CN110877117A

CN110877117A - A processing milling machine for milling cylinder

Info

Publication number: CN110877117A
Application number: CN201911312144.XA
Authority: CN
Inventors: 朱园
Original assignee: Dongyang Wenbin Electronic Technology Co Ltd
Current assignee: Xuzhou tuomai Hardware Tool Manufacturing Co.,Ltd.
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-03-13
Anticipated expiration: 2039-12-18
Also published as: CN110877117B

Abstract

The invention discloses a milling machine for milling a cylinder, which comprises a bed body, wherein the upper side of the bed body is provided with bilaterally symmetrical annular blocks, a cutting device for cutting is arranged in the annular blocks, when cutting is needed, the front side and the rear side of a workpiece to be machined are clamped by a clamp, and then a power motor is reversely turned on.

Description

A processing milling machine for milling cylinder

Technical Field

The invention relates to the field of milling machines, in particular to a processing milling machine for milling a cylinder.

Background

The milling machine mainly refers to a machine tool for processing various surfaces of a workpiece by using a milling cutter, generally, the milling cutter mainly moves by rotating, the movement of the workpiece and the milling cutter is feeding movement, and the milling machine can process planes, grooves, various curved surfaces, gears and the like;

however, in some factories, when machining large shafts, the large shafts are heavy and large in size, and therefore, the shafts are not only energy-consuming to rotate due to the heavy weight and large size, but also the rotating speed cannot be increased particularly, which makes the demands on the tools particularly high.

Disclosure of Invention

The present invention is directed to a milling machine for milling a cylinder, which solves the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a processing milling machine for milling a cylinder comprises a machine body, wherein bilaterally symmetrical annular blocks are arranged on the upper side of the machine body, a cutting device for cutting is arranged in each annular block, each cutting device comprises a fixed rack arranged in each annular block, teeth are arranged in the inner wall of each fixed rack, a cutter rest is slidably connected in each fixed rack on the left side, a driving cavity is arranged in each cutter rest, the front side wall and the rear side wall of each driving cavity are rotatably connected with a driving shaft controlled by a motor, a driving gear is fixedly arranged on each driving shaft, the front side wall and the rear side wall of each driving cavity are vertically and symmetrically and rotatably connected with driven shafts, driven gears meshed with the driving gears are fixedly arranged on the driven shafts respectively, the driven gears are meshed with the inner walls of the fixed racks, an adjusting motor is fixedly arranged on the right side surface of each cutter rest, and, the motor shaft is connected with a spline shaft sleeve through a spline, a driving belt pulley is fixedly arranged on the spline shaft sleeve, an annular cavity is arranged at the periphery of the spline shaft sleeve, hydraulic pumps are symmetrically arranged in the cutter frame from top to bottom, a hydraulic rod which is in sliding connection with the right side surface of the cutter frame is in power connection with the hydraulic pumps, telescopic rods are respectively connected between the hydraulic rod and the annular cavity, the telescopic rods are in sliding connection with the annular cavity, the right side of the hydraulic rod is respectively and rotatably connected with a rotating block, a replaceable cutter is arranged on the right side of the rotating block, an elastic belt is connected between the symmetrical belt pulley and the driving belt pulley, baffle cavities are respectively arranged in the inner walls of the fixed rack on the left side and the right side, a torsion plate with torsion is rotatably connected in each baffle cavity, a side surface of the torsion plate is provided with teeth, and a T, the rotary drum is characterized in that a rotary drum with an upward opening is arranged in the bed body, a connecting cavity is arranged in the bilateral symmetry of the bottom wall of the supporting cavity, a rotary space is arranged on the bottom wall of the connecting cavity, an oil tank is arranged on the bottom side of the rotary space, the bottom side of the oil tank is communicated with a water outlet pipe, an auxiliary cavity with an upward opening is arranged in the bilateral symmetry of the top surface of the bed body, a supporting device used for supporting the annular block is arranged between the supporting cavities, a driving device used for driving the annular block to move is arranged between the rotary space and the connecting cavity, and a spraying device used for cooling a cutter and a workpiece is arranged between the oil tank and the water outlet pipe.

Preferably, the supporting device comprises a support in the supporting cavity, a connecting rod is fixedly arranged on one side face of the support respectively, a transverse sliding rod is connected in the support in a sliding mode, a connecting water pipe is arranged between the support and the connecting rod, an auxiliary rod fixedly connected with the transverse sliding rod is connected in the auxiliary cavity in a sliding mode, a strong spring is connected between the auxiliary rod and the auxiliary cavity, the connecting rod is opposite to the connecting rod, the annular blocks are fixedly connected, and the strong spring is always in a compression state.

