CN216830501U

CN216830501U - A dysmorphism fixing device for precision finishing

Info

Publication number: CN216830501U
Application number: CN202220256722.3U
Authority: CN
Inventors: 段宏杰; 余海有; 张帅艺
Original assignee: Luoyang Yongdong Precision Machinery Co ltd
Current assignee: Luoyang Yongdong Precision Machinery Co ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-06-28
Anticipated expiration: 2032-02-08

Abstract

The utility model discloses a dysmorphism fixing device for precision finishing, construct and be used for the positioning mechanism of location and be used for the externally stable fixed establishment including the clamping that is used for the fixed dysmorphism of clamping, the fixed establishment inboard is installed positioning mechanism, the positioning mechanism both sides are provided with clamping mechanism, clamping mechanism connects through locking mechanism fixed establishment. The utility model discloses utilize mobilizable clamping mechanism cooperation solid fixed splint and movable clamp plate to carry out the location of multiple spot position multidimension degree to different dysmorphism pieces, thereby improve fixed effect, utilize movable clamp plate to remove on a large scale and cooperate the small range of clamping mechanism flexible, thereby improved fixed effect and conveniently loaded and unloaded simultaneously.

Description

A dysmorphism fixing device for precision finishing

Technical Field

The utility model relates to a dysmorphism precision finishing field especially relates to a dysmorphism fixing device for precision finishing.

Background

Various precise special-shaped parts are frequently encountered in the process of mechanical production, and in the process of machining the precise special-shaped parts, because the shapes of the parts are the same, the parts cannot be fixed by a uniform fixing device, especially when the special-shaped parts are detected, stable clamping of special-shaped stamping parts is needed, but various corresponding fixing devices are often needed to be purchased according to the shapes of workpieces, so that the production cost of enterprises is increased, the clamping effect is not ideal, and the assembling and disassembling process is complicated.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide a special-shaped member fixing device for precision machining to solve the above problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a fixing device for a special-shaped part for precision machining comprises a clamping mechanism for clamping and fixing the special-shaped part, a positioning mechanism for positioning and a fixing mechanism for external stabilization, wherein the positioning mechanism is mounted on the inner side of the fixing mechanism, the clamping mechanism is arranged on two sides of the positioning mechanism, and the clamping mechanism is connected with the fixing mechanism through a locking mechanism;

the fixing mechanism comprises a base, a connecting plate, a sliding screw and a sliding seat, the connecting plate is arranged at the front end and the rear end of the base, the sliding screw is arranged on the inner side of the base, the sliding seat is connected onto the sliding screw, the power end of the sliding screw is connected with a rocker arm, a fixing clamp plate is arranged on one side of the upper end of the base, a moving clamp plate is arranged on the upper end of the sliding seat, and sliding grooves are formed in the inner sides of the fixing clamp plate and the moving clamp plate;

the positioning mechanism comprises a positioning block, a positioning groove and a positioning fixing bolt, the positioning groove is arranged at one end of the positioning block, and the positioning block is connected with the fixing clamp plate through the positioning fixing bolt;

the clamping mechanism comprises a stressed seat, an active seat, a clamping column and a sliding matching block, the fixed splint is connected with two adjusting seats, the movable clamping plate is connected with two adjusting seats, one end of each adjusting seat on the fixed clamping plate is connected with the stress seat, one end of the adjusting seat on the movable clamping plate is connected with the active seat, the stressed seat is provided with five clamping columns, nine clamping columns are arranged on the active seat, the sliding matching block is arranged on one side of the sliding groove of the adjusting seat, an adjusting cylinder is arranged in the adjusting seat, an adjusting screw is connected with the inner side of the adjusting cylinder, a driven bevel gear is arranged on the outer side of the adjusting cylinder, the driven bevel gear is connected with an adjusting nut through a driving bevel gear, the adjusting nut is installed on the adjusting seat, and oil cavities are formed in the top ends of the stress seat and the inside of the driving seat.

Preferably: the locking mechanism comprises a locking screw, locking expansion rods and locking blocks, the locking screw is vertically connected with the adjusting seat, the locking screw is connected with the two locking expansion rods, and the locking expansion rods are located on one side of the sliding fit block and connected with the locking blocks.

