CN204818837U - Manual clamping formula off -centre vertical milling machine for BTA - Google Patents

Abstract

Manual clamping formula off -centre vertical milling machine for BTA includes the base, establishes the stand on the base and establish the power drive device on the stand, and the stand front side is equipped with the slide rail along the vertical direction, and sliding connection has the elevating platform on the slide rail, and the power take off end transmission of power drive device is connected with diamond clamp, and the diamond clamp centre gripping has the vertically drill bit, and there is the work piece holder front side through forked tail slot type structure sliding connection on the elevating platform, and the work piece holder includes manual clamping mechanism and two positioning mechanism. The utility model discloses simple structure, easily control, convenient operation, degree of automation be high, is applied to the drilling operation of cylindrical parts's eccentric deep hole specially, easily processing fix a position accurately, the practicality is strong, easily popularization and application.

Description

The eccentric deep hole machining vertical knee-type milling machine of hand-operated clamping formula

Technical field

The utility model belongs to machinery manufacturing technology field, particularly relates to the eccentric deep hole machining vertical knee-type milling machine of a kind of hand-operated clamping formula.

Background technology

At present, in the processing always more complicated of mechanical processing industry to the homoaxial eccentric deep hole of cylindrical work, and machining accuracy is difficult to ensure; Also have and adopt milling machine to carry out boring eccentric deep hole, owing to there is no suitable clamp fixture, be also difficult to processing, and security reliability is poor; Drilling machine is processed, and positioning datum is bad to be chosen, and bore operation is also difficult to processing, and in order to overcome the above problems, people are seeking one more preferably technical solution always.

Utility model content

The utility model, in order to solve weak point of the prior art, provides a kind of hand-operated clamping formula being easy to operate, machining accuracy is high, security reliability is high eccentric deep hole machining vertical knee-type milling machine.

For solving the problems of the technologies described above, the utility model adopts following technical scheme: the eccentric deep hole machining vertical knee-type milling machine of hand-operated clamping formula, the Power Drive Unit comprising base, be located at the column on base and be located on column, vertically slide rail is provided with on front side of column, slide rail slidably connects lifting platform, the clutch end of Power Drive Unit is connected with drilling attachment, drilling attachment is clamped with vertical drill bit, on lifting platform, front side slidably connects work piece holder by dovetail groove type structure, and work piece holder comprises Manual clamping mechanism and two detent mechanisms;

Each detent mechanism includes connecting plate and location clamp, connecting plate is fixedly connected on lifting platform by connecting bolt, correspondingly between connecting plate trailing flank with lifting platform leading flank be provided with flat key groove, positioning key is provided with in flat key groove, connecting plate leading flank is fixedly connected with on rear side of the clamp of location by contiguous block, between connecting plate leading flank and location clamp trailing flank, there is the installing port being positioned at the contiguous block left and right sides, connecting bolt is positioned at installing port, V-type mouth is provided with on front side of the clamp of location, V-type mouth forward and central axis arrange, the up and down corresponding and center line of the V-type mouth of two location clamps overlaps, the center line of V-type mouth is parallel with drill bit and be all positioned on vertical plane along the longitudinal direction, the gripper shoe be positioned at below compared with location, one, downside clamp is provided with on front side of lifting platform,

Manual clamping mechanism comprises horizontally disposed two backstays along the longitudinal direction, two backstays are between two location clamps and be positioned at the left and right sides of V-type mouth, the rear end of two backstays is all fixedly connected on lifting platform, two backstays are equipped with the pressing plate be positioned on front side of the clamp of location, two backstay nose threads are connected with the clamp nut with the top press-fit of pressing plate leading flank, before and after two backstays are all coated with respectively with the Compress Spring of pressing plate and the press-fit of lifting platform top.

Described connecting plate, contiguous block and location clamp are integrated machine-shaping.

Adopt technique scheme, the utility model is when working use, between V-type mouth cylindrical work being vertically placed into location clamp and pressing plate, cylindrical work lower end is placed on the supporting plate, and then stubborn clamp nut, overcome the elastic force of Compress Spring, drive pressing plate mobile V-type mouth place cylindrical work being pressed to location clamp backward, thus complete the clamping and positioning to cylindrical work.Then Power Drive Unit is started, Power Drive Unit drives bit, then the lifting platform manipulating milling machine moves up, and the center line due to V-type mouth is parallel with drill bit and be all positioned on vertical plane along the longitudinal direction, so just can complete the operation of eccentric processing deep hole.When needs adjustment eccentric throw, Power Drive Unit, along the guide rail movement of column upper surface, realizes the milling of different eccentric throw workpiece.

The effect of Compress Spring is: contacted with clamp nut all the time by pressing plate, makes pressing plate can not move backward along guide post like this and have influence on to place cylindrical work between V-type mouth and pressing plate.

In sum, the utility model structure is simple, be easy to manipulation, easy to operate, automaticity is high, is specifically applied to the bore operation of the eccentric deep hole of cylindrical work, is easy to processing, accurate positioning, practical, is easy to apply.

Accompanying drawing explanation

Fig. 1 is the structural representation after the utility model removes Manual clamping mechanism;

Fig. 2 is the top view that Fig. 1 adds Manual clamping mechanism.

