CN215788327U

CN215788327U - Machining clamp with multi-directional fixing function for precision machining

Info

Publication number: CN215788327U
Application number: CN202122025282.9U
Authority: CN
Inventors: 贾晗
Original assignee: Shanghai Pantai Mould Manufacturing Co ltd
Current assignee: Shanghai Pantai Mould Manufacturing Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-11
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a machining clamp with a multidirectional fixing function for precision machining, which comprises a base, wherein a clamping motor is fixedly installed at the upper end of the right side of the outer surface of the base, a bidirectional threaded rod is fixedly installed at the output end of the clamping motor, the left side of the bidirectional threaded rod is movably connected to the upper end of the left side of the inner cavity of the base through a bearing, and a first conical gear is fixedly installed at the middle end of the bidirectional threaded rod. The clamping motor, the bidirectional threaded rod, the base, the first conical gear, the threaded block, the movable plate, the spring, the clamping plate, the trapezoidal clamping block, the second conical gear, the rotating sleeve, the fixing plate, the lifting threaded rod, the lifting plate, the fixing rod, the fixing support and the clamping plate are matched with one another, so that the clamp has the function of fixing the component in multiple directions, the fixing effect is excellent, and the component is effectively prevented from being loosened in the machining process.

Description

Machining clamp with multi-directional fixing function for precision machining

Technical Field

The utility model relates to the technical field of clamps, in particular to a machining clamp with a multi-direction fixing function for precision machining.

Background

In a machine manufacturing process, a device for fixing a machining object to a correct position for construction or inspection, which is also called a jig, may be called a jig, such as a welding jig, an inspection jig, an assembly jig, a machine tool jig, or the like, in a broad sense, any process in the process for quickly, conveniently, and safely mounting a workpiece, wherein the machine tool jig is the most common and is often referred to as a jig.

However, the fixing mode of the existing clamp is single, the parts cannot be fixed in multiple directions, the fixing effect is poor, and the parts are prone to shaking in the machining process to influence the machining quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a machining clamp with a multidirectional fixing function for precision machining, which has the advantage of performing the multidirectional fixing function on a part and solves the problems that the existing clamp is single in fixing mode, cannot fix the part in multiple directions, is poor in fixing effect and is easy to shake the part in the machining process to influence the machining quality.

In order to achieve the purpose, the utility model provides the following technical scheme: the clamp with the multidirectional fixing function for machining for precision machining comprises a base, wherein a clamping motor is fixedly mounted at the upper end of the right side of the outer surface of the base, a bidirectional threaded rod is fixedly mounted at the output end of the clamping motor, the left side of the bidirectional threaded rod is movably connected to the upper end of the left side of an inner cavity of the base through a bearing, a first bevel gear is fixedly mounted at the middle end of the bidirectional threaded rod, threaded blocks are in threaded connection with both ends of the bidirectional threaded rod, movable plates are fixedly connected to the tops of the threaded blocks, springs are fixedly connected to the peripheries of the two movable plates, which are close to the upper end of one side, a clamping plate is fixedly connected to one side, which is far away from the movable plates, of the four springs, trapezoidal clamping blocks are fixedly connected to both ends, which are close to one side, of the two clamping plates are fixedly connected to the middle ends of both sides of the base, the utility model discloses a lifting device, including fixed plate, lifting screw rod, lifter plate, bearing swing joint, rotation cover, top fixed mounting, second bevel gear, lifting screw rod, lifter plate top, the upper end fixedly connected with fixed bolster of dead lever, the bottom fixedly connected with pinch-off blades of fixed bolster.

Preferably, two the middle part fixedly connected with slide bar of the splint one side of keeping away from each other, the surface swing joint of slide bar is in the upper end of fly leaf.

Preferably, limiting through holes are formed in the two ends of the lifting plate, a limiting rod is fixedly connected to the bottom of the thread block, and the lower end of the limiting rod is movably connected to the surface of the limiting through hole.

Preferably, the periphery of the top of the base is fixedly connected with a limiting sleeve, and the surface of the fixing rod is movably connected to the inner surface of the limiting sleeve.

Preferably, the periphery of the front surface of the base is in threaded connection with fixing bolts, and sealing plates are arranged between the surfaces of the four fixing bolts and the front surface of the base.

