CN219726947U - Pipe shrinking clamp - Google Patents

Abstract

The utility model provides a draw anchor clamps, includes the mount table, has seted up the cross hole on the mount table, and the mount table is for setting up the fixed part on the draw machine, and the cross hole on it not only conveniently carries out the fixed of clamping part, also conveniently carries out the fixed of shrink tube cover simultaneously, also conveniently carries out the fixed of different internal diameters shrink tube cover according to the size of pipe fitting certainly. The both ends of mount table are circumference array ground and are equipped with many pairs of screws of screwing up, all overlap on the screw of every pair of screwing up and are equipped with the connection picture peg, have seted up a pair of waist type hole on the connection picture peg, screw up and wear in waist type downthehole, the slot has been seted up to the inboard end of connection picture peg, not only conveniently carry out the fixing of following fixture through above-mentioned part, also conveniently carry out the fixing of different internal diameter shrink tube covers simultaneously, of course here shrink tube cover its both ends be provided with a plurality of inserts, and the insert wears in the slot. A clamping mechanism is arranged in the cross hole.

Description

Pipe shrinking clamp

Technical Field

The utility model relates to the technical field of corrugated pipe machining, in particular to a shrinkage pipe clamp.

Background

When the corrugated pipe is contracted, one end of the corrugated pipe is clamped by the clamping mechanism, the pipe fitting is arranged in the contraction pipe sleeve in a penetrating mode, the diameter of the feeding end of the upper hole of the contraction pipe sleeve is larger than that of the discharging end, and when the pipe fitting is pulled to pass through the contraction pipe sleeve, the contraction pipe operation of the pipe fitting is realized. At present, when clamping the pipe fitting, a planar clamping mode is adopted, the clamping end of the pipe fitting is flattened, and after shrinkage, the end part can only be cut off due to high recovery difficulty, so that part of materials are wasted.

Disclosure of Invention

The utility model provides a pipe shrinkage fixture, which solves the defects in the prior art, can clamp one end of a pipe fitting during pipe shrinkage, and can avoid larger deformation of the pipe fitting during clamping, thereby improving the utilization rate of materials.

In order to achieve the object of the present utility model, the following techniques are proposed:

the utility model provides a draw anchor clamps, includes the mount table, has seted up the cross hole on the mount table, and the mount table is for setting up the fixed part on the draw machine, and the cross hole on it not only conveniently carries out the fixed of clamping part, also conveniently carries out the fixed of shrink tube cover simultaneously, also conveniently carries out the fixed of different internal diameters shrink tube cover according to the size of pipe fitting certainly.

The both ends of mount table are circumference array ground and are equipped with many pairs of screws of screwing up, all overlap on the screw of every pair of screwing up and are equipped with the connection picture peg, have seted up a pair of waist type hole on the connection picture peg, screw up and wear in waist type downthehole, the slot has been seted up to the inboard end of connection picture peg, not only conveniently carry out the fixing of following fixture through above-mentioned part, also conveniently carry out the fixing of different internal diameter shrink tube covers simultaneously, of course here shrink tube cover its both ends be provided with a plurality of inserts, and the insert wears in the slot.

A clamping mechanism is arranged in the cross hole;

the clamping mechanism comprises a center column penetrating through a cross hole, wherein the center column is of an octagonal structure, through holes are formed in the center column, four pairs of working plates are installed at two ends of the center column, middle plates of the working plates penetrate through slots, four clamping blocks penetrate through the side walls of the center column, the clamping blocks are located between each pair of working plates, V-shaped holes are formed in the clamping blocks, action bars are penetrated through two ends of each V-shaped hole, movable concave parts are arranged at the outer ends of the action bars, two adjacent movable concave parts are fixedly connected through connecting middle plates, threaded plates are arranged on a pair of connecting middle plates located on the same side, clamping screw rods are arranged on the threaded plates, threads at two ends of the clamping screw rods are opposite in rotation direction, rotating end plates are arranged at two ends of the clamping screw rods and installed on the center column, guide end plates are installed on three side walls of the center column, guide rods are arranged between the guide end plates, movable plates penetrate through the movable plates, and the movable plates are arranged on the connecting middle plates. The V-shaped hole and the arrangement of the action rod therein can enable the clamping block to move inwards when the action rod moves relatively, so that the pipe fitting is clamped through the inner side end of the clamping block, and in order to avoid deformation of the pipe fitting during clamping, the inner circular rod is plugged into the pipe fitting, and the clamping block and the inner circular rod are matched to perform non-deformation clamping of the pipe fitting during clamping.

Further, a fixing concave piece is arranged between each pair of the I-shaped plates and is arranged on the outer wall of the middle column. The stability of the connection and fixation of the I-shaped plate can be improved through the fixing concave piece.

Further, the inner side end of the clamping block is provided with an inner concave arc groove. The arrangement of the concave arc groove can avoid the clamping block from deforming the pipe fitting.

Further, two ends of the clamping screw rod are provided with rotating caps. The cap is turned to facilitate the clamping operation by the operator.

The technical scheme has the advantages that:

compared with the prior art, the clamping device is convenient for clamping one end of the pipe fitting, and can ensure that the storage piece is not deformed as much as possible during clamping, so that the utilization rate of the pipe fitting is improved.

Drawings

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings.

Fig. 1 shows a perspective view of one embodiment.

Fig. 2 shows an enlarged view at a.

Fig. 3 shows a perspective view of the mounting table.

