Clamping device for plastic tube welding machine

Abstract

The utility model discloses a clamping device for a plastic tube welding machine, which comprises a movable clamping seat, a fixed clamping seat and a base, the fixed clamping seat is fixed above the base, the movable clamping seat is movably connected with the fixed clamping seat, the movable clamping seat and the fixed clamping seat have the same structure, a locking mechanism is arranged at the splicing position, and the fixed clamping seat is connected with the movable clamping seat. The movable clamping seat comprises an arc-shaped clamping plate and a hollow-out clamping support, and the arc-shaped clamping plate used for making close contact with the plastic pipe is detachably and fixedly connected to the side end of the clamping support. The overall weight of the clamping device can be reduced through the hollow movable clamping base and the hollow fixed clamping base, labor is saved during disassembly and assembly, when the movable clamping base and the fixed clamping base are spliced, the plastic pipe is clamped and fixed through the arc-shaped clamping plates, the arc-shaped clamping plates are installed at the side ends of the movable clamping base and the fixed clamping base, and replacement is convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of plastic pipe welding machine technical field, more specifically, it relates to a kind of plastic pipe welding machine clamping device. BACKGROUND

[0002] The clamping device for plastic pipe welding machine includes movable clamping seat and fixed clamping seat, the movable clamping seat is detachably fixedly connected with the fixed clamping seat through fastening bolt, and the movable clamping seat and the fixed clamping seat are both made of aluminum alloy or cast iron into semicircular ring shape, the inner diameter size is controlled by installing arc-shaped pipe tiles of different sizes on the inner walls of the movable clamping seat and the fixed clamping seat, so as to clamp plastic pipes of different diameters, but there are problems, the whole movable clamping seat and fixed clamping seat are relatively cumbersome, and it is relatively laborious to disassemble and assemble, the arc-shaped pipe tiles are fixed on the inner walls of the movable clamping seat and the fixed clamping seat by a plurality of bolts, and the rotation of the bolts is not easy to force during replacement, therefore, the traditional clamping device needs to be improved. SUMMARY

[0003] The utility model aims at providing a kind of plastic pipe welding machine clamping device to solve the above problems.

[0004] The utility model discloses a kind of plastic pipe welding machine clamping device, including movable clamping seat, fixed clamping seat and base, the fixed clamping seat is fixed on the top of base, the movable clamping seat is movably connected with the fixed clamping seat, the movable clamping seat and the fixed clamping seat are the same structure, and locking mechanism is arranged at splicing portion, the movable clamping seat includes arc-shaped clamping plate and hollow clamping support, and arc-shaped clamping plate for being in close contact with plastic pipe is detachably fixedly connected with the side end of clamping support.

[0005] Preferably, the clamping support includes first end plate, second end plate and a plurality of connecting components, the first end plate and the second end plate are both arranged as arc shape, and are distributed in parallel and at intervals, and a plurality of connecting components are evenly distributed along the arc shape of the first end plate, and are fixed on the first end plate and the second end plate.

[0006] Preferably, the connecting component includes bolt and sleeve, the sleeve is between the first end plate and the second end plate, the bolt passes through the first end plate, the sleeve and the second end plate in sequence, and is threadedly connected with nut.

[0007] Preferably, the arc-shaped clamping plate is connected to the outer side of the first end plate or / and the second end plate by screw or pin.

[0008] Preferably, the arc-shaped clamping plate is connected to the outer side of the first end plate or / and the second end plate by screw or pin.

[0009] Preferably, the locking mechanism comprises a fixed end block, a movable end block, a locking bolt and a locking nut, the fixed end block is fixedly connected with the fixed clamping seat, the movable end block is fixedly connected with the movable clamping seat, the side wall of the fixed end block and the movable end block is provided with a recess for the locking bolt, one end of the locking bolt is pivotally connected with the recess of the fixed end block, and the other end of the locking bolt is threadedly connected with the locking nut.