Preferably, the driving device comprises a power motor fixedly installed on the bottom wall of the rotating space, a power shaft is connected to the power motor in a power mode, an elliptical disc is connected to the bottom wall of the rotating space in a sliding mode, an elliptical groove with an upward opening is formed in the top side of the elliptical disc, driving rods connected with the top wall of the rotating space and the bottom wall of the supporting cavity in a sliding mode are symmetrically connected to the elliptical groove in a left-right sliding mode, transverse moving sleeves fixedly connected with the supports are connected to the top sides of the driving rods in a sliding mode respectively, a first ratchet wheel is connected between the elliptical disc and the power shaft, a rotating drum is arranged on the top side of the power shaft, the rotating drum is connected with the power shaft in an opposite mode, the mounting direction of the second ratchet wheel and the first ratchet wheel is opposite, the elliptical disc and the first ratchet wheel can be driven to rotate when the power shaft rotates forwards, and the second ratchet wheel and, the elliptic disc can not be driven during reverse rotation, the first ratchet wheel can drive the second ratchet wheel and the rotary drum rotates, the left and right symmetrical sliding connection in the rotary drum has the lifter, one side sliding connection of lifter has the lift cover, the lift cover with fixed connection between the support.

Preferably, the spraying device comprises a water pump fixedly mounted on the bottom wall of the oil tank, hoses are symmetrically connected between the left side and the right side of the water outlet pipe and the connecting water pipe respectively, a water spraying pipe communicated with the connecting water pipe is arranged in the annular block, and a spray head communicated with the fixed rack is arranged in the water spraying pipe.

Preferably, the bottom surface of the bed body is rotationally connected with wheels in a front-back and left-right symmetrical manner.

In conclusion, the beneficial effects of the invention are as follows: the large shaft is very heavy in weight and size, so that the shaft is required to be machined in a turning mode, lathes with very heavy load are required to be used for machining, the lathes are very high in price and very large in size, the shaft can not rotate very fast in time when the large lathes are used for machining the shaft, the requirement on a tool is very high, the large shaft is not required to be machined in a rotating mode, and the large shaft is machined in a milling mode through the rotation of the tool, so that the occupied area and the use cost of the device are greatly reduced.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic overall sectional front view of a milling machine for milling a cylinder according to the present invention;

FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;

FIG. 3 is an enlarged view of a portion of the present invention at B of FIG. 1;

fig. 4 is a cross-sectional view taken along the direction C-C in fig. 1 according to the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, front and rear directions described below correspond to the front, back, left, right, top and bottom directions of the view direction of fig. 1, fig. 1 is a front view of the apparatus of the present invention, and the directions shown in fig. 1 correspond to the front, back, left, right, top and bottom directions of the apparatus of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: a processing milling machine for milling a cylinder comprises a bed body 46, wherein a bilaterally symmetrical annular block 23 is arranged on the upper side of the bed body 46, a cutting device 101 for cutting is arranged in the annular block 23, the cutting device 101 comprises a fixed rack 26 arranged in the annular block 23, teeth are arranged in the inner wall of the fixed rack 26, a cutter holder 55 is connected in the fixed rack 26 on the left side in a sliding manner, a driving cavity 68 is arranged in the cutter holder 55, the front side wall and the rear side wall of the driving cavity 68 are rotatably connected with a driving shaft 51 controlled by a motor, a driving gear 52 is fixedly arranged on the driving shaft 51, the front side wall and the rear side wall of the driving cavity 68 are rotatably connected with a driven shaft 54 in an up-and-down symmetrical manner, a driven gear 53 meshed with the driving gear 52 is fixedly arranged on the driven shaft 54 respectively, the driven gear 53 is meshed with the inner wall of the fixed rack 26, a motor shaft 69 is connected to the adjusting motor 50 through power, a spline shaft sleeve 64 is connected to the motor shaft 69 through a spline, a driving belt pulley 63 is fixedly arranged on the spline shaft sleeve 64, an annular cavity 70 is arranged on the periphery of the spline shaft sleeve 64, hydraulic pumps 57 are symmetrically arranged in the upper and lower portions of the tool rest 55, a hydraulic rod 56 slidably connected with the right side surface of the tool rest 55 is connected to the hydraulic pumps 57 through power, telescopic rods 58 are respectively connected between the hydraulic rod 56 and the annular cavity 70, the telescopic rods 58 are slidably connected with the annular cavity 70, a rotating block 60 is rotatably connected to the right side of the hydraulic rod 56, a replaceable tool 61 is arranged on the right side of the rotating block 60, an elastic belt 62 is connected between the symmetrical belt pulley 59 and the driving belt pulley 63, baffle cavities 66 are respectively arranged in the inner walls of the fixed rack 26 on the left and right sides, and a torsion plate 65 with, one side surface of the torsion plate 65 is provided with teeth, one side surface of the annular block 23 is respectively fixedly provided with a T-shaped slide rail 25 which can be meshed with the torsion plate 65, a rotary roller 27 with an upward opening is arranged in the bed body 46, a connecting cavity 31 is symmetrically arranged at the left and the right of the bottom wall of the supporting cavity 24, the bottom wall of the connection chamber 31 is provided with a rotation space 42, the bottom side of the rotation space 42 is provided with an oil tank 37, the bottom side of the oil tank 37 is communicated with a water outlet pipe 41, the top surface of the bed body 46 is bilaterally symmetrically provided with auxiliary cavities 45 with upward openings, a supporting device 102 for supporting the annular block 23 is arranged between the auxiliary cavity 45 and the supporting cavity 24, a driving device 103 for driving the annular block 23 to move is arranged among the rotating space 42, the connecting cavity 31 and the supporting cavity 24, and a spraying device 104 for cooling the cutter and the workpiece to be machined is arranged among the oil tank 37, the water outlet pipe 41 and the annular block 23.

