CN219746436U - Double-sided milling machine - Google Patents

Abstract

The utility model relates to a double-sided milling machine, which comprises a workbench, a milling machine body, a positioning mechanism, a first shaft, a second shaft, a third shaft and a connecting rod, wherein the base is used for bearing a processed workpiece; the cylinder is fixed on the base, and first axle rotates to be connected on the piston rod of cylinder, and second axle and third axle rotate respectively to be connected at the both ends of connecting rod, and when the piston rod of cylinder stretches out, press the end to support tightly on the work piece, and when the piston rod of cylinder contracts, the perpendicular projection of pressing the piece on the base is located the outside of work piece. When the pressing block does not press the workpiece, the pressing block does not shade the placed workpiece, so that an operator can better adjust and judge whether the placing position of the workpiece is accurate, and the accuracy of placing the workpiece by the operator is improved.

Description

Double-sided milling machine

Technical Field

The utility model relates to the field of milling machines, in particular to a double-sided milling machine.

Background

Milling machines are machines that mill a workpiece with a milling cutter. The rotary motion of the milling cutter is usually the dominant motion, and the movement of the workpiece and the milling cutter is the feed motion. The processing device can be used for processing planes and grooves, and also can be used for processing various curved surfaces, gears and the like.

The related art milling machine, as shown in fig. 1, comprises a workbench 1, a milling machine body 2 arranged on the workbench 1, and a positioning mechanism 3, wherein the positioning mechanism 3 comprises a first driving part 32, a base 31, an oil cylinder 33 and a pressing block 34, the first driving part 32 drives the base 31 to slide on the workbench 1 along the horizontal X-axis direction, the base 31 is used for receiving a workpiece 6 to be processed, the oil cylinder 33 is fixed on the base 31, a piston rod of the oil cylinder 33 is vertically upwards and fixed on the pressing block 34, and the pressing block 34 is positioned right above the workpiece 6. The workpiece 6 to be processed is a solenoid valve body, the end surfaces at two ends of the solenoid valve body are required to be subjected to face milling, and the direction of the rotation axis of the milling cutter of the milling machine body 2 is horizontally perpendicular to the direction of the X axis. When the piston rod of the oil cylinder 33 is contracted, the pressing block 34 abuts against the workpiece 6 to press the workpiece 6 against the base 31, and then the milling machine body 2 is used for face milling the end face of the workpiece 6.

The related technical scheme has the following defects: when operating personnel place the work piece on the base, because press the briquetting and be located the work piece all the time and place the position directly over, place to press the briquetting to the operating personnel and cause certain influence, press the briquetting to also cause simultaneously and shelter from operating personnel's sight, lead to operating personnel to be difficult for judging whether the position of placing of work piece is accurate.

Disclosure of Invention

In order to improve the accuracy of workpiece placement of operators, the utility model provides a double-sided milling machine.

The utility model provides a double-sided milling machine, which adopts the following technical scheme:

the utility model provides a double-sided milling machine, includes workstation and the milling machine body and the positioning mechanism of setting on the workstation, positioning mechanism includes driving piece one, base, hydro-cylinder and pressing block, driving piece one drives the base and slides along the horizontal direction on the workstation, the base is used for accepting the work piece of being processed, the milling machine body is used for milling face processing to the terminal surface of work piece, its characterized in that: the positioning mechanism further comprises a first shaft, a second shaft, a third shaft and a connecting rod, wherein the first shaft and the second shaft penetrate through and are connected to the pressing block in a rotating mode along the horizontal axis direction, the third shaft is connected to the base in a rotating mode, the first shaft, the second shaft and the third shaft are arranged in parallel, two ends of the pressing block are respectively a pressing end and a control end, the pressing ends are used for pressing a workpiece on the base, the first shaft is located on the control end, the second shaft is located between the pressing ends and the control end, and the third shaft is located on one side, close to the workpiece, of the first shaft;

the cylinder is fixed on the base, a piston rod of the cylinder is vertically upwards arranged, the first shaft penetrates through and is rotatably connected to the piston rod of the cylinder, the second shaft and the third shaft are respectively and rotatably connected to two ends of the connecting rod, when the piston rod of the cylinder stretches out, the pressing end is abutted against the workpiece, and when the piston rod of the cylinder contracts, the vertical projection of the pressing block on the base is located on the outer side of the workpiece.

Preferably, the base is provided with a positioning plate, the positioning plate is positioned between the workpiece and the oil cylinder, the positioning plate is used for supporting the workpiece, and when the side surface of the workpiece supports against the positioning plate, the processing end surface of the workpiece is perpendicular to the direction of the rotation axis of the milling cutter of the milling machine body.

