CN210615143U

CN210615143U - Lathe is with knife rest that can quick replacement lathe tool

Info

Publication number: CN210615143U
Application number: CN201921718394.9U
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 lathe tool rest capable of quickly replacing a lathe tool, which comprises a fixed supporting device and a tool rest structure, when the lathe tool piece needs to be replaced, a limit slide bar is pulled backwards, the lathe tool piece moves towards a lathe tool slot, the limit slide bar is loosened, the lathe tool piece returns to the original position under the elastic action of a reset spring, the speed of replacing the lathe tool piece is accelerated, the working efficiency is improved, the right side of the lathe tool piece penetrates through a guide hole and is arranged in an inner cavity of a fixed sleeve, when the lathe tool piece is replaced, the lathe tool piece can be quickly positioned, the speed of replacing the lathe tool piece is accelerated, a 60-degree dovetail of a tool rest base plate arranged at the right end of the tool rest base plate is matched with a 60-degree dovetail of a tool holder pull block, the defect that the positioning precision and the stability of the lathe tool piece are deviated when the working state, the setting of fixed gap can be fixed the car blade of equidimension not, has increased the practicality of device.

Description

Lathe is with knife rest that can quick replacement lathe tool

Technical Field

The utility model relates to the technical field of machining, specifically be a but lathe is with knife rest of quick replacement lathe tool.

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.

Traditional knife rest for lathe need unscrew the bolt of fixed lathe tool through the spanner when changing the lathe tool, then changes again, wastes time and energy, influences machining efficiency, and need correct again and fix a position after changing the lathe tool at every turn.

Aiming at the problems, in order to improve the processing efficiency, reduce manpower and material resources and improve the positioning precision and the working stability of a turning tool for a numerical control lathe, a tool rest capable of quickly replacing the turning tool for the lathe is provided.

Disclosure of Invention

An object of the utility model is to provide a but lathe is with knife rest of quick replacement lathe tool has improved machining efficiency, has alleviateed manpower and materials, has improved positioning accuracy and the job stabilization nature of lathe tool for the numerical control lathe, has solved prior art's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a tool rest capable of quickly replacing a turning tool for a lathe comprises a fixed supporting device and a tool rest structure, wherein the fixed supporting device comprises a cross sliding plate, a supporting block, a tool rest base plate, a tool rest pulling block, a fixing screw and a tool rest; the tool rest structure comprises a sliding device, a turning tool fixing structure and a turning blade, wherein the sliding device is arranged on the inner side of the turning tool fixing structure, and the turning blade is arranged on one side of the turning tool fixing structure; the sliding device comprises a sliding chute, a sliding block and a screw rod, the sliding block is arranged in an inner cavity of the sliding chute, and the screw rod penetrates through two ends of the sliding block through a sliding hole; lathe tool fixed knot constructs including the knife rest, reset spring, fixed cover, the dead lever, the spacing groove, spacing slide bar, the guide hole, lathe tool slot and spacing slider, the lathe tool slot sets up the inner chamber at the knife rest, reset spring sets up the inner chamber that sets up at the lathe tool slot, fixed cover sets up one side at reset spring, the dead lever sets up the both sides at fixed cover, the spacing groove sets up the inner chamber in knife rest top one side, spacing slide bar sets up the inner chamber at the spacing groove, the guide hole sets up the one side at the knife rest, spacing slider sets up the upper end at spacing slide bar.

Furthermore, the surfaces of two sides of the fixing sleeve are provided with fixing gaps.

Further, both ends at the top of the tool rest base plate are provided with 60-degree dovetails of the tool rest base plate, and one side, close to the tool rest base plate, of the tool apron pulling block is provided with 60-degree dovetails of the tool apron pulling block.

Further, a 60-degree dovetail of the tool rest base plate arranged at the right end of the tool rest base plate is matched with a 60-degree dovetail of the tool rest pulling block.

Furthermore, the right side of the turning blade penetrates through the guide hole and is arranged in the inner cavity of the fixing sleeve.

