CN215588440U - Centering clamping adjusting platform and device - Google Patents

Abstract

The utility model relates to a centering clamping adjusting platform and a device, and belongs to the technical field of engineering machinery. The centering clamping adjusting platform comprises a base, a main sliding assembly, an auxiliary sliding assembly, a clamping mechanism and a mounting seat, wherein the upper part of the base is provided with an opening, and the base is provided with a mounting cavity; the clamping mechanism comprises at least two clamping parts which are matched with each other to clamp the workpiece, and is arranged above the base in a sliding manner through the main sliding assembly; the mounting seat is slidably mounted in the mounting cavity of the base through the auxiliary sliding assembly, and the sliding direction of the auxiliary sliding assembly is parallel to that of the main sliding assembly. The utility model also provides a centering clamping adjusting device which comprises a clamping driving mechanism arranged on the installation cavity, and the clamping driving mechanism is connected with each clamping part through a driving connecting end in a driving mode and performs centering clamping movement. The main sliding component bears various clamping forces, and the auxiliary sliding component only plays a role in left-right moving guide, so that a series of problems caused by superposition are effectively avoided.

Description

Centering clamping adjusting platform and device

Technical Field

The utility model relates to a centering clamping adjusting platform and a device, and belongs to the technical field of engineering machinery.

Background

When the long straight arm frame is used for boring and machining a reaming point hole, due to the problems of side bending and torsion and the like after the long straight arm frame is welded, the front and the back parts of the long straight arm frame are clamped by centering fixtures, the machining requirements cannot be met, and the machining requirements can be met after the long straight arm frame is adjusted in the left-right direction for two times.

In the prior art, as shown in fig. 1 and fig. 2, a workpiece is placed in the middle of a centering fixture 10 to be clamped, automatic centering of the workpiece is achieved through a screw rod, the centering fixture 10 is connected to an upper-layer linear guide rail 201 in a sliding mode through an upper-layer sliding block 202 below the centering fixture 10, the upper-layer linear guide rail 201 is in charge of centering and clamping guiding, the upper-layer linear guide rail 201 is arranged on an upper-layer supporting table 30, the upper-layer supporting table 30 is a centering power system mounting supporting base and used for secondary direction adjustment, the upper-layer supporting table 30 is connected to a lower-layer linear guide rail 401 in a sliding mode through a lower-layer sliding block 402 to achieve left and right adjustment of the upper fixture, and the lower-layer linear guide rail 401 is arranged on a lower-layer supporting table 50.

The upper part is provided with a centering clamping mechanism, and the lower part is provided with a left-right adjusting mechanism, so that the workpiece clamping of the long straight arm support which needs secondary adjustment after being centered and clamped due to lateral bending can be met. However, it has certain problems:

the first is that there is a clearance between the linear guide rail and the slider in the prior art, the prior art adopts the design of superimposed multilayer, and along with the increase of the number of layers, every layer of clearance all can superpose, because the clearance becomes the amplification effect, this has also led to processing vibrations to increase.

Secondly, the lower layer linear guide rail bears the positive pressure and the overturning force above in the prior art, the overturning force arm of the lower layer linear guide rail is longer than the overturning force arm of the lower layer linear guide rail in a direct guiding way, and the lower layer linear guide rail is larger than the upper layer linear guide rail in design, so that the cost is overhigh.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a centering clamping adjusting platform and a device, which are used for solving the problems of processing vibration amplification caused by clearance increase caused by superposition and high bearing pressure and high cost of a lower-layer auxiliary sliding assembly.

In order to solve the problems, the utility model is realized by adopting the following technical scheme:

in one aspect, the utility model provides a centering, clamping and adjusting platform, which comprises a base, a sliding assembly, a clamping mechanism and a mounting seat for mounting a clamping driving mechanism;

the upper part of the base is provided with an opening and is provided with an installation cavity, the sliding assembly comprises a main sliding assembly and an auxiliary sliding assembly, the clamping mechanism comprises at least two clamping parts which are matched with each other to clamp a workpiece, and the clamping parts are slidably installed above the base through the main sliding assembly;

the mounting seat is slidably mounted in the mounting cavity of the base through the auxiliary sliding assembly, and the sliding direction of the auxiliary sliding assembly is parallel to that of the main sliding assembly.

Furthermore, the number of the main sliding assemblies is two, and the two main sliding assemblies are arranged on the upper surface of the base in parallel and are positioned on two sides above the installation cavity;

the quantity of vice sliding component is two, two vice sliding component parallel to each other set up in the diapire both sides of installation cavity.

