CN215968360U

CN215968360U - One-out-multiple machine external clamp fixture

Info

Publication number: CN215968360U
Application number: CN202122069221.2U
Authority: CN
Inventors: 周卫红; 刘勇才
Original assignee: DONGGUAN CAILI METAL TECHNOLOGY CO LTD
Current assignee: DONGGUAN CAILI METAL TECHNOLOGY CO LTD
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-03-08
Anticipated expiration: 2031-08-30

Abstract

The utility model belongs to the technical field of clamps, and relates to a multi-machine-output external clamp which is used for clamping a plurality of workpieces and carrying out batch processing on the end parts of the workpieces; the method comprises the following steps: the fixture comprises a fixture main body, wherein the fixture main body is provided with a plurality of placing slotted holes for placing workpieces, and the plurality of placing slotted holes are distributed on the fixture main body in a transverse array manner; the clamping pressing plate is provided with a plurality of bayonets matched with the placing slot holes, and the bayonets are distributed on the clamping pressing plate in a transverse array manner; the clamping pressing plate is fixedly connected with the clamp main body through a plurality of fasteners, the bayonets correspond to the placing slotted holes one to one, and the bayonets and the placing slotted holes are encircled to form a fixed cavity capable of clamping a workpiece. The multi-machine external clamp provided by the utility model greatly improves the utilization rate, can be used for loading a plurality of workpieces at one time and positioning the workpieces in batches through a plurality of fixed cavities, reduces a lot of clamping time, and can be used for processing a plurality of workpieces simultaneously to improve the production efficiency.

Description

One-out-multiple machine external clamp fixture

Technical Field

The utility model belongs to the technical field of clamps, and particularly relates to an external clamp with multiple machines.

Background

The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, etc., of which machine tool jigs are the most common, often simply called jigs. When a workpiece is machined on a machine tool, the workpiece needs to be assembled and clamped before machining in order to enable the surface of the workpiece to meet the technical requirements of the size, the geometric shape, the mutual position precision with other surfaces and the like specified in the drawing. However, most of the clamps on the market are only suitable for a single workpiece when clamping the workpiece, and when processing batch workpieces, the workpiece needs to be repeatedly clamped, so that the processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-machine external clamp, and aims to solve the technical problem that a clamp in the prior art is only suitable for a single workpiece, and the workpiece needs to be repeatedly clamped for a plurality of times when a batch of workpieces are machined.

In order to achieve the above object, an embodiment of the present invention provides an external clamp with multiple clamping units, which is used for clamping multiple workpieces to perform batch processing on the end portions of the workpieces; the method comprises the following steps:

the fixture comprises a fixture main body, wherein the fixture main body is provided with a plurality of placing slotted holes for placing the workpieces, and the placing slotted holes are distributed on the fixture main body in a transverse array manner;

the clamping pressing plate is provided with a plurality of bayonets matched with the placing slot holes, and the bayonets are distributed on the clamping pressing plate in a transverse array manner;

the clamping pressure plate is fixedly connected with the clamp main body through a plurality of fasteners, the bayonets and the placing slot holes are in one-to-one correspondence, and the bayonets and the placing slot holes are surrounded to form a fixed cavity capable of clamping the workpiece.

Optionally, a supporting platform for supporting the workpiece and a blocking bottom surface for abutting against the end surface of the workpiece to realize limiting are arranged in the placing slot hole.

Optionally, the plurality of placing slotted holes are formed in a group of placing slotted holes arranged side by side, two groups of placing slotted holes are respectively formed in the left side and the right side of the clamp main body, and the distance between the two groups of placing slotted holes and the center of the clamp main body is equal.

Optionally, a blocking block for blocking the workpiece is arranged in the clamping opening in a protruding mode.

Optionally, a positioning guide pillar for guiding the assembling direction of the clamping pressure plate is convexly arranged on the side surface of the clamp main body, and the clamping pressure plate is arranged on the positioning guide pillar in a penetrating manner and moves along the positioning guide pillar.

Optionally, the side surface of the clamp main body and the clamping pressure plate are both provided with a plurality of fastening holes for assembling the fastening piece, and the fastening holes are distributed on the side surface of the clamp main body and the clamping pressure plate in a transverse array; the fastening holes, the placing slotted holes and the bayonets are the same in number and correspond to one another.

Optionally, a plurality of the placing slots are arranged at intervals, and two adjacent placing slots are spaced by a first isolation block; the plurality of bayonets are arranged at intervals, and two adjacent bayonets are spaced by a second isolating block; when the clamping pressing plate is assembled on the clamp main body, the first isolation block is abutted to the second isolation block.

