CN219597691U - Pipe clamping device - Google Patents

Abstract

The utility model discloses a pipe clamping device, which comprises a base, wherein a horizontal pipe sleeve is fixed on the base, a pipe clamping mechanism is arranged on the pipe sleeve, the pipe clamping mechanism comprises a fixed sleeve ring, the fixed sleeve ring is sleeved and fixed on one end side wall of the pipe sleeve, a plurality of clamping flaps are hinged on the fixed sleeve ring in a surrounding and elastic manner, in an initial state, the clamping flaps are mutually attached under the elastic effect, the attached clamping flaps form a circular truncated cone structure, the free ends of the clamping flaps form an upper bottom surface of the circular truncated cone structure together, the inner walls of the clamping flaps form a polygonal truncated cone cavity together, and the upper top surface of the polygonal truncated cone cavity and the upper bottom surface of the circular truncated cone structure are positioned on the same vertical plane. The right front of the bottom surface on the round platform is provided with a coaxial clamping and fastening ferrule, the inner diameter of the clamping and fastening ferrule is larger than that of the bottom surface on the round platform and smaller than that of the bottom surface under the round platform, the clamping and fastening ferrule is connected with a horizontal telescopic mechanism, the telescopic mechanism is arranged on the top surface of the pipe sleeve, and the telescopic direction is parallel to the pipe sleeve.

Description

Pipe clamping device

Technical Field

The utility model relates to the field of pipe processing equipment, in particular to a pipe clamping device.

Background

The cold rolled pipe is widely applied to various fields of national economy by virtue of the excellent characteristics, the structure and the crystal grains of the cold rolled pipe are fine, the mechanical property and the physical property are excellent, and the cold pilger mill is a process device for cold rolling of the pipe. Before processing, need use the track to push into cold pilger mill with the tubular product, and push into the in-process and need carry out the centre gripping to the one end of tubular product in order to guarantee its stability, later exert power to clamping device and make clamping device and together with tubular product remove in the track until tubular product gets into in the cold pilger mill, but current clamping tool is in the use, the condition that the tubular product slips can take place sometimes, especially if the push into the cold pilger mill in-process meets great resistance, or the tubular product surface is comparatively smooth, then the condition that the clamping device is out of order takes place more easily, after the clamping device is out of order, then often need the manpower to push into the tubular product, it is time consuming and laborious, seriously reduced production efficiency.

Disclosure of Invention

The utility model mainly aims to provide a pipe clamping device which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a tubular product clamping device, includes the base, be fixed with horizontal tubular product sleeve pipe on the base, be equipped with tubular product clamping mechanism on the tubular product sleeve pipe, tubular product clamping mechanism includes fixed lasso, fixed lasso is established and is fixed in on tubular product sleeve pipe one end lateral wall, and encircle elastic hinge on the fixed lasso and have a plurality of centre gripping lamella, and during initial state, each centre gripping lamella is laminated each other under elastic action, and each centre gripping lamella after the laminating has formed the round platform structure, and the free end of each centre gripping lamella has formed the upper bottom surface of round platform structure jointly, and the interior wall of each centre gripping lamella forms a polygon terrace with edge shape cavity jointly, and the upper top surface of this polygon terrace with round platform structure is located same vertical plane. The novel pipe sleeve is characterized in that a coaxial clamping and fastening ferrule is arranged right in front of the upper bottom surface of the round table, the inner diameter of the clamping and fastening ferrule is larger than the upper bottom surface of the round table and smaller than the lower bottom surface of the round table, a horizontal telescopic mechanism is connected to the clamping and fastening ferrule, the telescopic mechanism is arranged on the top surface of the pipe sleeve, and the telescopic direction of the telescopic mechanism is parallel to the pipe sleeve.

Further, telescopic machanism includes the lasso frame, lasso frame bottom is fixed with the centre gripping fastening lasso, tubular product sleeve pipe top surface is equipped with the cylinder support, be equipped with the horizontal telescopic cylinder on the cylinder support, the telescopic link end fixing of telescopic cylinder is in lasso frame top centre.

