Multi-milling-head screw milling machine

Abstract

The utility model relates to the technical field of milling machine equipment, and discloses a multi-milling-head screw milling machine which comprises a machine tool and an electric cabinet, a power mechanism is arranged on one side of the electric cabinet, a milling head moving plate is arranged above the machine tool, and a milling head assembly is fixedly installed at the top end of the milling head moving plate. The milling head assembly comprises an assembling plate, a pushing plate and a milling head machining mechanism; a lifting assembly is arranged between the pushing plate and the milling head machining mechanism. A pushing assembly is arranged between the pushing plate and the assembling plate; and a moving assembly is arranged between the assembling plate and the milling head moving plate. By arranging the lifting assembly and the pushing assembly, the milling head machining mechanisms can be accurately adjusted to the position needing to be machined, the two milling head machining mechanisms are located on the two sides of the screw, and by arranging the moving assembly, the milling head machining mechanisms can be moved left and right; and therefore, the two groups of milling head machining mechanisms can be matched to work for rough milling and finish milling, and the product precision and the production efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to milling machine equipment technical field especially relates to a kind of multi-milling head screw rod milling machine. BACKGROUND

[0002] Screw rod milling machine is a kind of high-precision milling machine, mainly used for processing various precision parts, such as mould, aviation parts etc..The equipment has the characteristics of high precision, high rigidity and high efficiency, and is widely used in mechanical manufacturing, aerospace, automobile manufacturing and other fields.

[0003] Prior art discloses a kind to be milled to multi-milling head screw rod milling machine and milling method (publication number: CN116689892A), including, including machine tool, the one end of machine tool is provided with positioning piece, the other end of machine tool is provided with power mechanism;Positioning piece and power mechanism between slidingly installed first vertical milling assembly and second vertical milling assembly;Vertical milling assembly includes first milling head and second milling head;At least one of first milling head and second milling head can move forward and backward on rack to adjust its installation position on rack;It further includes electric control box, power mechanism, first vertical milling assembly and second vertical milling assembly are electrically connected with electric control box.

[0004] One of first milling head and second milling head on prior art vertical milling assembly can move forward and backward, so that first milling head and second milling head are misaligned and cooperatively process single-threaded screw, but the range of processing is limited by trapezoidal frame body, milling head can only move during processing, and cannot rotate to adjust milling position itself, and cannot produce for part of customized non-standard screw.

[0005] Therefore, the present application is improved on the basis of prior art, and a kind of multi-milling head screw rod milling machine is proposed to solve the problems proposed in the above background art. UTILITY MODEL CONTENT

[0006] In view of the deficiencies of prior art, the utility model provides a kind of multi-milling head screw rod milling machine, solves the problems proposed in the above background art.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A multi-milling head screw rod milling machine comprises a machine tool and an electric control box, a power mechanism for clamping and rotating the screw rod is arranged on one side of the electric control box, a milling head moving plate is arranged above the machine tool, a transmission mechanism is arranged between the milling head moving plate and the machine tool, a milling head assembly for milling threads is fixedly installed at the top end of the milling head moving plate, the milling head assembly comprises two groups, two milling head assemblies are arranged on the two sides of the screw rod, and the milling head assembly comprises an assembly plate, a pushing plate and a milling head processing mechanism; a lifting assembly for lifting the milling head processing mechanism is arranged between the pushing plate and the milling head processing mechanism, and the lifting assembly comprises a lifting servo motor and a lifting plate; a pushing assembly for pushing the milling head processing mechanism to move is arranged between the pushing plate and the assembly plate, and the pushing assembly comprises a hydraulic telescopic rod; a moving assembly is arranged between the assembly plate and the milling head moving plate, and the moving assembly comprises a second lead screw and a position adjusting servo motor.

[0009] According to the multi-milling head screw rod milling machine, the pushing plate is arranged in a vertical state at the top end of the assembly plate, and the pushing plate and the assembly plate are arranged in a perpendicular state.

[0010] According to the multi-milling head screw rod milling machine, lifting cavities are formed through the left and right side walls of the pushing plate, a first lead screw is movably installed in the lifting cavity, the lifting plate is movably clamped in the lifting cavity, the first lead screw movably penetrates the lifting plate, the first lead screw is in transmission cooperation with the lifting plate, the lifting servo motor is fixedly installed at the top end of the pushing plate, and the top end of the first lead screw movably penetrates the pushing plate and is fixedly connected with the output shaft of the lifting servo motor.

