Multifunctional auxiliary clamp

Abstract

A left cylinder base and a right cylinder base are fixed to the left end and the right end of the upper end face of a bottom plate respectively, and a middle support used for supporting and fixing a workpiece is fixed to the middle of the upper end face of the bottom plate. A left clamping plate base and a right clamping plate base which are located between the middle support and the left cylinder base and between the middle support and the right cylinder base respectively are installed on the upper end face of the bottom plate in a guiding mode, the telescopic end of a telescopic cylinder installed on the left cylinder base is fixedly connected with the left clamping plate base, and the telescopic end of a telescopic cylinder installed on the right cylinder base is fixedly connected with the right cylinder base. And a workpiece arranged on the middle support is clamped and fixed by the left clamping plate seat and the right clamping plate seat which are driven by the two telescopic cylinders to move oppositely or reversely. The clamp not only can clamp and fix drilling and welding workpieces, but also can clamp and fix the workpieces subjected to plane milling, overcomes the defects that a traditional clamp is small in clamping range and large in limitation, improves the clamping and fixing range of the workpieces, and is high in strength and stable and reliable in workpiece clamping.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of auxiliary fixture, concretely relates to a multifunctional auxiliary fixture. BACKGROUND

[0002] In prior art, in welding, milling and drilling processing, the clamping and fixing of parts are mostly manually holding welding parts to weld, or special fixtures are designed according to the size to clamp and then mill and drill, but the manual holding welding and the special fixture have great limitations, for the parts with heavy quality, it is impossible to hold and position for welding, and the manual holding welding has low precision, therefore, for the regular parts of outer wall surface, it is necessary to design an auxiliary fixture to meet the welding and milling of the parts clamped and fixed in a wide range. SUMMARY

[0003] The utility model solves the technical problem of providing a multifunctional auxiliary fixture, through the left clamping plate seat and the right clamping plate seat that are driven by two telescopic cylinders to move towards or reversely on the bottom plate, the workpiece fixed on the middle support is clamped and fixed, not only the clamping and fixing of the drilling and welding workpiece can be realized, but also the clamping and fixing of the milling workpiece can be realized, the drawbacks of small clamping range and great limitation of the traditional fixture are solved, the clamping and fixing range of the workpiece is improved, the fixture has high strength, the clamping of the workpiece is stable and reliable, and has high use value.

[0004] The utility model discloses a technical scheme multifunctional auxiliary fixture, including the bottom plate, the bottom plate upper end face both ends are fixed with left cylinder seat and right cylinder seat respectively, the middle support for supporting and fixed workpiece is fixed in the middle of the bottom plate upper end face, the left clamping plate seat and the right clamping plate seat that are located between the middle support and left cylinder seat and between the middle support and right cylinder seat are guided and installed on the bottom plate upper end face, and the telescopic end of telescopic cylinder installed on left cylinder seat is fixedly connected with left clamping plate seat, and the telescopic end of telescopic cylinder installed on right cylinder seat is fixedly connected with right clamping plate seat, and under the drive of two telescopic cylinders, the left clamping plate seat and the right clamping plate seat that move towards or reversely clamp and fix the workpiece arranged on the middle support.

[0005] Wherein, the bottom plate upper end face is paved with two parallel guide rails between left cylinder seat and right cylinder seat, and the lower end of left clamping plate seat and right clamping plate seat is adaptively connected with the guide rail, and under the drive of two telescopic cylinders, left clamping plate seat and right clamping plate seat move towards or reversely along the length direction of guide rail.

[0006] Further, the left and right clamping plate seats are in L-shaped structure with horizontal plate downward and vertical plate toward the middle support, and the vertical plate outer wall of the left and right clamping plate seats is symmetrically fixed with the reinforcing plate fixedly connected with the horizontal plate, the vertical plate outer wall of the left and right clamping plate seats is fixed with the side reinforcing plate fixedly connected with the outer end surface of the horizontal plate and located outside the reinforcing plate, the vertical plate outer wall of the left and right clamping plate seats is fixed with the connecting plate located between the two reinforcing plates, and the adjusting block fixedly connected with the inner end of the connecting flange and located on both sides of the center hole of the connecting plate is mounted on the connecting plate, and the telescopic end of the telescopic cylinder is connected with the connecting flange.

