阅读说明：本技术 一种辅助加工非平面切削件的铣床工具台 (Milling machine tool table for assisting in machining non-planar cutting piece ) 是由 朱园 于 2019-12-18 设计创作，主要内容包括：本发明公开的一种辅助加工非平面切削件的铣床工具台,包括夹具体,所述夹具体内设有开口向上的固定腔,所述固定腔前后侧内壁上滑动连接有左右对称的调整板,所述调整板上转动连接有旋转轴,所述旋转轴靠近对称中心侧上设有卡扣装置,本发明通过上下左右的对称夹持结构固定工件,而左右方向上的夹持结构可自由旋转,因此带动工件旋转,实现圆周方向上的铣削加工,利用铆合结构可拆卸的原理,是缠绕的绳缆的结构可被主动控制旋转或停止,并通过缠绕绳缆移动设备,再通过缠绕半径可变的结构设计,变化工件移动速度,形成多种模式的加工工艺。(The invention discloses a milling machine tool table for assisting in processing a non-planar cutting piece, which comprises a clamp body, wherein a fixed cavity with an upward opening is arranged in the clamp body, the inner walls of the front side and the rear side of the fixed cavity are connected with bilaterally symmetrical adjusting plates in a sliding manner, the adjusting plates are connected with rotating shafts in a rotating manner, and the sides of the rotating shafts, which are close to the symmetrical center, are provided with a buckle device.)

1. The utility model provides a milling machine tool table of supplementary processing non-planar cutting member, includes the anchor clamps body, its characterized in that: a fixing cavity with an upward opening is formed in the clamp body, bilaterally symmetrical adjusting plates are connected to the inner walls of the front side and the rear side of the fixing cavity in a sliding mode, a rotating shaft is connected to the adjusting plates in a rotating mode, and a buckling device is arranged on the side, close to the symmetrical center, of the rotating shaft;

the clamping device comprises a support, arc-shaped baffles, a lifting groove and clamping claws, the support is arranged on the rotating shaft and is vertically symmetrical, the lifting groove is formed in the arc-shaped baffles and is close to the symmetrical center side, the clamping claws are connected in the lifting groove in a sliding mode, the upper end and the lower end of a workpiece are clamped through the sliding of the clamping claws in the lifting groove, the left end and the right end of the workpiece are clamped and fixed through the arc-shaped baffles, the inner wall of the bottom end of the fixed cavity is rotatably connected with a transmission shaft, two one-way couplers are arranged on the transmission shaft in an array from top to bottom and are oppositely arranged, a track assembly capable of controlling the adjusting plate to slide left and right is arranged on the one-way coupler;

the transmission assembly is arranged in the fixed cavity and used for controlling the rotation of the rotating shaft, the transmission assembly comprises a fixed shaft which is rotationally connected to the inner wall of the bottom end of the fixed cavity and is bilaterally symmetrical, a main bevel gear arranged at the upper end of the fixed shaft, and an auxiliary bevel gear which is connected to the rotating shaft through a spline and is meshed with the main bevel gear, the fixed shaft and the rotating shaft synchronously rotate through gear pair transmission, and a traveling device used for controlling the clamp body to move left is arranged on the left side of the transmission shaft;

the advancing device comprises a cross elastic telescopic rod which is rotatably connected to the fixed shaft at the left end, four connecting blocks arranged at the lower end of the cross elastic telescopic rod, a mark post positioned at the outer end of the left side of the fixed cavity, a winding wheel which is rotatably connected to the mark post, and a cable which is connected between the winding wheel and one of the connecting blocks, so that the cable is wound by the rotation of the connecting blocks to pull the clamp body to be close to the mark post, and the winding radius of the connecting blocks is controlled by the cross elastic telescopic rod to further control the advancing speed of the clamp body.

2. A milling machine tool table for assisting in machining non-planar cutters as claimed in claim 1 wherein: and a motor which is in power connection with the lower end of the transmission shaft is embedded in the inner wall of the bottom end of the fixed cavity.