In addition, in one embodiment, the supporting device 102 includes brackets 21 which are installed in the supporting cavity 24 in a sliding manner, and are bilaterally symmetrical, connecting rods 22 are fixedly installed on one side surfaces of the brackets 21, transverse sliding rods 48 are connected in the brackets 21 in a sliding manner, a connecting water pipe 49 is arranged between the brackets 21 and the connecting rods 22, auxiliary rods 47 fixedly connected with the transverse sliding rods 48 are connected in the auxiliary cavities 45 in a sliding manner, strong springs 44 are connected between the auxiliary rods 47 and the auxiliary cavities 45, the connecting rods 22 are fixedly connected with the opposite annular blocks 23, and the strong springs 44 are always in a compressed state.

In addition, in one embodiment, the driving device 103 comprises a power motor 34 fixedly installed on the bottom wall of the rotating space 42, a power shaft 33 is power-connected in the power motor 34, an elliptical disk 38 is slidably connected on the bottom wall of the rotating space 42, an elliptical groove 30 with an upward opening is arranged on the top side of the elliptical disk 38, driving rods 39 connected with the top wall of the rotating space 42 and the bottom wall of the supporting cavity 24 are slidably connected in the elliptical groove 30 in a bilateral symmetry manner, transverse moving sleeves 40 fixedly connected with the brackets 21 are respectively slidably connected on the top sides of the driving rods 39, a first ratchet wheel 36 is connected between the elliptical disk 38 and the power shaft 33, a rotating roller 27 is arranged on the top side of the power shaft 33, the connection between the rotating roller 27 and the power shaft 33 is opposite, and the installation direction between the second ratchet wheel 32 and the first ratchet wheel 36 is opposite, the power shaft 33 can be driven to rotate in the forward direction by driving the elliptical disk 38 and the first ratchet wheel 36 and cannot drive the second ratchet wheel 32 and the rotary drum 27 to rotate, the elliptical disk 38 and the first ratchet wheel 36 cannot be driven to rotate in the reverse direction by driving the second ratchet wheel 32 and the rotary drum 27 to rotate, the rotary drum 27 is connected with the lifting rods 28 in a bilateral-symmetric sliding manner, one side of each lifting rod 28 is connected with the lifting sleeve 29 in a sliding manner, the lifting sleeve 29 is fixedly connected with the support 21, so that the power motor 34 is opened in the forward direction, the power shaft 33, the first ratchet wheel 36 and the elliptical disk 38 are driven to rotate, the driving rod 39, the transverse moving sleeve 40 and the support 21 are driven to move towards the rotary drum 27, the power motor 34 is opened in the reverse direction, and the power shaft 33, the transverse moving rod 36 and the support 21 are driven to rotate, The second ratchet wheel 32 and the rotary roller 27 rotate, so that the rotary roller 27, the lifting sleeve 29 and the bracket 21 are driven to move upwards, and the height of the annular block 23 is adjusted.

