CN216461773U

CN216461773U - Telescopic rotary thimble

Info

Publication number: CN216461773U
Application number: CN202122855548.2U
Authority: CN
Inventors: 华小明; 魏宝林; 高路
Original assignee: Suzhou Hanrui Precision Tools Co ltd
Current assignee: Suzhou Hanrui Precision Tools Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-10
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a telescopic rotary thimble in the technical field of rotary thimbles, which comprises a thimble assembly and a thimble assembly, wherein the thimble assembly comprises an installation seat, a screw rod transversely penetrates through the installation seat, the left end of the screw rod is connected with an installation block, the installation block is connected with a thimble, the right end of the screw rod is connected with an installation disc, and the right side of the installation disc is provided with a handle; spacing subassembly, include the workstation with mount pad fixed connection, the workstation has seted up the recess in the right side of mount pad, sliding connection has the supporting shoe in the recess, the top slip cover of supporting shoe is equipped with the movable block, drives supporting shoe lateral shifting through electric telescopic handle for the movable block just in time is located the lower part of mounting disc, and then through loosening the movable block, under supporting spring's the restoring to the throne, makes the bottom of mounting disc can peg graft on the movable block, when the handle received external force, the mounting disc passes through the spacing of movable block, can't remove, thereby can avoid the unexpected removal of thimble.

Description

Telescopic rotary thimble

Technical Field

The utility model relates to the technical field of rotary thimbles, in particular to a telescopic rotary thimble.

Background

The rotary thimble is a machining tool, the tail part of the rotary thimble is provided with a Morse taper shank, the head part of the rotary thimble is provided with a rotatable tip, the Morse taper shank is placed into a lathe tailstock for fixing during installation, the rotary thimble is mainly used for machining shaft parts on a lathe, positioning is carried out by means of a central hole, a workpiece is enabled to obtain high dimensional precision, tool lines on the surface of the part are reduced, meanwhile, the rotary thimble plays a supporting role for the parts with large volume and mass, prevents the parts from being stressed and falling during rotary machining, and is wide in use.

Traditional flexible gyration thimble all drives the thimble through the screw rod rotation and produces flexible removal, in the use, because the screw rod lacks fixed knot structure, leads to the handle of rotatory screw rod when receiving external force, and easy rotation influences the use of thimble, for this reason, we provide a flexible gyration thimble.

Disclosure of Invention

The present invention is directed to a retractable rotary thimble, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a telescopic rotary thimble comprises a thimble assembly and a thimble assembly, wherein the thimble assembly comprises an installation seat, a screw rod transversely penetrates through the installation seat, the left end of the screw rod is connected with an installation block, the installation block is connected with a thimble, the right end of the screw rod is connected with an installation disc, and the right side of the installation disc is provided with a handle; spacing subassembly, include the workstation with mount pad fixed connection, the workstation has seted up the recess in the right side of mount pad, sliding connection has the supporting shoe in the recess, the top slip cap of supporting shoe is equipped with the movable block, peg graft in the movable block in the bottom of mounting disc, the top of supporting shoe is provided with the supporting spring who is connected with the movable block, transversely run through on the supporting shoe have with the guide arm of recess inner wall connection, the left side and the power end of electric telescopic handle of supporting shoe are connected, and electric telescopic handle sets up in the recess.

As a preferred scheme of the telescopic rotary thimble, the utility model comprises: the front side and the rear side of the movable block are both contacted with the inner wall of the groove.

As a preferred scheme of the telescopic rotary thimble, the utility model comprises: the upper parts of the two sides of the movable block are provided with pressing sheets.

As a preferred scheme of the telescopic rotary thimble, the utility model comprises: the pressing sheet is fixed with the movable block through welding.

As a preferred scheme of the telescopic rotary thimble, the utility model comprises: the bottom of the supporting block is in contact with the inner wall of the bottom of the groove.

As a preferred scheme of the telescopic rotary thimble, the utility model comprises: the supporting block is of an inverted T-shaped structure, and the cross section of the top of the supporting block is of a circular structure.

As a preferred scheme of the telescopic rotary thimble, the utility model comprises: the front side and the rear side of the mounting seat are fixed on the workbench through bolts.

Compared with the prior art, the utility model has the beneficial effects that: when through rotatory handle, it is rotatory to make the mounting disc drive the screw rod, promote the thimble to the assigned position after, the manual work is pressed the movable block downwards, make the movable block slide on the supporting shoe, compress supporting spring, when not receiving the hindrance of mounting disc when the movable block lateral shifting, drive supporting shoe lateral shifting through electric telescopic handle, make the movable block just in time be located the lower part of mounting disc, and then through loosening the movable block, under supporting spring's the restoring to the throne, make the bottom of mounting disc can peg graft on the movable block, when the handle received external force, the mounting disc passes through the spacing of movable block, can't remove, thereby can avoid the unexpected removal of thimble.

Drawings

FIG. 1 is a schematic view of an overall structure of a retractable rotary thimble according to the present invention;

fig. 2 is a schematic sectional view of a partial structure of a retractable thimble according to the present invention.

