CN208840892U - A kind of polar coordinates drilling machine for pivoting support punching - Google Patents

Abstract

The utility model discloses a kind of polar coordinates drilling machines for pivoting support punching, including rack (1), the servo principal axis (11) being set on rack (1) and the point drill bit (111) being set on servo principal axis (11)；It is characterized by: rotation is provided with rotary table (12) on the rack (1), the servo motor (13) being connect with rotary table (12) with for driving rotary table (12) to rotate is provided on the rack (1)；It is provided with several support plates (2) for being used for while supporting annular products (5) on the rotary table (12), the bracing means (3) for clamping annular products (5) is provided on the support plate (2).Since servo motor guarantees the consistent of annular products rotational angle, point drill bit is identical as the centre distance of annular products, to effectively improve and guarantee the precision of point；The machining accuracy of product is improved, and improves processing efficiency.

Description

A kind of polar coordinates drilling machine for pivoting support punching

Technical field

The utility model relates to annular products processing technique fields, more specifically, it relates to which a kind of be used for pivoting support The polar coordinates drilling machine of punching.

Background technique

Annular products are widely applied in mechanical equipment；When processing annular products, often faces and annular products are carried out Point and drilling process through-hole along its circumferential direction uniform intervals on annular products to realize.

Existing annular products referring to Fig.1, the rectangular in cross-section of annular products 5；Annular products 5 are along its axial two side walls It is parallel to each other, outer circle side wall and inner circle the side wall coaxial arrangement of annular products 5.It needs to annular products 5 between it is circumferential uniformly Before processing through-hole, need first to cross to annular products 5, the point of intersection of two scribing line is to need the position of point and drilling It sets；Point can tap to be formed by hammer by tip pin, and then annular products 5 are bored at point by drill bit It cuts；The groove that point is formed is convenient for the position of positioning drill bit, meanwhile, the abrasion of bit point of the drill is reduced, making for bit point of the drill is extended Use the service life.

But since the middle part of annular products 5 is hollow structure, so the center location of annular products 5 is not easy to determine； When skidding off round loop wire on annular products 5 and radially crossing, there is error, leads to the intersection point (point of two scribing line Position) there are deviations, the precision of point is low, influences the precision of subsequent drilling, therefore to be improved.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide it is a kind of for pivoting support punching Polar coordinates drilling machine effectively improves the advantage of positional accuracy.

To achieve the above object, the utility model provides following technical solution:

A kind of polar coordinates drilling machine for pivoting support punching, including rack, the servo principal axis being set in rack and sets The point drill bit being placed on servo principal axis；Rotation is provided with rotary table in the rack, is provided with and turns round in the rack Workbench connection is with the servo motor for driving rotary table to rotate；Several are provided on the rotary table to be used for The support plate of annular products is supported simultaneously, and the bracing means for clamping annular products is provided in the support plate.

Annular products are put first when needing to carry out point milling to annular products by using above-mentioned technical proposal It sets on the supporting plate, bracing means is fixed；Then it drives rotary table to be rotated by servo motor, puts drill bit position At annular products, annular products are radial identical as the distance between point drill bit, then show that annular products are same with rotary table Axis；When carrying out point milling, servo motor rotates once at interval of same time, to guarantee the angle phase of annular products rotation Together；When annular products stop operating, point drill bit is primary to annular products point milling downwards, final realization annular products whole Point milling；Since servo motor guarantees the consistent of annular products rotational angle, the centre distance phase of drill bit and annular products is put Together, to effectively improve and guarantee the precision of point；The machining accuracy of product is improved, and improves processing efficiency.

Further, the support plate is provided with T-slot far from the end wall in rotary table direction, and the T-slot is upward Extend to support plate upper surface；The bracing means includes securing plate, fixing bolt and fixture nut through securing plate；It is described Fixing bolt and T-slot inner sidewall slide along support plate length direction to be connected；The fixture nut is threadedly coupled with fixing bolt And it offsets with securing plate upper surface.

By using above-mentioned technical proposal, when placing annular products, fixing bolt can be slid, to avoid to ring Shape product impacts；When annular products place, fixing bolt can be slid at annular products, to consolidate to it It is fixed.

Further, downwardly convex be provided in one end that the securing plate is contacted with annular products can be with table on annular products The contact block that face paste is closed.

By using above-mentioned technical proposal, securing plate is contacted by contact block with annular products, to effectively avoid reinforcing Plate causes crushing to the edges and corners of annular products inner sidewall.

Further, the securing plate is connected with abutting screw rod far from the threaded one end of contact Block direction；The joining threaded hole The lower end of bar and the upper surface of support plate offset.

By using above-mentioned technical proposal, one end that screw rod is capable of the separate contact Block direction of bracing reinforcement plate is abutted, to protect The level of securing plate is held, and then the upper surface of contact block and annular products is made to be flush, reduces contact block to table on annular products Face every damage.

