CN219444316U

CN219444316U - Machining fixing clamp

Info

Publication number: CN219444316U
Application number: CN202320700113.7U
Authority: CN
Inventors: 徐东昕; 曲轶; 刘国军; 乔忠良; 李再金; 李林; 赵志斌; 陈浩; 陈聪
Original assignee: Hainan Hai Ruina Optoelectronics Co ltd
Current assignee: Hainan Hai Ruina Optoelectronics Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-08-01
Anticipated expiration: 2033-04-03

Abstract

The utility model discloses a machining fixing clamp, which belongs to the technical field of machining and comprises a base, wherein a first servo motor is arranged at the top of the base, an output end of the first servo motor is fixedly connected with an adjusting shaft, a bearing frame is welded at the top of the adjusting shaft, a rotating structure is arranged on the inner surface of the bearing frame, and a clamping structure is arranged on the inner surface of the bearing frame; the rotating structure comprises a fixed block fixedly connected to the outer surface of the bearing frame, a second servo motor is installed at the top of the fixed block, and the output end of the second servo motor is fixedly connected with a turntable. According to the mechanical processing fixing clamp, through the cooperation of the base, the first servo motor, the adjusting shaft, the bearing frame, the rotating structure and the clamping structure, the effects of being convenient for clamping special-shaped workpieces in different shapes and adjusting the processing angle of the workpieces are achieved; through the cooperation of base, spacing groove and auxiliary rod, reached and avoided the too heavy effect that leads to first servo motor and regulating spindle to damage of bearing frame as far as possible.

Description

Machining fixing clamp

Technical Field

The utility model belongs to the technical field of machining, and particularly relates to a machining fixing clamp.

Background

The machining process refers to a process of directly changing the shape, the size, the relative position, the properties and the like of a blank by using a machining method to enable the blank to be a qualified part. The machining process directly determines the quality of parts and mechanical products, has great influence on the cost and productivity of the products, and the fixture is a device used for fixing a machining object in the mechanical manufacturing process so as to enable the machining object to occupy the correct position for construction or detection.

The prior art:

the comparison document CN218364199U discloses a mechanical processing fixing clamp, wherein in the utility model, one clamping device is pushed to move by starting a hydraulic rod so as to be matched with the other clamping device to clamp and fix a workpiece, then a second driving motor is started to drive a circular plate and the hydraulic rod to rotate so as to drive the workpiece to rotate in the vertical direction, a circular block is matched with a circular sleeve so as to drive the other clamping device to follow and rotate, and the first driving motor is started to drive the workpiece to rotate in the horizontal direction, so that the problem of inconvenient use is solved. "

The special-shaped workpiece with the protruding angle is inconvenient to fix and process, and when the special-shaped workpiece is clamped and fixed by a common fixing clamp, the processing angle and the processing position of the special-shaped workpiece are not easy to adjust, and the special-shaped workpiece easily falls off from the inside of the clamp in the rotating or moving process.

The present utility model thus provides a machining fixture.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a mechanical processing fixing clamp.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the mechanical processing fixing clamp comprises a base, wherein a first servo motor is arranged at the top of the base, an adjusting shaft is fixedly connected to the output end of the first servo motor, a bearing frame is welded at the top of the adjusting shaft, a rotating structure is arranged on the inner surface of the bearing frame, and a clamping structure is arranged on the inner surface of the bearing frame;

the rotary structure comprises a fixed block fixedly connected to the outer surface of the bearing frame, a second servo motor is mounted at the top of the fixed block, the output end of the second servo motor is fixedly connected with a rotary table, the rotary table is rotationally connected to the inner surface of the bearing frame, the inner surface of the bearing frame is rotationally connected with a rotary shaft, and one side, far away from the bearing frame, of the rotary shaft is fixedly connected with a long plate;

the clamping structure comprises a pressing plate hinged to the outer surface of the long plate, an adjusting telescopic rod is fixedly connected to the outer surface of the long plate, the telescopic end of the adjusting telescopic rod is hinged to the outer surface of the pressing plate, a reset spring is wound on the outer surface of the adjusting telescopic rod, an electric push rod is mounted on one side, far away from the bearing frame, of the rotary plate, and a push plate is fixedly connected to the telescopic end of the electric push rod.

Preferably, the outer surface sliding connection of bearing frame has the protection casing, the protection casing is located second servo motor top, the louvre has been seted up to the surface of protection casing.

Through setting up protection casing and louvre, realized that the louvre can be with the second servo motor cover completely under the natural state, and the louvre can be slided and expose the second servo motor to reached and be convenient for properly protect the second servo motor, avoided the effect that the second servo motor knocked into the damage as far as possible.