So set up, when needs are fixed during the sliding fit piece, rotatory locking screw makes locking expansion rod outwards expands, makes the latch segment locking the sliding tray.

Preferably: locking mechanism includes locking bolt, tapered fit piece, the vertical connection of locking bolt adjust the seat, tapered fit piece is located inside the sliding fit piece, just tapered fit piece is located locking bolt downside position is the inclined plane.

According to the arrangement, when the sliding matching block needs to be locked, the locking bolt is rotated to enable the locking bolt to tightly prop against the inclined surface of the conical matching block, so that the conical matching block is expanded outwards to form fixation.

Preferably: the connecting plate is connected with the base through welding, and the fixed clamping plate is connected with the base through a bolt.

So set up, the connecting plate is used for installation and fixed, the solid fixed splint are used for the installation.

Preferably: the sliding screw rotates to be connected the base, the slide passes through threaded connection the sliding screw, rocker key connection the sliding screw, it passes through bolted connection to remove splint the slide.

So set up, the sliding screw rod cooperation the slide to drive remove splint with clamping mechanism.

Preferably: the positioning fixing bolt is connected with the positioning block and the fixing clamping plate through threads, the positioning groove is integrally formed in the positioning block, and the included angle of the cross section of the positioning groove is 120 degrees.

So set up, the locating piece is used for carrying out initial positioning to dysmorphism piece, guarantees the setpoint through the fixing.

Preferably: the clamping column is connected with the stressed seat and the active seat in a sliding mode, and the oil cavity is integrally formed in the stressed seat and the active seat.

So set up, press from both sides tight post and be used for the multi-angle multidimension degree to press from both sides tight dysmorphism piece.

Preferably: the sliding matching block and the adjusting seat are integrally formed.

So set up, the sliding fit piece is used for cooperating the sliding tray to can slide on the arcwall face.

Preferably: the adjusting cylinder is rotatably connected with the adjusting seat, the adjusting cylinder is connected with the adjusting screw rod through threads, the adjusting screw rod is rotatably connected with the stressed seat and the driving seat, and the driven bevel gear key is connected with the adjusting cylinder.

So set up, adjust a section of thick bamboo with adjusting screw cooperates to drive atress seat with the initiative seat outwards expands or inwards contracts.

Preferably: the locking expansion rod is connected with the locking screw rod through threads, a groove matched with the locking block is formed in the sliding matching block, and the locking block is connected with the locking expansion rod through a screw.

So set up, locking screw drives locking expansion rod with the latch segment expands or contracts.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the movable clamping mechanism is matched with the fixed clamping plate and the movable clamping plate, so that different special-shaped parts are positioned in a multi-point and multi-dimensional mode, and the fixing effect is improved;

2. the large-range movement of the movable clamping plate is matched with the small-range expansion of the clamping mechanism, so that the fixing effect is improved, and meanwhile, the clamping mechanism is convenient to assemble and disassemble.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a first structural schematic diagram of a special-shaped piece fixing device for precision machining according to the present invention;

fig. 2 is a second structural schematic diagram of the special-shaped piece fixing device for precision machining according to the present invention;

fig. 3 is a schematic structural view of a sliding screw of the special-shaped part fixing device for precision machining according to the present invention;

fig. 4 is a top view of the special-shaped member fixing device for precision machining according to the present invention;

fig. 5 is a schematic structural view of an adjusting seat of the fixing device for precisely machined special-shaped parts according to the present invention;

fig. 6 is a schematic view of an internal structure of an adjusting seat of the fixing device for precisely machined special-shaped parts according to the present invention;

fig. 7 is a schematic structural view of a locking screw of the fixing device for a precisely machined special-shaped part according to the present invention;

fig. 8 is a schematic structural view of a tapered fitting block of a fixing device for a precisely machined special-shaped part according to the present invention.