Further, the lower end for abutting screw rod is provided with abutting block；The block that abuts is along the cross for abutting screw rod radial direction Area of section, which is greater than, abuts screw rod along the cross-sectional area for abutting screw rod radial direction.

By using above-mentioned technical proposal, the contact area that block increase abuts bar and support plate is abutted, reduces and abuts bar pair Support plate upper surface every damage.

Further, the support plate lateral wall is provided with directly along its length to graduation mark.

By using above-mentioned technical proposal, when annular products are placed on the supporting plate, annular products are located at each support The straight size on graduation mark on plate is all the same, shows that annular products are coaxial with rotary table；In order to artificial quickly fixed Position annular products.

Further, described to be directly located on the side wall that support plate is arranged along the vertical direction to graduation mark.

By using above-mentioned technical proposal, annular products are located at the upper surface of support plate, because without may wear to directly to quarter Line is spent, avoids directly being worn to graduation mark.

Further, the support plate is detachably connected with rotary table.

By using above-mentioned technical proposal, in order to replace to support plate, make the ring of support plate carrying different weight Shape product.

Further, the rotary table upper surface is coaxially arranged with circular scale line.

By using above-mentioned technical proposal, when installing support plate, circular scale line is as a measuring basis, convenient for essence True fixed support plate.

In conclusion the utility model has the following beneficial effects:

1, by using servo motor driving rotary table rotation, and adjust annular products and rotary table it is same Axis；At work, interval same time rotation is primary, and then a drill bit is made to carry out positioning process to annular products for servo motor, Realize the effect for effectively improving positioning accuracy；

2, one end of securing plate is contacted by contact block with annular products, and the other end is connected by abutting screw rod with support plate Touching, middle part, to be fixed, effectively keep securing plate to be in a horizontal state by fixing bolt.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of annular products in background technique；

Fig. 2 is the structural schematic diagram in embodiment for the polar coordinates drilling machine of pivoting support punching；

Fig. 3 is in embodiment for embodying the schematic diagram of positional relationship between servo motor and rotary table；

Fig. 4 is the enlarged drawing of part A in Fig. 3.

In figure: 1, rack；11, servo principal axis；111, drill bit is put；12, rotary table；121, circular scale line；13, it watches Take motor；2, support plate；21, directly to graduation mark；22, T-slot；3, bracing means；31, securing plate；311, contact block；32, solid Determine bolt；33, fixture nut；4, screw rod is abutted；41, block is abutted；5, annular products.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment:

A kind of polar coordinates drilling machine for pivoting support punching, referring to Fig. 2 and Fig. 3 comprising rack 1 is set to rack 1 On servo principal axis 11 and the point drill bit 111 that is set on servo principal axis 11；Rotation is provided with rotary table 12 in rack 1, Servo motor 13 is provided in rack 1, the shaft of servo motor 13 is connect with rotary table 12, to drive rotary table 12 It is rotated.

It referring to Fig. 3, is bolted on rotary table 12 and is provided with several support plates 2, to support annular simultaneously Product 5；The quantity of support plate 2 in the present embodiment is three；Bracing means 3 is provided in support plate 2, for clamping annular Product 5 is fixed on annular products 5 in support plate 2.

Referring to Fig. 3, support plate 2 is detachably connected with rotary table 12, and support plate 2 is fixed on revolution work by screw On platform 12；In order to replace to support plate 2, the annular products 5 of different weight are carried；12 upper surface of rotary table is coaxial It is provided with circular scale line 121, when installing support plate 2, circular scale line 121 is used as a measuring basis, convenient for accurate Fixed support plate 2.

Referring to Fig. 3 and Fig. 4, support plate 2 is provided with T-slot 22 far from 12 direction end wall of rotary table, and T-slot 22 is upward Extend to the upper surface of support plate 2；Bracing means 3 includes securing plate 31, fixing bolt 32 and fixture nut 33, fixing bolt 32 Through securing plate 31, the bolt head and 22 inner sidewall of T-slot of fixing bolt 32 slide along 2 length direction of support plate to be connected；It is fixed Nut 33 is threadedly coupled with fixing bolt 32, and is offseted with 31 upper surface of securing plate；Fixture nut 33 is tightened, fixture nut 33 is right Securing plate 31 presses down on, while securing plate 31 presses down on annular products 5, so that annular products 5 be fixed.

Referring to Fig. 4, one end that securing plate 31 is contacted with annular products 5 is downwardly convex to be provided with contact block 311, contact block 311 fit with 5 upper surface of annular products, carry out crushing to avoid corner angle of the securing plate 31 after inclination to annular products 5.

Referring to Fig. 4, securing plate 31 is connected with far from the threaded one end in 311 direction of contact block and abuts screw rod 4, abuts screw rod 4 Lower end and the upper surface of support plate 2 offset, to guarantee that securing plate 31 is in a horizontal state；Contact block 311 being capable of horizontal pressing The upper surface of annular products 5 increases the contact area of contact block 311 and 5 upper surface of annular products, reduces contact block 311 to ring 5 upper surface of shape product every damage.