Preferably, the lower ends of the two sides of the outer surface of the base are fixedly connected with mounting plates, and mounting holes are formed in the middle ends of the mounting plates.

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

1. the utility model can drive the bidirectional threaded rod to rotate along the bearing on the base by starting the clamping motor, the bidirectional threaded rod can drive the first conical gear to rotate and simultaneously drive the threaded blocks on two sides to move towards one side close to each other along the surface of the bidirectional threaded rod, the threaded blocks move to drive the movable plate to move, the movable plate can drive the spring, the clamping plates and the trapezoidal clamping blocks to move until the inclined planes of the four trapezoidal clamping blocks can be in close contact with four corners of a part placed on the top of the base so as to effectively limit the periphery of the part, thereby achieving the effect of primarily fixing the part, and the first conical gear can drive the second conical gear and the rotating sleeve to rotate along the bearing on the fixed plate while rotating, and simultaneously drive the lifting threaded rod to move downwards along the inner surface of the rotating sleeve, lifting threaded rod removes and drives the lifter plate downstream, drive the dead lever when the lifter plate removes, fixed bolster moves downwards with the pinch-off blades, hug closely with the top of part until the bottom of pinch-off blades, and then can carry out effectual spacing to the vertical direction of part, the effect of pressing from both sides tight fixed to the part has further been reached, under whole complex effect, it possesses the function of carrying out diversified fixing to the part to have realized this anchor clamps, fixed effect is splendid, effectually it is not hard up to have avoided the part to appear in the course of working, the fixed mode of having solved current anchor clamps is comparatively single, can't carry out diversified fixing to the part, lead to fixed effect relatively poor, cause among the machining process part easily to rock and influence processingquality's problem.

2. The purpose of limiting the clamping plate is achieved through the arrangement of the sliding rod, the purpose of limiting the threaded block is achieved through the arrangement of the limiting through hole and the limiting rod, the purpose of limiting the fixed rod is achieved through the arrangement of the limiting sleeve, the inner part of the base is convenient to maintain for a user through the arrangement of the fixing bolt and the sealing plate, and the base is convenient to install and fix through the arrangement of the installing plate and the installing hole.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional structural view of the base of the present invention;

fig. 3 is a schematic top view of the movable plate of the present invention.