The reference numerals are explained below:

1. a fixing mechanism; 2. a positioning mechanism; 4. a clamping mechanism; 5. a locking mechanism; 11. a base; 12. a connecting plate; 13. a sliding screw; 14. a slide base; 15. a rocker arm; 16. fixing the clamping plate; 17. moving the clamping plate; 18. a sliding groove; 21. positioning blocks; 22. positioning a groove; 23. positioning the fixing bolt; 41. a stressed seat; 42. a driving seat; 43. clamping the column; 44. a sliding fit block; 45. adjusting the screw cap; 46. an adjusting seat; 47. an oil chamber; 48. adjusting the screw rod; 49. an adjusting cylinder; 410. a driven bevel gear; 411. a drive bevel gear; 51. locking the screw rod; 52. locking the expansion rod; 53. a locking block; 511. locking the bolt; 512. a tapered mating block.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

example 1

As shown in fig. 1-7, a special-shaped part fixing device for precision machining comprises a clamping mechanism 4 for clamping and fixing a special-shaped part, a positioning mechanism 2 for positioning, and a fixing mechanism 1 for external stabilization, wherein the positioning mechanism 2 is installed on the inner side of the fixing mechanism 1, the clamping mechanism 4 is arranged on two sides of the positioning mechanism 2, and the clamping mechanism 4 is connected with the fixing mechanism 1 through a locking mechanism 5;

the fixing mechanism 1 comprises a base 11, a connecting plate 12, a sliding screw 13 and a sliding seat 14, wherein the connecting plate 12 is arranged at the front end and the rear end of the base 11, the sliding screw 13 is arranged on the inner side of the base 11, the sliding seat 14 is connected onto the sliding screw 13, the power end of the sliding screw 13 is connected with a rocker arm 15, a fixing clamp plate 16 is arranged on one side of the upper end of the base 11, a moving clamp plate 17 is arranged on the upper end of the sliding seat 14, and sliding grooves 18 are formed in the inner sides of the fixing clamp plate 16 and the moving clamp plate 17;

the positioning mechanism 2 comprises a positioning block 21, a positioning groove 22 and a positioning fixing bolt 23, wherein the positioning groove 22 is arranged at one end of the positioning block 21, and the positioning block 21 is connected with the fixing clamp plate 16 through the positioning fixing bolt 23;

the clamping mechanism 4 comprises a stress seat 41, a driving seat 42 and a clamping column 43, sliding fit piece 44, be connected with two regulation seats 46 on the solid fixed splint 16, be connected with two regulation seats 46 on the movable splint 17, regulation seat 46 one end on the solid fixed splint 16 is connected with atress seat 41, regulation seat 46 one end on the movable splint 17 is connected with initiative seat 42, be provided with five clamping columns 43 on the atress seat 41, be provided with nine clamping columns 43 on the initiative seat 42, it is provided with sliding fit piece 44 to adjust seat 46 to be located sliding tray 18 one side, it is provided with regulation section of thick bamboo 49 to adjust seat 46 inside, it is connected with adjusting screw 48 to adjust section of thick bamboo 49 inboard, adjust the section of thick bamboo 49 outside and install passive bevel gear 410, passive bevel gear 410 passes through initiative bevel gear 411 and connects adjusting nut 45, adjusting nut 45 installs on adjusting seat 46, atress seat 41, the inside top of initiative seat 42 all is provided with oil pocket 47.

