CN216729866U

CN216729866U - Reamer with positioning sleeve

Info

Publication number: CN216729866U
Application number: CN202122780423.8U
Authority: CN
Inventors: 张伟
Original assignee: Suzhou Leiwang Intelligent System Co ltd
Current assignee: Suzhou Leiwang Intelligent System Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-06-14
Anticipated expiration: 2031-11-15

Abstract

The utility model belongs to the technical field of machining tools, and particularly relates to a reamer with a positioning sleeve, aiming at the problems that the conventional reamer mounting mode is complex in disassembly and difficult to replace and the use efficiency is influenced, the utility model provides a scheme which comprises a reamer body and a connector, wherein the reamer body comprises a small-sized reamer, a large-sized reamer and a positioning sleeve, the large-sized reamer is fixedly connected to the bottom of the positioning sleeve, the small-sized reamer is fixedly connected to the bottom of the large-sized reamer, clamping grooves and limiting grooves are formed in the inner walls of two sides of the positioning sleeve, a mounting base is fixedly arranged at the top of the connector, the connector is movably inserted into the positioning sleeve, a square groove is formed in the bottom of the connector, and two square plates are slidably arranged in the square groove. According to the utility model, the large reamer and the small reamer are convenient to form the large hole and the small hole at one time, and the reamer is convenient to disassemble, so that the reamer is convenient to replace, and the machining efficiency is improved.

Description

Reamer with positioning sleeve

Technical Field

The utility model relates to the technical field of machining tools, in particular to a reamer with a positioning sleeve.

Background

A reamer is a tool used for fine and semi-fine machining of holes. For a deep hole with high precision requirement, a rough reamer is generally adopted for rough reaming, and then a finish reamer is adopted for finish reaming. Through retrieval, patent document with publication number CN203221251U discloses a reamer with a positioning sleeve, wherein a reamer is provided with a small hole reamer blade and a large hole reamer blade, and the small hole reamer blade and the large hole reamer blade form a step reamer head. The reamer of this design sets up little reamer piece and big reamer piece simultaneously on a reamer head, forms a step reamer head, and the big aperture processing of valve plate can once only be accomplished to the step reamer after the improvement, and is easy and simple to handle, and save time, and the valve plate precision after the processing is high.

However, the conventional reamer is complex in mounting mode, difficult to replace and low in use efficiency, so that the reamer with the positioning sleeve is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the conventional reamer is complex in assembly and disassembly, difficult to replace and influenced in use efficiency, and provides a reamer with a positioning sleeve.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a reamer with a positioning sleeve comprises a reamer body and a connector, wherein the reamer body comprises a small-sized reamer, a large-sized reamer and a positioning sleeve, the large-sized reamer is fixedly connected to the bottom of the positioning sleeve, the small-sized reamer is fixedly connected to the bottom of the large-sized reamer, clamping grooves and limiting grooves are formed in the inner walls of the two sides of the positioning sleeve, a mounting seat is fixedly mounted at the top of the connector, the connector is movably inserted into the positioning sleeve, a square groove is formed in the bottom of the connector, two square plates are slidably mounted in the square groove, clamping plates are fixedly mounted on the sides, away from each other, of the two square plates, the other sides of the two square plates are rotatably connected with a connecting plate through hinges, a transverse groove is formed in one side of the connector, a transverse plate is slidably mounted in the transverse groove, a vertical rod is fixedly connected to the bottom of the transverse plate, the bottom of the vertical rod extends into the square groove and is fixedly mounted with a pull plate, two round rods are fixedly installed on the front side of the pulling plate, and the two connecting plates are respectively rotatably sleeved on the outer sides of the corresponding round rods.

Preferably, the spout has been seted up to one side of diaphragm, and slidable mounting has the slide in the spout, the constant head tank has been seted up on one side inner wall of transverse groove, and the slide activity joint is in the constant head tank, the opposite side fixedly connected with connecting spring of slide, and the one end fixed connection that connecting spring kept away from the slide is on the one side inner wall of spout.

Preferably, one side of the sliding plate is fixedly connected with a pull rod, and one end of the pull rod is fixedly provided with a pull ring.

Preferably, the top of diaphragm fixedly connected with two pressure springs, the equal fixed connection in top of two pressure springs is on the top inner wall of transverse groove.

Preferably, the two square plates are fixedly connected with reset springs on one sides away from each other, grooves are formed in the inner walls of the two sides of the square grooves, and one ends, away from each other, of the two reset springs are fixedly connected to the inner wall of one side of the corresponding groove respectively.