3. A milling machine tool table for assisting in machining non-planar cutters as claimed in claim 1 wherein: buckle device still including set up in the cowl and with the fluid chamber that the lift groove communicates with each other and is connected, fluid intracavity sliding connection with buckle claw fixed connection's sealed piece, sealed piece with be connected with resistance spring between the fluid intracavity wall, upper and lower two fixed four dustproof posts that are equipped with central symmetry between the cowl, be equipped with the adjustment chamber in the rotation axis, the adjustment intracavity is equipped with the draw-in groove of longitudinal symmetry, sliding connection has the cardboard in the draw-in groove, the cardboard with be connected with compression spring between the adjustment intracavity wall, fixed be equipped with on the cardboard with dustproof post sliding connection's butt pole, the butt pole goes up to articulate has the pull rod of longitudinal symmetry, the other end of pull rod articulate with fluid chamber sliding connection's piston rod.

4. A milling machine tool table for assisting in machining non-planar cutters as claimed in claim 1 wherein: the track assembly comprises a rotary table fixed at the upper end of the outer side of the one-way coupler, and a rhombic groove in sliding connection with the adjusting plate is formed in the rotary table.

5. A milling machine tool table for assisting in machining non-planar cutters as claimed in claim 1 wherein: the transmission assembly is characterized by further comprising an annular belt wheel fixed to the outer side of the one-way coupling and used for squatting, the belt wheel located at the lower end of the main bevel gear is arranged on the fixed shaft, a belt is connected between the belt wheel and the annular belt wheel, and supporting frames connected with the auxiliary bevel gears in a sliding mode are fixedly arranged on the inner walls of the front side and the rear side of the fixed cavity.

6. A milling machine tool table for assisting in machining non-planar cutters as claimed in claim 1 wherein: the advancing device further comprises a torque spring connected between the winding wheel and the mark post, a pneumatic push claw is fixedly arranged on the inner wall of the left side of the fixed cavity, the upper end of the pneumatic push claw is connected with a round table in a sliding mode, the round table is connected with the fixed shaft at the left end through a spline, and the round table is connected with the connecting block in a riveting mode along the direction of a contact surface.

Technical Field

The invention relates to the technical field of milling machine tools, in particular to a milling machine tool table for assisting in processing non-planar cutting pieces.

Background

During milling operation, the clamp needs to be installed on a groove body of the workbench in a sliding mode, and the clamping relation between the clamp and a workpiece to be machined is adjusted manually. It should be noted that the milling tool is generally located at the upper end or vertical surface of the table, and the milling tool is mostly in parallel surface contact with the workpiece.

When meeting the demand of processing non-planar shape, conventional anchor clamps and workstation can't satisfy this type of processing demand, need feed many times and adjustment work piece orientation angle, complex operation, and the precision is low. The present invention sets forth a device that solves the above problems.

Disclosure of Invention

The technical problem is as follows:

the requirement of non-planar milling cannot be met by a conventional clamp and a tool table, the angle of a workpiece needs to be adjusted by feeding for many times, the machining precision is reduced, and operation steps are increased.

In order to solve the problems, the milling machine tool table for assisting in processing the non-planar cutting piece is designed in the embodiment, the milling machine tool table for assisting in processing the non-planar cutting piece comprises a clamp body, a fixed cavity with an upward opening is arranged in the clamp body, bilaterally symmetrical adjusting plates are slidably connected on the inner walls of the front side and the rear side of the fixed cavity, a rotating shaft is rotatably connected on the adjusting plates, a buckling device is arranged on the side, close to a symmetrical center, of the rotating shaft, the buckling device comprises a bracket which slides on the rotating shaft and is vertically symmetrical, arc-shaped baffles which are arranged on the bracket and are vertically symmetrical, a lifting groove which is arranged on the side, close to the symmetrical center, of the arc-shaped baffles, and buckling claws which are slidably connected in the lifting groove, the upper end and the lower end of a workpiece are clamped through the sliding of the buckling claws in the lifting groove, and the left end, fixed chamber bottom inner wall rotates and is connected with the transmission shaft, top-down array and opposite install two one way clutch on the transmission shaft, the upper end be equipped with on the one way clutch steerable adjusting plate horizontal slip's track subassembly, the transmission shaft upper end is equipped with the receiving disc, fixed intracavity is equipped with control the rotatory drive assembly of rotation axis, drive assembly including rotate connect in fixed chamber bottom inner wall and bilateral symmetry's fixed axle, set up in on the fixed axle main bevel gear, splined connection in on the rotation axis and with the vice bevel gear that main bevel gear meshing is connected make through gear pair transmission the fixed axle with rotation axis synchronous revolution, the transmission shaft left side is equipped with the control the advancing device that the anchor clamps body moved to the left side, advancing device is including rotating the cross elasticity telescopic link, the fixed epaxial cross elasticity telescopic link that is connected in the left end, Set up in four of cross elasticity telescopic link lower extreme link up the piece, be located the sighting rod of fixed chamber left side outer end, rotate connect in the take-up reel on the sighting rod, the take-up reel with one of them the rope connection between the piece links up to through the rotatory winding rope pulling anchor clamps body of linking up the piece is close to the sighting rod, and through cross elasticity telescopic link control link up piece winding radius, and then control anchor clamps body speed of marcing.