In addition, in one embodiment, the spraying device 104 includes a water pump 35 fixedly installed on the bottom wall of the oil tank 37, hoses 43 are symmetrically connected between the left and right sides of the water outlet pipe 41 and the connecting water pipe 49, a water spray pipe 76 communicated with the connecting water pipe 49 is disposed in the annular block 23, and a spray head 75 communicated with the fixed rack 26 is disposed in the water spray pipe 76, so that the water pump 35 is turned on, and the cooling liquid in the oil tank 37 is sprayed out through the water outlet pipe 41, the hoses 43, the connecting water pipe 49, the water spray pipe 76 and the spray head 75, so as to cool the tool and the workpiece.

In addition, in one embodiment, the bottom surface of the bed 46 is rotatably connected with wheels 67 in a front-back and left-right symmetrical manner.

In the initial state, the rack 21 is positioned at the lowermost side and the right and left sides, and the oil tank 37 is filled with the coolant.

When cutting needs to be prepared, the front side and the rear side of a workpiece to be machined are clamped through a clamp, then the power motor 34 is opened reversely, so that the power shaft 33, the second ratchet wheel 32 and the rotary roller 27 are driven to rotate, the rotary roller 27, the lifting sleeve 29 and the support 21 are driven to move upwards, the height of the annular block 23 is adjusted, the circle center of the annular block 23 and the circle center of the workpiece to be machined are located on the same straight line, then the power motor 34 is opened forwardly, so that the power shaft 33, the first ratchet wheel 36 and the elliptical disc 38 are driven to rotate, the driving rod 39, the transverse moving sleeve 40 and the support 21 are driven to move towards the rotary roller 27, so that the annular blocks 23 are mutually abutted, at the moment, the T-shaped slide rail 25 is inserted into the baffle cavity 66, so that the torsion plate 65 is driven to rotate, and the fixed rack 26;

then, when cutting is needed, the hydraulic pump 57 is opened, so as to drive the hydraulic rod 56, the rotating block 60, the cutting tools 61, the telescopic rod 58, the spline shaft sleeve 64 and the driving belt pulley 63 to move to the right, so that the two cutting tools 61 are abutted to the workpiece to be machined, then the adjusting motor 50 is turned on, so as to drive the rotating block 60, the spline shaft sleeve 64, the driving belt pulley 63, the elastic belt 62, the symmetrical belt pulley 59 and the cutter 61 to rotate, so as to start to polish the workpiece to be machined, and then the motor at the rear side of the driving shaft 51 is turned on, thereby rotating the driving shaft 51, the driving gear 52, the driven gear 53 and the driven shaft 54, therefore, the tool rest 55 is driven to rotate back and forth around the workpiece through the meshing of the driven gear 53 and the fixed rack 26, and the cutting amount and the feeding amount can be controlled only by adjusting the moving distance of the hydraulic rod 56 in the second period;

at the same time, the water pump 35 is turned on, and the coolant in the oil tank 37 is sprayed out through the water outlet pipe 41, the hose 43, the connection water pipe 49, the water spray pipe 76 and the spray head 75, thereby cooling the cutter and the workpiece to be machined, and simultaneously, the whole shaft can be machined through the back and forth movement of the wheels 67.

