CN210615144U

CN210615144U - Novel square quick-change tool rest for lathe

Info

Publication number: CN210615144U
Application number: CN201921718423.1U
Authority: CN
Inventors: 侯文燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-13
Filing date: 2019-10-13
Publication date: 2020-05-26
Anticipated expiration: 2029-10-13

Abstract

The utility model discloses a novel cubic quick change knife rest for lathe, including cubic cutter body and rectangle cutter holder, the cubic cutter body is connected with the meshing of rectangle cutter holder, through set up two sets of first forked tail fixture block and the second forked tail fixture block that the specification is the same in the both sides of cubic cutter body, and first forked tail fixture block and second forked tail fixture block and the dovetail phase-match that the rectangle cutter holder set up for can install two sets of rectangle cutter holders simultaneously, solve traditional cubic quick change knife rest and only have four stations, the trouble problem of tool changing, the multiplex is for going on simultaneously, has improved work efficiency; through set up second nut assembly and fixation nut on rectangle cutter holder for fixed more stable to the stage property, dress sword and lower sword speed piece, positioning accuracy is high simultaneously, and the precision that resets is high, is processed part surface quality, precision and improves.

Description

Novel square quick-change tool rest for lathe

Technical Field

The utility model relates to a lathe equipment technical field specifically is a novel cubic quick change knife rest for lathe.

Background

Most of tool rests used on the existing lathes are square tool rests, the tool rest with the structure can be only provided with four tools, and when the machining stations exceed four kinds, the tools need to be frequently replaced to meet the production requirements; when the processed parts are very different, the slide carriage on the machine tool must be moved and adjusted properly; the height of the center of the cutter is difficult to adjust, when a proper gasket cannot be found, the center of the cutter is forced to generate a small difference only by changing pressing force, and the change of the geometric angle of the cutter is caused, so that the cutter is bent, deformed and even broken, and the cutting performance and effect are influenced; when the cutter is replaced, the center height of the cutter must be adjusted again, and the ideal cutter angle can be determined after multiple trial cuts; the tool rest is connected with the machine tool by reversely positioning pins, and a large gap exists between the tool rest and the machine tool, so that the resetting precision of the tool is poor, the positioning is unreliable, the cutting vibration is huge, and the processing quality and efficiency are influenced.

To the above problem, the utility model provides a novel cubic quick change knife rest for lathe to the problem among the prior art has been solved.

Disclosure of Invention

An object of the utility model is to provide a novel cubic quick change knife rest for lathe, including cubic cutter body and rectangle cutter holder, the cubic cutter body is connected with the meshing of rectangle cutter holder, and the cutter precision that resets is high, and the location is reliable, improves the quality and the efficiency of processing to the problem among the prior art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a novel square quick-change tool rest for a lathe comprises a square tool body and a rectangular tool holder, wherein the square tool body is meshed with the rectangular tool holder and is connected with the rectangular tool holder, the square tool body comprises a tool body, a crank handle, a base and a first nut component, the tool body is fixedly arranged on the base, a first dovetail fixture block and a second dovetail fixture block are arranged on the side surface of the tool body, the first dovetail fixture block and the second dovetail fixture block are identical in specification and are arranged on the two adjacent side surfaces of the tool body, the crank handle is fixedly connected with the tool body through the first nut component, the first nut component comprises an eccentric shaft, a first hexagon nut and an anti-slip wire gasket, the eccentric shaft extends into the tool body, the first hexagon nut is arranged on the eccentric shaft, and the anti-slip wire gasket is arranged between the first hexagon;

the rectangular tool holder comprises a tool holder main body and a second nut assembly, the second nut assembly is fixedly installed on the upper end face of the tool holder main body, the tool holder main body comprises a tool fixing groove, a fixing nut and a dovetail groove, the tool fixing groove is formed in one side of the tool holder main body, the fixing nut is provided with four groups, the fixing nut is fixedly arranged on the upper end face of the tool holder main body, the dovetail groove is formed in one side of the tool holder main body, the second nut assembly comprises a fixing bolt, a second hexagon nut, a circular connector and a threaded base, the fixing bolt is fixedly installed on the threaded base through the second hexagon nut, and the circular connector is arranged between the second hexagon nut and the threaded base.

Preferably, the square cutter body and the rectangular cutter holder are both made of high-strength stainless steel alloy.

Preferably, first forked tail fixture block includes rectangle lug, mounting groove, boss and pull rod axle, and the rectangle lug sets up the both sides at, and the surface at first forked tail fixture block is seted up to the mounting groove, and boss fixed mounting is in the mounting groove, and the pull rod axle sets up inside the square cutter body, and rectangle lug, mounting groove, boss and pull rod axle constitute first forked tail fixture block wholly.