Referring to Fig. 4, the lower end for abutting screw rod 4, which is provided with, abuts block 41, abuts block 41 and is integrally formed with screw rod 4 is abutted；It supports It connects block 41 and is greater than abutting screw rod 4 along the radial cross-sectional area of abutting screw rod 4 along the radial cross-sectional area of screw rod 4 is abutted；With It reduces and abuts bar to 2 upper surface of support plate every damage.

Referring to Fig. 4,2 lateral wall of support plate is provided with along its length directly to graduation mark 21, when annular products 5 are placed on When in support plate 2, when annular products 5 are located in each support plate 2 simultaneously at identical graduation line, indicate annular products 5 and return Revolving worktable 12(is coaxial referring to Fig. 3).Directly it is located on the side wall that support plate 2 is arranged along the vertical direction to graduation mark 21；To avoid Annular products 5 to graduation mark 21 to directly causing to wear.

Working principle is as follows:

When needing to carry out point milling to annular products 5, annular products 5 are fixed by securing plate 31 first； The straight numerical value on graduation mark 21 for guaranteeing that annular products 5 are located in support plate 2 simultaneously is identical.

Annular products 5 and the concentricity of rotary table 12 can be measured；Start servo motor 13, turns round work Platform 12 drives annular products 5 to rotate；At this point, point drill bit 111 is moved at annular products 5；If annular products 5 are radial and put drill bit The distance between 111 are consistent, then show that annular products 5 and rotary table 12 are coaxial；Otherwise, it needs to annular products 5 Position adjust；It, can be manually in support plate when annular products 5 and rotary table 12 are coaxial, and after stationary annular product 5 2 upper surfaces are crossed, in order to the position of next quickly positioning annular products 5.

Then, servo motor 13 turns an angle every same time, and the distance to guarantee adjacent point is identical；Servo While motor 13 is stagnated, the point drill bit 111 on servo principal axis 11 carries out point milling to the upper surface of annular products 5, thus Process the groove at point；When rotary table 12 and annular products 5 rotate 360 degree, 5 upper surface point of annular products adds Work is completed.

Since drill bit 111 is identical at a distance from 5 axle center of annular products, to effectively improve the precision of point.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (9)

1. a kind of polar coordinates drilling machine for pivoting support punching, including rack (1), the servo principal axis being set on rack (1) (11) and the point drill bit (111) that is set on servo principal axis (11)；It is provided with back it is characterized by: being rotated on the rack (1) Revolving worktable (12) is provided on the rack (1) and is connect with rotary table (12) for driving rotary table (12) The servo motor (13) of rotation；Several are provided on the rotary table (12) to be used for while supporting annular products (5) Support plate (2) is provided with the bracing means (3) for clamping annular products (5) on the support plate (2).

2. a kind of polar coordinates drilling machine for pivoting support punching according to claim 1, it is characterised in that: the support Plate (2) is provided with T-slot (22) far from the end wall in rotary table (12) direction, and the T-slot (22) extends upwardly to support Plate (2) upper surface；The bracing means (3) includes securing plate (31), runs through the fixing bolt (32) of securing plate (31) and fix Nut (33)；The fixing bolt (32) and T-slot (22) inner sidewall slide along support plate (2) length direction to be connected；It is described solid Determine nut (33) to be threadedly coupled with fixing bolt (32) and offset with securing plate (31) upper surface.

3. a kind of polar coordinates drilling machine for pivoting support punching according to claim 2, it is characterised in that: the reinforcing One end that plate (31) is contacted with annular products (5) is downwardly convex to be provided with the contact block that can be bonded with annular products (5) upper surface (311)。

4. a kind of polar coordinates drilling machine for pivoting support punching according to claim 3, it is characterised in that: the reinforcing Plate (31) is connected with far from the threaded one end in contact block (311) direction and abuts screw rod (4)；It is described abut screw rod (4) lower end with The upper surface of support plate (2) offsets.

5. a kind of polar coordinates drilling machine for pivoting support punching according to claim 4, it is characterised in that: the abutting The lower end of screw rod (4), which is provided with, abuts block (41)；Described abut block (41) are greater than along the cross-sectional area for abutting screw rod (4) radial direction Screw rod (4) are abutted along the cross-sectional area for abutting screw rod (4) radial direction.

6. a kind of polar coordinates drilling machine for pivoting support punching according to claim 1, it is characterised in that: the support Plate (2) lateral wall is provided with directly along its length to graduation mark (21).

7. it is according to claim 6 it is a kind of for pivoting support punching polar coordinates drilling machine, it is characterised in that: it is described directly to Graduation mark (21) is located on the side wall that support plate (2) is arranged along the vertical direction.

8. a kind of polar coordinates drilling machine for pivoting support punching according to claim 1, it is characterised in that: the support Plate (2) is detachably connected with rotary table (12).

9. a kind of polar coordinates drilling machine for pivoting support punching according to claim 8, it is characterised in that: the revolution Workbench (12) upper surface is coaxially arranged with circular scale line (121).