Preferably: the locking mechanism 5 comprises a locking screw 51, locking expansion rods 52 and locking blocks 53, the locking screw 51 is vertically connected with the adjusting seat 46, the locking screw 51 is connected with the two locking expansion rods 52, the locking expansion rods 52 are positioned at one side of the sliding fit block 44 and connected with the locking blocks 53, and when the sliding fit block 44 needs to be fixed, the locking screw 51 is rotated to enable the locking expansion rods 52 to be expanded outwards, so that the locking blocks 53 lock the sliding groove 18; the connecting plate 12 is connected with the base 11 through welding, the fixed clamp plate 16 is connected with the base 11 through bolts, the connecting plate 12 is used for installation and fixation, and the fixed clamp plate 16 is used for installation; the sliding screw 13 is rotationally connected with the base 11, the sliding seat 14 is connected with the sliding screw 13 through threads, the rocker arm 15 is connected with the sliding screw 13 in a key mode, the movable clamping plate 17 is connected with the sliding seat 14 through bolts, and the sliding screw 13 is matched with the sliding seat 14, so that the movable clamping plate 17 and the clamping mechanism 4 are driven; the positioning fixing bolt 23 is connected with the positioning block 21 and the fixing clamp plate 16 through threads, the positioning groove 22 is integrally formed in the positioning block 21, the included angle of the section of the positioning groove 22 is 120 degrees, the positioning block 21 is used for initially positioning a special-shaped piece, and the positioning point is ensured through fixing; the clamping column 43 is connected with the stress base 41 and the driving base 42 in a sliding mode, the oil cavity 47 is integrally formed in the stress base 41 and the driving base 42, and the clamping column 43 is used for clamping a special-shaped part in a multi-angle and multi-dimensional mode; the sliding fitting block 44 and the adjusting seat 46 are integrally formed, and the sliding fitting block 44 is used for fitting the sliding groove 18 and can slide on the arc-shaped surface; the adjusting cylinder 49 is rotatably connected with the adjusting seat 46, the adjusting cylinder 49 is connected with the adjusting screw 48 through threads, the adjusting screw 48 is rotatably connected with the stressed seat 41 and the driving seat 42, the driven bevel gear 410 is in key connection with the adjusting cylinder 49, and the adjusting cylinder 49 is matched with the adjusting screw 48, so that the stressed seat 41 and the driving seat 42 are driven to expand outwards or contract inwards; the locking expansion rod 52 is connected with the locking screw rod 51 through threads, a groove matched with the locking block 53 is formed in the sliding matching block 44, the locking block 53 is connected with the locking expansion rod 52 through screws, and the locking screw rod 51 drives the locking expansion rod 52 and the locking block 53 to expand or contract.

Example 2

As shown in fig. 8, the present embodiment is different from embodiment 1 in that:

the locking mechanism 5 comprises a locking bolt 511 and a tapered matching block 512, the locking bolt 511 is vertically connected with the adjusting seat 46, the tapered matching block 512 is located inside the sliding matching block 44, the lower side of the locking bolt 511, which is located on the tapered matching block 512, is an inclined surface, when the sliding matching block 44 needs to be locked, the locking bolt 511 is rotated, so that the locking bolt 511 abuts against the inclined surface of the tapered matching block 512, and the tapered matching block 512 is expanded outwards to form fixing.

The working principle is as follows: according to the structure of dysmorphism piece, select suitable setpoint, adjust the number and the position of adjusting the seat 46 on fixed splint 16 and the movable clamp 17, rotatory locking screw 51 or locking bolt 511 make the seat 46 of adjusting fixed again, when the clamping, utilize sliding screw 13 and slide 14 to make the movable clamp 17 remove on a large scale earlier, push up the setpoint on constant head tank 22 simultaneously, carry out the pre-clamp to dysmorphism piece, according to the atress condition of dysmorphism piece, rotatory adjusting nut 45 makes and presss from both sides tight post 43 and pushes up on dysmorphism piece again, thereby carry out the multiple spot location and fix, thereby guarantee the fixed and location of dysmorphism piece.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a dysmorphism fixing device for precision finishing which characterized in that: the special-shaped workpiece clamping device comprises a clamping mechanism (4) for clamping and fixing a special-shaped workpiece, a positioning mechanism (2) for positioning and a fixing mechanism (1) for external stabilization, wherein the positioning mechanism (2) is installed on the inner side of the fixing mechanism (1), the clamping mechanism (4) is arranged on two sides of the positioning mechanism (2), and the clamping mechanism (4) is connected with the fixing mechanism (1) through a locking mechanism (5);

the fixing mechanism (1) comprises a base (11), a connecting plate (12), a sliding screw (13) and a sliding seat (14), wherein the connecting plate (12) is arranged at the front end and the rear end of the base (11), the sliding screw (13) is arranged on the inner side of the base (11), the sliding seat (14) is connected onto the sliding screw (13), a rocker arm (15) is connected onto the power end of the sliding screw (13), a fixing clamping plate (16) is installed on one side of the upper end of the base (11), a moving clamping plate (17) is installed on the upper end of the sliding seat (14), and sliding grooves (18) are formed in the inner sides of the fixing clamping plate (16) and the moving clamping plate (17);