Fig. 4 shows a perspective view of the clamping mechanism.

Description of the embodiments

As shown in fig. 1 to 4, a shrinkage tube fixture comprises a mounting table 1, wherein a cross hole 10 is formed in the mounting table 1. The both ends of mount table 1 are equipped with many pairs of screw 2 that screw, all overlap on the screw 2 of every pair and are equipped with connection picture peg 20, have seted up a pair of waist type hole 21 on the connection picture peg 20, screw 2 wears in waist type hole 21, and the slot has been seted up to the inboard end of connection picture peg 20, is equipped with fixed concave part 41 between every pair of I-shaped board 3, and fixed concave part 41 installs on the outer wall of center pillar 4.

A clamping mechanism is arranged in the cross hole 10. The fixture comprises a center column 4 penetrating through a cross hole 10, the center column 4 is of an octagonal structure, through holes 40 are formed in the center column 4, four pairs of I-shaped plates 3 are installed at two ends of the center column 4, middle plates of the I-shaped plates 3 penetrate through slots, four clamping blocks 42 penetrate through the side walls of the center column 4, and inner concave arc grooves are formed in the inner side ends of the clamping blocks 42. The clamping block 42 is positioned between each pair of the I-shaped plates 3, the V-shaped holes 43 are formed in the clamping block 42, action bars are respectively penetrated at the two ends of the V-shaped holes 43, movable concave parts 44 are arranged at the outer ends of the action bars, two adjacent movable concave parts 44 are fixedly connected through a connecting middle plate 45, a screw connection plate 46 is arranged on the pair of connecting middle plates 45 positioned on the same side, a clamping screw rod 47 is arranged on the screw connection plate 46, and rotating caps 49 are arranged at the two ends of the clamping screw rod 47. The screw threads at two ends of the clamping screw rod 47 rotate oppositely, two ends of the clamping screw rod 47 are rotatably provided with rotating end plates 48, the rotating end plates 48 are arranged on the middle column 4, three side walls of the middle column 4 are provided with guide end plates 50, guide rods are arranged between the guide end plates 50, movable plates penetrate through the guide rods, and the movable plates are arranged on the connecting middle plate 45.

In this embodiment, when the telescopic sleeves are fixed or replaced, each tightening screw 2 is loosened, then the connecting plugboard 20 is moved outwards, then the telescopic sleeves are penetrated in the cross holes 10, then the connecting plugboard 20 is moved inwards, so that the plug-and-socket boards on the telescopic sleeves are inserted into the slots, and then the connecting plugboard 20 is fixed by tightening the screws 2.

In this embodiment, the fixing of the clamping mechanism is performed in accordance with the aforementioned operation mode, and only the middle plate of the i-shaped plate 3 is inserted into the slot.

In this embodiment, when clamping the pipe fitting, the operator inserts the pipe fitting into the through hole 40, then rotates the clamping screw rod 47, so that the threaded plate 46 moves under the driving of the clamping screw rod 47, and each movable concave piece 44 moves along the guide rod when the threaded plate 46 moves, and in the moving process, the action rod acts on the inner wall of the V-shaped hole 43, so that the clamping block 42 moves inwards, and finally the pipe fitting clamping operation is completed through the clamping block 42.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the utility model, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present utility model without departing from the spirit and scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (4)

1. The shrinkage tube clamp is characterized by comprising a mounting table (1), wherein a cross hole (10) is formed in the mounting table (1);

a plurality of pairs of tightening screws (2) are arranged at two ends of the mounting table (1) in a circumferential array, each pair of tightening screws (2) is sleeved with a connecting plugboard (20), a pair of waist-shaped holes (21) are formed in the connecting plugboard (20), the tightening screws (2) penetrate through the waist-shaped holes (21), and a slot is formed in the inner side end of the connecting plugboard (20);

a clamping mechanism is arranged in the cross hole (10);

the fixture comprises a center column (4) penetrating through a cross hole (10), the center column (4) is of an octagonal structure, through holes (40) are formed in the center column (4), four pairs of I-shaped plates (3) are arranged at two ends of the center column (4), the middle plate of the I-shaped plates (3) penetrates through slots, four clamping blocks (42) penetrate through the side walls of the center column (4), the clamping blocks (42) are located between each pair of I-shaped plates (3), V-shaped holes (43) are formed in the clamping blocks (42), action bars are respectively penetrated at two ends of the V-shaped holes (43), movable concave pieces (44) are arranged at the outer ends of the action bars, adjacent two movable concave pieces (44) are fixedly connected through connecting middle plates (45), a pair of connecting middle plates (45) located at the same side are provided with threaded plates (46), clamping screw rods (47) are arranged on the threaded plates (46), two ends of the clamping screw rods (47) rotate oppositely, end plates (48) are arranged on the two ends of each clamping screw rod (47), an end plate (48) is arranged on the center column (4), three guide bars (4) are arranged on the guide plates, and the guide plates (50) are movably arranged on the guide plates.

2. A tube shrinkage jig according to claim 1, wherein a fixing concave member (41) is provided between each pair of the i-shaped plates (3), the fixing concave member (41) being mounted on the outer wall of the center post (4).

3. The shrinkage tube clamp according to claim 1, wherein the inner side end of the clamping block (42) is provided with a concave arc groove.

4. A shrink tube fixture as claimed in claim 1, characterized in that the two ends of the clamping screw (47) are provided with a rotating cap (49).