CN215999592U

CN215999592U - Boring machine self-centering pressing expansion tool platform

Info

Publication number: CN215999592U
Application number: CN202122681478.3U
Authority: CN
Inventors: 王龙飞
Original assignee: Baoji Mengtai Petroleum Machinery Co ltd
Current assignee: Baoji Mengtai Petroleum Machinery Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-03-11
Anticipated expiration: 2031-11-03

Abstract

The self-centering pressing expansion tool platform for the boring machine comprises a workbench, wherein a pair of V-shaped supporting blocks which are symmetrical left and right are arranged on the upper end surface of the workbench; the V-shaped supporting block body is provided with an inwards concave horizontal pressing groove; the first pressing plate component presses the horizontal pressing groove to tightly fix the V-shaped supporting block on the upper end surface of the workbench; a horizontal axial V-shaped self-centering working surface is arranged at the top end of the longitudinal section of the V-shaped supporting block body; the tubular shaft type workpiece is coaxially and automatically centered and horizontally placed along the V-shaped self-centering working surface; the second pressing plate assembly tightly presses and fixes the tubular shaft workpiece on the V-shaped self-centering working surface of the V-shaped supporting block. The utility model can realize the extension support of the workbench in the X direction or the Y direction; the technical problem of self-centering pressing and fixing of large tubular shaft workpieces such as petroleum discharge pipes on a boring machine workbench with limited space size is effectively solved; simple structure, economy and practicality.

Description

Boring machine self-centering pressing expansion tool platform

Technical Field

The utility model belongs to the technical field of the supplementary frock that compresses tightly of operation transportation boring machine work piece, concretely relates to boring machine compresses tightly extension frock platform from centering.

Background

At present, a horizontal boring machine (see fig. 1 and 2) generally comprises a machine body 1 fixed on the ground, an X downward sliding seat 2 is slidably and fittingly installed on the machine body 1, a Y upward sliding seat 3 is slidably and fittingly installed on the X downward sliding seat 2, and a workbench 4 is installed on the Y upward sliding seat 3; a Z-direction upright post 6 is arranged at the rear side of the lathe bed 1, the Z-direction upright post 6 is vertically arranged in space and is slidably matched with an X-direction spindle box 5, and a boring shaft 7 is arranged at the front end of the X-direction spindle box 5; the feeding servo motor and the electric system are further included. However, since the space size of the boring table 4 is limited, in the case of a large tubular shaft workpiece such as an oil discharge pipe, the oil discharge pipe cannot be reliably and self-centering pressed and fixed to the conventional table 4 in boring. In view of this, the following technical solutions are proposed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the utility model provides a boring machine compresses tightly extension frock platform from centering, solves such as the fixed technical problem of self-centering compress tightly of large-scale tubular shaft class work piece on the boring machine workstation that space dimension is limited such as oil discharge pipe.

The utility model adopts the technical proposal that: the boring machine self-centering pressing expansion tooling platform comprises a workbench, wherein a pair of V-shaped supporting blocks which are symmetrical left and right are arranged on the upper end surface of the workbench; the V-shaped supporting block body is provided with an inwards concave horizontal pressing groove; the first pressing plate component presses the horizontal pressing groove to tightly fix the V-shaped supporting block on the upper end surface of the workbench; a horizontal axial V-shaped self-centering working surface is arranged at the top end of the longitudinal section of the V-shaped supporting block body; the tubular shaft type workpiece is coaxially and automatically centered and horizontally placed along the V-shaped self-centering working surface; the second pressing plate assembly tightly presses and fixes the pipe shaft type workpiece on the V-shaped self-centering working surface.

In the above technical solution, further: the upper end face of the V-shaped self-centering working face is provided with a supporting assembly with adjustable height; the supporting component is used for supporting the lower end face of the suspension part of the pipe shaft type workpiece.

