CN212526084U

CN212526084U - Lathe chuck wrench safety device

Info

Publication number: CN212526084U
Application number: CN202021215421.3U
Authority: CN
Inventors: 朱恩权; 邹建安
Original assignee: Gaoyou Yongfa Machinery Co ltd
Current assignee: Gaoyou Yongfa Machinery Co ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-02-12
Anticipated expiration: 2030-06-28

Abstract

The utility model discloses a lathe chuck wrench safety device, which comprises a power-assisted rod, a pin body and a sleeve, wherein the power-assisted rod is connected on the surface of the pin body in a plugging manner, the outer part of the pin body is sleeved with the sleeve near the bottom position, the bottom ring of the sleeve is provided with a boss, the boss is internally and rotatably connected with a ball, the top of the sleeve is spirally connected with a guide ring, the guide ring is fixedly connected with a limit ring through a spring seat, the limit ring is sleeved on the outer part of the pin body and is fixedly connected, the utility model has novel design, the sleeve is arranged at the bottom position of the pin body and is slidably connected with the pin body through the spring seat, when the pin body is inserted in the slot of the chuck, the sleeve is sleeved at the inserting position, has good protection function, once the inserting position is broken due to overlarge stress, the sleeve shields waste scraps, improves the use safety, the rod body is convenient to disassemble and replace.

Description

Lathe chuck wrench safety device

Technical Field

The utility model relates to a lathe spare part technical field specifically is a lathe chuck spanner safety device.

Background

A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like.

Chucks are mechanical devices used to clamp workpieces on machine tools. The machine tool accessory clamps and positions a workpiece by utilizing the radial movement of movable clamping jaws uniformly distributed on a chuck body. The chuck generally comprises a chuck body, a movable jaw and a jaw driving mechanism. The diameter of the chuck body is 65 mm at least and can reach 1500 mm at most, and a through hole is formed in the center of the chuck body so as to facilitate the workpiece or bar stock to pass through; the back part is provided with a cylindrical or short conical structure and is connected with the end part of a main shaft of the machine tool directly or through a flange plate. Chucks are commonly used in lathes, cylindrical grinders and internal grinders, and may also be used in conjunction with various indexing devices for milling and drilling machines.

However, the existing lathe chuck wrench safety device has the following disadvantages:

1. the socket end of the wrench corresponds to the groove body of the chuck, when the socket is used, the wrench inserted at the chuck is stressed too much to generate a fracture phenomenon, waste materials after fracture are easy to scratch a human body, and potential safety hazards exist during use.

2. The spanner uses for a long time, and wearing and tearing are serious, are not convenient for dismantle the change to the subassembly, cause the waste of resource.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lathe chuck wrench safety device, which solves the problems of the prior lathe chuck wrench safety device in the background technology that the inserting end of the wrench corresponds to the groove body of the chuck, the wrench inserted at the chuck is too stressed to generate a fracture phenomenon when in use, the broken waste material is easy to scratch the human body, and the potential safety hazard exists when in use; the spanner uses for a long time, and wearing and tearing are serious, are not convenient for dismantle the change to the subassembly, cause the extravagant problem of resource.

In order to achieve the above object, the utility model provides a following technical scheme: a lathe chuck wrench safety device comprises a power-assisted rod, a pin body and a sleeve, wherein the power-assisted rod is connected to the surface of the pin body in a plugging and pulling manner, a sleeve is sleeved outside the pin body and close to the bottom end, a boss is annularly arranged at the bottom end of the sleeve, a ball is rotatably connected inside the boss, the top of the sleeve is spirally connected with a guide ring, the guide ring is fixedly connected with a limit ring through a spring seat, the limiting ring is sleeved outside the pin body and is fixedly connected with the pin body, a sleeve is arranged at the bottom end of the pin body and is connected with the pin body in a sliding way through a spring seat, when the round pin body is pegged graft inside the slot of chuck, the sleeve cover is established in grafting department, has fine safeguard function, in case the too big fracture that leads to of grafting department atress, the sleeve shelters from the sweeps, improves the security of using, can dismantle the connection through the relative stopper of the body of rod of helping hand pole, is convenient for dismantle the change to the body of rod.

Preferably, helping hand pole includes stopper, screwed joint, the body of rod, recess, anti-skidding line and circular arc type plug respectively, and the body of rod can be installed and dismantle through screwed joint and stopper spiral, and when the body of rod wearing and tearing are serious, the stopper dismantlement is changed relatively, improves the result of use, and the inside anti-skidding line of recess improves and the palm between frictional force, and the circular arc type plug through the body of rod is convenient to be pegged graft with the jack quick location of pin.