In the figure: 1. a base; 2. mounting a plate; 3. a limiting sleeve; 4. fixing the rod; 5. fixing a bracket; 6. a clamping plate; 7. a movable plate; 8. clamping the motor; 9. fixing the bolt; 10. a sealing plate; 11. a limiting rod; 12. a bidirectional threaded rod; 13. a thread block; 14. a first bevel gear; 15. a second bevel gear; 16. a fixing plate; 17. a limiting through hole; 18. rotating the sleeve; 19. lifting a threaded rod; 20. a lifting plate; 21. a slide bar; 22. a spring; 23. a splint; 24. trapezoidal clamp splice.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a machining fixture with multi-directional fixing function for precision machining comprises a base 1, wherein fixing bolts 9 are screwed on the periphery of the front surface of the base 1, a sealing plate 10 is arranged between the surfaces of the four fixing bolts 9 and the front surface of the base 1, the inside of the base 1 is conveniently maintained by a user through the arrangement of the fixing bolts 9 and the sealing plate 10, the lower ends of the two sides of the outer surface of the base 1 are fixedly connected with mounting plates 2, the middle end of the mounting plate 2 is provided with mounting holes, the user can conveniently install and fix the base 1 through the arrangement of the mounting plates 2 and the mounting holes, the upper end of the right side of the outer surface of the base 1 is fixedly provided with a clamping motor 8, the output end of the clamping motor 8 is fixedly provided with a bidirectional threaded rod 12, the left side of the bidirectional threaded rod 12 is movably connected to the upper end of the left side of the inner cavity of the base 1 through a bearing, a first bevel gear 14 is fixedly installed at the middle end of the two-way threaded rod 12, thread blocks 13 are in threaded connection with both ends of the two-way threaded rod 12, a movable plate 7 is fixedly connected to the top of each thread block 13, springs 22 are fixedly connected to the peripheries of the upper ends of the two movable plates 7, which are close to each other, a clamping plate 23 is fixedly connected to one side between the surfaces of the four springs 22, which is far away from the movable plate 7, a slide bar 21 is fixedly connected to the middle end of one side of the two clamping plates 23, which is far away from each other, the surface of the slide bar 21 is movably connected to the upper end of the movable plate 7, the purpose of limiting the clamping plate 23 is achieved by the arrangement of the slide bar 21, trapezoidal clamping blocks 24 are fixedly connected to both ends of one side of the two clamping plates 23, a fixed plate 16 is fixedly connected to the middle ends of both sides of the base 1, a rotating sleeve 18 is movably connected to the middle end of the fixed plate 16 through a bearing, and a second bevel gear 15 is fixedly installed at the top of the rotating sleeve 18, the inner surface of the rotating sleeve 18 is in threaded connection with a lifting threaded rod 19, the bottom of the lifting threaded rod 19 is fixedly connected with a lifting plate 20, two ends of the lifting plate 20 are respectively provided with a limiting through hole 17, the bottom of the threaded block 13 is fixedly connected with a limiting rod 11, the lower end of the limiting rod 11 is movably connected with the surface of the limiting through hole 17, the purpose of limiting the threaded block 13 is achieved through the arrangement of the limiting through hole 17 and the limiting rod 11, the periphery of the top of the lifting plate 20 is fixedly connected with a fixed rod 4, the periphery of the top of the base 1 is fixedly connected with a limiting sleeve 3, the surface of the fixed rod 4 is movably connected with the inner surface of the limiting sleeve 3, the purpose of limiting the fixed rod 4 is achieved through the arrangement of the limiting sleeve 3, the upper end of the fixed rod 4 is fixedly connected with a fixed support 5, the bottom of the fixed support 5 is fixedly connected with a clamping plate 6, the bidirectional threaded rod 12 can be driven to rotate along a bearing on the base 1 by starting the clamping motor 8, the two-way threaded rod 12 can drive the first bevel gear 14 to rotate, and at the same time, the threaded blocks 13 on two sides can be driven to move to one side close to each other along the surface of the two-way threaded rod 12, the threaded blocks 13 move to drive the movable plate 7 to move, the movable plate 7 can drive the springs 22, the clamping plates 23 and the trapezoidal clamping blocks 24 to move until the inclined planes of the four trapezoidal clamping blocks 24 can be in close contact with four corners of a part placed at the top of the base 1, so that the periphery of the part can be effectively limited, the effect of primarily fixing the part is achieved, the first bevel gear 14 can drive the second bevel gear 15 and the rotating sleeve 18 to rotate along the bearing on the fixed plate 16 while rotating, the lifting threaded rod 19 is driven to move downwards along the inner surface of the rotating sleeve 18, and the lifting threaded rod 19 moves to drive the lifting plate 20 to move downwards, drive dead lever 4 when lifter plate 20 removes, fixed bolster 5 moves downwards with pinch-off blades 6, hug closely with the top of part until pinch-off blades 6's bottom, and then can carry out effectual spacing to the vertical direction of part, further reached and carried out the effect of pressing from both sides tight fixed to the part, under whole complex effect, it possesses the function of carrying out diversified fixing to the part to have realized this anchor clamps, fixed effect is splendid, effectually it is not hard up to have avoided the part to appear in the course of working, the fixed mode of having solved current anchor clamps is comparatively single, can't carry out diversified fixing to the part, lead to fixed effect relatively poor, cause among the machining process part easily to rock and influence processingquality's problem.

All the components in the utility model are universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, meanwhile, the standard components used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts the conventional means of mature bolts, rivets, welding and the like in the prior art, the machinery, the components and equipment adopt the conventional models in the prior art, the control mode is automatically controlled through a controller, the control circuit of the controller can be realized through simple programming of those skilled in the art, the components belong to the common knowledge in the art, and the application document is mainly used for protecting mechanical devices, so the detailed explanation of the control mode and circuit connection is omitted, no specific description will be made herein.