One or more technical solutions in the multi-machine external clamp provided by the embodiment of the present invention at least have one of the following technical effects: when the multi-machine external clamp is used, a plurality of workpieces are correspondingly placed in the plurality of placing slotted holes formed in the clamp body one by one, and then the clamping pressing plate is fixed on the clamp body, so that the clamping pressing plate tightly presses the workpieces on the clamp body. After the clamping pressing plate is tightly connected with the clamp main body through the plurality of fasteners, the bayonet and the placing groove hole are surrounded to form a fixed cavity capable of clamping workpieces, the workpieces can be loaded into the clamping pressing plate at one time and positioned in batches through the plurality of fixed cavities, a lot of clamping time is shortened, and the production efficiency can be improved by simultaneously processing the workpieces. In addition, the one-outlet multi-machine external clamp greatly improves the utilization rate, namely, a plurality of workpieces can share one-outlet multi-machine external clamp, thereby reducing the number of required clamps and reducing the cost to a certain extent.

Drawings

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

Fig. 1 is a perspective view of a multi-outlet external clamp according to an embodiment of the present invention.

Fig. 2 is a top view of a multi-out external clamp according to an embodiment of the present invention.

Fig. 3 is an exploded view of a multi-outlet external clamp according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

100. a clamp body; 110. Placing the slotted hole; 120. A support platform;

130. a blocking bottom surface; 140. Positioning the guide post; 150. A first spacer block;

200. clamping the pressing plate; 210. A bayonet; 220. A stop block is shielded;

230. a second isolation block; 300. A fastening hole.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1 to 3, a multi-out external clamp is provided for clamping a plurality of workpieces to perform batch processing on the end portions of the workpieces; the method comprises the following steps:

the fixture comprises a fixture main body 100, wherein a plurality of placing slots 110 for placing the workpiece are formed in the fixture main body 100, and the placing slots 110 are distributed on the fixture main body 100 in a transverse array;

the clamping pressing plate 200 is provided with a plurality of bayonets 210 matched with the placing slot holes 110, and the bayonets 210 are distributed on the clamping pressing plate 200 in a transverse array;

the clamping pressing plate 200 is fastened to the clamp body 100 by a plurality of fasteners, the bayonets 210 are in one-to-one correspondence with the placing slots 110, and the bayonets 210 and the placing slots 110 enclose to form a fixed cavity capable of clamping the workpiece.

Specifically, in this embodiment, when the multi-machine external clamp of the present invention is used, the plurality of workpieces are correspondingly placed in the plurality of placing slots 110 of the clamp body 100 one by one, and then the clamping pressure plate 200 is fixed on the clamp body 100, so that the clamping pressure plate 200 presses the plurality of workpieces against the clamp body 100. After the clamping pressing plate 200 is fastened and connected with the clamp main body 100 through a plurality of fastening pieces, the bayonet 210 and the placing slot 110 are enclosed to form a fixed cavity capable of clamping the workpiece, and a plurality of workpieces can be loaded at one time and positioned in batches through the plurality of fixed cavities, so that a lot of clamping time is reduced, and the plurality of workpieces can be processed at the same time, and the production efficiency is improved. In addition, the one-outlet multi-machine external clamp greatly improves the utilization rate, namely a plurality of workpieces can share one-outlet multi-machine external clamp, thereby reducing the number of required clamps and reducing the cost to a certain extent.

In another embodiment of the present invention, as shown in fig. 2 to 3, a supporting platform 120 for supporting the workpiece and a blocking bottom surface 130 for abutting against an end surface of the workpiece to achieve a limiting position are disposed in the placing slot 110. Specifically, when the workpiece is placed in the placing slot 110, the main body of the workpiece is supported by the supporting platform 120, and the end surface of the workpiece abuts against the blocking bottom surface 130, so that the positioning of the workpiece is realized, and the positioning is stable and reliable.

In another embodiment of the present invention, as shown in fig. 1 to 3, the plurality of placing slots 110 are a group of the placing slots 110 arranged side by side, two groups of the placing slots 110 are respectively arranged at the left and right sides of the clamp main body 100, and the distances between the two groups of the placing slots 110 and the center of the clamp main body 100 are equal. Specifically, the clamp main body 100 is reasonable in structural design, makes full use of limited space, the left side and the right side of the clamp main body 100 are divided into two groups of the placing groove holes 110, so that more workpieces can be placed, and the clamp main body has the advantages of convenience in placing, safety, stability, tidy appearance and the like.

