CN219005818U

CN219005818U - Die-casting machined part clamping assembly

Info

Publication number: CN219005818U
Application number: CN202223486638.XU
Authority: CN
Inventors: 周代仝
Original assignee: Changshu Yunkai Intelligent Technology Co ltd
Current assignee: Changshu Yunkai Intelligent Technology Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-12
Anticipated expiration: 2032-12-23

Abstract

The utility model relates to the technical field of metal casting processing, and provides a die-casting workpiece clamping assembly, which comprises a fixing frame, wherein two sliding grooves which are bilaterally symmetrical and penetrate through the fixing frame are formed in the top of the fixing frame, two front-back symmetrical mounting blocks are connected to the bottom of the fixing frame in a sliding mode, two fixing rods which are bilaterally symmetrical and are in an inverted L-shaped structure are fixedly connected to the tops of the two mounting blocks, and clamping blocks are fixedly connected to one sides, close to each other, of the two fixing rods. According to the utility model, under the action of the moving assembly, the two mounting blocks can move in opposite directions, the fixing rods on the front side and the rear side can synchronously move in opposite directions along with the movement of the two mounting blocks, so that the surfaces of workpieces can be clamped and fixed through the clamping blocks, the clamping mode can be used for two different workpieces with rectangular shapes and column shapes, and meanwhile, the clamping mode can be suitable for different workpiece sizes and has good machining compatibility.

Description

Die-casting machined part clamping assembly

Technical Field

The utility model relates to the technical field of metal casting processing, in particular to a die-casting workpiece clamping assembly.

Background

Die casting is a metal casting process and is characterized in that high pressure is applied to molten metal by utilizing the inner cavity of a die. The mold is typically fabricated from a stronger alloy, somewhat similar to injection molding. Most die cast castings are free of iron, such as zinc, copper, aluminum, magnesium, lead, tin, and lead-tin alloys and alloys thereof. Depending on the type of die casting, either a cold chamber die casting machine or a hot chamber die casting machine is required.

At present, after a workpiece is die-cast, a worker needs to polish burrs or bulges on the surface of the workpiece taken out from a die or perform subsequent processing such as punching on the surface according to requirements, and because the specifications and shapes of the workpiece are different, if the workpiece is clamped by adopting a clamp, a plurality of different types of clamps are required to be configured, and the cost is high, the workpiece is usually fixed by holding the workpiece by the worker in the subsequent processing process of casting, but the processing operation becomes troublesome, the processing efficiency is affected, and therefore, it is necessary to design a die-cast workpiece clamping assembly to solve the problem.

Disclosure of Invention

The present utility model is directed to a clamping assembly for die-casting workpieces, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a die-casting machined part centre gripping subassembly, includes the mount, two bilateral symmetry have been seted up at the top of mount and run through it the spout, the bottom sliding connection of mount has two front and back symmetry's installation piece, and the dead lever that two equal fixedly connected with front and back symmetries in top of two installation pieces and be the L type structure of standing upside down, the dead lever of two front and back symmetries is all fixedly connected with clamp splice in one side that is close to each other, and be provided with on the mount and be used for making two installation pieces carry out the removal subassembly that opposite direction or opposite moved.

Preferably, the bottom fixedly connected with of mount two bilateral symmetry limiting plates, and two installation pieces all block sliding grafting between two limiting plates for two installation pieces can only slide in the bottom of mount front and back.

Preferably, the moving assembly comprises a rotating rod which is arranged at the bottom of the fixing frame in a front-back axial direction and is positioned between the two limiting plates, the two sides of the circumferential surface of the rotating rod are respectively provided with a positive rotating thread and a negative rotating thread, the two sides of the rotating rod are respectively inserted on the two mounting blocks through threaded matching, the fixing frame is provided with a rotating assembly for enabling the rotating rod to rotate, and when the rotating rod rotates, the rotating assembly can respectively drive the two mounting blocks to move oppositely or reversely through the matching of the positive rotating thread and the negative rotating thread.

Preferably, the bottom of the fixing frame is fixedly connected with two support plates which are symmetrical front and back, and the rotating rod is connected between the two support plates in a rotating way through the cooperation of bearings, so that the rotating rod can form rotating connection at the bottom of the fixing frame.

Preferably, the rotating assembly comprises a first synchronizing wheel which is arranged on one side of the fixing frame in a rotating mode, one side of the rotating rod penetrates through one of the supporting plates and is fixedly connected with a second synchronizing wheel, a synchronous belt is wound between the first synchronizing wheel and the second synchronizing wheel through the cooperation of tooth grooves, a driving piece for driving the first synchronizing wheel to rotate is arranged on the fixing frame, and the first synchronizing wheel can drive the second synchronizing wheel to synchronously rotate through the synchronous belt during rotation, so that the purpose of rotating the rotating rod is achieved.