Preferably, the workbench is provided with a chip blocking plate, the chip blocking plate is positioned on one side of the positioning mechanism and the milling machine body, and the chip blocking plate is used for blocking processing scraps flying to operators in the processing process.

Preferably, a deformable soft cushion is arranged on the side surface of one side, close to the workpiece, of the pressing block, and the pressing end is abutted to the workpiece through the soft cushion.

Preferably, the milling machine bodies are two, the two milling machine bodies are respectively positioned at two sides of the positioning mechanism, the two milling machine bodies respectively process end faces at two ends of the workpiece, and two ends of the workpiece are always positioned at two sides of the pressing block.

Preferably, the pressing block is provided with a groove towards one side surface of the workpiece, a fan-shaped laser lamp is detachably connected in the groove, multiple laser beams are emitted towards one side of the workpiece by the fan-shaped laser lamp, the multiple laser beams are dispersed in a fan shape, a plane where the multiple laser beams are located is a first surface, the first surface is perpendicular to the direction of the rotation axis of the milling cutter of the milling machine body, and the first surface is located at the center positions of the two milling machine bodies.

Preferably, the fan-shaped laser lamp comprises a fan-shaped laser lamp body, and is characterized by further comprising a locking piece, wherein the locking piece is used for locking the position of the fan-shaped laser lamp body, the locking piece comprises a second driving piece and a locking block, the locking block is connected in the pressing block in a sliding mode along the depth direction perpendicular to the groove, the second driving piece drives the locking block to slide in the pressing block, an installation block is arranged on the fan-shaped laser lamp body, a locking groove matched with the locking block is formed in the side wall of the installation block, and the locking block stretches into the locking groove to abut against the installation block on the inner wall of the groove.

Preferably, the driving member II comprises a spring, a screw rod and a force application block, the screw rod is connected to the pressing block in a threaded manner along the sliding direction parallel to the locking block, one end of the screw rod is connected to the locking block in a rotating manner, the other end of the screw rod extends out of the pressing block and is fixed to the force application block, the spring is sleeved on the screw rod, and two ends of the spring are respectively abutted to the outer wall of the pressing block and the force application block.

The technical effects of the utility model are mainly as follows:

1. when the pressing block is arranged to not press the workpiece, the pressing block does not shade the placed workpiece, so that an operator can conveniently place the workpiece on the base, and the operator can better adjust and judge whether the placing position of the workpiece is accurate, and the accuracy of placing the workpiece by the operator is improved;

2. according to the utility model, the chip blocking plate is arranged and used for blocking processing scraps flying to operators in the processing process, so that the operators are protected;

3. according to the milling machine, the fan-shaped laser lamp is arranged, so that a workpiece is more accurately positioned at the center positions of the two milling machine bodies, and the precision of the workpiece after milling is improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the related art.

Fig. 2 is a schematic overall structure of an embodiment of the present utility model.

Fig. 3 is a schematic structural view of a positioning mechanism according to an embodiment of the present utility model.

Fig. 4 is a schematic diagram showing the cooperation of the pressing block and the oil cylinder according to the embodiment of the present utility model.

Fig. 5 is a cross-sectional view taken along line A-A of fig. 4.

Reference numerals illustrate: 1. a work table; 11. a chip blocking plate; 2. a milling machine body; 3. a positioning mechanism; 31. a base; 311. a movable seat; 312. a first seat; 3121. a positioning plate; 32. a first driving member; 321. a first motor; 322. a screw rod; 323. a fixing seat; 33. an oil cylinder; 331. lifting blocks; 34. pressing the blocks; 341. a pressing end; 342. a control end; 343. a groove; 344. a clamping groove; 35. a first shaft; 36. a second shaft; 37. a third shaft; 38. a connecting rod; 39. a soft cushion; 391. a clamping block; 392. avoiding the through groove; 4. a locking member; 41. a second driving piece; 411. a spring; 412. a screw; 413. a force application block; 42. a locking block; 5. a mounting block; 51. a locking groove; 6. a workpiece; 61. and a center column.

Detailed Description

The present utility model will be further described in detail below with reference to fig. 2-5, so that the technical solution of the present utility model can be more easily understood and mastered.

The embodiment of the utility model discloses a double-sided milling machine.