Preferably, the inner wall of the bottom end of the fixed cavity is embedded with a motor which is in power connection with the lower end of the transmission shaft.

Wherein, buckle device still including set up in the cowl and with the fluid chamber that the lift groove communicates with each other and connects, fluid intracavity sliding connection have with buckle claw fixed connection's sealed piece, sealed piece with be connected with resistance spring between the fluid intracavity wall, upper and lower two fixed four dustproof posts that are equipped with central symmetry between the cowl, be equipped with the adjustment chamber in the rotation axis, the adjustment intracavity is equipped with the draw-in groove of longitudinal symmetry, sliding connection has the cardboard in the draw-in groove, the cardboard with be connected with compression spring between the adjustment intracavity wall, fixed being equipped with on the cardboard with dustproof post sliding connection's butt pole, the butt pole goes up to articulate has the pull rod of longitudinal symmetry, the other end of pull rod articulate with fluid chamber sliding connection's piston rod.

The track assembly comprises a rotary table fixed at the upper end of the outer side of the one-way coupler, and a diamond-shaped groove in sliding connection with the adjusting plate is formed in the rotary table.

Wherein, transmission assembly is still including being fixed in squatting the annular pulley in the one way coupling outside, be equipped with on the fixed axle and be located the band pulley of main bevel gear lower extreme, the band pulley with be connected with the belt between the annular pulley, fixed chamber front and back side inner wall be fixed be equipped with vice bevel gear sliding connection's carriage.

The travelling device further comprises a torque spring connected between the winding wheel and the mark post, a pneumatic push claw is fixedly arranged on the inner wall of the left side of the fixed cavity, the upper end of the pneumatic push claw is connected with a round table in a sliding mode, the round table is connected with the left end of the fixed shaft through a spline, and the round table is connected with the connecting block in a riveting mode along the direction of a contact surface.

The invention has the beneficial effects that: the invention fixes the workpiece through the symmetrical clamping structures in the upper, lower, left and right directions, and the clamping structures in the left and right directions can rotate freely, so the workpiece is driven to rotate, the milling processing in the circumferential direction is realized, the structure of the wound cable can be actively controlled to rotate or stop by utilizing the principle that the riveting structure is detachable, and the moving speed of the workpiece is changed through the winding cable moving equipment and the structural design that the winding radius is variable, thereby forming the processing technology with various modes.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic diagram of the overall configuration of a milling machine tool table of the present invention for assisting in machining non-planar cutters;

FIG. 2 is a schematic structural view of the left side snap device portion of FIG. 1;

FIG. 3 is a top view of the turntable of FIG. 1;

fig. 4 is a schematic structural view of a riveted portion of the joining block and the circular truncated cone of fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a milling machine tool table for assisting in processing a non-planar cutting piece, which is mainly applied to the process of clamping a workpiece to perform non-planar milling processing, and the invention is further explained by combining the attached drawings of the invention:

the milling machine tool table for assisting in processing the non-planar cutting piece comprises a clamp body 11, wherein a fixed cavity 12 with an upward opening is arranged in the clamp body 11, adjusting plates 19 which are bilaterally symmetrical are connected on the inner walls of the front side and the rear side of the fixed cavity 12 in a sliding manner, a rotating shaft 13 is connected on the adjusting plates 19 in a rotating manner, a buckling device 901 is arranged on the side, close to the symmetrical center, of the rotating shaft 13, the buckling device 901 comprises a bracket 17 which slides on the rotating shaft 13 and is vertically symmetrical, arc-shaped baffle plates 44 which are arranged on the bracket 17 and are vertically symmetrical, a lifting groove 41 which is arranged on the side, close to the symmetrical center, of the arc-shaped baffle plates 44, and a buckling claw 40 which is connected in the lifting groove 41 in a sliding manner, the upper end and the lower end of a workpiece are clamped through the sliding of the buckling claw 40 in the lifting groove 41, and, the inner wall of the bottom end of the fixed cavity 12 is rotatably connected with a transmission shaft 25, two one-way couplings 26 are arranged on the transmission shaft 25 from top to bottom in an array and are opposite to each other, a track assembly 902 capable of controlling the left-right sliding of the adjusting plate 19 is arranged on the one-way coupling 26 at the upper end, a receiving disc 22 for collecting milling waste residues is arranged at the upper end of the transmission shaft 25, a transmission assembly 903 for controlling the rotation of the rotating shaft 13 is arranged in the fixed cavity 12, the transmission assembly 903 comprises a fixed shaft 18 which is rotatably connected to the inner wall of the bottom end of the fixed cavity 12 and is bilaterally symmetrical, a main bevel gear 15 arranged at the upper end of the fixed shaft 18, and an auxiliary bevel gear 14 which is splined to the rotating shaft 13 and is meshed with the main bevel gear 15, the fixed shaft 18 and the rotating shaft 13 synchronously rotate through gear, the advancing device comprises a cross elastic telescopic rod 33 rotatably connected to the fixed shaft 18 at the left end, four connecting blocks 32 arranged at the lower end of the cross elastic telescopic rod 33, a mark post 28 positioned at the outer end of the left side of the fixed cavity 12, a winding wheel 49 rotatably connected to the mark post 28, and a cable connection between the winding wheel 49 and one of the connecting blocks 32, so that the cable is wound by the rotation of the connecting blocks 32 to pull the clamp body 11 to approach the mark post 28, the winding radius of the connecting blocks 32 is controlled by the cross elastic telescopic rod 33, and the advancing speed of the clamp body 11 is further controlled.

Advantageously, the inner wall of the bottom end of the fixed cavity 12 is embedded with an electric motor 24 which is in power connection with the lower end of the transmission shaft 25, so as to provide power for the operation of the equipment.

According to the embodiment, the fastening device 901 is described in detail below, the fastening device 901 further includes an oil liquid cavity 43 disposed in the arc-shaped baffles 44 and connected to the lifting groove 41, a sealing block 42 fixedly connected to the fastening claw 40 is slidably connected to the oil liquid cavity 43, a resistance spring 39 is connected between the sealing block 42 and the inner wall of the oil liquid cavity 43, four dustproof columns 46 that are centrosymmetric are fixedly disposed between the upper and lower arc-shaped baffles 44, an adjustment cavity 34 is disposed in the rotating shaft 13, vertically symmetric slots 35 are disposed in the adjustment cavity 34, a fastening plate 36 is slidably connected to the slots 35, a compression spring 37 is connected between the fastening plate 36 and the inner wall of the adjustment cavity 34, an abutting rod 38 slidably connected to the dustproof columns 46 is fixedly disposed on the fastening plate 36, and vertically symmetric pull rods 47 are hinged to the abutting rod 38, the other end of the pull rod 47 is hinged with a piston rod 45 which is in sliding connection with the oil liquid cavity 43, the abutting rod 38 is firstly abutted against the left and right surfaces of the workpiece and pushes the clamping plate 36 to slide outwards to stretch the compression spring 37, at the moment, the abutting rod 38 enables the two upper and lower piston rods 45 to slide close to each other through the pull rod 47, the space between the piston rod 45 and the sealing block 42 is released, the sealing block 42 can slide under the elastic recovery of the resistance spring 39, and the clamping claws 40 are buckled at the upper end and the lower end of the workpiece to be clamped and fixed.

According to the embodiment, the track assembly 902 is described in detail below, the track assembly 902 includes a rotating disc 27 fixed at the outer side of the one-way coupling 26 at the upper end, the rotating disc 27 is provided with a diamond-shaped groove 48 slidably connected with the adjusting plate 19, and the adjusting plate 19 is driven to slide by the radius change of the contact point between the diamond-shaped groove 48 and the adjusting plate 19.

According to the embodiment, the transmission assembly 903 is described in detail below, the transmission assembly 903 further includes an annular belt wheel 23 fixed on the outer side of the one-way coupling 26 and used for squatting, a belt wheel 20 located at the lower end of the primary bevel gear 15 is arranged on the fixing shaft 18, a belt 21 is connected between the belt wheel 20 and the annular belt wheel 23, a supporting frame 16 connected with the secondary bevel gear 14 in a sliding manner is fixedly arranged on the inner wall of the front side and the rear side of the fixing cavity 12, and the one-way coupling 26 at the lower end and the fixing shaft 18 synchronously rotate through transmission of the annular belt wheel 23, the belt 21 and the belt wheel 20.