Further, two auxiliary telescopic rods are further arranged on the cylinder support in a penetrating mode, the auxiliary telescopic rods are symmetrically arranged on two sides of the telescopic cylinder, and one end of each auxiliary telescopic rod is fixed on the ferrule frame.

Further, the inner side wall of the clamping and fastening ferrule is fixedly provided with a rubber ring in a surrounding and clinging manner, and the inner diameter of the rubber ring is larger than the upper bottom surface of the round table and smaller than the lower bottom surface of the round table.

Further, rubber pads are fixedly attached to the inner walls of the clamping petals.

Preferably, the number of the clamping petals is not less than 3.

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

1. according to the utility model, after one end of a pipe is clamped by using at least 3 clamping petals, the periphery of the clamping petals is continuously sleeved with the clamping and fastening ferrule, and the clamping and fastening ferrule moves inwards under the action of the telescopic cylinder until the clamping petals are tightly hooped, so that the pipe is not easy to loosen from the clamping petals;

2. in the utility model, the inner side wall of the clamping flap and the inner side wall of the clamping fastening ferrule are both provided with rubber materials for increasing friction force, and the rubber materials of the clamping flap and the inner side wall of the clamping fastening ferrule can increase the friction force by increasing the contact area;

3. according to the utility model, the telescopic rods of the telescopic cylinder and the auxiliary telescopic rods at two sides of the telescopic cylinder increase the stability of the movement of the ferrule frame, so that the ferrule frame can accurately enable the clamping and fastening sleeve to be sleeved on the outer surface of the clamping flap in the repeated use process.

Drawings

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

FIG. 2 is a schematic diagram of a front view structure of the present utility model;

fig. 3 is a schematic diagram of the front view structure (working state) of the present utility model.

In the figure: 1. a base; 2. a tubing sleeve; 3. fixing the ferrule; 4. clamping petals; 5. clamping and fastening the ferrule; 6. a ferrule holder; 7. a cylinder bracket; 8. a telescopic cylinder; 9. an auxiliary telescopic rod; 10. a rubber ring; 11. a rubber pad; 12. and (5) a pipe.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a pipe clamping device comprises a base 1, a horizontal pipe sleeve 2 is fixed on the base 1, a pipe clamping mechanism is arranged on the pipe sleeve 2, the pipe clamping mechanism comprises a fixed ferrule 3, the fixed ferrule 3 is sleeved and fixed on one end side wall of the pipe sleeve 2, at least three clamping flaps 4 are hinged around the fixed ferrule 3 in an elastic manner, in an initial state, the clamping flaps 4 are attached to each other under the elastic effect, the attached clamping flaps 4 form a circular truncated cone structure, the free ends of the clamping flaps 4 form the upper bottom surface of the circular truncated cone structure together, the inner walls of the clamping flaps 4 form a multi-prismatic table-shaped cavity together, the upper top surface of the multi-prismatic table-shaped cavity and the upper bottom surface of the circular truncated cone structure are positioned on the same vertical plane, and rubber pads 11 are attached and fixed on the inner walls of the clamping flaps 4. The right front of the bottom surface on the round platform is provided with a coaxial clamping and fastening ferrule 5, the inner diameter of the clamping and fastening ferrule 5 is larger than the bottom surface on the round platform and smaller than the bottom surface under the round platform, a rubber ring 10 is tightly fixed on the inner side wall of the clamping and fastening ferrule 5 in a surrounding manner, and the inner diameter of the rubber ring 10 is larger than the bottom surface on the round platform and smaller than the bottom surface under the round platform. The clamping and fastening ferrule 5 is connected with a horizontal telescopic mechanism, the telescopic mechanism is arranged on the top surface of the pipe sleeve 2, and the telescopic direction is parallel to the pipe sleeve 2. The telescopic machanism includes lasso frame 6, and lasso frame 6 bottom is fixed with centre gripping fastening lasso 5, and tubular product sleeve pipe 2 top surface is equipped with cylinder support 7, is equipped with horizontal telescopic cylinder 8 on the cylinder support 7, and telescopic link end fixing of telescopic cylinder 8 is in lasso frame 6 top centre, still wears to be equipped with two auxiliary telescopic links 9 on the cylinder support 7, and telescopic cylinder 8 both sides are located to auxiliary telescopic link 9 symmetry, and auxiliary telescopic link 9's one end is fixed on lasso frame 6.