[0010] Preferably, one end of the locking nut is provided with a pad for abutting against the upper end surface of the movable end block, and the other end of the locking nut is provided with a hexagonal outer end surface.

[0011] Preferably, the first end plate, the second end plate and the arc-shaped clamping plate are made of aluminum alloy material.

[0012] The hollow movable clamping seat and the hollow fixed clamping seat can reduce the overall weight of the clamping device, and are labor-saving when disassembled, the arc-shaped clamping plate is installed at the side end of the movable clamping seat and the fixed clamping seat, and is convenient to replace. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 Schematic view of the clamping device for the plastic pipe welding machine Figure 1 ;

[0014] Figure 2 Schematic view of the clamping device for the plastic pipe welding machine Figure 2 ;

[0015] In the drawing: 1, movable clamping seat; 11, arc-shaped clamping plate; 12, clamping support; 121, first end plate; 122, second end plate; 123, connecting assembly; 1231, bolt; 1232, sleeve; 2, fixed clamping seat; 3, base; 4, locking mechanism; 41, fixed end block; 42, movable end block; 43, locking bolt; 44, locking nut. DETAILED DESCRIPTION

[0016] It should be noted that the embodiments and the features in the embodiments in the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0017] It should be noted that, unless otherwise specified, all the technical and scientific terms used in the present application have the same meaning as that generally understood by the ordinary skilled in the art to which the present application belongs.

[0018] In the utility model, in the case where no opposite statement is made, the orientation such as "upper, lower" is usually for the direction shown in the drawing, or for the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is usually for the left, right shown in the drawing; "inner, outer" refers to the inner, outer relative to the contour of each component itself, but the above orientation words are not used to limit the utility model.

[0019] According to Figures 1-2 As shown in the plastic pipe welding machine clamping device, including movable clamping seat 1, fixed clamping seat 2 and base 3, fixed clamping seat 2 is fixed on the top of base 3, movable clamping seat 1 is movably connected with fixed clamping seat 2, movable clamping seat 1 and fixed clamping seat 2 are the same structure, and the splicing part is provided with locking mechanism 4, movable clamping seat 1 includes arc-shaped clamping plate 11 and hollow clamping bracket 12, arc-shaped clamping plate 11 for closely contacting with plastic pipe is detachably fixedly connected to the side end of clamping bracket 12.

[0020] According to Figures 1-2 As shown in the drawing, clamping bracket 12 includes first end plate 121, second end plate 122 and a plurality of connecting components 123, first end plate 121 and second end plate 122 are both arranged as arc shape and are parallel and spaced apart, and a plurality of connecting components 123 are evenly distributed along the arc shape of first end plate 121 and are commonly fixed on first end plate 121 and second end plate 122. Connecting component 123 includes bolt 1231 and sleeve 1232, sleeve 1232 is between first end plate 121 and second end plate 122, bolt 1231 passes through first end plate 121, sleeve 1232 and second end plate 122 in sequence and is screwed with nut. Sleeve 1232 is used for limiting the spacing between first end plate 121 and second end plate 122.

[0021] According to Figures 1-2 As shown in the drawing, arc-shaped clamping plate 11 is connected to the outer side of first end plate 121 and second end plate 122 through screw or pin, and the fixing mode of screw is preferred in the application. Locking mechanism 4 includes fixed end block 41, movable end block 42, locking bolt 43 and locking nut 44, fixed end block 41 is fixedly connected with fixed clamping seat 2, movable end block 42 is fixedly connected with movable clamping seat 1, the side wall of fixed end block 41 and movable end block 42 is provided with avoiding groove for locking bolt 43, one end of locking bolt 43 is pivotally connected with the avoiding groove of fixed end block 41, and the other end of locking bolt 43 is threadedly connected with locking nut 44.

[0022] One end of locking nut 44 is provided with pad block for abutting against the upper end surface of movable end block 42, and the other end outer surface of locking nut 44 is hexagonal. First end plate 121, second end plate 122 and arc-shaped clamping plate 11 are all made of aluminum alloy material.