Further, the main sliding assembly comprises a main sliding guide rail and a main sliding block which form a sliding pair, and the clamping part is connected with the main sliding guide rail in a sliding mode through the main sliding block;

the auxiliary sliding assembly comprises an auxiliary sliding guide rail and an auxiliary sliding block which form a sliding pair, and the mounting seat is connected with the auxiliary sliding guide rail in a sliding mode through the auxiliary sliding block.

Furthermore, the clamping mechanism comprises two clamping parts, and two main sliding blocks are respectively arranged on the left and right of each main sliding guide rail so as to be fixedly connected with one clamping part;

and the left and the right of each auxiliary sliding guide rail are respectively provided with an auxiliary sliding block which is fixedly connected with the mounting seat.

Further, the installation cavity is a stepped cavity.

In another aspect, the utility model provides a centering and clamping adjustment device, which comprises a clamping driving mechanism and the centering and clamping adjustment platform, wherein the clamping driving mechanism is mounted on the mounting seat;

the clamping driving mechanism comprises a driving connecting end and is in driving connection with the clamping part through the driving connecting end.

Further, the driving connection end is a screw rod.

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

the embedded double-layer base is adopted to support the whole structure, the main sliding assembly is arranged on the upper layer, the auxiliary sliding assembly is arranged in the installation cavity on the lower layer, and the transition stacking mechanism is not arranged in the middle, so that various problems caused by stacking can be effectively avoided;

the main sliding component on the upper layer is connected with a clamping part for clamping a workpiece, the auxiliary sliding component in the mounting cavity on the lower layer is connected with a mounting seat provided with a clamping driving mechanism, the main sliding component on the upper layer bears various forces for clamping the workpiece, and the auxiliary sliding component in the cavity on the lower layer only plays a role in moving and guiding, so that the requirement on the auxiliary sliding component can be reduced during design, and the cost is saved.

Drawings

FIG. 1 is a side view block diagram of one embodiment of the prior art;

FIG. 2 is a front view block diagram of one embodiment of the prior art;

FIG. 3 is a side view of one embodiment of the centering clamp adjustment platform of the present invention;

FIG. 4 is a front view of an embodiment of the centering, clamping and adjustment platform of the present invention;

FIG. 5 is a side view of another embodiment of the centering clamping adjustment platform of the present invention;

FIG. 6 is a front view of another embodiment of the centering clamping adjustment platform of the present invention;

in the figure: 10 centering fixtures of the prior art; 201 upper linear guide rails in the prior art; 202 upper slider of the prior art; 30 an upper supporting table; 401 lower linear guide of the prior art; 402 lower slider of the prior art; 50 a lower supporting table;

1, a clamping mechanism; 2, a main sliding component; 2-1 main sliding guide rail; 2-2 main slider; 3 pairs of sliding components; 3-1 pair of sliding guides; 3-2 pairs of sliding blocks; 4, mounting a base; 5, a base; 5-1 installing the cavity.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

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 those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.

Example one

The embodiment of the utility model provides a centering, clamping and adjusting platform, and referring to fig. 3 and 4, the centering, clamping and adjusting platform comprises a base 5, a sliding assembly, a clamping mechanism 1 and a mounting seat 4; the upper portion of the base 5 is provided with an opening and is provided with a mounting cavity 5-1, the sliding assembly comprises a main sliding assembly 2 and an auxiliary sliding assembly 3, the main sliding assembly 2 is mounted above the base 5, and the auxiliary sliding assembly 3 is mounted in the mounting cavity 5-1 inside the base 5.

In the embodiment, the clamping mechanism 1 comprises two clamping parts which are matched with each other to clamp the workpiece, and the clamping parts are slidably arranged above the base 5 through the main sliding component 2; the mounting seat 4 is slidably mounted in the mounting cavity 5-1 of the base 5 through the auxiliary sliding component 3, and the sliding direction of the auxiliary sliding component 3 is parallel to the sliding direction of the main sliding component 2.

Specifically, the main sliding assembly 2 is mounted on the base 5, and the clamping mechanism 1 is slidably connected to the main sliding assembly 2, and in this embodiment, the clamping mechanism 1 is composed of two mutually-matched clamping portions, and the two clamping portions are slidably connected to the main sliding assembly 2. In operation, a workpiece is placed between the two clamping portions, which are now connected to the main slide assembly 2 so that they move on the main slide assembly 2 in a centering clamping motion.

The main sliding component 2 is responsible for supporting the clamping part to do centering clamping movement on the main sliding component, and besides, the main sliding component 2 also plays a role in guiding, and guides the clamping part to do reciprocating linear movement according to a given direction when a workpiece is clamped.