[0011] According to the multi-milling head screw rod milling machine, the two sides of the lifting plate are fixedly connected with rectangular plates, the two side walls of the pushing plate are fixedly installed with first fixed plates, the first fixed plates are fixedly connected with a first guide rod, the first guide rod movably penetrates the corresponding rectangular plate, and a rotating motor is arranged between the milling head processing mechanism and the rectangular plate.

[0012] According to the multi-milling head screw rod milling machine, a connecting piece is fixedly connected to the outer wall of one side of the pushing plate, the connecting piece is in the shape of "U", the telescopic end of the hydraulic telescopic rod is fixedly connected with the connecting piece, an installation plate is fixedly installed on one side of the assembly plate, and the hydraulic telescopic rod is fixedly installed on the installation plate.

[0013] According to the multi-milling head screw rod milling machine, a clamping groove is formed in the bottom end of the pushing plate, a limiting clamping block is fixedly installed at the top end of the assembly plate, and the limiting clamping block movably penetrates the corresponding clamping groove.

[0014] According to the multi-milling head screw rod milling machine, the moving assembly further comprises two second fixing plates fixedly installed at the top end of the milling head moving plate, a second guide rod fixedly connected between the two second fixing plates, the second guide rod movably penetrating through the assembly plate, a position adjusting servo motor fixedly installed on the outer wall of one side of the second fixing plate, a second lead screw movably installed between the two second fixing plates, the second lead screw movably penetrating through the assembly plate, and a threaded connection relationship between the second lead screw and the assembly plate, and the output shaft of the position adjusting servo motor movably penetrating through the second fixing plate and fixedly connected with one end of the second lead screw.

[0015] The utility model provides a kind of multi-milling head screw rod milling machine.It has the following beneficial effects:

[0016] (1) the present application is improved on the basis of prior art, by setting milling head assembly on milling head moving plate, milling head assembly includes assembly plate, push plate and milling head processing mechanism, milling head processing mechanism is milled to screw in work, by setting lifting assembly and push assembly, milling head processing mechanism can be accurately adjusted to the position required to be processed, adapt to the screw processing of different diameters, by setting rotating motor, milling head processing mechanism can be rotated, it is suitable for special customized screw processing, improve the practicability of device, the present application sets two groups of milling head processing mechanism at the two sides of screw, by setting moving assembly, milling head processing mechanism can be moved left and right, so that two groups of milling head processing mechanism are cooperated to work to carry out rough milling and finish milling, improve product precision and production efficiency.

[0017] (2) when the height of milling head processing mechanism is adjusted, lifting servo motor drives first lead screw to rotate, first lead screw movably penetrates through lifting plate, first lead screw is transmission cooperation with lifting plate, lifting plate is movably clamped in lifting cavity, so that the lifting of lifting plate drives rotating motor and milling head processing mechanism to synchronously lift, by fixedly connecting rectangular plate on the two sides of lifting plate, first fixing plate is fixedly installed on the side surface of push plate, first guide rod movably penetrates through rectangular plate, and the movement of rectangular plate and lifting plate is limited and guided, and the stability of device operation is improved.

[0018] (3) by setting moving assembly, second fixing plate is fixedly installed on milling head moving plate, position adjusting servo motor drives second lead screw to rotate in work, second lead screw movably penetrates through assembly plate, second lead screw is transmission cooperation with assembly plate, and drives assembly plate to move along second guide rod, second guide rod movably penetrates through assembly plate and limits and guides assembly plate, and assembly plate moves to realize synchronous milling and staggered milling of two milling head processing mechanisms and respectively rough milling and finish milling, further improve the practicability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the three-dimensional structure schematic view of the utility model multi-milling head screw rod milling machine.

[0020] Figure 2 It is a front view schematic diagram of the multi-milling head screw milling machine of the utility model;

[0021] Figure 3 It is a milling head assembly three-dimensional structure schematic diagram of the multi-milling head screw milling machine of the utility model;

[0022] Figure 4 It is a milling head processing mechanism and lifting assembly and rotating motor between position relation schematic diagram of the multi-milling head screw milling machine of the utility model;

[0023] Figure 5 It is a pushing assembly three-dimensional structure schematic diagram of the multi-milling head screw milling machine of the utility model;

[0024] Figure 6 It is a moving assembly three-dimensional structure schematic diagram of the multi-milling head screw milling machine of the utility model.