Referring to fig. 2 and 3, a double-sided milling machine of the present embodiment includes a table 1, a positioning mechanism 3, and two milling machine bodies 2 disposed on a top surface of the table 1, the two milling machine bodies 2 being located on two sides of the positioning mechanism 3, respectively, the positioning mechanism 3 including a first driving member 32 and a base 31, the first driving member 32 driving the base 31 to slide on the table 1 along a horizontal X-axis direction, the base 31 being used for receiving a workpiece 6 to be processed. The workpiece 6 to be processed is a solenoid valve body, two center posts 61 are arranged at the center of the solenoid valve body in the length direction, the two center posts 61 are respectively fixed at two ends of the solenoid valve body in the width direction, and the end faces of the two ends of the solenoid valve body in the length direction need to be subjected to face milling, so that the rotating axis direction of the milling cutter of the milling machine body 2 is in the horizontal Y-axis direction, and the Y-axis direction is perpendicular to the X-axis direction. The two milling machine bodies 2 are respectively used for milling the end faces of the workpiece 6.

Referring to fig. 2, the milling machine body 2 includes a main transmission mechanism, a table 1 mechanism and a lifter mechanism, and reference is made to patent publication No. CN102000859B for specific structure.

Referring to fig. 2 and 3, the first driving member 32 includes a first motor 321, a screw rod 322 and a fixed base 323, the fixed base 323 is fixed on the top surface of the workbench 1 along the X-axis direction, the screw rod 322 is rotatably connected to the fixed base 323 along the X-axis direction, the first motor 321 is fixed on the fixed base 323, and an output shaft of the first motor 321 is coaxially and fixedly connected to the screw rod 322. The base 31 includes a movable seat 311 and a first seat 312, the movable seat 311 is slidably connected to a fixed seat 323 along the X-axis direction, and a screw 322 is threaded through the fixed seat 323. The rotation of the output shaft of the first motor 321 can realize the sliding of the movable base 311 on the table 1 along the X-axis direction. The first seat 312 is fixed on the top surface of the moving seat 311, and the first seat 312 is used for receiving the workpiece 6.

Referring to fig. 2 to 4, the positioning mechanism 3 further includes an oil cylinder 33, a pressing block 34, a first shaft 35, a second shaft 36, a third shaft 37, and two connecting rods 38, the oil cylinder 33 is fixed on the top surface of the moving seat 311, and a piston rod of the oil cylinder 33 is vertically and upwardly arranged, and the oil cylinder 33 and the first seat 312 are sequentially distributed on the moving seat 311 along the X axis direction. The first shaft 35 and the second shaft 36 penetrate through and are connected to the pressing block 34 in a rotating mode along the X-axis direction, the lifting block 331 is fixed to the top end of the oil cylinder 33, the third shaft 37 penetrates through and is connected to the lifting block 331 in a rotating mode along the X-axis direction, and the third shaft 37 is connected to the base 31 in a rotating mode through the oil cylinder 33 and the lifting block 331.

Referring to fig. 2-4, the pressing block 34 has two ends, namely a pressing end 341 and a control end 342, the pressing end 341 is used for pressing the workpiece 6 on the base 31, the first shaft 35 is located on the control end 342, the second shaft 36 is located between the pressing end 341 and the control end 342, and the third shaft 37 is located on one side of the first shaft 35 close to the workpiece 6. The first shaft 35 is penetrated and rotatably connected to a piston rod of the oil cylinder 33, two connecting rods 38 are respectively positioned at both sides of the pressing block 34, and ends of the second shaft 36 and the third shaft 37 are extended and respectively rotatably connected to both ends of the nearby connecting rod 38. When the piston rod of the oil cylinder 33 extends, the pressing end 341 abuts against the top end of the workpiece 6, the workpiece 6 is fixed on the first seat 312, when the piston rod of the oil cylinder 33 contracts, the vertical projection of the pressing block 34 on the base 31 is located on the outer side of the workpiece 6, the second shaft 36 is located above the first shaft 35, the second shaft 36 is located between the first shaft 35 and the third shaft 37, and the pressing block 34 is in an inclined state.

Referring to fig. 2 and 3, a positioning plate 3121 is vertically fixed to the first seat 312, the positioning plate 3121 is located on a side of the workpiece 6 near the cylinder 33, a plane of the positioning plate 3121 is parallel to the Y axis, the positioning plate 3121 is used for the workpiece 6 to abut against, and when a side surface of the workpiece 6 abuts against the positioning plate 3121, a length direction of the workpiece 6 is parallel to the Y axis direction.

Referring to fig. 2 and 3, a chip blocking plate 11 is fixed on the workbench 1, the chip blocking plate 11 is located on the outer side of the positioning mechanism 3 and the milling machine body 2, the chip blocking plate 11 is located on one side, away from the oil cylinder 33, of the workpiece 6, and the chip blocking plate 11 is used for blocking machining scraps flying to operators in the machining process, so that the chip blocking plate plays a role in protecting the operators.