It should be noted that the working principle of the pipe clamping device of the utility model is as follows: when the telescopic pipe is used, the pipe sleeve 2 is sleeved at one end of the pipe 12, the pipe 12 is clamped by the clamping valve 4, the rubber pad 11 on the inner wall of the clamping valve 4 is tightly attached to the pipe 12, then the telescopic cylinder 8 is started, the telescopic cylinder 8 drives the ferrule holder 6 to move together with the clamping and fastening ferrule 5, the clamping and fastening ferrule 5 is finally sleeved on the outer wall of the clamping valve 4, and the greater the extrusion force between the rubber ring 10 on the inner wall of the clamping and fastening ferrule 5 and the outer wall of the clamping valve 4 is along with the tensioning of the telescopic cylinder 8, so that the constraint effect on the clamping valve 4 can be better achieved, and the auxiliary telescopic rod 9 can play a role of strengthening and stabilizing in the moving process of the ferrule holder 6.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A tubular product clamping device, its characterized in that: the pipe clamping device comprises a base (1), wherein a horizontal pipe sleeve (2) is fixed on the base (1), a pipe clamping mechanism is arranged on the pipe sleeve (2), the pipe clamping mechanism comprises a fixed ferrule (3), the fixed ferrule (3) is sleeved and fixed on one end side wall of the pipe sleeve (2), a plurality of clamping flaps (4) are elastically hinged around the fixed ferrule (3), in an initial state, the clamping flaps (4) are mutually attached under the elastic action, the attached clamping flaps (4) form a round platform structure, the free ends of the clamping flaps (4) form an upper bottom surface of the round platform structure together, the inner walls of the clamping flaps (4) form a multi-prismatic-table-shaped cavity together, and the upper top surface of the multi-prismatic-table-shaped cavity and the upper bottom surface of the round platform structure are located on the same vertical plane; the novel pipe sleeve is characterized in that a coaxial clamping and fastening ferrule (5) is arranged right in front of the upper bottom surface of the round table, the inner diameter of the clamping and fastening ferrule (5) is larger than the upper bottom surface of the round table and smaller than the lower bottom surface of the round table, a horizontal telescopic mechanism is connected to the clamping and fastening ferrule (5), the telescopic mechanism is arranged on the top surface of the pipe sleeve (2), and the telescopic direction of the telescopic mechanism is parallel to the pipe sleeve (2).

2. A pipe clamping apparatus according to claim 1, wherein: the telescopic machanism includes lasso frame (6), lasso frame (6) bottom is fixed with centre gripping fastening lasso (5), tubular product sleeve pipe (2) top surface is equipped with cylinder support (7), be equipped with horizontal telescopic cylinder (8) on cylinder support (7), telescopic link end fixing of telescopic cylinder (8) is at lasso frame (6) top centre.

3. A pipe clamping apparatus according to claim 2, wherein: two auxiliary telescopic rods (9) are further arranged on the cylinder support (7) in a penetrating mode, the auxiliary telescopic rods (9) are symmetrically arranged on two sides of the telescopic cylinder (8), and one end of each auxiliary telescopic rod (9) is fixed on the ferrule frame (6).

4. A pipe clamping apparatus according to claim 1, wherein: the clamping and fastening ring (5) is fixedly provided with a rubber ring (10) in a surrounding and clinging manner on the inner side wall of the clamping and fastening ring, and the inner diameter of the rubber ring (10) is larger than the upper bottom surface of the round table and smaller than the lower bottom surface of the round table.

5. A pipe clamping apparatus according to claim 1, wherein: rubber pads (11) are fixedly attached to the inner walls of the clamping flaps (4).

6. A pipe clamping apparatus according to claim 1, wherein: the number of the clamping petals (4) is not less than 3.