CN220591172U - Orthopedic frock of thin tube-shape part - Google Patents

Abstract

The utility model relates to the field of tool fixtures and discloses an orthopedic tool for thin cylindrical parts, which comprises a base, wherein a plurality of L-shaped limiting blocks are fixed on the base, the L-shaped limiting blocks are uniformly distributed around the center of the base, an A threaded hole is formed in the horizontal plane of the inner angle of each limiting block, an A bolt is screwed in each A threaded hole, a wedge block is sleeved on each A bolt, the vertical surface of the inner angle of each limiting block is matched with the wedge surface of each wedge block, an A oblong through hole is formed in each wedge block in the vertical direction, each A oblong through hole extends towards the center of the base, and each A bolt penetrates through each A oblong through hole and is screwed into each A threaded hole. The beneficial effects of the utility model are as follows: and locking the screw on the wedge block to fix the position of the part, checking the roundness deformation of the part by a machine tool, synchronously striking the table and adjusting the bolt in the wedge block according to the deformation position and the deformation roundness value, and adjusting the position of the wedge block on the inclined surface of the limiting block according to the change of the gauge pin until the roundness is within a required range, thereby ensuring the roundness of the thin cylindrical part.

Description

Orthopedic frock of thin tube-shape part

Technical Field

The utility model relates to the field of tool fixtures, in particular to an orthopedic tool for a thin cylindrical part.

Background

The thin-wall part is usually a part with the wall thickness smaller than 3mm, has the characteristics of light weight, material saving, compact structure and the like, is widely applied to various industrial departments at present, the thin-wall part needs to be fixed when being processed, but the thin-wall part is thinner, so that the part has poorer steel hardness and weaker strength, deformation and damage can occur when the clamping force is overlarge, the part allowance is smaller, the part is stressed unevenly in a mode of constant pressure by adopting a pressing plate and a top block, the cutting stress is not effectively released, the finished part is seriously deformed, the processing quality cannot meet the requirements, and the Chinese patent (the name of the patent publication No. CN204381580U is the thin-wall cylindrical workpiece fixture clamp of a linear cutting machine tool) comprises a U-shaped bottom plate, a pressing head, a V-shaped groove pad table, a positioning baffle and a screw for driving the pressing head; the novel U-shaped base plate is characterized in that an L-shaped screw support is fixedly arranged on the upper side of one end of the U-shaped base plate, a screw is arranged on the L-shaped screw support through a threaded hole, a driving hand wheel is fixedly arranged at one end of the screw, the pressure head is rotatably arranged at the other end of the screw through a connecting seat, an L-shaped pad support is fixedly arranged on the upper side of the other end of the U-shaped base plate, a V-shaped groove pad is fixedly arranged on the L-shaped pad support, and a positioning baffle is fixedly arranged on the U-shaped base plate. The utility model has the following characteristics: reasonable in design, simple structure, machining precision is high, and work piece easy dismounting, production efficiency is high, workman low in labor strength, anchor clamps long service life, but adopt pressure head and V type groove pad platform roof pressure's mode, unable correction part's deformation, roundness can not be guaranteed, and clamping debugging time is very long, increases the lathe and shut down waiting time, part machining efficiency is low.

Disclosure of Invention

The utility model aims to provide an orthopedic tool for a thin cylindrical part, which overcomes the defects of the prior art.

The aim of the utility model is achieved by the following technical scheme: the utility model provides an orthopedic frock of thin tube-shape part, includes the base, be fixed with the stopper on the base, the stopper is a plurality of and winds the center equipartition of base, the stopper is L shape, L shape the interior angle orientation of stopper the center of base, the A screw hole has been seted up on the horizontal plane of the interior angle of stopper, A screw hole has the A bolt to twist, the cover has the wedge on the A bolt, the vertical face of the interior angle of stopper with wedge's wedge looks adaptation, the face that is opposite with the wedge on the wedge is the cambered surface, the cambered surface is used for embracing the clamp the outer wall of part, along vertical direction on the wedge A oblong through-hole has been seted up, A oblong through-hole orientation the center of base extends, A bolt passes A oblong through-hole and screw in A screw hole.

Preferably, the base is detachably provided with a pressing block, the pressing block is used for pressing the flange of the part on the base, the number of the pressing blocks is several, and a pair of pressing blocks are arranged between adjacent limiting blocks.

Preferably, a T-shaped groove is formed in the base, the T-shaped groove extends towards the center of the base, a T-shaped block is slidably mounted in the T-shaped groove, a B threaded hole is formed in the T-shaped block, a screw is screwed in the B threaded hole, a countersunk through hole is formed in the top of the limiting block, and the screw is located in the countersunk through hole.

Preferably, the pressing block is provided with a B oblong through hole, the B oblong through hole extends towards the center of the base, and a B bolt screwed into the base is arranged in the B oblong through hole.

Preferably, a cushion block is mounted on the base below the pressing block, and the B bolt is located between the part and the cushion block.