Referring to fig. 2-5, a groove 343 is formed on a side surface of the pressing block 34 facing the workpiece 6, a fan-shaped laser lamp is detachably connected in the groove 343, and multiple laser beams are emitted from the fan-shaped laser lamp toward the workpiece 6, so that the multiple laser beams are dispersed in a fan shape, a plane where the multiple laser beams are located together is a first surface, the first surface is a vertical surface, the first surface is perpendicular to the Y-axis direction, and the first surface is located at the center position of the two milling machine bodies 2. The plurality of laser lines of the fan-shaped laser lamp are irradiated on the workpiece 6, one straight line formed by the plurality of laser points is a middle line, so that an operator can be helped to adjust the position of the workpiece 6 on the first seat 312, like the two center posts 61 on the solenoid valve body of the embodiment can be better used as reference objects of the middle line, the workpiece 6 is more accurately positioned at the center positions of the two milling machine bodies 2, and the milling precision of the workpiece 6 is improved.

Referring to fig. 2 to 5, in order to make the pressing end 341 better abut against the workpiece 6, a deformable cushion 39 is detachably connected to a side surface of the pressing block 34 adjacent to the workpiece 6, the cushion 39 is located on the pressing end 341, and the cushion 39 is made of silica gel or a rubber material. Two clamping blocks 391 are fixed on one side surface of the cushion 39, which is close to the pressing block 34, two clamping grooves 344 which are respectively clamped and matched with the two clamping blocks 391 are formed on one side surface of the pressing block 34, the cushion 39 is provided with a through groove 392, the two clamping blocks 391 are respectively positioned on two sides of the through groove 392, when the two clamping blocks 391 are clamped on the two clamping grooves 344, the through groove 392 is opposite to the groove 343, and the through groove 392 is not blocked by the groove 343.

Referring to fig. 2-5, the pressing block 34 is provided with a locking piece 4, the locking piece 4 is used for locking the position of the fan-shaped laser lamp in the groove 343, the locking piece 4 comprises two driving pieces 41 and two locking pieces 42, the locking pieces 42 are slidably connected in the pressing block 34 along the axis direction parallel to the first shaft 35, the two driving pieces 41 respectively correspond to the two locking pieces 42, and the driving pieces 41 drive the locking pieces 42 to slide in the pressing block 34. The fan-shaped laser lamp is fixedly provided with a mounting block 5, locking grooves 51 matched with the locking blocks 42 are respectively formed in the side walls of two sides of the mounting block 5, the two locking blocks 42 are respectively located at two sides of the mounting block 5, the two locking blocks 42 respectively correspond to the two locking grooves 51, the locking blocks 42 extend into the corresponding locking grooves 51 to fix the mounting block 5 in the groove 343, and at the moment, the mounting block 5 is abutted against the bottom wall of the groove 343.

Referring to fig. 2-5, the second driving member 41 includes a spring 411, a screw 412 and a force applying block 413, the screw 412 is screwed on the pressing block 34 along an axial direction parallel to the first shaft 35, the two screws 412 are respectively located at two sides of the two locking blocks 42, one end of the screw 412 is rotatably connected to the corresponding locking block 42, and the other end of the screw 412 extends out of the pressing block 34 and is fixed on the force applying block 413. The spring 411 is sleeved on the corresponding screw 412, two ends of the spring 411 are respectively abutted against the outer wall of the pressing block 34 and the force applying block 413, and the spring 411 is always in a compressed state.

Referring to fig. 2-5, an operator adjusts the position of the pressing block 34 in the groove 343 by rotating the force applying block 413, the mounting block 5 can be disengaged from the groove 343 when the locking block 42 is moved away from the groove 343, the mounting block 5 is fixed in the groove 343 when the locking block 42 is fitted into the locking groove 51, and the position of the mounting block 5 in the groove 343 can be finely adjusted by rotating the force applying block 413, so that the first face where the plurality of laser lines are located can be maintained at the center positions of the two milling machine bodies 2.

Of course, the above is only a typical example of the utility model, and other embodiments of the utility model are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation fall within the scope of the utility model claimed.