Preferably, the limit groove has been seted up at the top of base, the internal surface sliding connection of base has the auxiliary rod, the top and the bottom fixed connection of bearing frame of auxiliary rod.

Through setting up spacing groove and auxiliary rod, realized that the auxiliary rod can provide extra holding power for the bearing frame to the auxiliary rod can slide at the top of base along with the rotation of bearing frame, thereby has reached the effect that avoids the weight of machined part and bearing frame to overweight to cause the regulating spindle to damage as far as possible.

Preferably, the bottom wall of the inner surface of the first servo motor is lapped with a protection pad, and the cross section area of the protection pad is smaller than that of the bearing frame.

Through setting up the protection pad, realized having elastic protection pad can protect the unexpected machined part that drops to reach the effect that avoids the machined part unexpected damage of dropping as far as possible.

Preferably, the inner cavity of the protection pad is connected with a bolt in a threaded manner, and the bolt penetrates through the protection pad to be connected with the bearing frame in a threaded manner.

Through setting up the bolt, realized upwards rotatory bolt and the bolt breaks away from protection pad and bearing frame inside completely after, the fixed state of bolt and bearing frame is relieved to reached the effect of being convenient for dismantle the comparatively serious bolt of change wearing and tearing fast.

Preferably, the bearing frame is kept away from one side fixedly connected with air exhauster of fixed block, the intake pipe is installed to the input of air exhauster, the internal surface sliding connection of intake pipe has the filter screen, the blast pipe is installed to the output of air exhauster, the blast pipe is fixed to be inserted and is established at the inner chamber of bearing frame.

Through setting up air exhauster, intake pipe, filter screen and blast pipe, realized starting air exhauster accessible intake pipe and blast pipe to the work piece surface blow to filter debris can be intercepted to the filter screen in the intake pipe, thereby reached the effect of being convenient for clear up work piece surface piece rapidly.

Preferably, the top butt of intake pipe has the roof, the bottom welding of roof has the connecting rod, the bottom of connecting rod and the top fixed connection of filter screen.

Through setting up roof and connecting rod, realized that roof rebound accessible connecting rod drives the filter screen and breaks away from the intake pipe inner wall to reached the effect of being convenient for dismantle the change filter screen fast, convenient clearance filter screen top accumulation impurity.

In summary, the technical effects and advantages of the present utility model are: according to the mechanical processing fixing clamp, through the cooperation of the base, the first servo motor, the adjusting shaft, the bearing frame, the rotating structure and the clamping structure, the effects of being convenient for clamping special-shaped workpieces in different shapes and adjusting the processing angle of the workpieces are achieved; through the cooperation of the base, the limiting groove and the auxiliary rod, the effect of avoiding damage to the first servo motor and the adjusting shaft caused by overweight of the bearing frame is achieved; through the cooperation of air exhauster, intake pipe, filter screen and blast pipe, reached convenient quick clean work piece surface clastic effect.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of the overall structure of the present utility model;

FIG. 3 is a schematic view of another overall perspective view of the present utility model;

fig. 4 is a schematic perspective sectional view of an air inlet pipe of the present utility model.

In the figure:

1. a base; 2. a first servo motor; 3. an adjusting shaft; 4. a bearing frame;

5. a rotating structure; 501. a fixed block; 502. a second servo motor; 503. a turntable; 504. a rotating shaft; 505. a long plate;

6. a clamping structure; 601. a pressing plate; 602. adjusting the telescopic rod; 603. a return spring; 604. an electric push rod; 605. a push plate;

7. a protective cover; 8. a heat radiation hole; 9. a limit groove; 10. an auxiliary lever; 11. a protective pad; 12. a bolt; 13. an exhaust fan; 14. an air inlet pipe; 15. a filter screen; 16. an exhaust pipe; 17. a top plate; 18. and (5) connecting a rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a machining fixture comprises a base 1, wherein a first servo motor 2 is fixedly arranged at the top of the base 1, and the first servo motor 2 is fixedly arranged at the center part of the top of the base 1; the output fixedly connected with regulating spindle 3 of first servo motor 2, the top welding of regulating spindle 3 has bearing frame 4, starts first servo motor 2 accessible regulating spindle 3 and drives bearing frame 4 rotation, the horizontal machining position of the adjustment work piece of being convenient for.