Compared with the prior art, the utility model has the beneficial effects that:

locking bolts on wedge blocks, fixing the positions of parts, checking the roundness deformation of the parts by a machine tool, checking the deformation of the parts according to the deformation positions and the deformation roundness values, synchronously checking the surfaces and adjusting the bolts in one wedge block, adjusting the positions of the wedge blocks on the inclined surfaces of limiting blocks according to the change of the gauge pins until the roundness is within a required range, and then sequentially adjusting other wedge blocks until the whole roundness meets the requirement, thereby avoiding the condition that the deformation of the parts cannot be corrected, and guaranteeing the roundness of thin cylindrical parts.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is an enlarged partial schematic view of FIG. 2A;

in the figure, a 1-base, a 2-limiting block, a 3-A bolt, a 4-wedge block, a 5-A oblong through hole, a 6-pressing block, a 7-T-shaped groove, an 8-T-shaped block, a 9-screw, a 10-B oblong through hole, an 11-B bolt, a 12-cushion block and a 13-part.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-3, an orthopedic fixture for a thin cylindrical part comprises a base 1, a limiting block 2 is fixed on the base 1, the limiting block 2 is a plurality of limiting blocks uniformly distributed around the center of the base 1, the limiting block 2 is in an L shape, the inner angle of the L-shaped limiting block 2 faces the center of the base 1, an A threaded hole is formed in the horizontal plane of the inner angle of the limiting block 2, an A bolt 3 is screwed in the A threaded hole, a wedge block 4 is sleeved on the A bolt 3, the vertical surface of the inner angle of the limiting block 2 is matched with the wedge surface of the wedge block 4, the surface, opposite to the wedge surface, of the wedge block 4 is an arc surface, the arc surface is used for holding the outer wall of a part 13, an A oblong through hole 5 is formed in the wedge block 4 along the vertical direction, the A oblong through hole 5 extends towards the center of the base 1, the A bolt 3 penetrates through the A oblong through hole 5 and is screwed into the A threaded hole, a bolt on the wedge block 4 is locked, the part 13 is fixed in position, then the part 13 is checked by a machine tool, the surface is synchronously opened and the bolt in the wedge block 4 according to the deformation position and the deformation roundness value, the position and the wedge block 4 is adjusted, the position of the wedge block 4 is changed according to the gauge, the surface, the position of the wedge block 4 and the position of the wedge block is adjusted in the wedge block 4 and the roundness requirement of the wedge block is adjusted until the whole roundness value is in the whole range of the wedge block is in accordance with the roundness requirement of the roundness 1, and the roundness requirement is not equal to the roundness 13, and the roundness requirement is not met, and the roundness is in turn, and the roundness is required, and the roundness is not required, and the roundness when the roundness is required.

In this embodiment, as shown in fig. 3, a pressing block 6 is detachably mounted on the base 1, the pressing block 6 is used for pressing a flange of the part 13 on the base 1, the number of the pressing blocks 6 is several, and a pair of pressing blocks 6 are arranged between adjacent limiting blocks 2 to prevent axial displacement generated in the processing process of the part 13.

In this embodiment, as shown in fig. 2 and 3, a T-shaped groove 7 is formed in the base 1, the T-shaped groove 7 extends toward the center of the base 1, a B threaded hole is formed in a T-shaped block 8,T type block 8 slidably mounted in the T-shaped groove 7, a screw 9 is screwed into the B threaded hole, a countersunk through hole is formed in the top of the stopper 2, the screw 9 is located in the countersunk through hole, a B oblong through hole 10 is formed in the pressing block 6, the B oblong through hole 10 extends toward the center of the base 1, a B bolt 11 screwed into the base 1 is mounted in the B oblong through hole 10, and parts 13 with different diameters can be clamped by adjusting the position of the stopper 2.

In this embodiment, as shown in fig. 3, a cushion block 12 is installed on the base 1 below the pressing block 6, and the b bolt 11 is located between the part 13 and the cushion block 12, so that the bottom surface of the pressing block 6 is leveled with the top surface of the flange of the part 13, and when the pressing block 6 locks the flange, the surface contacts with each other, and the locking effect is good.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (5)

1. The utility model provides an orthopedic frock of thin tube-shape part, includes base (1), be fixed with stopper (2) on base (1), stopper (2) are a plurality of and around the center equipartition of base (1), its characterized in that: the limiting block (2) is L-shaped, the inner angle of the L-shaped limiting block (2) faces the center of the base (1), an A threaded hole is formed in the horizontal plane of the inner angle of the limiting block (2), an A bolt (3) is screwed into the A threaded hole, a wedge block (4) is sleeved on the A bolt (3), the vertical surface of the inner angle of the limiting block (2) is matched with the wedge surface of the wedge block (4), the surface, opposite to the wedge surface, of the wedge block (4) is an arc surface, the arc surface is used for holding the outer wall of the part, an A oblong through hole (5) is formed in the wedge block (4) in the vertical direction, the A oblong through hole (5) extends towards the center of the base (1), and the A bolt (3) penetrates through the A oblong through hole (5) and is screwed into the A threaded hole.

2. The orthopedic tooling for thin cylindrical parts according to claim 1, wherein: the base (1) is detachably provided with pressing blocks (6), the pressing blocks (6) are used for pressing the flange of the part on the base (1), the number of the pressing blocks (6) is several, and a pair of pressing blocks (6) are arranged between every two adjacent limiting blocks (2).

3. The orthopedic tooling for thin cylindrical parts according to claim 1, wherein: t-shaped grooves (7) are formed in the base (1), the T-shaped grooves (7) extend towards the center of the base (1), T-shaped blocks (8) are slidably mounted in the T-shaped grooves (7), B threaded holes are formed in the T-shaped blocks (8), screws (9) are screwed in the B threaded holes, countersunk through holes are formed in the tops of the limiting blocks (2), and the screws (9) are located in the countersunk through holes.

4. The orthopedic tooling for thin cylindrical parts according to claim 2, wherein: the pressing block (6) is provided with a B oblong through hole (10), the B oblong through hole (10) extends towards the center of the base (1), and a B bolt (11) screwed into the base (1) is arranged in the B oblong through hole (10).

5. The orthopedic tooling for thin cylindrical parts according to claim 4, wherein: and a cushion block (12) is arranged on the base (1) below the pressing block (6), and the B bolt (11) is positioned between the part and the cushion block (12).