the positioning mechanism (2) comprises a positioning block (21), a positioning groove (22) and a positioning fixing bolt (23), the positioning groove (22) is arranged at one end of the positioning block (21), and the positioning block (21) is connected with the fixing clamp plate (16) through the positioning fixing bolt (23);

the clamping mechanism (4) comprises a stressed seat (41), a driving seat (42), clamping columns (43) and a sliding matching block (44), two adjusting seats (46) are connected to a fixed clamping plate (16), two adjusting seats (46) are connected to a movable clamping plate (17), one end of each adjusting seat (46) on the fixed clamping plate (16) is connected with the stressed seat (41), one end of each adjusting seat (46) on the movable clamping plate (17) is connected with the driving seat (42), five clamping columns (43) are arranged on each stressed seat (41), nine clamping columns (43) are arranged on each driving seat (42), the adjusting seats (46) are located on one side of the sliding groove (18) and are provided with the sliding matching block (44), an adjusting cylinder (49) is arranged inside each adjusting seat (46), and an adjusting screw (48) is connected to the inner side of each adjusting cylinder (49), the adjusting device is characterized in that a driven bevel gear (410) is installed on the outer side of the adjusting cylinder (49), the driven bevel gear (410) is connected with an adjusting nut (45) through a driving bevel gear (411), the adjusting nut (45) is installed on the adjusting seat (46), and oil cavities (47) are formed in the top ends of the inner portion of the stress seat (41) and the inner portion of the driving seat (42).

2. A shaped member holding apparatus for precision machining according to claim 1, wherein: locking mechanism (5) are including locking screw (51), locking expansion pole (52), latch segment (53), locking screw (51) vertical connection adjust seat (46), be connected with two on locking screw (51) locking expansion pole (52), locking expansion pole (52) are located sliding fit piece (44) one side is connected with latch segment (53).

3. A shaped member holding apparatus for precision machining according to claim 1, wherein: locking mechanism (5) are including locking bolt (511), toper cooperation piece (512), locking bolt (511) vertical connection adjust seat (46), toper cooperation piece (512) are located inside sliding fit piece (44), just toper cooperation piece (512) are located locking bolt (511) downside position is the inclined plane.

4. A shaped member holding apparatus for precision machining according to claim 1, wherein: the connecting plate (12) is connected with the base (11) through welding, and the fixed clamping plate (16) is connected with the base (11) through bolts.

5. A shaped member holding apparatus for precision machining according to claim 1, wherein: sliding screw (13) rotate to be connected base (11), slide (14) pass through threaded connection sliding screw (13), rocking arm (15) key-type connection sliding screw (13), movable clamp plate (17) pass through bolted connection slide (14).

6. A shaped member holding apparatus for precision machining according to claim 1, wherein: positioning fixing bolt (23) pass through threaded connection locating piece (21) fixed splint (16), constant head tank (22) integrated into one piece in locating piece (21), constant head tank (22) cross-section contained angle is 120 degrees.

7. A shaped member holding apparatus for precision machining according to claim 1, wherein: the clamping column (43) is connected with the stress base (41) and the active base (42) in a sliding mode, and the oil cavity (47) is integrally formed in the stress base (41) and the active base (42).

8. A shaped member holding apparatus for precision machining according to claim 1, wherein: the sliding fit block (44) and the adjusting seat (46) are integrally formed.

9. A shaped member holding apparatus for precision machining according to claim 1, wherein: the adjusting cylinder (49) is rotationally connected with the adjusting seat (46), the adjusting cylinder (49) is connected with the adjusting screw rod (48) through threads, the adjusting screw rod (48) is rotationally connected with the stressed seat (41) and the driving seat (42), and the driven bevel gear (410) is in key connection with the adjusting cylinder (49).

10. A shaped member holding apparatus for precision machining according to claim 2, wherein: locking expansion rod (52) are through threaded connection locking screw (51), the shaping has the cooperation on sliding fit piece (44) the groove of latch segment (53), latch segment (53) are through the screw connection locking expansion rod (52).