Preferably, the crank comprises a truncated cone-shaped fixing head, a connecting rod and a wooden handle, the truncated cone-shaped fixing head is fixedly installed on the upper end face of the cutter body, one end of the connecting rod is fixedly welded on the truncated cone-shaped fixing head, and the wooden handle is fixedly installed at the other end of the connecting rod.

Preferably, the first dovetail fixture block and the second dovetail fixture block are matched with a dovetail groove formed in the rectangular tool holder.

Preferably, the dovetail groove is formed on a side of the tool holder body opposite to the tool fixing groove

Compared with the prior art, the beneficial effects of the utility model are as follows: 1. this a novel cubic quick change knife rest for lathe sets up the same first forked tail fixture block of two sets of specifications and second forked tail fixture block through the both sides at the cubic cutter body, and the dovetail phase-match of first forked tail fixture block and second forked tail fixture block and rectangle tool holder setting for can install two sets of rectangle tool holders simultaneously, solve traditional cubic quick change knife rest and only have four stations, the trouble problem of tool changing, the multiplex is for going on simultaneously, has improved work efficiency.

2. This a novel cubic quick change knife rest for lathe through set up second nut component and fixation nut on rectangle cutter holder for to the fixed more stable of stage property, dress sword and lower tool speed piece, positioning accuracy is high simultaneously, and the precision that resets is improved by processing part surface quality, precision.

Drawings

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

FIG. 2 is a schematic view of the square cutter body of the present invention;

fig. 3 is a schematic view of the rectangular tool holder according to the present invention.

In the figure: 1. a square cutter body; 11. a cutter body; 111. a first dovetail fixture block; 1111. a rectangular bump; 1112. mounting grooves; 1113. a reinforcing block; 1114. a pull rod shaft; 112. a second dovetail fixture block; 12. a hand crank; 121. a truncated cone-shaped fixed head; 122. a connecting rod; 123. a wooden handle; 13. a base; 14. a first nut assembly; 141. an eccentric shaft; 142. a first hexagonal nut; 143. a non-slip wire gasket; 2. a rectangular toolholder; 21. a tool holder body; 211. a tool fixing groove; 212. fixing a nut; 213. a dovetail groove; 22. a second nut assembly; 221. fixing the bolt; 222. a second hexagonal nut; 223. a circular connector; 224. a threaded base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a novel square quick-change tool holder for a lathe comprises a square tool body 1 and a rectangular tool holder 2, wherein the square tool body 1 is meshed with the rectangular tool holder 2, and the square tool body 1 and the rectangular tool holder 2 are both made of high-strength stainless steel alloy.

Referring to fig. 2, a novel square quick-change tool holder for a lathe, a square tool body 1 includes a tool body 11, a hand crank 12, a base 13 and a first nut assembly 14, the tool body 11 is fixedly mounted on the base 13, the hand crank 12 is fixedly connected with the tool body 11 through the first nut assembly 14, a first dovetail fixture block 111 and a second dovetail fixture block 112 are disposed on a side surface of the tool body 11, the first dovetail fixture block 111 and the second dovetail fixture block 112 have the same specification and are disposed on two adjacent side surfaces of the tool body 11, the first dovetail fixture block 111 includes a rectangular protrusion 1111, a mounting groove 1112, a reinforcement block 1113 and a pull rod shaft 1114, the rectangular protrusion 1111 is disposed on two sides of the first dovetail fixture block 111, the reinforcement block 1113 is fixedly mounted in the mounting groove 1112, the pull rod shaft 1114 is disposed inside the square tool body 1, the rectangular protrusion 1111, the mounting groove 1112, the reinforcement block 1113 and the pull rod shaft 1114 form the whole first dovetail fixture block 111, first forked tail fixture block 111 and second forked tail fixture block 112 all match with dovetail 213 that rectangle tool holder 2 set up, crank 12 includes round platform type fixed head 121, connecting rod 122 and wood handle 123, round platform type fixed head 121 fixed mounting is at the up end of cutter body 11, the fixed welding of one end of connecting rod 122 is on round platform type fixed head 121, wood handle 123 fixed mounting is at the other end of connecting rod 122, first nut component 14 includes eccentric shaft 141, first hexagon nut 142 and anti-skidding wire gasket 143, eccentric shaft 141 stretches into the inside of cutter body 11, first hexagon nut 142 is installed on eccentric shaft 141, anti-skidding wire gasket 143 sets up between first hexagon nut 142 and round platform type fixed head 121.

Referring to fig. 3, a novel square quick-change tool holder for a lathe, a rectangular tool holder 2 includes a tool holder main body 21 and a second nut assembly 22, the second nut assembly 22 is fixedly installed on the upper end surface of the tool holder main body 21, the tool holder main body 21 includes a tool fixing groove 211, a fixing nut 212 and a dovetail groove 213, the tool fixing groove 211 is disposed on one side of the tool holder main body 21, the fixing nuts 212 are disposed in four groups, the four groups of fixing nuts 212 are all fixedly disposed on the upper end surface of the tool holder main body 21, the dovetail groove 213 is disposed on one side of the tool holder main body 21 opposite to the tool fixing groove 211, the second nut assembly 22 includes a fixing bolt 221, the fixing bolt 221 is fixedly installed on the threaded base 224 through the second hexagon nut 222, and the circular connector 223 is arranged between the second hexagon nut 222 and the threaded base 224.