According to an embodiment, the following detailed description is provided for the traveling device 904, the traveling device 904 further includes a torque spring 31 connected between the winding wheel 49 and the mark post 28, a pneumatic pushing claw 29 is fixedly arranged on the inner wall of the left side of the fixed cavity 12, a circular truncated cone 30 in spline connection with the fixed shaft 18 at the left end is slidably connected to the upper end of the pneumatic pushing claw 29, the circular truncated cone 30 and the connecting block 32 are in riveted connection along the direction of a contact surface, the connecting block 32 is pushed to be expanded outwards by the circular truncated cone 30, the winding radius is changed, the moving speed is increased, and the connecting block 32 is driven by the circular truncated cone 30 to rotate along with the fixed shaft 18 at the left end, and the traveling device is moved.

The steps of using a milling machine tool table to assist in machining non-planar cutters herein are described in detail below with reference to figures 1 to 4:

initially, the circular truncated cone 30 is not abutted to the engaging block 32, the target 28 is placed at a position far away from the left end of the clamp body 11, the torque spring 31 accumulates elastic potential energy, the adjusting plate 19 is in contact with the position at the longest radius of the rhombic groove 48, the distance between the adjusting plates 19 is the largest, the clamping plate 36 is located at a position in the adjusting cavity 34 close to the symmetrical center die, at this time, the piston rod 45 enables the sealing block 42 to press the resistance spring 39 through oil, and the clamping claw 40 is located at a position of the lifting groove 41 far away from the abutting rod 38 side.

When a workpiece is clamped, the workpiece is manually placed between the arc-shaped baffles 44, the motor 24 is started to rotate the transmission shaft 25, only one upper one-way coupling 26 and one lower one-way coupling 26 are oppositely installed, so that only one workpiece works in the same time period, the one-way coupling 26 at the upper end drives the turntable 27 to rotate, the radius of a contact point between the adjusting plate 19 and the diamond-shaped groove 48 is changed, the adjusting plate 19 is close to each other, at the moment, the abutting rod 38 abuts against the left and right sides of the workpiece firstly, the clamping plate 36 is pushed to slide outwards to stretch the compression spring 37, at the moment, the abutting rod 38 enables the upper and lower two piston rods 45 to slide close to each other through the pull rod 47, the space between the piston rods 45 and the sealing block 42 is released, the sealing block 42 can slide under the elastic force recovery of the resistance spring 39, the clamping claws 40 are buckled at the;

during circumferential milling, the transmission shaft 25 drives the one-way coupling 26 at the lower end to rotate, at the moment, synchronous rotation of the one-way coupling 26 at the lower end and the fixed shaft 18 is realized through transmission of the annular belt wheel 23, the belt 21 and the belt wheel 20, the fixed shaft 18 rotates the rotating shaft 13 through meshing of the main bevel gear 15 and the auxiliary bevel gear 14, the abutting rod 38 rotates synchronously due to the fact that the clamping plate 36 is limited to rotate synchronously with the inner wall of the clamping groove 35, and then a workpiece is driven to rotate along with the rotating shaft 13 to perform circumferential milling;

when the wave-shaped milling in the circumferential direction is carried out, on the basis of the wave-shaped milling, the pneumatic push claw 29 pushes the circular truncated cone 30 to move upwards, the circular truncated cone 30 pushes the connecting block 32 to be unfolded outwards, the winding radius is changed, the moving speed is increased, the circular truncated cone 30 drives the connecting block 32 to rotate along with the fixed shaft 18 at the left end, and the clamp body 11 is moved, so that the milling cutter is machined on a workpiece which rotates and moves leftwards.

The invention has the beneficial effects that: the invention fixes the workpiece through the symmetrical clamping structures in the upper, lower, left and right directions, and the clamping structures in the left and right directions can rotate freely, so the workpiece is driven to rotate, the milling processing in the circumferential direction is realized, the structure of the wound cable can be actively controlled to rotate or stop by utilizing the principle that the riveting structure is detachable, and the moving speed of the workpiece is changed through the winding cable moving equipment and the structural design that the winding radius is variable, thereby forming the processing technology with various modes.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.