CN220295604U - Hydraulic pull reamer - Google Patents

Abstract

The utility model discloses a hydraulic pull reamer, which comprises a fixed plate, wherein a hydraulic cylinder is fixedly arranged at the bottom end of the fixed plate, a fixed block is connected to the bottom end of the hydraulic cylinder, a circular through hole is formed in the outer surface of the fixed block, a telescopic rod is movably arranged in the circular through hole, one end of the telescopic rod is connected with the hydraulic cylinder, a screw hole is formed in the outer surface of the bottom end of the telescopic rod, a supporting rod is movably arranged in the cavity, and a sucking disc is fixedly arranged at the bottom end of the supporting rod.

Description

Hydraulic pull reamer

Technical Field

The utility model relates to the technical field of reamers, in particular to a hydraulic pull-type reamer.

Background

A reamer is a tool or device used to enlarge an aperture. It can be used in the fields of metal processing, construction, woodworking, mechanical manufacturing, etc

Prior art reamers typically consist of a manually operated tool, typically rotated or pressed to enlarge the bore, may not provide sufficient force for larger bore diameters or applications requiring greater force, and are lacking in achieving accurate bore sizes due to limited stability and precision of manual operation.

Disclosure of Invention

Object of the utility model

In view of the above, an object of the present utility model is to provide a hydraulic pull reamer, which solves the problems set forth in the background above.

(II) technical scheme

The utility model provides a hydraulic pressure pull type reamer, includes the fixed plate, the bottom fixed mounting of fixed plate has hydraulic cylinder, and hydraulic cylinder's bottom is connected with the fixed block, circular through-hole has been seted up to the surface of fixed block, and movable mounting has the telescopic link in the circular through-hole, the one end and the hydraulic cylinder of telescopic link are connected, and the screw has been seted up to the bottom surface of telescopic link, the bottom screw of telescopic link is connected with the bolt, and the surface of telescopic link has seted up two sets of locating holes, the one end of bolt is connected with the reaming piece, the bottom surface fixed mounting of fixed block has four sets of limit sleeve pipes, and the cavity has all been seted up to four sets of limit sheathed tube inner walls, movable mounting has the bracing piece in the cavity, and the bottom fixed mounting of bracing piece has the sucking disc.

Preferably, the top surface fixed mounting of fixed plate has the handle, and the bottom surface fixed mounting of fixed plate has four groups of connecting rods, four groups the one end of connecting rod is connected with the fixed block.

Preferably, a plurality of groups of limiting clamping grooves are formed in the outer surface of the limiting sleeve.

Preferably, a circular groove is formed in one end of the supporting rod, a first spring is installed in the circular groove, one end of the first spring is connected with a telescopic pin, and one end of the telescopic pin is arc-shaped.

Preferably, the outer surface of the supporting rod is fixedly provided with a fixing ring, the outer surface of the fixing ring is fixedly provided with a long rod, and one end of the long rod is connected with a clamping ring.

Preferably, the outer surface of the clamping ring is fixedly provided with two groups of connecting plates, the outer surfaces of the two groups of connecting plates are provided with screw holes, the screw holes are movably provided with screws, and the outer surfaces of the screws are movably provided with nuts.

Preferably, the middle end of the clamping ring is provided with a fixing groove, the inner wall of the fixing groove is provided with a second spring, and one end of the second spring is connected with a connecting pin.

From the above technical scheme, the application has the following beneficial effects:

1. according to the utility model, the telescopic rod is inserted into the hole site to be expanded, and then the bolt is rotated, so that the bolt and the telescopic rod are connected together, the tip of the reaming member is aligned with the hole site, and at the moment, the telescopic rod is driven to move upwards by driving the hydraulic cylinder, so that the reaming member expands the hole site, time and labor are saved, and the working efficiency of people is improved.

2. According to the telescopic rod, the four groups of support rods can be abutted against an object with the holes, so that the telescopic rods are more stable in the stretching process, the clamping rings are connected with each other, and the connecting pins can limit the positioning holes on the outer surface of the telescopic rods by adjusting the upper and lower distances of the support rods, so that the telescopic rods can be limited and stretched, the width of the holes can be kept the same.