Further, one side of the fixed rod, which is close to the sliding device, is connected with the sliding block.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a but lathe is with knife rest of quick replacement lathe tool, reset spring sets up the inner chamber at the lathe tool slot setting, the spacing groove sets up the inner chamber in knife rest top one side, spacing slide bar sets up the inner chamber at the spacing groove, limit slide sets up the upper end at spacing slide bar, when needing to change the lathe tool piece, spacing slide bar is stirred backward, the lathe tool piece removes in to the lathe tool slot, loosen spacing slide bar, the lathe tool piece gets back to the normal position under reset spring's elastic action, change the lathe tool piece, the speed of changing the lathe tool piece has been accelerated, the work efficiency is improved, the right side of lathe tool piece runs through the guide hole setting at the inner chamber of fixed cover, when changing the lathe tool piece, can carry out quick location to the lathe tool piece, accelerate the speed of.

2. The utility model provides a but lathe is with knife rest of quick replacement lathe tool, the both ends at knife rest backing plate top set up 60 dovetails of knife rest backing plate, and the one side that the blade holder draws the piece to be close to the knife rest backing plate sets up the blade holder and draws 60 dovetails of piece, and 60 dovetails of knife rest backing plate and blade holder draw 60 dovetails of piece to cooperate, have solved the lathe tool piece and have the not enough of deviation in positioning accuracy and stability when the operating condition atress, have effectively improved positioning accuracy and the job stabilization nature of lathe tool for the numerical control lathe.

3. The utility model provides a but lathe is with knife rest of quick replacement lathe tool, the surface of fixed cover both sides sets up fixed gap, can fix the turning tool piece of equidimension not, has increased the practicality of device.

Drawings

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

FIG. 2 is a schematic view of the structure of the tool holder of the present invention;

fig. 3 is a structural view of the fixing sleeve of the present invention.

In the figure: 1. fixing the supporting device; 11. a cross slide plate; 12. a support block; 13. a tool rest base plate; 131. a 60-degree dovetail of a tool rest base plate; 14. a tool apron pull block; 141. a 60-degree dovetail of a tool apron pull block; 15. a set screw; 16. a tool apron; 2. a tool holder structure; 21. a sliding device; 22. a turning tool fixing structure; 23. turning a blade; 211. a chute; 212. a slider; 213. a screw rod; 221. a tool holder; 222. a return spring; 223. fixing a sleeve; 2231. fixing the gap; 224. fixing the rod; 225. a limiting groove; 226. a limiting slide bar; 227. a guide hole; 228. turning tool inserting grooves; 229. and a limiting sliding block.

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. 1-3, a lathe tool holder capable of rapidly replacing a lathe tool for a lathe comprises a fixed support device 1 and a tool holder structure 2, wherein the fixed support device 1 comprises a cross slide plate 11, a support block 12, a tool holder backing plate 13, a tool holder pull block 14, a fixing screw 15 and a tool holder 16, the support block 12 is arranged at the bottom of the cross slide plate 11, the tool holder backing plate 13 is arranged at the upper end of the cross slide plate 11, the tool holder 16 is arranged at the upper end of the tool holder backing plate 13, the tool holder pull block 14 is fixed at one side of the tool holder 16 through the fixing screw 15, two ends of the top of the tool holder backing plate 13 are provided with a tool holder backing plate 60 ° dovetail 131, one side of the tool holder pull block 14 close to the tool holder backing plate 13 is provided with a tool holder pull block 60 ° dovetail 141, the tool holder backing plate 60 ° dovetail 131 arranged at the right end of the tool holder, the positioning accuracy and the working stability of the turning tool for the numerical control lathe are effectively improved, the tool rest structure 2 comprises a sliding device 21, a turning tool fixing structure 22 and a turning tool blade 23, the sliding device 21 is arranged on the inner side of the turning tool fixing structure 22, the turning tool blade 23 is arranged on one side of the turning tool fixing structure 22, the sliding device 21 comprises a sliding groove 211, a sliding block 212 and a screw rod 213, the sliding block 212 is arranged in an inner cavity of the sliding groove 211, the screw rod 213 penetrates through two ends of the sliding block 212 through a sliding hole, the turning tool fixing structure 22 comprises a tool rest 221, a reset spring 222, a fixing sleeve 223, a fixing rod 224, a limiting groove 225, a limiting sliding rod 226, a guide hole 227, a turning tool inserting groove 228 and a limiting sliding block 229, the turning tool inserting groove 228 is arranged in the inner cavity of the tool rest 221, the reset spring 222 is arranged in the inner cavity of, one side that dead lever 224 is close to slider 21 links to each other with slider 212, spacing groove 225 sets up the inner chamber in knife rest 221 top one side, spacing slide bar 226 sets up the inner chamber at spacing groove 225, guide hole 227 sets up the one side at knife rest 221, spacing slider 229 sets up the upper end at spacing slide bar 226, the speed of changing turning insert 23 has been accelerated, work efficiency has been improved, the right side of turning insert 23 runs through guide hole 227 and sets up the inner chamber at fixed cover 223, when changing turning insert 23, can carry out quick location to turning insert 23, accelerate the speed of changing turning insert 23, the surface of fixed cover 223 both sides sets up fixed gap 2231, can fix the turning insert 23 of equidimension not, the practicality of device has been increased.