Detailed description of the invention

As depicted in figs. 1 and 2, the eccentric deep hole machining vertical knee-type milling machine of hand-operated clamping formula of the present utility model, comprise base 1, the Power Drive Unit 3 being located at the column 2 on base 1 and being located on column 2, slide rail 4 is vertically provided with on front side of column 2, slide rail 4 slidably connects lifting platform 5, the clutch end of Power Drive Unit 3 is connected with drilling attachment 6, drilling attachment 6 is clamped with vertical drill bit 7, on lifting platform 5, front side slidably connects work piece holder by dovetail groove type structure, work piece holder comprises Manual clamping mechanism and two detent mechanisms, each detent mechanism includes connecting plate 8 and location clamp 9, connecting plate 8 is fixedly connected on lifting platform 5 by connecting bolt 10, correspondingly between connecting plate 8 trailing flank with lifting platform 5 leading flank be provided with flat key groove, positioning key 11 is provided with in flat key groove, connecting plate 8 leading flank is fixedly connected with on rear side of the clamp 9 of location by contiguous block 24, between connecting plate 8 leading flank and location clamp 9 trailing flank, there is the installing port 26 being positioned at contiguous block 24 left and right sides, connecting bolt 10 is positioned at installing port 26, V-type mouth is provided with on front side of the clamp 9 of location, V-type mouth forward and central axis arrange, the up and down corresponding and center line of the V-type mouth of two location clamps 9 overlaps, the center line of V-type mouth is parallel with drill bit 7 and be all positioned on vertical plane along the longitudinal direction, the gripper shoe 12 be positioned at below compared with location, one, downside clamp 9 is provided with on front side of lifting platform 5.

Manual clamping mechanism comprises horizontally disposed two backstays 13 along the longitudinal direction, two backstays 13 are between two location clamps 9 and be positioned at the left and right sides of V-type mouth, the rear end of two backstays 13 is all fixedly connected on lifting platform 5, two backstays 13 are equipped with the pressing plate 14 be positioned on front side of the clamp 9 of location, two backstay 13 nose threads push up the Compress Spring 16 of press-fit with pressing plate 14 and lifting platform 5 before and after being connected with and clamp nut 15, two backstays 13 with the top press-fit of pressing plate 14 leading flank being all coated with respectively.

Connecting plate 8, contiguous block 24 and location clamp 9 are integrated machine-shaping, fully strengthen positioning intensity and location accuracy.

The utility model is when working use, between V-type mouth cylindrical work 25 being vertically placed into location clamp 9 and pressing plate 14, cylindrical work 25 lower end is placed in gripper shoe 12, and then stubborn clamp nut 15, overcome the elastic force of Compress Spring 16, drive pressing plate 14 mobile V-type mouth place cylindrical work 25 being pressed to location clamp 9 backward, thus complete the clamping and positioning to cylindrical work 25.Then Power Drive Unit 3 is started, Power Drive Unit 3 drives drill bit 7 to rotate, then the lifting platform 5 manipulating milling machine moves up, and the center line due to V-type mouth is parallel with drill bit 7 and be all positioned on vertical plane along the longitudinal direction, so just can complete the operation of eccentric processing deep hole.When needs adjustment eccentric throw, Power Drive Unit 3, along the guide rail movement of column 2 upper surface, realizes the milling of different eccentric throw workpiece.

The effect of Compress Spring 16 is: contacted with clamp nut 15 all the time by pressing plate 14, makes pressing plate 14 can not move backward along guide post like this and have influence on to place cylindrical work 25 between V-type mouth and pressing plate 14.

The present embodiment not does any pro forma restriction to shape of the present utility model, material, structure etc.; every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all belong to the protection domain of technical solutions of the utility model.

Claims (2)

1. the eccentric deep hole machining vertical knee-type milling machine of hand-operated clamping formula, the Power Drive Unit comprising base, be located at the column on base and be located on column, vertically slide rail is provided with on front side of column, slide rail slidably connects lifting platform, the clutch end of Power Drive Unit is connected with drilling attachment, drilling attachment is clamped with vertical drill bit, it is characterized in that: on lifting platform, front side slidably connects work piece holder by dovetail groove type structure, and work piece holder comprises Manual clamping mechanism and two detent mechanisms;

Each detent mechanism includes connecting plate and location clamp, connecting plate is fixedly connected on lifting platform by connecting bolt, correspondingly between connecting plate trailing flank with lifting platform leading flank be provided with flat key groove, positioning key is provided with in flat key groove, connecting plate leading flank is fixedly connected with on rear side of the clamp of location by contiguous block, between connecting plate leading flank and location clamp trailing flank, there is the installing port being positioned at the contiguous block left and right sides, connecting bolt is positioned at installing port, V-type mouth is provided with on front side of the clamp of location, V-type mouth forward and central axis arrange, the up and down corresponding and center line of the V-type mouth of two location clamps overlaps, the center line of V-type mouth is parallel with drill bit and be all positioned on vertical plane along the longitudinal direction, the gripper shoe be positioned at below compared with location, one, downside clamp is provided with on front side of lifting platform,

Manual clamping mechanism comprises horizontally disposed two backstays along the longitudinal direction, two backstays are between two location clamps and be positioned at the left and right sides of V-type mouth, the rear end of two backstays is all fixedly connected on lifting platform, two backstays are equipped with the pressing plate be positioned on front side of the clamp of location, two backstay nose threads are connected with the clamp nut with the top press-fit of pressing plate leading flank, before and after two backstays are all coated with respectively with the Compress Spring of pressing plate and the press-fit of lifting platform top.

2. the eccentric deep hole machining vertical knee-type milling machine of hand-operated clamping formula according to claim 1, is characterized in that: described connecting plate, contiguous block and location clamp are integrated machine-shaping.