In the above technical solution, further: the supporting component consists of a supporting block and a first height-adjusting bolt; the supporting block is horizontally placed on the upper end face of the V-shaped self-centering working face; the supporting block body is provided with a vertical internal thread hole; the first height-adjusting bolt is screwed in the vertical internal threaded hole to adjust the height of the first height-adjusting bolt; and the nut of the first heightening bolt tightly props against the lower end surface of the suspended part of the pipe shaft type workpiece so as to support the pipe shaft type workpiece.

In the above technical solution, further: the first pressure plate assembly consists of a first cushion block, a first pressure plate and a first compression bolt; one end of the first pressure plate is erected on the upper end surface of the first cushion block; the other end of the first pressing plate presses down the horizontal pressing groove; a first compression bolt penetrates through the first pressing plate strip-shaped hole and then is screwed into the inner threaded hole of the workbench to compress and fix the V-shaped supporting block on the upper end surface of the workbench.

In the above technical solution, further: the second pressure plate assembly consists of a second cushion block, a height-adjusting frustum, a second height-adjusting bolt, a second pressure plate and a second compression bolt; the second cushion block is formed by stacking a plurality of cushion blocks; the height-adjusting frustum is horizontally placed on the upper end face of the second cushion block; the height-adjusting frustum is provided with an internal threaded hole; the second height-adjusting bolt is screwed into the internal threaded hole of the height-adjusting frustum to adjust the extending length of the second height-adjusting bolt; one end of the second pressure plate is erected on the upper end surface of the second height-adjusting bolt and nut; the other end of the second pressing plate presses the upper end surface of the pipe-type workpiece downwards; and the second compression bolt penetrates through the strip-shaped hole of the second pressing plate and then is screwed into the internal thread hole of the workbench so as to compress and fix the tubular shaft workpiece on the upper end surface of the V-shaped supporting block.

The utility model has the advantages compared with the prior art:

1. the utility model discloses a pair of V type supporting shoe can effectively prolong the supporting dimension of workstation to large-scale work piece, satisfies the clamping demand of large-scale hollow shaft class work piece such as oil discharge pipe on the boring machine workstation.

2. The utility model discloses the V-arrangement of V type supporting shoe can satisfy the self-centering clamping support demand of hollow shaft class work piece from centering working face, reduces the assembly positioning degree of difficulty of hollow shaft class work piece, improves positioning accuracy.

3. The utility model discloses the unsettled department of the effective stay tube axle type work piece of supporting component that can heighten, and supporting component possess and heighten the function, heighten bearing structure simple, reliable, practical, can satisfy the adaptability regulation demand of the unsettled support in unidimensional hollow shaft type work piece bottom.

4. The utility model discloses the adaptability that second clamp plate subassembly that can heighten can satisfy different high hollow shaft class work pieces of diameter compresses tightly the regulation demand, compresses tightly and adjusts simple structure reliably, economical and practical.

Drawings

FIG. 1 is a schematic view of a boring machine according to the prior art;

FIG. 2 is a front view of the table of FIG. 1;

FIG. 3 is a front view of the boring machine after being installed on the worktable of the boring machine;

FIG. 4 is a perspective view of the boring machine after being installed on the worktable of the boring machine;

FIG. 5 is a perspective view of one of the V-shaped support blocks of the present invention;

in fig. 3-5: 4-a workbench, 5-a V-shaped supporting block, 6-a horizontal pressure groove, 7-a first pressure plate assembly, 8-a V-shaped self-centering working surface, 9-a tubular shaft workpiece, 10-a second pressure plate assembly and 11-a supporting assembly; 111-support block, 112-first height-adjusting bolt; 701-a first cushion block, 702-a first pressure plate, 703-a first compression bolt; 101-a second cushion block, 102-an elevation frustum, 103-a second elevation bolt, 104-a second pressure plate and 105-a second compression bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 3-5 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

(as shown in fig. 3) the boring machine self-centering pressing expansion tooling platform comprises a workbench 4, and a large-pipe shaft workpiece 9 cannot be clamped due to the limited size of the workbench 4. To expand the size of the table 4: the upper end surface of the workbench 4 is provided with a pair of V-shaped supporting blocks 5 which are symmetrical to each other in a left-right axis mode. It should be noted that: the V-shaped supporting blocks 5 with the left and right axisymmetrics are precisely pre-positioned by means of a tool during clamping, so that the realization of the subsequent self-centering function is ensured.