Claims (8)

1. The utility model provides a double-sided milling machine, includes workstation (1) and sets up milling machine body (2) and positioning mechanism (3) on workstation (1), positioning mechanism (3) include first (32) of driving piece, base (31), hydro-cylinder (33) and press block (34), first (32) of driving piece drive base (31) slide along the horizontal direction on workstation (1), base (31) are used for accepting by processing work piece (6), milling machine body (2) are used for milling surface processing to the terminal surface of work piece (6), its characterized in that: the positioning mechanism (3) further comprises a first shaft (35), a second shaft (36), a third shaft (37) and a connecting rod (38), wherein the first shaft (35) and the second shaft (36) penetrate through and are rotationally connected to the pressing block (34) along the horizontal axis direction, the third shaft (37) is horizontally rotationally connected to the base (31), the first shaft (35), the second shaft (36) and the third shaft (37) are arranged in parallel, two ends of the pressing block (34) are respectively provided with a pressing end (341) and a control end (342), the pressing end (341) is used for pressing a workpiece (6) on the base (31), the first shaft (35) is located on the control end (342), the second shaft (36) is located between the pressing end (341) and the control end (342), and the third shaft (37) is located on one side, close to the workpiece (6), of the first shaft (35).

The cylinder (33) is fixed on the base (31) and the piston rod of the cylinder (33) is vertically upwards arranged, the first shaft (35) penetrates through and is rotationally connected to the piston rod of the cylinder (33), the second shaft (36) and the third shaft (37) are respectively rotationally connected to two ends of the connecting rod (38), when the piston rod of the cylinder (33) stretches out, the pressing end (341) is abutted against the workpiece (6), and when the piston rod of the cylinder (33) contracts, the vertical projection of the pressing block (34) on the base (31) is located on the outer side of the workpiece (6).

2. A double-sided milling machine as claimed in claim 1, wherein: the base (31) is provided with a locating plate (3121), the locating plate (3121) is positioned between the workpiece (6) and the oil cylinder (33), the locating plate (3121) is used for supporting the workpiece (6), and when the side surface of the workpiece (6) supports against the locating plate (3121), the processing end surface of the workpiece (6) is perpendicular to the direction of the milling cutter rotation axis of the milling machine body (2).

3. A double-sided milling machine as claimed in claim 1, wherein: be equipped with on workstation (1) and keep off bits board (11), it is located one side of positioning mechanism (3) and milling machine body (2) to keep off bits board (11), it flies to operating personnel's processing sweeps to keep off bits board (11) and be used for sheltering from in the course of working.

4. A double-sided milling machine as claimed in claim 1, wherein: a deformable soft cushion (39) is arranged on the side surface of the pressing block (34) close to the workpiece (6), and the pressing end (341) is abutted to the workpiece (6) through the soft cushion (39).

5. A double-sided milling machine as claimed in claim 1, wherein: the milling machine body (2) is two, the two milling machine bodies (2) are respectively located at two sides of the positioning mechanism (3), the two milling machine bodies (2) respectively process end faces at two ends of the workpiece (6), and two ends of the workpiece (6) are always located at two sides of the pressing block (34).

6. A double-sided milling machine as claimed in claim 5, wherein: the pressing block (34) is provided with a groove (343) towards one side surface of the workpiece (6), a fan-shaped laser lamp is detachably connected in the groove (343), multiple laser beams are emitted towards one side of the workpiece (6) by the fan-shaped laser lamp, the multiple laser beams are dispersed in a fan shape, a plane where the multiple laser beams are located is a first face, the first face is perpendicular to the direction of the milling cutter rotation axis of the milling machine body (2), and the first face is located at the center of the two milling machine bodies (2).

7. The double-sided milling machine of claim 6, wherein: still include locking piece (4), locking piece (4) are used for locking the position of fan-shaped laser lamp, locking piece (4) are including driving piece two (41) and locking piece (42), locking piece (42) are along perpendicular to the depth direction sliding connection of recess (343) in pressing block (34), driving piece two (41) drive locking piece (42) are sliding in pressing block (34), be equipped with installation piece (5) on the fan-shaped laser lamp, set up on installation piece (5) lateral wall with locking piece (42) matched locking groove (51), locking piece (42) stretch into in locking groove (51) with installation piece (5) butt on recess (343) inner wall.

8. A double-sided milling machine as claimed in claim 7, wherein: the second driving piece (41) comprises a spring (411), a screw rod (412) and a force application block (413), the screw rod (412) is connected to the pressing block (34) in a threaded mode along the sliding direction parallel to the locking block (42), one end of the screw rod (412) is connected to the locking block (42) in a rotating mode, the other end of the screw rod (412) extends out of the pressing block (34) and is fixed to the force application block (413), the spring (411) is sleeved on the screw rod (412), and two ends of the spring (411) are respectively abutted to the outer wall of the pressing block (34) and the force application block (413).