The invention has the beneficial effects that: the large shaft is very heavy in weight and size, so that the shaft is required to be machined in a turning mode, lathes with very heavy load are required to be used for machining, the lathes are very high in price and very large in size, the shaft can not rotate very fast in time when the large lathes are used for machining the shaft, the requirement on a tool is very high, the large shaft is not required to be machined in a rotating mode, and the large shaft is machined in a milling mode through the rotation of the tool, so that the occupied area and the use cost of the device are greatly reduced.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a processing milling machine for milling cylinder, includes the bed body, its characterized in that: the upper side of the bed body is provided with bilaterally symmetrical annular blocks, a cutting device for cutting is arranged in each annular block, each cutting device comprises a fixed rack arranged in each annular block, teeth are arranged in the inner wall of each fixed rack, a cutter rest is slidably connected into the fixed rack on the left side, a driving cavity is arranged in each cutter rest, the front side wall and the rear side wall of each driving cavity are rotatably connected with a driving shaft controlled by a motor, a driving gear is fixedly arranged on each driving shaft, the front side wall and the rear side wall of each driving cavity are vertically and symmetrically and rotatably connected with driven shafts, driven gears meshed with the driving gears are respectively fixedly arranged on the driven shafts, the driven gears are meshed with the inner walls of the fixed racks, an adjusting motor is fixedly arranged on the right side surface of each cutter rest, a motor shaft is dynamically connected in each adjusting motor, a spline shaft sleeve is connected to each, the periphery of the spline shaft sleeve is provided with an annular cavity, hydraulic pumps are symmetrically arranged in the upper part and the lower part of the tool rest, a hydraulic rod which is in sliding connection with the right side surface of the tool rest is in power connection with the hydraulic pumps, telescopic rods are respectively connected between the hydraulic rod and the annular cavity, the telescopic rods are in sliding connection with the annular cavity, the right side of the hydraulic rod is respectively in rotating connection with a rotating block, the right side of the rotating block is provided with a replaceable tool, an elastic belt is connected between the symmetrical belt pulley and the driving belt pulley, baffle cavities are respectively arranged in the inner walls of the fixed racks on the left side and the right side, a torsion plate with torsion is rotatably connected in the baffle cavities, one side surface of the torsion plate is provided with teeth, one side surface of the annular block is respectively and fixedly provided with a T-shaped sliding rail which can, the utility model discloses a bed, including the diapire bilateral symmetry of supporting the chamber, the diapire bilateral symmetry of supporting the chamber is equipped with the connection chamber, the diapire of connecting the chamber is equipped with rotation space, rotation space's bottom side is equipped with the oil tank, the bottom side intercommunication of oil tank has the outlet pipe, the top surface bilateral symmetry of the bed body is equipped with the ascending supplementary chamber of opening, supplementary chamber be equipped with between the support chamber and be used for supporting the strutting arrangement of annular piece, rotation space connect the chamber with be equipped with between the support chamber and be used for the drive arrangement that the annular piece removed, the oil tank the outlet pipe with be equipped with the injection apparatus who is used for the cutter and.

2. A machining milling machine for milling cylindrical bodies according to claim 1, characterized in that: the supporting device comprises a support in a supporting cavity, a connecting rod is fixedly arranged on one side face of the support respectively, a transverse sliding rod is connected to the support in a sliding mode, a connecting water pipe is arranged between the support and the connecting rod, an auxiliary rod is connected to the auxiliary cavity in a sliding mode and fixedly connected with the transverse sliding rod, a powerful spring is connected between the auxiliary cavity and the connecting rod, the connecting rod is opposite to the annular blocks, and the powerful spring is in a compression state all the time.

3. A machining milling machine for milling cylindrical bodies according to claim 1, characterized in that: the driving device comprises a power motor fixedly installed on the bottom wall of the rotating space, a power shaft is connected to the power motor in a power mode, an elliptical disc is connected to the bottom wall of the rotating space in a sliding mode, an elliptical groove with an upward opening is formed in the top side of the elliptical disc, driving rods connected with the top wall of the rotating space and the bottom wall of the supporting cavity in a sliding mode are symmetrically arranged in the elliptical groove in a left-right sliding mode, the top side of each driving rod is respectively connected with a transverse moving sleeve fixedly connected with the support in a sliding mode, a first ratchet wheel is connected between the elliptical disc and the power shaft, a rotating drum is arranged on the top side of the power shaft, the connection between the rotating drum and the power shaft is opposite, the installation direction between the second ratchet wheel and the first ratchet wheel is opposite, the elliptical disc and the first ratchet wheel can be driven to rotate when the power shaft rotates forwards, and the second ratchet wheel, the elliptic disc can not be driven during reverse rotation, the first ratchet wheel can drive the second ratchet wheel and the rotary drum rotates, the left and right symmetrical sliding connection in the rotary drum has the lifter, one side sliding connection of lifter has the lift cover, the lift cover with fixed connection between the support.

4. A machining milling machine for milling cylindrical bodies according to claim 1, characterized in that: the spraying device comprises a water pump fixedly mounted on the bottom wall of the oil tank, hoses are symmetrically connected between the left side and the right side of the water outlet pipe and the connecting water pipes respectively, a water spraying pipe communicated with the connecting water pipes is arranged in the annular block, and a spray head communicated with the fixed rack is arranged in the water spraying pipe.

5. A machining milling machine for milling cylindrical bodies according to claim 1, characterized in that: the bottom surface of the bed body is rotationally connected with wheels in a front-back and left-right symmetrical manner.