Preferably, the driving piece comprises a motor fixedly arranged on one side of the fixing frame, the tail end of an output shaft of the motor is fixed with the end face of the first synchronous wheel, and the purpose of driving the first synchronous wheel to rotate can be achieved when the output shaft of the motor rotates.

Preferably, one side of each clamping block is fixedly connected with a rubber pad so as to increase the contact area between the clamping block and the surface of the workpiece and improve the friction force.

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

1. the utility model can place the die-cast machined part on the top of the fixing frame and enable the die-cast machined part to be positioned between the fixing rods on the front side and the rear side, then the two mounting blocks can move in opposite directions under the action of the moving assembly, and the fixing rods on the front side and the rear side can move in opposite directions along with the movement of the two mounting blocks synchronously, so that the clamping block can clamp and fix the surface of the machined part, and the clamping mode can be used for two different rectangular machined parts and column-shaped machined parts, can be applicable to different sizes of the machined parts, and has good machining compatibility.

2. According to the utility model, the rubber pads are arranged on the clamping blocks, and when the fixing rods on two sides clamp a workpiece, the fixing rods can deform to a certain extent according to the shape of the surface of the workpiece, so that the contact area between the clamping blocks and the surface of the workpiece is increased, the friction force is improved, and the clamping of the device to the workpiece can be more stable.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of another embodiment of the present utility model;

FIG. 3 is a schematic view showing a state of clamping a rectangular workpiece according to the present utility model;

FIG. 4 is a schematic view of a clamping cylindrical workpiece according to the present utility model;

in the figure: 1. a fixing frame; 2. a chute; 3. a mounting block; 4. a fixed rod; 5. clamping blocks; 6. a limiting plate; 7. a rotating lever; 8. a first synchronous wheel; 9. a second synchronous wheel; 10. a synchronous belt; 11. a motor; 12. a support plate; 13. and a rubber pad.

Detailed Description

The technical solutions in 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.

It will be apparent that numerous specific details are set forth in the following description in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than as described herein, and therefore the present utility model is not limited to the specific embodiments of the present disclosure.

Referring to fig. 1-4, the present utility model provides a die-cast workpiece clamping assembly: including mount 1, the spout 2 that two bilateral symmetries and run through it has been seted up at the top of mount 1, the bottom sliding connection of mount 1 has two front and back symmetry's installation piece 3, and the equal fixedly connected with of top of two installation pieces 3 is the dead lever 4 of two front and back symmetries and be the inverted L type structure, the equal fixedly connected with clamp splice 5 in one side that two front and back symmetries's dead lever 4 are close to each other, and be provided with the removal subassembly that is used for making two installation pieces 3 carry out opposite direction or opposite movement on mount 1, through such design, can place die-cast's machined part at the top of mount 1, and make it be located between the dead lever 4 of front and back both sides, then can make two installation pieces 3 carry out the removal in opposite direction under the effect of removal subassembly, the dead lever 4 of front and back both sides can follow the removal of two installation pieces 3 and carry out synchronous opposite direction and remove, in order to carry out the centre gripping and form fixedly through clamp splice 5 to the surface to the machined part, the surface of work piece is polished, the drilling, and the mode of this kind of centre gripping can be suitable for carrying out the very big compatibility of two kinds of different machined parts simultaneously.

Specifically, the bottom fixedly connected with of mount 1 two bilateral symmetry's limiting plate 6, and two installation piece 3 all block slip grafting are between two limiting plate 6 to make two installation piece 3 only can slide around the bottom of mount 1, such design can be more reasonable.

In order to make the two mounting blocks 3 move in opposite directions or opposite directions, in some embodiments, it is proposed that the moving assembly includes a rotating rod 7 rotatably disposed at the bottom of the fixing frame 1 and located between the two limiting plates 6 in the front-rear axial direction, the two sides of the circumferential surface of the rotating rod 7 are respectively provided with a positive rotation thread and a negative rotation thread, and the two sides of the rotating rod 7 are respectively inserted on the two mounting blocks 3 through threaded engagement, the fixing frame 1 is provided with a rotating assembly for rotating the rotating rod 7, when the rotating rod 7 rotates, the rotating assembly drives the two mounting blocks 3 to move in opposite directions or opposite directions through the engagement of the positive rotation thread and the negative rotation thread, and can make the fixing rods 4 on the front side and the rear side of the fixing frame 1 move synchronously, so as to clamp or release the workpiece.

The specific connection mode between the rotating rod 7 and the fixing frame 1 is as follows, two support plates 12 which are symmetrical in front and back are fixedly connected to the bottom of the fixing frame 1, and the rotating rod 7 is rotationally connected between the two support plates 12 through bearing fit, so that the rotating rod 7 can form rotational connection at the bottom of the fixing frame 1.