[0025] Legend:

[0026] 10, machine tool; 11, electric control box; 12, milling head moving plate; 13, milling head assembly; 14, assembly plate; 15, pushing plate; 16, milling head processing mechanism; 17, rotating motor; 18, lifting servo motor; 19, hydraulic telescopic rod; 20, moving assembly; 21, lifting plate; 22, rectangular plate; 23, first screw rod; 24, first guide rod; 25, first fixed plate; 26, connecting piece; 27, mounting plate; 28, lifting cavity; 29, clamping groove; 30, limiting clamping block; 31, second fixed plate; 32, second screw rod; 33, second guide rod; 34, position adjusting servo motor. DETAILED DESCRIPTION

[0027] As Figures 1-6The utility model discloses a multi-milling head screw rod milling machine, which comprises a machine tool 10 and an electric control box 11, the electric control box 11 is provided with a power mechanism for clamping and rotating the screw rod on one side, a milling head moving plate 12 is arranged above the machine tool 10, a transmission mechanism is arranged between the milling head moving plate 12 and the machine tool 10, a milling head assembly 13 for milling the screw thread is fixedly installed at the top end of the milling head moving plate 12, the milling head assembly 13 is in two groups, and the two milling head assemblies 13 are located on the two sides of the screw rod, the milling head assembly 13 comprises an assembly plate 14, a pushing plate 15 and a milling head machining mechanism 16, a lifting assembly for lifting the milling head machining mechanism 16 is arranged between the pushing plate 15 and the milling head machining mechanism 16, and the lifting assembly comprises a lifting servo motor 18 and a lifting plate 21; a pushing assembly for pushing the milling head machining mechanism 16 to move is arranged between the pushing plate 15 and the assembly plate 14, and the pushing assembly comprises a hydraulic telescopic rod 19; a moving assembly 20 is arranged between the assembly plate 14 and the milling head moving plate 12, and the moving assembly 20 comprises a second lead screw 32 and a position adjusting servo motor 34.

[0028] It should be noted that the machine tool 10, the electric control box 11, the power mechanism and the transmission mechanism are disclosed in the prior art multi-milling head screw rod milling machine and milling method (publication number: CN116689892A), and details are not repeated here.

[0029] Specifically, the utility model is improved on the basis of the prior art, the milling head assembly 13 is arranged on the milling head moving plate 12, the milling head assembly 13 comprises the assembly plate 14, the pushing plate 15 and the milling head machining mechanism 16, the milling head machining mechanism 16 mills the screw rod in work, the milling head machining mechanism 16 can be accurately adjusted to the position required for machining through the arrangement of the lifting assembly and the pushing assembly, the milling head machining mechanism 16 is suitable for screw rod machining of different diameters, the milling head machining mechanism 16 can be rotated through the arrangement of the rotating motor 17, and the utility model is suitable for special customized screw rod machining, the practicality of the device is improved, the two groups of milling head machining mechanisms 16 are arranged on the two sides of the screw rod, the milling head machining mechanism 16 can be moved left and right through the arrangement of the moving assembly 20, so that the two groups of milling head machining mechanisms 16 can work in cooperation to perform rough milling and fine milling, and the product precision and production efficiency are improved.

[0030] The pushing plate 15 is arranged in a vertical state at the top end of the assembly plate 14, and the pushing plate 15 and the assembly plate 14 are in a mutually perpendicular state. A clamping groove 29 is formed in the bottom end of the pushing plate 15, a limiting clamping block 30 is fixedly installed at the top end of the assembly plate 14, and the limiting clamping block 30 movably penetrates through the corresponding clamping groove 29.

[0031] Specific, set push plate 15 and assembly plate 14 between each other perpendicular state, push plate 15 bottom end opening has a card slot 29, the top end of assembly plate 14 is fixedly installed with a limit card block 30, limit card block 30 is movably penetrated through the corresponding card slot 29, push plate 15 along limit card block 30 moves at the top end of assembly plate 14.