After clamping a workpiece, in order to meet the processing requirement, the embodiment further needs to perform secondary adjustment, an auxiliary sliding assembly 3 is installed in an installation cavity 5-1 of the base 5, the auxiliary sliding assembly 3 is connected with an installation seat 4 in a sliding manner, a clamping driving mechanism is installed on the installation seat 4, and the clamping driving mechanism comprises a driving connection end and is connected with the clamping portion through the driving connection end in a driving manner. Specifically, in this embodiment, the drive connection end selects two lead screws to connect two clamping parts respectively, and after the work piece was adorned and is pressed from both sides tightly, two lead screws drove two clamping parts and moved about and realize the adjustment of centering position.

In the embodiment, the mounting seat 4 is slidably connected in the mounting cavity 5-1 of the base 5 through the auxiliary sliding assembly 3, and the auxiliary sliding assembly 3 is used for supporting and guiding the left and right adjusting movement of the mounting seat 4.

In this embodiment, the base 5 adopts an embedded double-layer design, the upper layer of the base 5 is provided with the clamping mechanism 1 for clamping a workpiece, the lower layer is provided with the mounting seat 4 for mounting the clamping driving mechanism, the clamping driving mechanism is used for driving the clamping part of the clamping mechanism 1 to slide on the main sliding component 2 so as to clamp the workpiece, and the centering adjustment after the workpiece is clamped can be realized through the sliding of the mounting seat 4 on the auxiliary sliding component 3.

In the present embodiment, the clamping mechanism 1 is slidably connected to the main sliding component 2, and the two clamping portions can move on the main sliding component 2 under the action of the clamping driving mechanism to clamp the workpiece, in this case, the main sliding component 2 bears various clamping pressing forces.

Compare in main sliding component 2, vice sliding component 3 does not bear the weight of the various power of clamping work piece, so can reduce the requirement to vice sliding component 3 when the design, only need main sliding component 2 satisfy the design requirement can, like the prior art of fig. 1 when designing, the sliding component of lower floor will generally be greater than the sliding component of upper strata, and the cost is too high, and in this embodiment, vice sliding component 3 chooses for use the small dimension guide rail, can significantly reduce anchor clamps width size and purchase cost.

Example two

Referring to fig. 5 and 6, an embodiment of the present invention provides a centering and clamping adjustment platform, which includes a base 5 for supporting an integral structure, a sliding assembly, a clamping mechanism 1, and a mounting seat 4 for mounting a clamping driving mechanism.

The upper part of the base 5 is provided with an opening and is provided with a mounting cavity 5-1, and a mounting seat 4 for mounting a clamping driving mechanism is arranged in the mounting cavity 5-1. The installation cavity 5-1 adopts a stepped cavity, such as: the installation cavity 5-1 can be in a two-stage step shape, and the installation seat 4 can be installed on a step in the middle, so that a space for installing other related components is formed below the installation seat 4, and the occupied area of the platform is saved.

The sliding assemblies comprise main sliding assemblies 2 and auxiliary sliding assemblies 3, the number of the main sliding assemblies 2 is two, and the two main sliding assemblies 2 are arranged on the upper surface of the base 5 in parallel and are positioned on two sides above the mounting cavity 5-1; the number of the auxiliary sliding assemblies 3 is two, and the two auxiliary sliding assemblies 3 are arranged on two sides in the installation cavity 5-1 in parallel.

The main sliding assembly 2 comprises a main sliding guide rail 2-1 and a main sliding block 2-2 which form a sliding pair, the auxiliary sliding assembly 3 comprises an auxiliary sliding guide rail 3-1 and an auxiliary sliding block 3-2 which form a sliding pair, specifically, the left and the right of the two main sliding guide rails 2-1 are respectively provided with two main sliding blocks 2-2, and the left and the right of the two auxiliary sliding guide rails 3-1 are respectively provided with one auxiliary sliding block 3-2.

The clamping mechanism 1 comprises two clamping parts which are matched with each other to clamp a workpiece, and the clamping parts are connected with a main sliding guide rail 2-1 in a sliding mode through a main sliding block 2-2 to be connected above a base 5 in a sliding mode; the mounting seat 4 is connected with the auxiliary sliding guide rail 3-1 in a sliding mode through the auxiliary sliding block 3-2 so as to be connected in a sliding mode in the mounting cavity 5-1 in the base 5. Two main sliding blocks 2-2 are respectively arranged on the left and the right of each main sliding guide rail 2-1 and are used for fixedly connecting a clamping part; and an auxiliary sliding block 3-2 is fixedly connected with the mounting seat 4 at the left and the right of each auxiliary sliding guide rail 3-1.