[0023] According to Figures 1-2 As shown in the drawings, the hollow movable clamping seat 1 and the fixed clamping seat 2 can reduce the overall weight of the clamping device, and are more labor-saving when disassembled. When the movable clamping seat 1 and the fixed clamping seat 2 are spliced, the arc-shaped clamping plate 11 is clamped and fixed to the plastic pipe, and the arc-shaped clamping plate 11 is installed at the side end of the movable clamping seat 1 and the fixed clamping seat 2, so that replacement is more convenient.

[0024] It is to be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments consistent with the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components and / or combinations thereof, but do not preclude the presence or addition of one or more other features, steps, operations, devices, components and / or combinations thereof.

[0025] It should be noted that the terms "first", "second", and the like, as used in the specification and in the claims, are intended to modify a particular aspect of the subject matter described in the specification and claims, but do not specifically limit the order or sequence of steps of the method processes unless explicitly stated otherwise. It will be understood by those within the art that, in general, terms used herein, and especially, terms of degree such as "about", "substantially" and the like, are intended to allow for a number of variations and / or modifications of the concepts disclosed herein, based on desired results.

[0026] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A clamping device for a plastic pipe welding machine, comprising a movable clamping seat (1), a fixed clamping seat (2), and a base (3), wherein the fixed clamping seat (2) is fixed above the base (3), and the movable clamping seat (1) is movably connected to the fixed clamping seat (2), characterized in that: The movable clamping seat (1) has the same structure as the fixed clamping seat (2), and a locking mechanism (4) is provided at the splice. The movable clamping seat (1) includes an arc-shaped clamping plate (11) and a hollow clamping bracket (12). The arc-shaped clamping plate (11) for close contact with the plastic tube is detachably and fixedly connected to the side end of the clamping bracket (12).

2. The clamping device for a plastic pipe welding machine according to claim 1, characterized in that: The clamping bracket (12) includes a first end plate (121), a second end plate (122), and a plurality of connecting components (123). The first end plate (121) and the second end plate (122) are both arc-shaped and distributed in parallel at intervals. The plurality of connecting components (123) are evenly distributed along the arc-shaped intervals of the first end plate (121) and are fixed together on the first end plate (121) and the second end plate (122).

3. The clamping device for a plastic pipe welding machine according to claim 2, characterized in that: The connecting assembly (123) includes a bolt (1231) and a sleeve (1232), the sleeve (1232) being positioned between a first end plate (121) and a second end plate (122), the bolt (1231) passing through the first end plate (121), the sleeve (1232) and the second end plate (122) in sequence, and being threadedly connected to a nut.

4. The clamping device for a plastic pipe welding machine according to claim 3, characterized in that: The arc-shaped clamp (11) is connected to the outside of the first end plate (121) and / or the second end plate (122) by screws or pins.

5. The clamping device for a plastic pipe welding machine according to claim 4, characterized in that: The locking mechanism (4) includes a fixed end block (41), a movable end block (42), a locking bolt (43), and a locking nut (44). The fixed end block (41) is fixedly connected to the fixed clamping seat (2), and the movable end block (42) is fixedly connected to the movable clamping seat (1). Both the fixed end block (41) and the movable end block (42) have clearance grooves on their side walls for the locking bolt (43) to be inserted. One end of the locking bolt (43) is hinged to the clearance groove of the fixed end block (41), and the other end of the locking bolt (43) is threadedly connected to the locking nut (44).

6. The clamping device for a plastic pipe welding machine according to claim 5, characterized in that: One end of the locking nut (44) is provided with a pad for abutting against the upper surface of the movable end block (42), and the outer end face of the other end of the locking nut (44) is set as hexagonal.

7. The clamping device for a plastic pipe welding machine according to claim 6, characterized in that: The first end plate (121), the second end plate (122), and the arc-shaped clamping plate (11) are all made of aluminum alloy.

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