(as shown in fig. 5), the V-shaped supporting block 5 with the left and right axisymmetric blocks is provided with a concave horizontal pressing groove 6.

When in use: when the V-shaped support block 5 is placed along the Y-axis of the workbench 4, the V-shaped support block 5 is used to expand the Y-direction length of the workbench. When the V-shaped supporting block 5 is placed along the X direction of the workbench 4, the V-shaped supporting block 5 is used for expanding the X direction length of the workbench. The horizontal pressure groove 6 is formed in the outer side wall of the block body, and the horizontal pressure groove 6 is used for compressing and fixing the block body of the V-shaped supporting block 5 at a low position.

Therefore, the utility model discloses a pair of V type supporting shoe 5 can effectively prolong workstation 4 to the support size of large-scale work piece, satisfies large-scale hollow shaft class work piece 9 such as the support demand of oil discharge pipe on boring machine workstation 4.

On the basis of the above steps: in order to detachably fix the V-shaped supporting block 5 on the workbench in a height-adjustable pressing mode, the first pressing plate assembly 7 presses the horizontal pressing groove 6 to fix the V-shaped supporting block 5 on the upper end face of the workbench 4 in a pressing mode.

(as shown in fig. 3 and 4) in the above embodiment, further: the first pressure plate assembly 7 is composed of a first cushion block 701, a first pressure plate 702 and a first compression bolt 703.

It should be noted that: the height of the first head block 701 is preferably the same as the groove height of the horizontal pressing groove 6 of the V-shaped supporting block 5. When the heights are different, the height supporting and adjusting function of the first pressure plate assembly 7 can be realized by increasing or decreasing the number of the first cushion blocks 701.

One end of the first pressure plate 702 is erected on the upper end face of the first cushion block 701; the other end of the first presser 702 presses down the horizontal pressing groove 6. To secure the first platen 702: the first pressing bolt 703 penetrates through the strip-shaped hole of the first pressing plate 702 and then is screwed into the internal thread hole of the workbench 4 so as to press and fix the V-shaped supporting block 5 on the upper end surface of the workbench 4.

Meanwhile, (see fig. 5) the top end of the longitudinal section of the block body of the V-shaped supporting block 5 is provided with a horizontal and axial V-shaped self-centering working surface 8. The pipe shaft type workpiece 9 is coaxially and automatically centered and horizontally placed along the V-shaped self-centering working surface 8. The machining precision of the V-shaped self-centering working surface 8 meets the self-centering requirement.

Therefore, the utility model discloses V-arrangement of V type supporting shoe 5 can satisfy hollow shaft class work piece 9 from the horizontal clamping support demand of centering from centering working face 8, reduces hollow shaft class work piece 9's the positioning degree of difficulty, improves positioning accuracy.

On the basis, the second pressure plate assembly 10 tightly presses and fixes the pipe shaft type workpiece 9 on the V-shaped self-centering working surface 8 of the V-shaped supporting block 5.

Due to the different sizes of the pipe shaft type workpieces, in order to adapt the pressing height of the second platen assembly 10: in the above embodiment, further: (as shown in fig. 4) the second platen assembly 10 is comprised of a second spacer block 101, a height adjustment frustum 102, second height adjustment bolts 103, a second platen 104, and second hold-down bolts 105.

Wherein the second cushion block 101 is formed by stacking a plurality of cushion blocks; the height of the second cushion block 101 is adaptively adjusted according to the height change of the tubular shaft type workpiece 9, and the pressing end face of the second pressing plate assembly 10 is slightly higher than the height of the upper end face of the tubular shaft type workpiece 9.

Next, the height-adjusting frustum 102 is horizontally placed on the upper end face of the second cushion block 101; the height-adjusting frustum 102 is provided with an internal threaded hole; the second height-adjusting bolt 103 is screwed into the internal threaded hole of the height-adjusting frustum 102 to adjust the protruding length of the second height-adjusting bolt 103.

