schematic diagram of the utility model.

[0020] Mark explanation in drawing:101, scrap box;102, first mounting bracket;103, second mounting bracket;200, processing mechanism;201, screw;202, first motor;203, first mounting plate;204, second motor;205, processing shaft;206, milling cutter;300, fixed mechanism;301, first rotating shaft;302, second rotating shaft;303, mounting disc;304, rectangular rod;305, first rotating rod;306, clamping plate;307, support part;308, lifting block;309, second rotating rod;310, hydraulic equipment;311, fixed rod;312, fixed plate;400, driving mechanism;401, belt pulley;402, second mounting plate;403, third motor. DETAILED DESCRIPTION

[0021] As Figures 1 to 6 shown, the utility model relates to a kind of vertical milling machine for mechanical spare parts processing, including scrap box 101 and the processing mechanism 200, fixed mechanism 300 and driving mechanism 400 being arranged on scrap box 101, first mounting bracket 102 and second mounting bracket 103 are arranged on the upper end of scrap box 101, fixed mechanism 300 includes the first rotating shaft 301 and second rotating shaft 302 being rotatably installed at the lower end of first mounting bracket 102, the lower end of first rotating shaft 301 and second rotating shaft 302 is equipped with rectangular rod 304, rectangular rod 304 outer surface is equipped with installation groove, first rotating rod 305 is rotatably installed in installation groove, the end of first rotating rod 305 is rotatably connected with clamping plate 306, rectangular rod 304 is equipped with lifting block 308 outside, the lower end of lifting block 308 is rotatably installed with second rotating rod 309, the end of second rotating rod 309 is rotatably connected with clamping plate 306, the side end of lifting block 308 is installed with fixed plate 312. The utility model sets outwardly open clamping plate 306 to gear is fixed, so that gear fixed operation is simple and fast, and can be conveniently disassembled, can effectively improve the efficiency of gear milling processing.

[0022] Specifically, the machining mechanism 200 comprises a lead screw 201 mounted on the second mounting frame 103, the upper end of the second mounting frame 103 is provided with a first motor 202 for driving the lead screw 201, the front end of the sliding block of the lead screw 201 is provided with a first mounting plate 203, the front end of the first mounting plate 203 is rotatably mounted with a machining shaft 205, the machining shaft 205 is provided with a milling cutter 206, the rear end of the first mounting plate 203 is provided with a second motor 204, the output shaft of the second motor 204 is connected with the shaft center of the machining shaft 205. During machining, the first motor 202 is started to drive the lead screw 201 to rotate, and then the first mounting plate 203 mounted on the sliding block of the lead screw 201 can move in the vertical direction to adjust the height position of the milling cutter 206, and the second motor 204 can work to make the milling cutter 206 rotate at high speed, and the milling cutter 206 can be used for gear milling.

[0023] Further, the clamping plates 306 are provided in four, the clamping plates 306 are arranged in arc shape, the four clamping plates 306 combine to form a circular tubular structure, and the outer surfaces of the clamping plates 306 are provided with arc-shaped support portions 307 at lower positions. The four clamping plates 306 arranged in arc shape are used to fix the gear, when the lifting block 308 is pushed downward or upward by the hydraulic device 310, the clamping plates 306 can expand outward or shrink inward, so that the gear can be quickly fixed and disassembled, and the gear fixing operation is simple, fast and convenient to disassemble.

[0024] It is worth mentioning that the upper end of the fixed plate 312 is provided with a fixed rod 311, the distal end of the fixed rod 311 is connected with the outer surface of the lifting block 308, the fixed plate 312 is located above the support portion 307, the fixed plate 312 is composed of two arc-shaped plates, and a connecting plate is arranged between the two arc-shaped plates. While the clamping plates 306 clamp and fix the gear, the fixed plate 312 can be lowered to press on the upper end of the gear, the fixed plate 312 composed of the two arc-shaped plates can fix two positions of the upper end of the gear, the shape of the arc-shaped plate can closely fit the contour of the upper end of the gear, increase the contact area, and make the pressure distribution more uniform, effectively avoid damage to the gear caused by excessive local pressure, and also enhance the stability of the fixing, preventing the gear from rotating during gear milling.

[0025] It is worth mentioning that the first rotating shaft 301 and the second rotating shaft 302 are both provided with mounting discs 303, the lower ends of the mounting discs 303 are provided with hydraulic devices 310, and the distal ends of the hydraulic rods of the hydraulic devices 310 are connected with the lifting block 308. The lifting block 308 can be raised or lowered by the work of the hydraulic device 310, so that the clamping work of the gear can be completed.

[0026] It is worth noting that the drive mechanism 400 includes a belt pulley 401 symmetrically rotatably mounted on the upper end of the first mounting frame 102, the two belt pulleys 401 are connected with the shafts of the first rotating shaft 301 and the second rotating shaft 302 respectively, a transmission belt is arranged between the two belt pulleys 401, the upper end of the first mounting frame 102 is provided with a second mounting plate 402, the upper end of the second mounting plate 402 is provided with a third motor 403, the main shaft of the third motor 403 is connected with the shaft of the left belt pulley 401. After the completion of the first tooth milling, the left belt pulley 401 is rotated by the operation of the third motor 403, and the right belt pulley 401 can be driven to rotate under the action of the transmission belt, so that the first rotating shaft 301 and the second rotating shaft 302 can be rotated, the rotating angle of the clamped gear can be changed, and the gear can be milled by the milling cutter 206.