Drawings

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

FIG. 2 is a schematic perspective view of a portion of the component of FIG. 1 according to the present utility model;

FIG. 3 is an enlarged schematic view of the utility model at A in FIG. 1;

FIG. 4 is an enlarged schematic view of the utility model at B in FIG. 1;

fig. 5 is an enlarged schematic view of fig. 1 at C in accordance with the present utility model.

In the figure: 1. a fixing plate; 2. a connecting rod; 3. a fixed block; 4. a hydraulic cylinder; 5. a handle; 6. a telescopic rod; 7. a bolt; 8. a reaming member; 9. a limit sleeve; 911. a support rod; 912. a suction cup; 913. a limit clamping groove; 914. a telescopic pin; 611. positioning holes; 811. a fixing ring; 812. a long rod; 813. a clamping ring; 814. a connecting pin; 815. a connecting plate; 816. a screw; 817. and (5) a screw cap.

Detailed Description

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, the same or similar reference numerals indicate the same or similar parts and features. The drawings merely schematically illustrate the concepts and principles of embodiments of the disclosure and do not necessarily illustrate the specific dimensions and proportions of the various embodiments of the disclosure. Specific details or structures may be shown in exaggerated form in particular figures to illustrate related details or structures of embodiments of the present disclosure.

Referring to fig. 1-5, an embodiment of the present utility model is provided:

the hydraulic pull reamer comprises a fixed plate 1, a hydraulic cylinder 4 is fixedly arranged at the bottom end of the fixed plate 1, a fixed block 3 is connected to the bottom end of the hydraulic cylinder 4, a circular through hole is formed in the outer surface of the fixed block 3, a telescopic rod 6 is movably arranged in the circular through hole, one end of the telescopic rod 6 is connected with the hydraulic cylinder 4, a screw hole is formed in the outer surface of the bottom end of the telescopic rod 6, a bolt 7 is connected to the screw hole at the bottom end of the telescopic rod 6, two groups of positioning holes 611 are formed in the outer surface of the telescopic rod 6, a reamer 8 is connected to one end of the bolt 7, four groups of limit sleeves 9 are fixedly arranged at the bottom end outer surface of the fixed block 3, cavities are formed in the inner walls of the four groups of limit sleeves 9, support rods 911 are movably arranged in the cavities, suckers 912 are fixedly arranged at the bottom end of the support rods 911, the telescopic rod 6 are inserted in holes needing to be expanded, the telescopic rod 6 are connected with the telescopic rod 6 through the rotary bolts 7, the tips of the reamer 8 are aligned, the telescopic rod 4 are enabled to move upwards through driving the hydraulic cylinder 6, the telescopic rod 8, the position is enabled to be 912 to absorb the positions of the four groups of the position limiting sleeves, the four groups of the telescopic rod, the telescopic rod is enabled to be stably stretched in the telescopic rod 6, and simultaneously, and the telescopic rod is fixed in the process.

Further, top surface fixed mounting of fixed plate 1 has handle 5, and the bottom surface fixed mounting of fixed plate 1 has four sets of connecting rods 2, and the one end of four sets of connecting rods 2 is connected with fixed block 3, and four sets of connecting rods 2 play the effect of reinforcing connection, and can play the effect of certain protection to the surface of hydraulic cylinder 4 simultaneously.

Further, the outer surface of the limiting sleeve 9 is provided with a plurality of groups of limiting clamping grooves 913, and the limiting clamping grooves 913 play a role in limiting the telescopic pin 914, so that the supporting rod 911 can be moved in the process, and meanwhile, the supporting rod can be kept stable.

Further, a circular groove is formed in one end of the supporting rod 911, a first spring is installed in the circular groove, one end of the first spring is connected with a telescopic pin 914, one end of the telescopic pin 914 is arc-shaped, the telescopic pin 914 is movably clamped in the limiting clamping groove 913, and the supporting rod 911 can move up and down in the inner wall cavity of the limiting sleeve 9 by pressing the telescopic pin 914.

Further, the outer surface of the supporting rod 911 is fixedly provided with a fixing ring 811, the outer surface of the fixing ring 811 is fixedly provided with a long rod 812, one end of the long rod 812 is connected with a clamping ring 813, the clamping rings 813 are divided into two groups, and the diameters of the two groups of clamping rings 813 are larger than the diameter of the telescopic rod 6, so that the normal movement of the telescopic rod 6 is not affected.