In the figure: 100. a thimble assembly; 101. a mounting seat; 102. a screw; 103. mounting blocks; 104. a thimble; 105. mounting a disc; 106. a handle; 200. a limiting component; 201. a work table; 202. a groove; 203. a support block; 204. a movable block; 205. a support spring; 206. a guide bar; 207. an electric telescopic rod.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 2, a retractable rotary thimble comprises a thimble assembly 100 including an installation base 101, a screw 102 transversely penetrates through the installation base 101, a left end of the screw 102 is connected with an installation block 103, the installation block 103 is connected with a thimble 104, a right end of the screw 102 is connected with an installation disc 105, a handle 106 is arranged on the right side of the installation disc 105, and the installation disc 105 can drive the screw 102 to rotate on the installation base 101 by rotating the handle 106, so that the installation block 103 can drive the thimble 104 to move telescopically; the limiting assembly 200 comprises a workbench 201 fixedly connected with the mounting seat 101, a groove 202 is formed in the right side of the mounting seat 101 of the workbench 201, a supporting block 203 is connected in the groove 202 in a sliding mode, a movable block 204 is sleeved on the top of the supporting block 203 in a sliding mode, the bottom of the mounting disc 105 is inserted into the movable block 204 in a plugging mode, the mounting disc 105 can be limited by the movable block 204, the movable block 204 is limited through the supporting block 203, the mounting disc 105 cannot move, the thimble 104 can be fixed, a supporting spring 205 connected with the movable block 204 is arranged at the top end of the supporting block 203, the supporting spring 205 can play a role of supporting the movable block 204, the mounting disc 105 can be inserted into the movable block 204, a guide rod 206 connected with the inner wall of the groove 202 transversely penetrates through the supporting block 203 and used for guiding the supporting block 203, and the left side of the supporting block 203 is connected with a power end of an electric telescopic rod 207, and electric telescopic handle 207 sets up in recess 202, and electric telescopic handle 207 passes through external power supply wire and connects external power source, and through external power switch control, drives supporting shoe 203 lateral shifting through electric telescopic handle 207 for movable block 204 can carry on spacingly by the mounting disc 105 of different positions.

Referring to fig. 1 to 2, the front and rear sides of the movable block 204 are in contact with the inner wall of the groove 202, so that the movable block 204 is stable when moving laterally.

Referring to fig. 1 to 2, the bottom of the supporting block 203 contacts the inner wall of the bottom of the groove 202, and may function as the supporting block 203.

Referring to fig. 1 to 2, the supporting block 203 has an inverted T-shaped structure, and the top cross-section of the supporting block 203 has a circular structure, so that the movable block 204 is more smoothly pressed.

Referring to fig. 1, the front and rear sides of the mounting seat 101 are fixed to the worktable 201 by bolts, so as to fix the mounting seat 101.

When the handle 106 is rotated, the mounting disc 105 drives the screw 102 to rotate, the thimble 104 is pushed to a designated position, the movable block 204 is pressed downwards manually, the movable block 204 slides on the supporting block 203, the supporting spring 205 is compressed, until the movable block 204 does not get the obstruction of the mounting disc 105 during transverse movement, the supporting block 203 is driven to move through the electric telescopic rod 207, the movable block 204 moves along with the movable block, until the movable block 204 is just located at the lower part of the mounting disc 105, the movable block 204 is loosened manually at the moment, under the resetting of the supporting spring 205, the movable block 204 slides upwards on the supporting block 203, the bottom of the mounting disc 105 can be inserted into the movable block 204, the mounting disc 105 is limited, and the thimble 104 can be prevented from moving accidentally.

Example 2

Referring to fig. 1 to 2, the upper portions of both sides of the movable block 204 are provided with pressing pieces for a user to press down the movable block 204.

Referring to fig. 1 to 2, the pressing piece is fixed to the movable block 204 by welding, so that the pressing piece can be prevented from being broken after being pressed for a long time.

The rest of the structure was the same as in example 1.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A flexible gyration thimble which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the thimble assembly (100) comprises an installation base (101), a screw rod (102) transversely penetrates through the installation base (101), the left end of the screw rod (102) is connected with an installation block (103), the installation block (103) is connected with a thimble (104), the right end of the screw rod (102) is connected with an installation disc (105), and the right side of the installation disc (105) is provided with a handle (106);

spacing subassembly (200), including workstation (201) with mount pad (101) fixed connection, workstation (201) are seted up on the right side of mount pad (101) recess (202), sliding connection has supporting shoe (203) in recess (202), the top slip cap of supporting shoe (203) is equipped with movable block (204), peg graft in movable block (204) the bottom of mounting disc (105), the top of supporting shoe (203) is provided with supporting spring (205) of being connected with movable block (204), transversely run through guide arm (206) with recess (202) inner wall connection on supporting shoe (203), the left side of supporting shoe (203) is connected with the power end of electric telescopic handle (207), and electric telescopic handle (207) set up in recess (202).

2. The retractable rotary ejector pin of claim 1, wherein: the front side and the rear side of the movable block (204) are both contacted with the inner wall of the groove (202).

3. The retractable rotary ejector pin of claim 1, wherein: the upper parts of the two sides of the movable block (204) are provided with pressing sheets.

4. The retractable rotary ejector pin of claim 3, wherein: the pressing sheet and the movable block (204) are fixed through welding.

5. The retractable rotary ejector pin of claim 1, wherein: the bottom of the supporting block (203) is in contact with the inner wall of the bottom of the groove (202).

6. The retractable rotary ejector pin of claim 1, wherein: the supporting block (203) is of an inverted T-shaped structure, and the cross section of the top of the supporting block (203) is of a circular structure.

7. The retractable rotary ejector pin of claim 1, wherein: the front side and the rear side of the mounting seat (101) are fixed on the workbench (201) through bolts.