Preferably, the screwed joint is symmetrically installed at two ends of the limiting block, the rod body is spirally inserted into the screwed joint, a groove is formed in the surface of the rod body, anti-skidding lines are formed in the groove, the arc-shaped plug is integrally formed at the free end of the rod body, the rod body can be spirally installed and detached through the screwed joint and the limiting block, when the rod body is seriously abraded, the limiting block can be detached and replaced relatively, the using effect is improved, the anti-skidding lines in the groove are improved, the friction force between the anti-skidding lines and a palm is increased, and the arc-shaped plug passing through the rod body is convenient to be rapidly positioned and inserted into the.

Preferably, the pin body includes pin, jack and end respectively, and the jack of pin is used for cooperating the helping hand pole to use, and the aesthetic measure of outward appearance is improved to the end.

Preferably, the surface of the pin is provided with a jack near the top end, the top end of the pin is fixedly connected with the end, the jack of the pin is used for being matched with the power-assisted rod, and the end improves the appearance attractiveness.

Preferably, the surface of the pin body is provided with a guide groove, the guide ring is inserted into the guide groove, the upper surface of the sleeve is provided with a threaded hole, the threaded hole is in spiral fit with the guide ring, and the guide ring can be mounted and dismounted with the sleeve and can also slide longitudinally along the guide groove.

The utility model provides a lathe chuck spanner safety device possesses following beneficial effect:

(1) the utility model discloses an at round pin body bottom position installation sleeve, the sleeve passes through spring holder and round pin body sliding connection, pegs graft when the slot of chuck is inside when the round pin body, and the sleeve cover is established in grafting department, has fine safeguard function, in case the too big fracture that leads to of grafting department atress, the sleeve shelters from the sweeps, improves the security of using.

(2) The utility model discloses the body of rod can be through screwed joint and stopper spiral installation and dismantlement, when the body of rod wearing and tearing are serious, can dismantle relatively the stopper and change, improves the result of use, and the inside anti-skidding line of recess improves and the frictional force between the palm, and the circular arc type plug through the body of rod is convenient to be pegged graft with the jack quick location of pin.

Drawings

Fig. 1 is a schematic view of the overall structure of a lathe chuck wrench safety device of the present invention;

fig. 2 is a schematic view of a power-assisted rod of the safety device of a lathe chuck wrench of the present invention;

fig. 3 is a schematic view of a pin structure of a safety device of a lathe chuck wrench according to the present invention;

fig. 4 is a schematic view of a sleeve structure of the safety device of a lathe chuck wrench of the present invention.

In the figure: 1. a booster lever; 101. a limiting block; 102. a threaded joint; 103. a rod body; 104. a groove; 105. anti-skid lines; 106. a circular arc type plug; 2. a pin body; 201. a pin; 202. a jack; 203. a tip; 3. a sleeve; 301. a threaded hole; 302. a boss; 303. a ball bearing; 4. a limiting ring; 5. a spring seat; 6. a guide ring; 7. a guide groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a lathe chuck spanner safety device, includes helping hand pole 1, the body of selling 2 and sleeve 3, the body 2 surfaces are sold in the plug connection of helping hand pole 1, sell 2 outside near the bottom position cover of body and be equipped with sleeve 3, 3 bottom rings of sleeve are equipped with boss 302, the inside rotation of boss 302 connects ball 303, 3 top screwed connection guide rings 6 of sleeve, 6 guide rings pass through 5 fixed connection spacing rings 4 of spring holder, 4 covers of spacing ring are established and are sold 2 outsidess and be fixed connection at the body.

Helping hand pole 1 includes stopper 101, threaded joint 102, the body of rod 103, recess 104, anti-skidding line 105 and arc type plug 106 respectively, the body of rod 103 can be through threaded joint 102 and stopper 101 spiral installation and dismantlement, when the body of rod 103 wearing and tearing are serious, can dismantle stopper 101 relatively and change, improve the result of use, the inside anti-skidding line 105 of recess 104 improves and the palm between frictional force, arc type plug 106 through the body of rod 103 is convenient to be pegged graft with jack 202 quick location of pin 201.

The threaded connectors 102 are symmetrically installed at two ends of the limiting block 101, the rod body 103 is spirally inserted into the threaded connectors 102, a groove 104 is formed in the surface of the rod body 103, anti-skid lines 105 are formed in the groove 104, the free end of the rod body 103 is integrally formed into an arc-shaped plug 106, the rod body 103 can be spirally installed and detached with the limiting block 101 through the threaded connectors 102, when the rod body 103 is seriously abraded, the limiting block 101 can be detached and replaced relatively, the using effect is improved, the anti-skid lines 105 in the groove 104 are improved in friction force with a palm, and the arc-shaped plug 106 passing through the rod body 103 is convenient to be quickly positioned and inserted into the jack 202 of the pin 201.