Referring to fig. 1 and 3, the inner surface of the bearing frame 4 is provided with a rotating structure 5, the rotating structure 5 comprises a fixed block 501 fixedly connected to the outer surface of the bearing frame 4, a second servo motor 502 is fixedly mounted on the top of the fixed block 501, the output end of the second servo motor 502 is fixedly connected with a rotary table 503, the rotary table 503 is rotatably connected to the inner surface of the bearing frame 4, and the rotary table 503 can be driven to rotate by starting the second servo motor 502. The inner surface of the bearing frame 4 is rotatably connected with a rotating shaft 504, one side of the rotating shaft 504 away from the bearing frame 4 is fixedly connected with a long plate 505, and when a workpiece is fixed, the rotating direction and the angle of the rotating shaft 504 and the force applied by the long plate 505 are the same as those of the turntable 503.

Referring to fig. 1 and 3, the inner surface of the bearing frame 4 is provided with a clamping structure 6, the clamping structure 6 comprises pressing plates 601 hinged to the outer surface of the long plate 505, two pressing plates 601 are provided, and the two pressing plates 601 are symmetrically distributed with the long plate 505 as the center; the outer surface of the long plate 505 is fixedly connected with an adjusting telescopic rod 602, the telescopic end of the adjusting telescopic rod 602 is hinged with the outer surface of the pressing plate 601, a reset spring 603 is wound on the outer surface of the adjusting telescopic rod 602, the number of the adjusting telescopic rod 602 and the number of the reset springs 603 are equal to that of the pressing plate 601, the included angle between the two pressing plates 601 can be changed due to different telescopic lengths of the two adjusting telescopic rods 602 and the reset springs 603, and the protruding angles of different special-shaped workpieces can be conveniently clamped and fixed;

in addition, the side of carousel 503 keeping away from bearing frame 4 fixed mounting has electric putter 604, and electric putter 604's flexible end fixedly connected with push pedal 605, and electric putter 604's flexible motion can drive push pedal 605 and move towards clamp plate 601 to the horizontal plane mutual butt of one side and special-shaped machined part of bearing frame 4 inner wall is kept away from to push pedal 605.

Referring to fig. 2, the outer surface sliding connection of bearing frame 4 has protection casing 7, protection casing 7 is located second servo motor 502 top, louvre 8 has been seted up to the surface of protection casing 7, under the natural state, protection casing 7 overlap joint is at the top of fixed block 501 and cover second servo motor 502 completely, avoid second servo motor 502 to collide with the damage as far as possible, spacing groove 9 has been seted up at the top of base 1, the internal surface sliding connection of base 1 has auxiliary rod 10, auxiliary rod 10 is located spacing groove 9, the top of auxiliary rod 10 and the bottom fixed connection of bearing frame 4, the rotation of bearing frame 4 can drive the spacing groove 9 of bottom at the top of base 1 and slide, spacing groove 9 can provide holding power for bearing frame 4, avoid bearing frame 4 overweight to damage regulating spindle 3 and first servo motor 2 as far as possible.

Referring to fig. 1, a protective pad 11 is lapped on the bottom wall of the inner surface of the first servo motor 2, the cross-sectional area of the protective pad 11 is smaller than that of the bearing frame 4, and the protective pad 11 with elasticity can provide protection for a workpiece which falls accidentally. The inner cavity of the protection pad 11 is in threaded connection with a bolt 12, the bolt 12 penetrates through the protection pad 11 to be in threaded connection with the bearing frame 4, and the fixing state of the protection pad 11 and the bearing frame 4 can be rapidly relieved by rotating the bolt 12 upwards, so that the protection pad 11 can be conveniently and rapidly detached and replaced.

Referring to fig. 2-3, an exhaust fan 13 is fixedly connected to one side of the bearing frame 4 far away from the fixed block 501, an air inlet pipe 14 is fixedly arranged at the input end of the exhaust fan 13, the exhaust fan 13 is started to extract external air through the air inlet pipe 14, a filter screen 15 is slidably connected to the inner surface of the air inlet pipe 14, the filter screen 15 in the air inlet pipe 14 can intercept and filter impurities in the air, and the impurities are prevented from damaging internal parts of the exhaust fan 13 as much as possible; an exhaust pipe 16 is fixedly arranged at the output end of the exhaust fan 13, the exhaust pipe 16 is fixedly inserted into the inner cavity of the bearing frame 4, and the exhaust fan 13 blows collected air to the surface of the workpiece through the exhaust pipe 16, so that the residual scraps on the surface of the workpiece can be cleaned rapidly.

Referring to fig. 3-4, the top of the air inlet pipe 14 is abutted with a top plate 17, the length of the top plate 17 is greater than the diameter of the inner surface of the air inlet pipe 14, and the length of the top plate 17 is less than the diameter of the outer surface of the air inlet pipe 14; the bottom of roof 17 welds there is connecting rod 18, and the bottom of connecting rod 18 and the top fixed connection of filter screen 15, upwards pulls roof 17 accessible connecting rod 18 and drives filter screen 15 and slide along intake pipe 14 inner wall, is convenient for change the rubbish and the debris of clearance filter screen 15 top accumulation fast.