Further, two groups of connecting plates 815 are fixedly arranged on the outer surface of the clamping ring 813, screw holes are formed in the outer surfaces of the two groups of connecting plates 815, a screw 816 is movably arranged in the screw holes, a nut 817 is movably arranged on the outer surface of the screw 816, and the two groups of clamping rings 813 are fixedly connected through the screw 816 and the nut 817, so that the two groups of clamping rings 813 can be kept stable.

Further, the fixed slot has been seted up to the middle-end of grip ring 813, and the fixed slot inner wall installs the second spring, and the one end of second spring is connected with connecting pin 814, through installation telescopic pin 914 for bracing piece 911 can adjust the position, thereby can make two sets of grip rings 813 can lead to the step and remove, thereby can make connecting pin 814 carry out spacingly to the locating hole 611 of telescopic link 6 surface, and then fix the aperture of trompil size.

Working principle: firstly, the telescopic rod 6 is inserted into a hole site needing to be expanded, then the bolt 7 is rotated, so that the bolt 7 is connected with the telescopic rod 6, the tip of the reaming member 8 is aligned with the hole site, at the moment, the telescopic rod 6 moves upwards by driving the hydraulic cylinder 4, so that the reaming member 8 expands the hole site, and the accurate size of the hole is needed, the telescopic pin 914 is pressed, the supporting rod 911 moves, the telescopic pin 914 and other limiting clamping grooves 913 are opened and closed, the length distance of the supporting rod 911 is adjusted, the fixing ring 811 is driven to move, and the positioning hole 611 on the outer surface of the telescopic rod 6 is limited and connected by the connecting pin 814 in the stretching process of the telescopic rod 6, so that people are reminded of closing the hydraulic cylinder 4.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. Hydraulic pressure draws formula reamer, including fixed plate (1), its characterized in that: the bottom fixed mounting of fixed plate (1) has hydraulic cylinder (4), and the bottom of hydraulic cylinder (4) is connected with fixed block (3), circular through-hole has been seted up to the surface of fixed block (3), and movable mounting has telescopic link (6) in the circular through-hole, the screw has been seted up to the one end of telescopic link (6) and hydraulic cylinder (4) are connected, and the bottom surface of telescopic link (6), the bottom screw of telescopic link (6) is connected with bolt (7), and two sets of locating holes (611) have been seted up to the surface of telescopic link (6), the one end of bolt (7) is connected with reaming piece (8), the bottom surface fixed mounting of fixed block (3) has four sets of limit sleeve pipes (9), and the cavity has all been seted up to the inner wall of four sets of limit sleeve pipes (9), movable mounting has bracing piece (911) in the cavity, and the bottom fixed mounting of bracing piece (911) has sucking disc (912).

2. The hydraulic pull reamer of claim 1, wherein: the top surface fixed mounting of fixed plate (1) has handle (5), and the bottom surface fixed mounting of fixed plate (1) has four groups connecting rod (2), four groups one end of connecting rod (2) is connected with fixed block (3).

3. The hydraulic pull reamer of claim 1, wherein: a plurality of groups of limiting clamping grooves (913) are formed in the outer surface of the limiting sleeve (9).

4. The hydraulic pull reamer of claim 1, wherein: a circular groove is formed in one end of the supporting rod (911), a first spring is arranged in the circular groove, one end of the first spring is connected with a telescopic pin (914), and one end of the telescopic pin (914) is arc-shaped.

5. The hydraulic pull reamer of claim 1, wherein: the outer surface of bracing piece (911) fixed mounting has solid fixed ring (811), and the surface fixed mounting of solid fixed ring (811) has stock (812), the one end of stock (812) is connected with grip ring (813).

6. The hydraulic pull reamer of claim 5, wherein: the outer surface of grip ring (813) fixed mounting has two sets of connecting plates (815), and the screw has been seted up to the surface of two sets of connecting plates (815), movable mounting has screw rod (816) in the screw, and the surface movable mounting of screw rod (816) has nut (817).

7. The hydraulic pull reamer of claim 6, wherein: the middle end of the clamping ring (813) is provided with a fixing groove, the inner wall of the fixing groove is provided with a second spring, and one end of the second spring is connected with a connecting pin (814).