[0007] Further, the upper end of the vertical plate of the left and right clamping plate seats is provided with a groove, and the connecting block for fixing the drilling die is fixed in the groove.

[0008] Further, the middle support is in U-shaped seat with the opening downward and the fixed plate extending outward fixed at the lower end, the fixed plate is fixedly connected with the bottom plate through a plurality of bolts, and the reinforcing rib fixedly connected with the outer side wall of the middle support is fixed on the fixed plate, the connecting plate for improving the strength of the seat body is fixed in the middle part of the middle support, and the through hole for bolt connection with the workpiece is formed on both sides of the middle part of the middle support.

[0009] Further, the vertical plate upper end of the left and right cylinder seats is fixed with the protective plate.

[0010] The utility model discloses compared with prior art has the advantages of:

[0011] 1, this technical scheme is through the guiding installation on the bottom plate respectively by two telescopic cylinders drive the left clamping plate seat and right clamping plate seat that move towards or reverse, realize the workpiece fixed on the middle support clamping and fixing, not only can realize the clamping and fixing of drilling and welding workpiece, also can carry out the clamping and fixing of milling plane processing workpiece, solved the small clamping range of traditional fixture and the big limitation disadvantage, improved the clamping and fixing range of workpiece;

[0012] 2, this technical scheme is through the connecting block setting in the recess of the left clamping plate seat and right clamping plate seat upper end, realize the reliable fixing of the hole die located on the upper end surface of workpiece, so as to according to the hole position on the die, quickly drill on workpiece, realize the high-precision drilling requirement on workpiece without measuring and marking;

[0013] 3, this technical scheme simple structure, novel design, low in cost, clamping range is big, and the fixture strength is high, and workpiece clamping is stable and reliable, has higher use value. DRAWINGS

[0014] Figure 1 It is the structure schematic drawing of the utility model. CONCRETE IMPLEMENTATION

[0015] The technical solutions in the embodiments of the present application will be clearly and completely described below. Figure 1 It should be noted that the described embodiments are merely some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0016] It should be noted that, in this document, unless otherwise specified, it should be understood that: the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for the purpose of facilitating the description of the present application and simplifying the description, and 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 therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" and the like are only for descriptive purposes, and cannot be understood as indicating or implying relative importance.

[0017] In this document, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations. The element defined by the statement "includes a......", does not exclude the presence of other identical elements in the process, method, article or device including the element.

[0018] The multifunctional auxiliary clamp comprises a bottom plate 3, such as Figure 1As shown, the left cylinder seat 1 and the right cylinder seat 7 are respectively fixed on the left and right ends of the upper end surface of the bottom plate 3, the middle support 10 for supporting and fixing the workpiece is fixed on the middle of the upper end surface of the bottom plate 3, the left clamping plate seat 2 and the right clamping plate seat 8 are respectively installed on the upper end surface of the bottom plate 3 and located between the middle support 10 and the left cylinder seat 1 and between the middle support 10 and the right cylinder seat 7, the telescopic end of the telescopic cylinder installed on the left cylinder seat 1 is fixedly connected with the left clamping plate seat 2, the telescopic end of the telescopic cylinder installed on the right cylinder seat 7 is fixedly connected with the right clamping plate seat 8, and the left clamping plate seat 2 and the right clamping plate seat 8 moving towards or reversely under the driving of the two telescopic cylinders can clamp and fix the workpiece on the middle support 10; in the above structure, the left clamping plate seat 2 and the right clamping plate seat 8 moving towards or reversely driven by the two telescopic cylinders are installed on the bottom plate 3 in a guided manner, so as to clamp and fix the workpiece fixed on the middle support 10, which not only can clamp and fix the workpiece for drilling and welding, but also can clamp and fix the workpiece for milling plane processing, thereby solving the defects of small clamping range and large limitation of the traditional clamp and improving the clamping range of the workpiece.