[0032] Lift chamber 28 is penetrated between the left and right side wall surface of push plate 15, first lead screw 23 is movably installed in lift chamber 28, lift plate 21 is movably combined in lift chamber 28, first lead screw 23 is movably penetrated through lift plate 21, first lead screw 23 and lift plate 21 are in transmission cooperation, lift servo motor 18 is fixedly installed at the top end of push plate 15, the top end of first lead screw 23 is movably penetrated through push plate 15 and is fixedly connected with the output shaft of lift servo motor 18. The two sides of lift plate 21 are respectively fixedly connected with rectangular plate 22, the two sides of push plate 15 are fixedly installed with first fixed plate 25, first guide rod 24 is fixedly connected between the two first fixed plates 25, first guide rod 24 is movably penetrated through the corresponding rectangular plate 22, rotary motor 17 is arranged between milling head processing mechanism 16 and rectangular plate 22.

[0033] Specific, when the height of milling head processing mechanism 16 is adjusted, lift servo motor 18 drives first lead screw 23 to rotate, first lead screw 23 is movably penetrated through lift plate 21, first lead screw 23 and lift plate 21 are in transmission cooperation, lift plate 21 is movably combined in lift chamber 28, so that the rising of lift plate 21 drives rotary motor 17, milling head processing mechanism 16 synchronous lifting, through the fixed connection of rectangular plate 22 on the two sides of lift plate 21, first fixed plate 25 is fixedly installed on the side of push plate 15, first guide rod 24 is movably penetrated through rectangular plate 22, which limits and guides the movement of rectangular plate 22 and lift plate 21, and improves the stability of the device.

[0034] The side outer wall surface of push plate 15 is fixedly connected with connecting piece 26, connecting piece 26 is in the shape of "U", the telescopic end of hydraulic telescopic rod 19 is fixedly connected with connecting piece 26, one side of assembly plate 14 is fixedly installed with mounting plate 27, hydraulic telescopic rod 19 is fixedly installed on mounting plate 27.

[0035] Specific, set connecting piece 26 and push plate 15 fixedly connected, mounting plate 27 and assembly plate 14 fixedly connected, hydraulic telescopic rod 19 is fixedly installed on mounting plate 27, the telescopic end of hydraulic telescopic rod 19 is fixedly connected with connecting piece 26, hydraulic telescopic rod 19 adjusts the position of push plate 15 through connecting piece 26 in work.

[0036] The moving assembly 20 further comprises two second fixing plates 31 fixedly installed at the top end of the milling head moving plate 12, a second guide rod 33 fixedly connected between the two second fixing plates 31, the second guide rod 33 movably penetrating through the assembly plate 14, a position adjusting servo motor 34 fixedly installed on one side outer wall of the second fixing plate 31, a second lead screw 32 movably installed between the two second fixing plates 31, the second lead screw 32 movably penetrating through the assembly plate 14, the second lead screw 32 and the assembly plate 14 in a threaded connection relationship, and the output shaft of the position adjusting servo motor 34 movably penetrating through the second fixing plate 31 and fixedly connected with one end of the second lead screw 32.

[0037] Specifically, by arranging the moving assembly 20, the second fixing plate 31 is fixedly installed on the milling head moving plate 12, the position adjusting servo motor 34 drives the second lead screw 32 to rotate in work, the second lead screw 32 movably penetrates through the assembly plate 14, the second lead screw 32 and the assembly plate 14 are in transmission cooperation, the assembly plate 14 is driven to move along the second guide rod 33, the second guide rod 33 movably penetrates through the assembly plate 14 to limit and guide the assembly plate 14, the movement of the assembly plate 14 realizes synchronous milling and staggered milling of the two milling head machining mechanisms 16 and respectively rough milling and fine milling, and the practicability of the device is further improved.

[0038] The working principle of the multi-milling head screw rod milling machine is as follows: the application is improved on the basis of the prior art, the milling head assembly 13 is arranged on the milling head moving plate 12, the milling head assembly 13 comprises the assembly plate 14, the pushing plate 15 and the milling head machining mechanism 16, the milling head machining mechanism 16 mills the screw rod in work, the milling head machining mechanism 16 can be accurately adjusted to the position required for machining by arranging the lifting assembly and the pushing assembly, different diameter screw rods can be machined, the milling head machining mechanism 16 can be rotated by arranging the rotating motor 17, the device is suitable for special customized screw rod machining, the practicability of the device is improved, two groups of milling head machining mechanisms 16 are arranged at the two sides of the screw rod, the milling head machining mechanisms 16 can be moved left and right by arranging the moving assembly 20, so that the two groups of milling head machining mechanisms 16 can be used for cooperating work of rough milling and fine milling, the product precision and production efficiency are improved.