Preferably, the equal fixed mounting in both sides of connector has the limiting plate, and two limiting plates are the activity respectively and peg graft in the limiting groove that corresponds, and the top of two limiting grooves is the opening setting.

According to the reamer with the positioning sleeve, the positioning sleeve synchronously rotates along with the connector through the matching of the limiting plate and the limiting groove, and drives the large reamer and the small reamer to rotate, so that large and small holes can be machined at one time, and the depth positioning is carried out through the positioning sleeve;

according to the reamer with the positioning sleeve, the sliding plate is driven to slide out of the positioning groove by pulling the pull ring to move rightwards, then the pull ring is pulled to move upwards, the transverse plate is driven to move upwards, the transverse plate drives the vertical rod and the pull plate to move upwards, the pull plate drives the two square plates to move towards one side close to each other through the connection of the two round rods and the corresponding connecting plates, and drives the two clamping plates to move towards one side close to each other, so that the two clamping plates are separated from the connection with the corresponding clamping grooves, the fixing of the positioning sleeve is released, the positioning sleeve is conveniently moved downwards, and the reamer body is disassembled and replaced;

the reamer has the advantages that the structural design is reasonable, the large reamer and the small reamer are convenient to form the large hole and the small hole at one time, and the reamer is convenient to disassemble, so that the reamer is convenient to replace, the machining efficiency is improved, and the reliability is high.

Drawings

FIG. 1 is a schematic perspective view of a reamer with a positioning sleeve according to the present invention;

FIG. 2 is a schematic cross-sectional view of a reamer with a positioning sleeve according to the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a partially enlarged view of a portion B in fig. 2.

In the figure: 1. a reamer body; 101. a small reamer; 102. large reamers; 103. a positioning sleeve; 104. a clamping groove; 105. a limiting groove; 2. a connector; 3. a square groove; 4. a square plate; 5. a clamping and connecting plate; 6. a return spring; 7. a connecting plate; 8. pulling a plate; 9. a vertical rod; 10. a transverse plate; 11. a pull ring; 12. a chute; 13. a slide plate; 14. positioning a groove; 15. a transverse slot; 16. a pressure spring; 17. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a reamer with a positioning sleeve comprises a reamer body 1 and a connector 2, the reamer body 1 comprises a small reamer 101, a large reamer 102 and a positioning sleeve 103, the large reamer 102 is fixedly connected to the bottom of the positioning sleeve 103, the small reamer 101 is fixedly connected to the bottom of the large reamer 102, the inner walls of the two sides of the positioning sleeve 103 are respectively provided with a clamping groove 104 and a limiting groove 105, the top of the connector 2 is fixedly provided with a mounting seat, the connector 2 is movably inserted in the positioning sleeve 103, the bottom of the connector 2 is provided with a square groove 3, the square groove 3 is internally provided with two square plates 4 in a sliding manner, one sides of the two square plates 4 away from each other are respectively fixedly provided with a clamping plate 5, the other sides of the two square plates 4 are respectively rotatably connected with a connecting plate 7 through hinges, one side of the connector 2 is provided with a transverse groove 15, and a transverse plate 10 is arranged in the transverse groove 15 in a sliding manner, the bottom fixedly connected with montant 9 of diaphragm 10, the bottom of montant 9 extends to in the square groove 3 and fixed mounting has arm-tie 8, and two round bars are fixed mounting to the front side of arm-tie 8, and two connecting plates 7 rotate respectively to cup joint in the outside of the round bar that corresponds.

In the utility model, one side of the transverse plate 10 is provided with a sliding groove 12, a sliding plate 13 is slidably mounted in the sliding groove 12, a positioning groove 14 is formed in the inner wall of one side of a transverse groove 15, the sliding plate 13 is movably clamped in the positioning groove 14, the other side of the sliding plate 13 is fixedly connected with a connecting spring, and one end of the connecting spring, which is far away from the sliding plate 13, is fixedly connected to the inner wall of one side of the sliding groove 12 to position the transverse plate 10.

In the utility model, one side of the sliding plate 13 is fixedly connected with a pull rod, and one end of the pull rod is fixedly provided with a pull ring 11, so that the sliding plate 13 can be pulled to move conveniently.

In the utility model, the top of the transverse plate 10 is fixedly connected with two pressure springs 16, and the top ends of the two pressure springs 16 are fixedly connected to the inner wall of the top of the transverse groove 15 to position the transverse plate 10.