In another embodiment of the present invention, as shown in fig. 2 to 3, the blocking block 220 for blocking the workpiece is protruded from the bayonet 210. Specifically, when the clamping pressure plate 200 presses the workpiece against the clamp main body 100, the blocking piece 220 presses against the main body of the workpiece, so as to limit the workpiece, thereby effectively preventing the workpiece from shaking in the machining process and even falling off from the one-out multi-machine external clamping clamp, and the clamp is stable in installation and high in reliability.

In another embodiment of the present invention, as shown in fig. 1 to 3, a positioning guide post 140 for guiding an assembling direction of the clamping platen 200 is protruded from a side surface of the clamp body 100, and the clamping platen 200 is inserted into the positioning guide post 140 and moves along the positioning guide post 140. Specifically, the assembly structure between the clamp main body 100 and the clamping pressure plate 200 is simple and compact, and by providing the positioning guide post 140, accurate guiding of the clamping pressure plate 200 when the clamping pressure plate is assembled on the clamp main body 100 can be realized, and the clamping effect on the workpiece is effectively ensured.

In another embodiment of the present invention, as shown in fig. 2, the side surface of the clamp main body 100 and the clamping pressure plate 200 are both provided with a plurality of fastening holes 300 for the fastening members to be assembled, and the plurality of fastening holes 300 are respectively distributed on the side surface of the clamp main body 100 and the clamping pressure plate 200 in a transverse array; wherein, the fastening holes 300, the placing slots 110 and the bayonets 210 are the same in number and correspond to one another. Specifically, the fastening member is inserted into and fastened to the clamp body 100 and the clamping pressure plate 200 through the fastening hole 300, and the fastening hole 300, the placing slot 110 and the bayonet 210 are in one-to-one correspondence, so that the workpiece can be effectively prevented from moving, firm installation of the workpiece is ensured, and the use stability can be improved.

In another embodiment of the present invention, as shown in fig. 1 to 3, a plurality of the placing slots 110 are arranged at intervals, and two adjacent placing slots 110 are spaced apart by a first isolation block 150; a plurality of bayonets 210 are arranged at intervals, and two adjacent bayonets 210 are spaced by a second spacer 230; when the clamping pressure plate 200 is assembled on the clamp body 100, the first isolation block 150 abuts against the second isolation block 230. Specifically, after the first isolation block 150 and the second isolation block 230 are abutted, two adjacent workpieces can be spaced apart, so that the two adjacent workpieces are prevented from interfering with each other in the machining process, the product yield is high, and the production benefit is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A multi-machine external clamp is used for clamping a plurality of workpieces to process the end parts of the workpieces in batch; it is characterized by comprising:

2. The multi-outlet external clamp apparatus of claim 1, wherein: the placing groove hole is internally provided with a bearing platform for supporting the workpiece and a blocking bottom surface for abutting against the end surface of the workpiece to realize limiting.

3. The multi-outlet external clamp apparatus of claim 1, wherein: the plurality of placing slotted holes are arranged side by side, the placing slotted holes are a group, the placing slotted holes are arranged on the left side and the right side of the clamp main body respectively, and the distances between the placing slotted holes and the center of the clamp main body are equal.

4. The multi-outlet external clamp apparatus of claim 1, wherein: and a blocking block used for blocking the workpiece is arranged in the clamping opening in a protruding mode.

5. The multi-outlet external clamp apparatus of claim 1, wherein: the side surface of the clamp main body is outwards provided with a positioning guide pillar in a protruding mode and used for guiding the assembling direction of the clamping pressing plate, and the clamping pressing plate penetrates through the positioning guide pillar and moves along the positioning guide pillar.

6. The multi-outlet external clamp apparatus of claim 1, wherein: the side surface of the clamp main body and the clamping pressure plate are both provided with a plurality of fastening holes for assembling the fastening pieces, and the fastening holes are respectively distributed on the side surface of the clamp main body and the clamping pressure plate in a transverse array; the fastening holes, the placing slotted holes and the bayonets are the same in number and correspond to one another.

7. The multi-outlet external clamp apparatus of claim 1, wherein: the plurality of placing slotted holes are arranged at intervals, and two adjacent placing slotted holes are separated by a first isolating block; the plurality of bayonets are arranged at intervals, and two adjacent bayonets are spaced by a second isolating block; when the clamping pressing plate is assembled on the clamp main body, the first isolation block is abutted to the second isolation block.