When the clamping mechanism 1 is used for clamping a workpiece, the machining requirement can not be met, the machining requirement can be met after secondary left-right direction centering adjustment, and the clamping part can be driven to move by adjusting the sliding position of the mounting seat 4 left and right, so that the clamping centering position is changed.

Example 3

This embodiment describes a centering/clamping adjustment device using the centering/clamping adjustment platform of embodiment 1 or 2.

In this embodiment, a clamping driving mechanism, such as a motor, a hydraulic cylinder, etc., is mounted on the mounting seat 4, and the clamping driving mechanism includes a driving connecting end and is connected to the clamping portion through the driving connecting end. Specifically, in this embodiment, the driving connection end selects two lead screws to connect two clamping portions respectively, and the output shaft or the piston rod of the motor or the hydraulic cylinder is connected to two lead screws respectively to drive the lead screws to rotate or move, thereby driving two clamping portions to move relatively to clamp the workpiece. After the workpiece is clamped, when the position of the mounting seat 4 is adjusted, the two screw rods move correspondingly to drive the two clamping parts to move left and right, and then the centering position can be adjusted.

When the clamping device works, a workpiece is placed between the two clamping parts, each clamping part is connected with the screw rod to enable each clamping part to move towards opposite directions, and the two clamping parts are used for centering, clamping and pressing the workpiece.

In conclusion, the centering clamping adjusting platform and the centering clamping adjusting device provided by the utility model can realize processing and simultaneously realize quick centering clamping pressing and centering adjustment, greatly shorten the processing preparation time, improve the operation efficiency and reduce the labor intensity.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A centering clamping adjusting platform is characterized by comprising a base (5), a sliding assembly, a clamping mechanism (1) and a mounting seat (4) for mounting a clamping driving mechanism;

the upper part of the base (5) is opened and provided with an installation cavity (5-1), the sliding assembly comprises a main sliding assembly (2) and an auxiliary sliding assembly (3), the clamping mechanism (1) comprises at least two clamping parts which are matched with each other to clamp a workpiece, and the clamping parts are slidably installed above the base (5) through the main sliding assembly (2);

the mounting seat (4) is slidably mounted in a mounting cavity (5-1) of the base (5) through the auxiliary sliding assembly (3), and the sliding direction of the auxiliary sliding assembly (3) is parallel to that of the main sliding assembly (2).

2. The centering, clamping and adjusting platform as claimed in claim 1, wherein the number of said main sliding assemblies (2) is two, and two of said main sliding assemblies (2) are arranged on the upper surface of said base (5) in parallel and on both sides above the installation cavity (5-1);

the number of the auxiliary sliding assemblies (3) is two, and the two auxiliary sliding assemblies (3) are arranged on two sides of the bottom wall of the installation cavity (5-1) in parallel.

3. The centering and clamping adjustment platform according to claim 1, wherein the main sliding assembly (2) comprises a main sliding guide rail (2-1) and a main sliding block (2-2) which form a sliding pair, and the clamping part is connected with the main sliding guide rail (2-1) in a sliding manner through the main sliding block (2-2);

the auxiliary sliding assembly (3) comprises an auxiliary sliding guide rail (3-1) and an auxiliary sliding block (3-2) which form a sliding pair, and the mounting seat (4) is connected with the auxiliary sliding guide rail (3-1) in a sliding mode through the auxiliary sliding block (3-2).

4. The centering and clamping adjustment platform according to claim 1, wherein the clamping mechanism (1) comprises two clamping portions, and two main sliding blocks (2-2) are respectively arranged on the left and right of each main sliding guide rail (2-1) to respectively fixedly connect one clamping portion;

and an auxiliary sliding block (3-2) is fixedly connected with the mounting seat (4) at the left and right of each auxiliary sliding guide rail (3-1).

5. The centering clamping adjustment platform according to claim 1, wherein the mounting cavity (5-1) is a stepped cavity.

6. A centering and clamping adjustment device, characterized by comprising a clamping driving mechanism and a centering and clamping adjustment platform according to any one of claims 1 to 5, wherein the clamping driving mechanism is mounted on the mounting seat (4);

the clamping driving mechanism comprises a driving connecting end and is in driving connection with the clamping part through the driving connecting end.

7. The centering clamp adjustment device of claim 6 wherein said drive connection end is a lead screw.

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