Namely under the condition of small-size height change adjustment: the second height-adjusting bolt 103 is directly rotated without increasing or decreasing the second cushion block 101, so that the extension length of the second height-adjusting bolt 103 is changed, and the compression height of the second pressure plate assembly 10 can be finely adjusted.

On the basis of the above steps: the same as the prior art is that: one end of the second pressure plate 104 is erected on the upper end face of a nut of the second height-adjusting bolt 103; the other end of the second pressure plate 104 presses the upper end surface of the pipe shaft type workpiece 9 downwards.

For the press-fit fixing of the second pressure plate 104: and the second compression bolt 105 penetrates through the strip-shaped hole of the second pressing plate 104 and then is screwed into the internal thread hole of the workbench 4 so as to compress and fix the tubular shaft workpiece 9 on the upper end surface of the V-shaped supporting block 5.

Therefore, the utility model discloses second clamp plate subassembly 10 that can heighten can satisfy the adaptability that different diameter height hollow shaft class work pieces 9 and compress tightly the regulation demand, compresses tightly and adjusts simple structure reliably, economical and practical.

(as shown in fig. 3 and 4) in the above embodiment, further: the upper end surface of the V-shaped self-centering working surface 8 is provided with a supporting component 11 with adjustable height; the supporting component 11 is used for supporting the lower end face of the suspension part of the pipe shaft type workpiece 9. It should be noted that all the structures of the supporting component 11 that can realize supporting adjustment are suitable for the present application.

Preferably: for adopting the simplest structure, realize supporting component 11's demountable installation, realize supporting component 11's convenient height-adjusting function simultaneously:

in the above embodiment, further: the support assembly 11 is composed of a support block 111 and a first height-adjusting bolt 112.

Wherein, the supporting block 111 is a strip-shaped block structure; the supporting block 111 is flatly placed on the upper end face of the V-shaped self-centering working face 8, and the strip-shaped block body of the supporting block 11 is placed across the V-shaped self-centering working face 8. Because the supporting block 111 is provided with a vertical internal threaded hole; therefore, the first height-adjusting bolt 112 is screwed into the vertical internal threaded hole to adjust the protruding height of the first height-adjusting bolt 112; until the nut of the first height-adjusting bolt 112 abuts against the lower end face of the suspended part of the pipe shaft workpiece 9 to support the suspended part of the pipe shaft workpiece 9.

Therefore, the utility model discloses the unsettled department of the effective stay tube axle class work piece 9 of supporting component 11 that can heighten, and supporting component 11 possesses the function of heightening, heightens that bearing structure is simple, reliable, practical, can satisfy the not adaptability regulation demand of the unsettled support in unidimensional hollow shaft class work piece 9 bottoms.

Moreover, the tubular shaft workpiece 9 to be processed can be firmly, stably and reliably supported through the combined action of the supporting component 11 and the V-shaped supporting block 5, so that the problem of processing deformation is avoided.

The utility model discloses a theory of operation does: the V-shaped supporting block 5 is pressed and fixed on the upper end face of the workbench 4 through a first pressing plate assembly 7, and self-centering positioning of a pipe shaft workpiece 9 is realized through a V-shaped self-centering working face 8 of the V-shaped supporting block 5; and then, the second pressure plate assembly 10 is used for tightly pressing the tubular shaft type workpiece 9, the tubular shaft type workpiece 9 is prevented from shaking, the equipment is started, and boring processing of the tubular shaft type workpiece 9 is started.

When workpieces with different models and sizes are replaced for machining: the orientation of the position of the V-shaped support block 5 is adaptively adjusted and the first presser plate assembly 7 is installed, thereby first pressing, collinearly positioning and fixing the V-shaped support block 5. According to the height of a workpiece, the height of a second cushion block 101 is increased or decreased adaptively, then the extending height of a second heightening bolt 103 is finely adjusted and rotated, and then a second pressing bolt 105 is used for pressing a second pressing plate 104 against the upper end face of the workpiece to fix the workpiece, so that the adjustable pressing and fixing of tubular shaft workpieces 9 with different sizes are realized, and the boring processing requirements of workpieces with multiple sizes are met.