[0039] The circuit and electronic components and modules are all prior art, and those skilled in the art can realize them without further description, and the content protected by the utility model does not involve improvement of software and methods.

[0040] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application.

Claims

1. A multi-spindle screw milling machine, comprising a machine tool (10) and an electric control box (11), one side of the electric control box (11) is provided with a power mechanism for clamping and rotating the screw, a milling head moving plate (12) is arranged above the machine tool (10), and a transmission mechanism is arranged between the milling head moving plate (12) and the machine tool (10), characterized in that: The top end of the milling head moving plate (12) is fixedly provided with a milling head assembly (13) for milling threads, the milling head assembly (13) is two groups, two milling head assemblies (13) are located on both sides of the screw rod, and the milling head assembly (13) comprises an assembly plate (14), a pushing plate (15) and a milling head processing mechanism (16); A lifting assembly for lifting the milling head processing mechanism (16) is arranged between the pushing plate (15) and the milling head processing mechanism (16), and the lifting assembly comprises a lifting servo motor (18) and a lifting plate (21); A pushing assembly for pushing the milling head processing mechanism (16) to move is arranged between the pushing plate (15) and the assembly plate (14), and the pushing assembly comprises a hydraulic telescopic rod (19); A moving assembly (20) is arranged between the assembly plate (14) and the milling head moving plate (12), and the moving assembly (20) comprises a second lead screw (32) and a position adjusting servo motor (34).

2. The multiple-spindle screw machine of claim 1 wherein: The pushing plate (15) is arranged at the top end of the assembly plate (14) in a vertical state, and the pushing plate (15) and the assembly plate (14) are in a perpendicular state.

3. The multiple-spindle screw machine of claim 1 wherein: Lifting cavities (28) are formed through the left and right side walls of the pushing plate (15), a first lead screw (23) is movably arranged in the lifting cavity (28), the lifting plate (21) is movably clamped in the lifting cavity (28), the first lead screw (23) movably penetrates the lifting plate (21), the first lead screw (23) is in transmission cooperation with the lifting plate (21), the lifting servo motor (18) is fixedly arranged at the top end of the pushing plate (15), and the top end of the first lead screw (23) movably penetrates the pushing plate (15) and is fixedly connected with the output shaft of the lifting servo motor (18).

4. The multiple-spindle screw machine of claim 3 wherein: Rectangular plates (22) are fixedly connected to the two sides of the lifting plate (21), first fixed plates (25) are fixedly arranged on the side walls of the pushing plate (15), a first guide rod (24) is fixedly connected between the two first fixed plates (25), the first guide rod (24) movably penetrates the corresponding rectangular plate (22), and a rotating motor (17) is arranged between the milling head processing mechanism (16) and the rectangular plate (22).

5. The multiple-spindle screw machine of claim 1 wherein: A connecting piece (26) is fixedly connected to the outer wall of one side of the pushing plate (15), the connecting piece (26) is in a "U" shape, the telescopic end of the hydraulic telescopic rod (19) is fixedly connected with the connecting piece (26), one side of the assembly plate (14) is fixedly provided with a mounting plate (27), and the hydraulic telescopic rod (19) is fixedly arranged on the mounting plate (27).

6. The multiple-spindle screw machine of claim 5 wherein: A clamping groove (29) is formed in the bottom end of the pushing plate (15), and a limiting clamping block (30) is fixedly arranged at the top end of the assembly plate (14), and the limiting clamping block (30) movably penetrates the corresponding clamping groove (29).

7. The multiple-spindle screw machine of claim 1 wherein: The moving assembly (20) further comprises two second fixing plates (31) fixedly installed at the top end of the milling head moving plate (12), two second fixing plates (31) are fixedly connected with a second guide rod (33), the second guide rod (33) movably penetrates through the assembling plate (14), a position adjusting servo motor (34) is fixedly installed on the outer wall of one side of the second fixing plate (31), a second lead screw (32) is movably installed between the two second fixing plates (31), the second lead screw (32) movably penetrates through the assembling plate (14), the second lead screw (32) and the assembling plate (14) are in a threaded connection relationship, and the output shaft of the position adjusting servo motor (34) movably penetrates through the second fixing plate (31) and is fixedly connected with one end of the second lead screw (32).

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