In some embodiments, in order to enable the rotating rod 7 to rotate, the rotating assembly includes a first synchronizing wheel 8 rotatably disposed on one side of the fixing frame 1, one side of the rotating rod 7 penetrates through one of the support plates 12 and is fixedly connected with a second synchronizing wheel 9, a synchronous belt 10 is wound between the first synchronizing wheel 8 and the second synchronizing wheel 9 through the cooperation of tooth grooves, a driving piece for driving the first synchronizing wheel 8 to rotate is arranged on the fixing frame 1, and the first synchronizing wheel 8 drives the second synchronizing wheel 9 to synchronously rotate through the synchronous belt 10 when rotating, and enables the rotating rod 7 to rotate along with the second synchronizing wheel 9.

Furthermore, the driving part comprises a motor 11 fixedly arranged on one side of the fixing frame 1, the tail end of an output shaft of the motor 11 is fixed with the end face of the first synchronous wheel 8, and the purpose of driving the first synchronous wheel 8 to rotate can be achieved when the output shaft of the motor 11 rotates.

Referring to fig. 1, a rubber pad 13 is fixedly connected to one side of each clamping block 5, the rubber pad 13 has better elasticity and plasticity, and when the fixing rods 4 on two sides clamp a workpiece, the fixing rods can deform to a certain extent according to the shape of the surface of the workpiece, so that the contact area between the clamping block 5 and the surface of the workpiece is increased, the friction force is improved, and the clamping of the workpiece by the device is more stable.

In the idle position of the device, all the electric devices and the matched drivers are arranged, and all the driving components are connected through wires by a person skilled in the art, wherein the driving components refer to power elements, electric devices and an adaptive power supply, and the specific connection means are known in the art.

It should be noted that, in the description of the present utility model, the terms "upper", "lower", "front", "rear", "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, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Meanwhile, in the description of the present utility model, unless explicitly specified and limited otherwise, terms such as "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Furthermore, it should be understood that the dimensions of the various elements shown in the figures are not drawn to actual scale, e.g., the thickness or width of some layers may be exaggerated relative to other layers for ease of description.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a die-casting machined part centre gripping subassembly, includes mount (1), its characterized in that: two bilateral symmetry and spout (2) that run through it have been seted up at the top of mount (1), the bottom sliding connection of mount (1) has two front and back symmetry installation piece (3), and the top of two installation piece (3) is all fixedly connected with two front and back symmetries and is dead lever (4) of handstand L type structure, one side that two front and back symmetry dead lever (4) are close to each other all fixedly connected with clamp splice (5), and be provided with on mount (1) and be used for making two installation piece (3) carry out the removal subassembly that opposite direction or reverse moved.

2. A die cast work piece clamping assembly as defined in claim 1 wherein: the bottom of the fixing frame (1) is fixedly connected with two bilateral symmetry limiting plates (6), and the two mounting blocks (3) are clamped and slidably inserted between the two limiting plates (6).

3. A die cast work piece clamping assembly as defined in claim 2 wherein: the movable assembly comprises a rotary rod (7) which is arranged at the bottom of the fixed frame (1) in a front-back axial direction and is positioned between two limiting plates (6), positive-rotation threads and negative-rotation threads are respectively formed on two sides of the circumferential surface of the rotary rod (7), two sides of the rotary rod (7) are respectively inserted on the two mounting blocks (3) through threaded fit, and a rotary assembly used for enabling the rotary rod (7) to rotate is arranged on the fixed frame (1).

4. A die cast work piece clamping assembly as defined in claim 3, wherein: the bottom of the fixing frame (1) is fixedly connected with two support plates (12) which are symmetrical front and back, and the rotating rod (7) is connected between the two support plates (12) in a matched rotating way through a bearing.

5. The die cast work piece clamping assembly of claim 4, wherein: the rotating assembly comprises a first synchronous wheel (8) which is rotatably arranged on one side of the fixing frame (1), one side of the rotating rod (7) penetrates through one of the support plates (12) and is fixedly connected with a second synchronous wheel (9), a synchronous belt (10) is wound between the first synchronous wheel (8) and the second synchronous wheel (9) through the cooperation of tooth grooves, and a driving piece for driving the first synchronous wheel (8) to rotate is arranged on the fixing frame (1).

6. The die cast work piece clamping assembly of claim 5, wherein: the driving piece comprises a motor (11) fixedly arranged on one side of the fixed frame (1), and the tail end of an output shaft of the motor (11) is fixed with the end face of the first synchronous wheel (8).

7. A die cast work piece clamping assembly as defined in claim 1 wherein: one side of each clamping block (5) is fixedly connected with a rubber pad (13).