In summary, the following steps: the utility model provides a novel cubic quick change knife rest for lathe, including cubic cutter body 1 and rectangle cutter holder 2, cubic cutter body 1 is connected with the meshing of rectangle cutter holder 2, through set up two sets of specifications the same first forked tail fixture block 111 and second forked tail fixture block 112 in the both sides of cubic cutter body 1, and first forked tail fixture block 111 and second forked tail fixture block 112 and the dovetail 213 phase-match that rectangle cutter holder 2 set up, make and to install two sets of rectangle cutter holder 2 simultaneously, solved traditional cubic quick change knife rest and only had four stations, the trouble problem of tool changing, the multiplex is for going on simultaneously, has improved work efficiency; through set up second nut component 22 and fixation nut 212 on rectangle cutter holder 2 for fixing to the stage property is more stable, and dress sword and lower sword speed piece, positioning accuracy is high simultaneously, and the precision that resets is high, is processed part surface quality, precision and improves.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 novel four directions quick change knife rest for lathe, includes four directions cutter body (1) and rectangle cutter holder (2), four directions cutter body (1) and rectangle cutter holder (2) meshing are connected its characterized in that: the square cutter body (1) comprises a cutter body (11), a hand crank (12), a base (13) and a first nut component (14), the cutter body (11) is fixedly arranged on the base (13), a first dovetail clamping block (111) and a second dovetail clamping block (112) are arranged on the side surface of the cutter body (11), the first dovetail clamping block (111) and the second dovetail clamping block (112) are identical in specification, the anti-slip thread cutting tool is arranged on two adjacent side surfaces of the tool body (11), the hand crank (12) is fixedly connected with the tool body (11) through a first nut component (14), the first nut component (14) comprises an eccentric shaft (141), a first hexagonal nut (142) and an anti-slip thread gasket (143), the eccentric shaft (141) extends into the tool body (11), the first hexagonal nut (142) is installed on the eccentric shaft (141), and the anti-slip thread gasket (143) is arranged between the first hexagonal nut (142) and the round table type fixing head (121);

the rectangular tool holder (2) comprises a tool holder main body (21) and a second nut component (22), the second nut component (22) is fixedly installed on the upper end face of the tool holder main body (21), the tool holder main body (21) comprises a tool fixing groove (211), a fixing nut (212) and a dovetail groove (213), the tool fixing groove (211) is arranged on one side of the tool holder main body (21), the fixing nuts (212) are arranged in four groups, the fixing nuts (212) are all fixedly arranged on the upper end face of the tool holder main body (21), the dovetail groove (213) is arranged on one side of the tool holder main body (21), the second nut component (22) comprises a fixing bolt (221), second hexagon nut (222), circular connector (223) and screw base (224), fixing bolt (221) pass through second hexagon nut (222) fixed mounting on screw base (224), set up circular connector (223) between second hexagon nut (222) and screw base (224).

2. The novel square quick-change tool rest for the lathe according to claim 1, wherein: the square cutter body (1) and the rectangular cutter holder (2) are both made of high-strength stainless steel alloy.

3. The novel square quick-change tool rest for the lathe according to claim 1, wherein: first forked tail fixture block (111) includes rectangle lug (1111), mounting groove (1112), boss (1113) and pull rod axle (1114), the both sides that rectangle lug (1111) set up, the surface at first forked tail fixture block (111) is seted up in mounting groove (1112), boss (1113) fixed mounting is in mounting groove (1112), pull rod axle (1114) set up inside four directions cutter body (1), rectangle lug (1111), mounting groove (1112), boss (1113) and pull rod axle (1114) constitute first forked tail fixture block (111) wholly.

4. The novel square quick-change tool rest for the lathe according to claim 1, wherein: the first dovetail fixture block (111) and the second dovetail fixture block (112) are matched with a dovetail groove (213) formed in the rectangular tool holder (2).

5. The novel square quick-change tool rest for the lathe according to claim 1, wherein: the hand crank (12) comprises a truncated cone-shaped fixing head (121), a connecting rod (122) and a wood handle (123), the truncated cone-shaped fixing head (121) is fixedly installed on the upper end face of the cutter body (11), one end of the connecting rod (122) is fixedly welded on the truncated cone-shaped fixing head (121), and the wood handle (123) is fixedly installed at the other end of the connecting rod (122).

6. The novel square quick-change tool rest for the lathe according to claim 1, wherein: the dovetail groove (213) is provided on the side of the holder body (21) opposite to the tool fixing groove (211).