When the device is used, the two-way threaded rod 12 can be driven to rotate along the bearing on the base 1 by starting the clamping motor 8, the two-way threaded rod 12 can drive the first bevel gear 14 to rotate while the two-way threaded rod 12 rotates, the threaded blocks 13 on two sides can be driven to move to one side close to each other along the surface of the two-way threaded rod 12, the movable plate 7 is driven to move by the movement of the threaded blocks 13, the movable plate 7 can drive the springs 22, the clamping plates 23 and the trapezoidal clamping blocks 24 to move until the inclined planes of the four trapezoidal clamping blocks 24 can be in close contact with the four corners of a part placed at the top of the base 1, the periphery of the part can be effectively limited, the effect of primarily fixing the part is achieved, the first bevel gear 14 can drive the second bevel gear 15 and the rotating sleeve 18 to rotate along the bearing on the fixed plate 16 while the first bevel gear 14 rotates, and the lifting threaded rod 19 is driven to move downwards along the inner surface of the rotating

sleeve

18, 19 removal of lift threaded rod drive lifter plate 20 downstream, the lifter plate drives dead lever 4 when 20 removes, fixed bolster 5 moves downwards with pinch-off blades 6, hug closely with the top of part until the bottom of pinch-off blades 6, and then can carry out effectual spacing to the vertical direction of part, further reached to the part press from both sides tight fixed effect, under whole complex effect, realized that this anchor clamps possess and carry out diversified fixed function to the part, fixed effect is splendid, effectually avoided the part to appear not hard up in the course of working.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. Precision machining is with anchor clamps for machining that possess diversified fixed function, including base (1), its characterized in that: the upper end of the right side of the outer surface of the base (1) is fixedly provided with a clamping motor (8), the output end of the clamping motor (8) is fixedly provided with a bidirectional threaded rod (12), the left side of the bidirectional threaded rod (12) is movably connected to the upper end of the left side of the inner cavity of the base (1) through a bearing, the middle end of the bidirectional threaded rod (12) is fixedly provided with a first bevel gear (14), both ends of the bidirectional threaded rod (12) are in threaded connection with threaded blocks (13), the top of each threaded block (13) is fixedly connected with a movable plate (7), two movable plates (7) are mutually close to the periphery of the upper end of one side and are fixedly connected with springs (22), one side of each four springs (22) is fixedly connected with a clamping plate (23) between the surfaces and far away from the movable plate (7), and both ends of each clamping plate (23) mutually close to one side are fixedly connected with a trapezoidal clamping block (24), fixedly connected with fixed plate (16) between the middle-end of base (1) both sides, the middle-end of fixed plate (16) has rotation cover (18) through bearing swing joint, the top fixed mounting who rotates cover (18) has second bevel gear (15), the internal surface threaded connection who rotates cover (18) has lifting threaded rod (19), bottom fixedly connected with lifter plate (20) of lifting threaded rod (19), equal fixedly connected with dead lever (4) all around at lifter plate (20) top, upper end fixedly connected with fixed bolster (5) of dead lever (4), the bottom fixedly connected with pinch plate (6) of fixed bolster (5).

2. The jig for precision machining with a multi-orientation fixing function according to claim 1, wherein: two splint (23) keep away from the middle-end fixedly connected with slide bar (21) of one side each other, the surface swing joint of slide bar (21) is in the upper end of fly leaf (7).

3. The jig for precision machining with a multi-orientation fixing function according to claim 1, wherein: limiting through holes (17) are formed in the two ends of the lifting plate (20), limiting rods (11) are fixedly connected to the bottoms of the thread blocks (13), and the lower ends of the limiting rods (11) are movably connected to the surfaces of the limiting through holes (17).

4. The jig for precision machining with a multi-orientation fixing function according to claim 1, wherein: the base is characterized in that the periphery of the top of the base (1) is fixedly connected with a limiting sleeve (3), and the surface of the fixing rod (4) is movably connected to the inner surface of the limiting sleeve (3).

5. The jig for precision machining with a multi-orientation fixing function according to claim 1, wherein: all the peripheries of the front surface of the base (1) are in threaded connection with fixing bolts (9), and sealing plates (10) are arranged between the surfaces of the four fixing bolts (9) and the front surface of the base (1).

6. The jig for precision machining with a multi-orientation fixing function according to claim 1, wherein: the base (1) surface both sides the equal fixedly connected with mounting panel of lower extreme (2), the mounting hole has been seted up to the middle-end of mounting panel (2).