[0019] The guided installation structure of the left cylinder seat 1 and the right cylinder seat 7 on the bottom plate 3 is as follows: two guide rails 4 parallel to each other and located between the left cylinder seat 1 and the right cylinder seat 7 are laid on the upper end surface of the bottom plate 3, the lower ends of the left clamping plate seat 2 and the right clamping plate seat 8 are adaptively connected with the guide rails 4, and the left clamping plate seat 2 and the right clamping plate seat 8 move towards or reversely along the length direction of the guide rails 4 under the driving of the two telescopic cylinders; the above structure provides conditions for adjusting the distance between the left cylinder seat 1 and the right cylinder seat 7, so as to clamp and fix the workpiece fixed on the middle support 10 after the telescopic rods drive the left cylinder seat 1 and the right cylinder seat 7 to move towards or reversely, ensure the reliability of the workpiece fixing position, and increase the size range of the clamped parts, wherein the telescopic cylinder can be an electric cylinder, a gas cylinder or an oil cylinder.

[0020] The specific structure of the left clamping plate seat 2 and the right clamping plate seat 8 is as follows: the left clamping plate seat 2 and the right clamping plate seat 8 are in an L-shaped structure with a horizontal plate facing downward and a vertical plate facing the middle support 10, and the vertical plate outer wall of the left clamping plate seat 2 and the right clamping plate seat 8 is symmetrically fixed with a reinforcing plate 13 fixedly connected with the horizontal plate, the vertical plate outer wall of the left clamping plate seat 2 and the right clamping plate seat 8 is fixed with a side reinforcing plate 6 fixedly connected with the outer end face of the horizontal plate and located outside the reinforcing plate 13, the vertical plate outer wall of the left clamping plate seat 2 and the right clamping plate seat 8 is fixed with a connecting plate 11 located between the two reinforcing plates 13, and the adjusting block 14 fixedly connected on both sides of the inner end of the connecting flange 12 concentrically arranged on the center hole of the connecting plate 11 is installed on the connecting plate 11, and the telescopic end of the telescopic cylinder is connected with the connecting flange 12; specifically, in the drilling process, in order to improve the drilling efficiency, the following structure is adopted: a recess is formed at the upper end of the vertical plate of the left clamping plate seat 2 and the right clamping plate seat 8, and a connecting block 15 for fixing the drilling mold is fixed in the recess, the connecting block 15 is arranged for fixing the hole mold, so that the hole on the mold can be quickly drilled on the workpiece, and the high-precision drilling requirement on the workpiece without measuring and marking can be realized; wherein the left clamping plate seat 2 and the right clamping plate seat 8 can realize reliable limiting of the left and right positions of the workpiece, and provide stable and reliable clamping conditions for the machining of the hole on the workpiece, welding of the workpiece or milling of the plane of the workpiece.

[0021] The specific structure of the middle support 10 is as follows: the middle support 10 is in a U-shaped seat with an opening facing downward and a fixed plate 16 extending outward fixed at the lower end, the fixed plate 16 is fixedly connected with the bottom plate 3 through a plurality of bolts, and the fixed plate 16 is fixedly connected with a reinforcing rib outside the outer wall of the middle support 10, a connecting plate 5 for improving the strength of the seat body is fixed in the middle of the middle support 10, and through holes for bolt fixing of the workpiece are formed on both sides of the middle of the middle support 10, wherein the arrangement of the two through holes on the middle support 10 can realize the preliminary limiting of the front and rear positions and the left and right positions of the workpiece, and ensure the stability and reliability of the workpiece in the machining process under the lateral clamping action of the left clamping plate seat 2 and the right clamping plate seat 8.

[0022] In order to prevent dust, a protective plate 9 is fixed on the upper end of the vertical plate of the left cylinder seat 1 and the right cylinder seat 7, and in order to facilitate display, the protective plate 9 on the left cylinder seat 1 is not shown.

