CN212144594U

CN212144594U - A frock clamp that is used for flexible continuous tube tip hole boring of nonmetal

Info

Publication number: CN212144594U
Application number: CN202020625396.XU
Authority: CN
Inventors: 丛枫; 鞠远文
Original assignee: Shandong Guantong Pipe Industry Co ltd
Current assignee: Shandong Guantong Pipe Industry Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-12-15
Anticipated expiration: 2030-04-23

Abstract

The utility model provides a frock clamp for boring of nonmetal flexible continuous tube tip hole, it has solved the difficult problem of the unable centre gripping turning of nonmetal flexible continuous tube coupling tip hole, it includes interior anchor clamps, outer fixed cover, boring bar and boring cutter, the other end of boring bar and outer anchor clamps is located to interior anchor clamps, interior anchor clamps include the wedge, be equipped with the wedge cover in the wedge, the front end of wedge cover is equipped with the overcoat, the inside joint bearing that is equipped with of wedge cover, the boring bar is located among the joint bearing, the boring cutter is established on the boring bar, outer anchor clamps are fixed on outer fixed cover by the stand, be equipped with double-row roller bearing on the outer anchor clamps, the boring bar is by the joint bearing on the interior anchor clamps and the double-row roller bearing on the outer anchor clamps does the support, the utility model discloses can extensively be used for cutting process technical field.

Description

A frock clamp that is used for flexible continuous tube tip hole boring of nonmetal

Technical Field

The utility model belongs to the technical field of the boring processing technique and specifically relates to a frock clamp that is used for boring of nonmetal flexible continuous tube tip hole.

Background

At present, the connection of the joint of the nonmetal flexible continuous pipeline and the pipeline needs the shape and position tolerance of the inner wall and the outer wall of the pipeline to be ensured within a certain range, but the nonmetal flexible continuous pipeline is difficult to ensure in the machining process, after the pipeline is machined and before the joint is installed, the inner end part of the pipeline needs to be machined so as to meet the requirement of the installation of the joint, however, the inner hole of the continuous pipeline belongs to a deep blind hole, and the whole pipeline cannot be clamped and turned, so that the boring operation is complex, the boring efficiency is low, and therefore, the tool clamp applied to the deep blind hole boring needs to be designed aiming at the characteristic of boring the inner hole of the end part of the nonmetal flexible continuous pipeline.

Disclosure of Invention

The utility model discloses be exactly to the technical problem that current flexible continuous tube tip hole boring operation is complicated and efficiency is lower, provide a frock clamp that is used for the boring of flexible continuous tube tip hole of nonmetal easy operation and efficiency are higher.

Therefore, the utility model discloses an inner clamp, outer anchor clamps, outer fixed cover, boring bar and boring cutter, the other end of boring bar and outer anchor clamps is located to inner clamp, inner clamp includes the wedge, is equipped with the wedge cover in the wedge, the front end of wedge cover is equipped with the overcoat, the inside joint bearing that is equipped with of wedge cover, the boring bar is located among the joint bearing, the boring cutter is established on the boring bar, outer anchor clamps are fixed on outer fixed cover by the stand, be equipped with double-row roller bearing on the outer anchor clamps, the bearing is done by joint bearing on the inner clamp and the double-row roller bearing on the outer anchor clamps to the boring bar.

Preferably, the outer diameter of the wedge-shaped sleeve is provided with an external thread, the inner part of the outer sleeve is provided with an internal thread, and the wedge-shaped sleeve is in threaded connection with the outer sleeve.

Preferably, the outer diameter of the front end of the outer sleeve of the inner clamp is provided with a rubber ring, and the rubber ring is tightly matched with the inner diameter of the nonmetal pipe.

Preferably, the end face of the front end of the outer sleeve is provided with a spanner pin and a locking pin.

Preferably, the inner diameter of the wedge block in the inner clamp is in taper fit with the outer diameter of the wedge sleeve.

Preferably, the outer clamp is provided with a bearing sleeve, the bearing sleeve is arranged between the boring rod and the double-row roller bearing, and the boring rod and the double-row roller bearing slide through the bearing sleeve.

The utility model discloses a processing frock of nonmetal flexible connection pipe tip hole, it is not enough to current processing technology, the reliable method of a processing of utilizing special frock clamp that provides, it adopts the wedge to expand fixedly in the intraductal, both ends centre gripping, make the boring bar realize its processing in the pipeline hole, can once only accomplish the boring operation, the difficult problem of the unable centre gripping turning of nonmetal flexible continuous pipe joint tip hole has been solved, and can ensure the form and position tolerance of continuous pipe inner wall and outer wall, keep within certain scope, this reasonable in design, moreover, the steam generator is simple in structure, and is practical and convenient.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of an inner clamp;

fig. 3 is a schematic structural view of the outer clamp.

The symbols in the drawings illustrate that:

1. a non-metallic tube; 2. an inner clamp; 3. boring a rod; 4. an outer fixing sleeve; 5. boring cutter; 6. an outer clamp; 7. a column; 8. a bearing housing; 9. a double row roller bearing; 10. a wedge block; 11. a wedge-shaped sleeve; 12. a knuckle bearing; 13. a jacket; 14. a rubber ring; 15. a spanner pin; 16. and a locking pin.

Detailed Description

The following describes in detail embodiments of the present invention with reference to the drawings.