[0027] Working principle: the embodiment provides a vertical milling machine for machining mechanical spare parts, in use, first, the gear without tooth milling is sleeved outside the four clamping plates 306, the clamping plates 306 are located in the shaft holes of the gear, the lifting block 308 is pushed to move downward by the operation of the hydraulic equipment 310, the second rotating rod 309 is rotated to push the clamping plates 306 outward, the clamping plates 306 are supported by the first rotating rod 305, the four clamping plates 306 are expanded outward to tightly clamp the gear, the supporting portion 307 can provide stable support for the lower end of the gear, and the fixed plate 312 can be pressed on the upper end of the gear, so that the gear is prevented from rotating during tooth milling, the first motor 202 is started, the lead screw 201 is rotated, and then the first mounting plate 203 mounted on the sliding block of the lead screw 201 can move in the vertical direction, the height position of the milling cutter 206 is adjusted, the second motor 204 is operated to rotate the milling cutter 206 at high speed, the gear is milled by the milling cutter 206, after the completion of the first tooth milling, the gear is rotated by the operation of the third motor 403, so that the milling cutter 206 mills different parts of the gear, and the waste generated in the machining process falls into the waste tank 101 through the opening at the upper end of the waste tank 101, and the waste is collected.

[0028] The embodiments of the utility model discloses the better embodiment, but is not limited to this, the ordinary skill of the art, the spirit of the utility model is appreciated to the above-mentioned embodiment, and different extension and change are made, but as long as not departing from the spirit of the utility model, all are within the protection scope of the utility model.

Claims

1. A vertical milling machine for machining of mechanical spare parts, characterized in that, The utility model provides waste box (101) and the processing mechanism (200) that sets up on waste box (101), fixed mechanism (300) and drive mechanism (400) are set up on waste box (101) upper end are equipped with first mounting bracket (102) and second mounting bracket (103), fixed mechanism (300) includes the first rotation axis (301) and second rotation axis (302) of rotation installation in first mounting bracket (102) lower extreme, the lower extreme of first rotation axis (301) and second rotation axis (302) are all installed with rectangular pole (304), rectangular pole (304) outer surface is seted up with installation groove, first rotation lever (305) is rotationally installed in installation groove, the end of first rotation lever (305) is rotationally connected with clamping plate (306), the outside of rectangular pole (304) is equipped with lifting piece (308), the lower end of lifting piece (308) is rotationally installed with second rotation lever (309), the end of second rotation lever (309) is rotationally connected with clamping plate (306), the side end of lifting piece (308) is installed with fixed plate (312) in array.

2. The vertical milling machine for machining of mechanical spare parts according to claim 1, characterized in that, Processing mechanism (200) includes the screw rod (201) installed on second mounting bracket (103), the first motor (202) of driving screw rod (201) is seted up on second mounting bracket (103) upper end, the sliding block front end of screw rod (201) is provided with first mounting plate (203), the front end of first mounting plate (203) is rotationally installed with processing shaft (205), the milling cutter (206) is seted up on processing shaft (205), the rear end of first mounting plate (203) is provided with second motor (204), the output shaft of second motor (204) is connected with the axle of processing shaft (205) center.

3. The vertical milling machine for machining of mechanical spare parts according to claim 2, characterized in that, Clamping plate (306) is equipped with four, clamping plate (306) is arranged in arc, four clamping plate (306) combines and constitutes the tubular structure of circle, the outer surface lower position of clamping plate (306) is provided with the support portion (307) of arc shape.

4. The vertical milling machine for machining of mechanical spare parts according to claim 3, characterized in that, The upper end of fixed plate (312) is installed with fixed rod (311), the end of fixed rod (311) is connected with the outer surface of lifting piece (308), fixed plate (312) is above support portion (307), fixed plate (312) is composed of two arc-shaped plates, and the connecting plate is arranged between the two arc-shaped plates.

5. The vertical milling machine for machining of mechanical spare parts according to claim 4, characterized in that, The installation disc (303) is seted up on first rotation axis (301) and second rotation axis (302), the lower end of installation disc (303) is provided with hydraulic equipment (310), and the hydraulic rod end of hydraulic equipment (310) is connected with lifting piece (308).

6. The vertical milling machine for machining of mechanical spare parts according to claim 5, characterized in that, Said drive mechanism (400) includes the pulley (401) that is symmetrically rotatory installation on the upper end of first mounting frame (102), two described pulley (401) respectively with the axle of first rotation axis (301) and second rotation axis (302) is connected, be provided with transmission belt between the pulley (401), the upper end of first mounting frame (102) is provided with second mounting plate (402), the upper end of second mounting plate (402) is provided with third motor (403), the main shaft of third motor (403) is connected with the axle of pulley (401) located left side.

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