In the utility model, the sides of the two square plates 4 far away from each other are fixedly connected with the return springs 6, the inner walls of the two sides of the square groove 3 are respectively provided with a groove, and the ends of the two return springs 6 far away from each other are respectively fixedly connected to the inner wall of one side of the corresponding groove to reset the square plates 4.

In the utility model, the two sides of the connector 2 are both fixedly provided with the limiting plates 17, the two limiting plates 17 are respectively movably inserted into the corresponding limiting grooves 105, and the tops of the two limiting grooves 105 are both provided with openings, so that the positioning sleeve 103 can synchronously rotate along with the connector 2.

In the utility model, when in use, the positioning sleeve 103 is enabled to synchronously rotate along with the connector 2 by matching the limiting plate 17 with the limiting groove 105, and the large reamer 102 and the small reamer 101 are driven to rotate, so that large and small holes can be processed at one time, the depth positioning is carried out by the positioning sleeve 103, the sliding plate 13 is driven to slide out of the positioning groove 14 by pulling the pull ring 11 to move rightwards, then the pull ring 11 is pulled to move upwards, the transverse plate 10 is driven to move upwards, the transverse plate 10 drives the vertical rod 9 and the pull plate 8 to move upwards, the pull plate 8 drives the two square plates 4 to move towards one side close to each other by connecting the two round rods with the corresponding connecting plate 7, and drives the two clamping plates 5 to move towards one side close to each other, so that the two clamping plates 5 are separated from the connection with the corresponding clamping grooves 104, the fixing of the positioning sleeve 103 is released, so as to facilitate the downward movement of the positioning sleeve 103, the reamer body 1 is disassembled and replaced.

Claims

1. A reamer with a positioning sleeve comprises a reamer body (1) and a connector (2) and is characterized in that the reamer body (1) comprises a small reamer (101), a large reamer (102) and a positioning sleeve (103), the large reamer (102) is fixedly connected to the bottom of the positioning sleeve (103), the small reamer (101) is fixedly connected to the bottom of the large reamer (102), clamping grooves (104) and limiting grooves (105) are formed in the inner walls of two sides of the positioning sleeve (103), a mounting seat is fixedly installed at the top of the connector (2), the connector (2) is movably inserted into the positioning sleeve (103), a square groove (3) is formed in the bottom of the connector (2), two square plates (4) are slidably installed in the square groove (3), and a clamping plate (5) is fixedly installed on one side, far away from each other, of the two square plates (4), the opposite side of two square boards (4) all rotates through the hinge and is connected with connecting plate (7), transverse groove (15) have been seted up to one side of connector (2), slidable mounting has diaphragm (10) in transverse groove (15), the bottom fixedly connected with montant (9) of diaphragm (10), the bottom of montant (9) extends to in square groove (3) and fixed mounting has arm-tie (8), the front side fixed mounting of arm-tie (8) has two round bars, two connecting plates (7) rotate the outside of cup jointing at the round bar that corresponds respectively.

2. The reamer with the positioning sleeve as claimed in claim 1, wherein a sliding groove (12) is formed in one side of the transverse plate (10), a sliding plate (13) is slidably mounted in the sliding groove (12), a positioning groove (14) is formed in an inner wall of one side of the transverse groove (15), the sliding plate (13) is movably clamped in the positioning groove (14), a connecting spring is fixedly connected to the other side of the sliding plate (13), and one end of the connecting spring, which is far away from the sliding plate (13), is fixedly connected to an inner wall of one side of the sliding groove (12).

3. The reamer with the locator sleeve as claimed in claim 2, wherein a pull rod is fixedly connected to one side of the sliding plate (13), and a pull ring (11) is fixedly mounted to one end of the pull rod.

4. The reamer with the positioning sleeve as claimed in claim 1, wherein two compression springs (16) are fixedly connected to the top of the transverse plate (10), and the top ends of the two compression springs (16) are fixedly connected to the inner wall of the top of the transverse groove (15).

5. The reamer with the positioning sleeve as claimed in claim 1, wherein the two square plates (4) are fixedly connected with a return spring (6) on the side away from each other, the inner walls of the two sides of the square groove (3) are respectively provided with a groove, and the ends of the two return springs (6) away from each other are respectively fixedly connected with the inner wall of one side of the corresponding groove.

6. The reamer with the positioning sleeve according to claim 1, wherein the two sides of the connector (2) are fixedly provided with the limiting plates (17), the two limiting plates (17) are movably inserted into the corresponding limiting grooves (105), and the tops of the two limiting grooves (105) are both provided with openings.