The pin body 2 comprises a pin 201, a jack 202 and a head 203 respectively, the jack 202 of the pin 201 is used for being matched with the power-assisted rod 1, and the head 203 improves the appearance attractiveness.

Jack 202 has been seted up on the surface of pin 201 near the top position, pin 201 top fixed connection end 203, jack 202 of pin 201 is used for cooperating helping hand pole 1 to use, and the aesthetic measure of outward appearance is improved to end 203.

The surface of the pin body 2 is provided with a guide groove 7, the guide ring 6 is inserted into the guide groove 7, the upper surface of the sleeve 3 is provided with a threaded hole 301, the threaded hole 301 is in spiral fit with the guide ring 6, and the guide ring 6 can be mounted and dismounted with the sleeve 3 and can also slide longitudinally along the guide groove 7 through the guide ring 6.

The safety device for the lathe chuck wrench is characterized in that when the safety device for the lathe chuck wrench works, a sleeve 3 is sleeved at a position, close to the bottom end, of the outer portion of a pin body 2, a boss 302 is annularly arranged at the bottom end of the sleeve 3, a ball 303 is rotatably connected to the inner portion of the boss 302, a guide ring 6 is spirally connected to the top of the sleeve 3, the guide ring 6 is fixedly connected to a limiting ring 4 through a spring seat 5, the limiting ring 4 is sleeved on the outer portion of the pin body 2 and is fixedly connected with the outer portion of the pin body 2, when the pin body 2 is inserted into a slot of a chuck, the sleeve 3 is subjected to extrusion force, the spring seat 5 is compressed, the guide ring 6 slides along a guide groove 7 in the surface of the pin body 2 in a directional mode, a boosting rod 1 is rotated, the pin body 2 rotates along with the guide groove, the; the upper surface of the sleeve 3 is provided with a threaded hole 301, the threaded hole 301 is in spiral fit with the guide ring 6, and the sleeve 3 is mounted or dismounted according to the use requirement; helping hand pole 1 includes stopper 101 respectively, threaded joint 102, the body of rod 103, recess 104, anti-skidding line 105 and arc type plug 106, the body of rod 103 can be through threaded joint 102 and stopper 101 spiral installation and dismantlement, when the body of rod 103 wearing and tearing are serious, stopper 101 dismantles relatively and changes, the result of use is improved, the inside anti-skidding line 105 of recess 104 improves and the palm between frictional force, arc type plug 106 through the body of rod 103 is convenient to be pegged graft with jack 202 quick location of pin 201.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lathe chuck spanner safety device which characterized in that: including helping hand pole (1), the round pin body (2) and sleeve (3), helping hand pole (1) plug is connected and is being sold body (2) surface, round pin body (2) outside is close to bottom position cover and is equipped with sleeve (3), sleeve (3) bottom ring is equipped with boss (302), boss (302) inside rotation is connected ball (303), sleeve (3) top screwed connection guide ring (6), guide ring (6) are through spring holder (5) fixed connection spacing ring (4), spacing ring (4) cover is established and is sold body (2) outside and be fixed connection.

2. The lathe chuck wrench safety device of claim 1, wherein: the boosting rod (1) comprises a limiting block (101), a threaded connector (102), a rod body (103), a groove (104), anti-skidding threads (105) and an arc-shaped plug (106).

3. The lathe chuck wrench safety device of claim 2, wherein: threaded connectors (102) are symmetrically installed at two ends of the limiting block (101), the rod body (103) is spirally inserted into the threaded connectors (102), a groove (104) is formed in the surface of the rod body (103), anti-skid grains (105) are formed in the groove (104), and a free end of the rod body (103) is integrally formed into an arc-shaped plug (106).

4. The lathe chuck wrench safety device of claim 1, wherein: the pin body (2) comprises a pin (201), a jack (202) and a head (203).

5. The lathe chuck wrench safety device of claim 4, wherein: the surface of the pin (201) is provided with a jack (202) near the top end, and the top end of the pin (201) is fixedly connected with a terminal (203).

6. The lathe chuck wrench safety device of claim 1, wherein: the guide groove (7) is formed in the surface of the pin body (2), the guide ring (6) is inserted into the guide groove (7), the threaded hole (301) is formed in the upper surface of the sleeve (3), and the threaded hole (301) is in spiral fit with the guide ring (6).