As shown in fig. 1, the utility model discloses an inner clamp 2, outer anchor clamps 6, outer fixed cover 4, boring bar 3 and boring cutter 5, boring bar 3 and outer anchor clamps 6's the other end are located to inner clamp 2, as shown in fig. 2, inner clamp 2 includes wedge 10, wedge 11 is equipped with in the wedge 10, wedge 10's internal diameter and the external diameter taper fit of wedge 11, wedge 11's front end is equipped with overcoat 13, be equipped with the external screw thread on wedge 11's the external diameter, the inside internal thread that is equipped with of overcoat 13,

wedge

11 and 13 threaded connection of overcoat, be equipped with spanner pin 15 and fitting pin 16 on the terminal surface of 13 front ends of overcoat, wedge 11 and overcoat 13 are under the transmission of screw thread, clockwise rotation spanner pin 15 makes wedge 11 move forward, outwards expand the T type groove on the overcoat 13, thereby reach the purpose of fixed inner clamp 2.

The joint bearing 12 is arranged in the wedge-shaped sleeve 11, the boring rod 3 is arranged in the joint bearing 12, the joint bearing 12 can bear radial load and axial load or combined load existing in both radial and axial directions, and the joint bearing 12 can generate self-lubrication in work due to the fact that the composite material is embedded on the outer spherical surface of the inner ring; the boring cutter 5 is arranged on the boring bar 3, the outer clamp 6 is fixed on the outer fixing sleeve 4 by the upright post 7, the outer clamp 6 is clamped on the outer diameter of the non-metal pipe 1 by the outer fixing sleeve 4 to realize the fixation of the outer clamp 6, as shown in fig. 3, the outer clamp 6 is provided with a double-row roller bearing 9 and a bearing sleeve 8, the bearing sleeve 8 is arranged between the boring bar 3 and the double-row roller bearing 9, the sliding between the boring bar 3 and the double-row roller bearing 9 is realized through the bearing sleeve 8, the boring bar 3 is supported by the knuckle bearing 12 on the inner clamp 2 and the double-row roller bearing 9 on the outer clamp 6, the tail end of the bearing sleeve 8 of the outer clamp 6 is arranged on a boring machine, the boring processing of an inner hole at the end part of a non-metal flexible connecting pipe joint is realized, the feeding of the boring cutter 5 is realized through the sliding between the boring bar 3 and the double-row roller bearing 9 during the boring processing, and moving the inner clamp 2 to a specified position according to the boring depth, thereby realizing the adjustable boring depth.

Preferably, the rubber ring 14 is arranged on the outer diameter of the front end of the outer sleeve 13 of the inner clamp 2, and the rubber ring 14 is tightly matched with the inner diameter of the nonmetal pipe 1 to effectively position the inner clamp 2.

When the inner fixture and the outer fixture are installed, firstly, the inner fixture 2 is installed on a boring rod 3, the inner fixture 2 is plugged into a non-metal pipe 1 through a special spanner, one side of a locking pin 16 faces outwards, the inner fixture 2 is moved to a designated position according to the required boring depth, then, the spanner pin 15 is adjusted, the locking pin 16 is locked, then, a double-row roller bearing 9 is pressed on the boring rod 3 and a bearing sleeve 8 and installed on an outer fixture 6, then, an outer fixing sleeve 4 is clamped on the outer diameter of the non-metal pipe 1, then, an upright post 7 on the outer fixture 6 is connected with the outer fixing sleeve 4, a boring cutter 5 is installed on the boring rod 3, and finally, the tool fixture is installed on a boring machine to perform boring operation.

However, the above description is only an embodiment of the present invention, and the scope of the present invention should not be limited thereto, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.

Claims

1. The utility model provides a frock clamp for boring of flexible continuous tube tip hole of nonmetal, its characterized in that, includes interior anchor clamps, outer fixed cover, boring bar and boring cutter, the other end of boring bar and outer anchor clamps is located to interior anchor clamps, interior anchor clamps include the wedge, be equipped with the wedge cover in the wedge, the front end of wedge cover is equipped with the overcoat, wedge cover inside is equipped with joint bearing, the boring bar is located in the joint bearing, the boring cutter is established on the boring bar, outer anchor clamps are fixed on the outer fixed cover by the stand, be equipped with double-row roller bearing on the outer anchor clamps, the boring bar is by joint bearing on the interior anchor clamps and the double-row roller bearing on the outer anchor clamps do the support.

2. The tooling clamp for boring the inner hole at the end part of the nonmetal flexible continuous pipe according to the claim 1, wherein the outer diameter of the wedge sleeve is provided with an external thread, the inner part of the outer sleeve is provided with an internal thread, and the wedge sleeve is in threaded connection with the outer sleeve.

3. The tooling clamp for boring the inner hole at the end part of the nonmetal flexible continuous pipe according to the claim 1, characterized in that the outer diameter of the front end of the outer sleeve of the inner clamp is provided with a rubber ring which is tightly matched with the inner diameter of the nonmetal pipe.

4. The tooling clamp for boring the inner hole at the end part of the nonmetal flexible continuous pipe according to the claim 1, wherein the end surface of the front end of the outer sleeve is provided with a spanner pin and a locking pin.

5. The tooling fixture for boring the inner hole of the end part of the non-metallic flexible continuous pipe according to claim 1, wherein the inner diameter of the wedge block in the inner fixture is in taper fit with the outer diameter of the wedge sleeve.

6. The tooling clamp for boring the inner hole at the end part of the nonmetal flexible continuous pipe according to claim 1, wherein a bearing sleeve is arranged on the outer clamp, the bearing sleeve is arranged between the boring rod and the double-row roller bearing, and the boring rod and the double-row roller bearing slide through the bearing sleeve.