From the above description it can be found that: the V-shaped supporting block 5 of the utility model can realize the X-direction extension support of the worktable 4; the Y-direction extension support of the workbench 4 can be realized; the self-centering pressing and fixing device not only solves the technical problem of self-centering pressing and fixing of large tubular shaft workpieces 9 such as petroleum discharge pipes on the boring machine workbench 4 with limited space size. The adaptability of different sizes of workpieces is also met, the requirement for pressing and adjusting is met, and the universality is ideal.

All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. Boring machine compresses tightly extension frock platform from centering, including workstation (4), its characterized in that: a pair of V-shaped supporting blocks (5) which are symmetrical left and right are arranged on the upper end surface of the workbench (4); the V-shaped supporting block (5) is provided with an inwards concave horizontal pressing groove (6) in a block body; the first pressure plate component (7) compresses the horizontal pressure groove (6) to compress and fix the V-shaped supporting block (5) on the upper end surface of the workbench (4); a horizontal and axial V-shaped self-centering working surface (8) is arranged at the top end of the longitudinal section of the block body of the V-shaped supporting block (5); the pipe shaft type workpiece (9) is coaxially and automatically centered and horizontally placed along the V-shaped self-centering working surface (8); and the second pressure plate assembly (10) tightly presses and fixes the pipe shaft type workpiece (9) on the V-shaped self-centering working surface (8).

2. The boring machine self-centering pressing expansion tool platform according to claim 1, characterized in that: the upper end surface of the V-shaped self-centering working surface (8) is provided with a supporting component (11) with adjustable height; the supporting component (11) is used for supporting the lower end face of the suspension part of the pipe shaft type workpiece (9).

3. The boring machine self-centering pressing expansion tool platform according to claim 2, characterized in that: the supporting component (11) consists of a supporting block (111) and a first height-adjusting bolt (112); the supporting block (111) is horizontally placed on the upper end face of the V-shaped self-centering working face (8); the supporting block (111) is provided with a vertical internal threaded hole; the first height-adjusting bolt (112) is screwed in the vertical internal threaded hole to adjust the height of the first height-adjusting bolt (112); and the nut of the first heightening bolt (112) is propped against the lower end surface of the suspension part of the pipe shaft type workpiece (9) to support the pipe shaft type workpiece (9).

4. The boring machine self-centering pressing expansion tool platform according to claim 1, characterized in that: the first pressure plate component (7) consists of a first cushion block (701), a first pressure plate (702) and a first compression bolt (703); one end of the first pressing plate (702) is erected on the upper end face of the first cushion block (701); the other end of the first pressing plate (702) presses down the horizontal pressing groove (6); the first pressing bolt (703) penetrates through the strip-shaped hole of the first pressing plate (702) and then is screwed into the internal thread hole of the workbench (4) so as to press and fix the V-shaped supporting block (5) on the upper end surface of the workbench (4).

5. The boring machine self-centering pressing expansion tool platform according to claim 1, characterized in that: the second pressure plate assembly (10) consists of a second cushion block (101), a height-adjusting frustum (102), a second height-adjusting bolt (103), a second pressure plate (104) and a second compression bolt (105); the second cushion block (101) is formed by stacking a plurality of cushion blocks; the height-adjusting frustum (102) is horizontally placed on the upper end face of the second cushion block (101); the height-adjusting frustum (102) is provided with an internal threaded hole; the second height-adjusting bolt (103) is screwed into an internal threaded hole of the height-adjusting frustum (102) to adjust the extending length of the second height-adjusting bolt (103); one end of the second pressure plate (104) is erected on the upper end face of a nut of the second height-adjusting bolt (103); the other end of the second pressing plate (104) presses the upper end face of the tubular shaft type workpiece (9) downwards; and the second compression bolt (105) penetrates through the strip-shaped hole of the second pressing plate (104) and then is screwed into the internal thread hole of the workbench (4) so as to compress and fix the pipe shaft type workpiece (9) on the upper end surface of the V-shaped supporting block (5).