Working principle: as shown in fig. 1-4, when the mechanical processing fixing clamp is used, firstly, the protruding angle of a special-shaped workpiece is aligned to the joint between two pressing plates 601 on the surface of a long plate 505, according to the protruding angle of the special-shaped workpiece, the stress conditions of the two pressing plates 601 are different, the contraction lengths of two adjusting telescopic rods 602 and a restoring spring 603 are further different, then an electric push rod 604 is started to drive a push plate 605 to move towards the pressing plates 601, the push plate 605 can tightly prop against the horizontal plane of the special-shaped workpiece, and the fixing of the special-shaped workpiece is completed;

simultaneously, the first servo motor 2 at the top of the starting base 1 can drive the bearing frame 4 to horizontally rotate integrally through the adjusting shaft 3, so that the horizontal machining position of the special-shaped workpiece is rapidly changed, meanwhile, the second servo motor 502 at the top of the starting fixed block 501 can drive the turntable 503 to rotate, the rotation of the turntable 503 can further drive the special-shaped workpiece to vertically rotate, and the machining position and angle of the special-shaped workpiece can be rapidly changed conveniently, so that the special-shaped workpiece fixing clamp for machining is characterized by the mechanical machining fixture.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The mechanical processing fixing clamp comprises a base (1) and is characterized in that a first servo motor (2) is installed at the top of the base (1), an adjusting shaft (3) is fixedly connected to the output end of the first servo motor (2), a bearing frame (4) is welded at the top of the adjusting shaft (3), a rotating structure (5) is arranged on the inner surface of the bearing frame (4), and a clamping structure (6) is arranged on the inner surface of the bearing frame (4);

the rotary structure (5) comprises a fixed block (501) fixedly connected to the outer surface of the bearing frame (4), a second servo motor (502) is installed at the top of the fixed block (501), the output end of the second servo motor (502) is fixedly connected with a rotary table (503), the rotary table (503) is rotationally connected to the inner surface of the bearing frame (4), a rotary shaft (504) is rotationally connected to the inner surface of the bearing frame (4), and a long plate (505) is fixedly connected to one side, far away from the bearing frame (4), of the rotary shaft (504);

the clamping structure (6) comprises a pressing plate (601) hinged to the outer surface of a long plate (505), an adjusting telescopic rod (602) is fixedly connected to the outer surface of the long plate (505), the telescopic end of the adjusting telescopic rod (602) is hinged to the outer surface of the pressing plate (601), a reset spring (603) is wound on the outer surface of the adjusting telescopic rod (602), an electric push rod (604) is mounted on one side, far away from the bearing frame (4), of the rotary plate (503), and a push plate (605) is fixedly connected to the telescopic end of the electric push rod (604).

2. The machining fixing clamp according to claim 1, wherein the outer surface of the bearing frame (4) is slidably connected with a protective cover (7), the protective cover (7) is located above the second servo motor (502), and heat dissipation holes (8) are formed in the outer surface of the protective cover (7).

3. The machining fixing clamp according to claim 1, wherein the top of the base (1) is provided with a limit groove (9), the inner surface of the base (1) is slidably connected with an auxiliary rod (10), and the top end of the auxiliary rod (10) is fixedly connected with the bottom of the bearing frame (4).

4. A machining fixture according to claim 1, wherein the inner surface bottom wall of the first servo motor (2) is lapped with a protective pad (11), and the cross-sectional area of the protective pad (11) is smaller than the cross-sectional area of the bearing frame (4).

5. The machining fixture according to claim 4, wherein the inner cavity of the protection pad (11) is connected with a bolt (12) in a threaded manner, and the bolt (12) penetrates through the protection pad (11) to be connected with the bearing frame (4) in a threaded manner.

6. The machining fixing clamp according to claim 1, wherein an exhaust fan (13) is fixedly connected to one side, far away from the fixing block (501), of the bearing frame (4), an air inlet pipe (14) is installed at the input end of the exhaust fan (13), a filter screen (15) is slidably connected to the inner surface of the air inlet pipe (14), an exhaust pipe (16) is installed at the output end of the exhaust fan (13), and the exhaust pipe (16) is fixedly inserted into an inner cavity of the bearing frame (4).

7. The machining fixing clamp according to claim 6, wherein a top plate (17) is abutted to the top of the air inlet pipe (14), a connecting rod (18) is welded to the bottom of the top plate (17), and the bottom end of the connecting rod (18) is fixedly connected with the top of the filter screen (15).