[0023] The technical solution has the advantages of simple structure, novel design, low cost, large clamping range, high clamping strength, stable and reliable clamping of the workpiece, and high use value.

[0024] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, the scope of the present application being defined by the claims appended hereto rather than by the above description, and all the changes which fall within the meaning and the scope of the equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0025] Furthermore, it should be understood that although the present specification describes exemplary embodiments, not every embodiment contains only one independent technical solution, and the present specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. Multifunctional auxiliary jig comprising a base plate (3), characterised in that: The left cylinder seat (1) and the right cylinder seat (7) are respectively fixed on the left and right ends of the upper end surface of the bottom plate (3), the middle support (10) for supporting and fixing the workpiece is fixed on the middle part of the upper end surface of the bottom plate (3), the left clamp plate seat (2) and the right clamp plate seat (8) are respectively guided and installed between the middle support (10) and the left cylinder seat (1) and between the middle support (10) and the right cylinder seat (7) on the upper end surface of the bottom plate (3), the telescopic end of the telescopic cylinder installed on the left cylinder seat (1) is fixedly connected with the left clamp plate seat (2), the telescopic end of the telescopic cylinder installed on the right cylinder seat (7) is fixedly connected with the right cylinder seat (7), and the left clamp plate seat (2) and the right clamp plate seat (8) moving towards or reversely under the driving of the two telescopic cylinders clamp and fix the workpiece arranged on the middle support (10).

2. The multifunctional auxiliary jig according to claim 1, characterized in that: Two guide rails (4) parallel to each other and located between the left cylinder seat (1) and the right cylinder seat (7) are laid on the upper end surface of the bottom plate (3), and the lower ends of the left clamp plate seat (2) and the right clamp plate seat (8) are adaptively connected with the guide rails (4), and the left clamp plate seat (2) and the right clamp plate seat (8) are respectively driven by the two telescopic cylinders to move along the length direction of the guide rails (4) towards or reversely.

3. The multifunctional auxiliary jig according to claim 1, characterized in that: The left clamp plate seat (2) and the right clamp plate seat (8) are in L-shaped structure with the horizontal plate facing down and the vertical plate facing the middle support (10), and the outer wall of the vertical plate of the left clamp plate seat (2) and the right clamp plate seat (8) is fixedly provided with the reinforcing plate (13) fixedly connected with the horizontal plate, the outer wall of the vertical plate of the left clamp plate seat (2) and the right clamp plate seat (8) is fixedly provided with the side reinforcing plate (6) fixedly connected with the outer end surface of the horizontal plate and located outside the reinforcing plate (13), the outer wall of the vertical plate of the left clamp plate seat (2) and the right clamp plate seat (8) is fixedly provided with the connecting plate (11) located between the two reinforcing plates (13), the adjusting block (14) fixedly provided on the inner end of the connecting flange (12) is installed on the connecting plate (11), and the telescopic end of the telescopic cylinder is connected with the connecting flange (12).

4. The multifunctional auxiliary jig according to claim 3, characterized in that: The upper end part of the vertical plate of the left clamp plate seat (2) and the right clamp plate seat (8) is provided with a groove, and the connecting block (15) for drilling die installation and fixation is fixed in the groove.

5. The multifunctional auxiliary jig according to any one of claims 1 to 4, characterized in that: The middle support (10) is in U-shaped seat with the opening facing down and the fixed plate (16) extending outward fixed on the lower end, the fixed plate (16) is fixedly connected with the bottom plate (3) through a plurality of bolts, and the fixed plate (16) is fixedly provided with the reinforcing rib fixedly connected with the outer side wall of the middle support (10), the middle part of the middle support (10) is fixedly provided with the connecting plate (5) for improving the strength of the seat body, and the middle part of the middle support (10) is provided with the through hole fixedly connected with the workpiece on both sides.

6. The multifunctional auxiliary jig according to claim 5, characterized in that: The vertical plate of the left cylinder seat (1) and the right cylinder seat (7) is fixedly provided with the protection plate (9) on the upper end.

Images