In summary, the following steps: the utility model provides a lathe is with knife rest that can quick replacement lathe tool, including fixed strutting arrangement 1 and knife rest structure 2, reset spring 222 sets up the inner chamber that lathe tool slot 228 set up, spacing groove 225 sets up the inner chamber in knife rest 221 top one side, spacing slide bar 226 sets up the inner chamber in spacing groove 225, stop block 229 sets up the upper end at spacing slide bar 226, when needing to change lathe tool piece 23, stir spacing slide bar 226 backward, lathe tool piece 23 moves to lathe tool slot 228, loosen spacing slide bar 226, lathe tool piece 23 gets back to the normal position under reset spring 222's spring action, change lathe tool piece 23, the speed of changing lathe tool piece 23 has been accelerated, work efficiency has been improved, the right side of lathe tool piece 23 runs through guide hole 227 and sets up the inner chamber at fixed cover 223, when changing lathe tool piece 23, can carry out quick location to lathe tool piece 23, the speed of changing lathe tool piece 23 is accelerated, the both ends at knife rest backing plate 13 top set up 60 forked tail 131 of knife rest backing plate, one side that knife rest pulling block 14 is close to knife rest backing plate 13 sets up 60 forked tail 141 of knife rest pulling block, knife rest backing plate 60 forked tail 131 that knife rest backing plate 13 right-hand member set up cooperatees with 60 forked tail 141 of knife rest pulling block, the positioning accuracy and the not enough of stability deviation when operating condition atress of turning tool piece 23 have been solved, the positioning accuracy and the job stabilization nature of turning tool for numerical control lathe have effectively been improved, the surface of fixed cover 223 both sides sets up fixed gap 2231, can fix the turning tool piece 23 of equidimension not, the practicality of device has been increased.

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 but lathe is with knife rest of quick replacement lathe tool, includes fixed strutting arrangement (1) and knife rest structure (2), its characterized in that: the fixed supporting device (1) comprises a cross sliding plate (11), a supporting block (12), a tool rest base plate (13), a tool rest pulling block (14), a fixing screw (15) and a tool rest (16), wherein the supporting block (12) is arranged at the bottom of the cross sliding plate (11), the tool rest base plate (13) is arranged at the upper end of the cross sliding plate (11), the tool rest (16) is arranged at the upper end of the tool rest base plate (13), and the tool rest pulling block (14) is fixed on one side of the tool rest (16) through the fixing screw (15); the tool rest structure (2) comprises a sliding device (21), a turning tool fixing structure (22) and a turning blade (23), the sliding device (21) is arranged on the inner side of the turning tool fixing structure (22), and the turning blade (23) is arranged on one side of the turning tool fixing structure (22); the sliding device (21) comprises a sliding groove (211), a sliding block (212) and a screw rod (213), the sliding block (212) is arranged in an inner cavity of the sliding groove (211), and the screw rod (213) penetrates through two ends of the sliding block (212) through a sliding hole; the lathe tool fixing structure (22) comprises a tool rest (221), a reset spring (222), a fixing sleeve (223), a fixing rod (224), a limiting groove (225), a limiting slide rod (226), a guide hole (227), a lathe tool slot (228) and a limiting slide block (229), the lathe tool slot (228) is arranged in an inner cavity of the tool rest (221), the reset spring (222) is arranged in the inner cavity of the lathe tool slot (228), the fixing sleeve (223) is arranged on one side of the reset spring (222), the fixing rod (224) is arranged on two sides of the fixing sleeve (223), the limiting groove (225) is arranged in the inner cavity of one side of the top of the tool rest (221), the limiting slide rod (226) is arranged in the inner cavity of the limiting groove (225), the guide hole (227) is arranged on one side of the tool rest (221), and the limiting slide block (229) is arranged at the.

2. The tool post for a lathe capable of changing a turning tool rapidly as claimed in claim 1, wherein: the surfaces of two sides of the fixed sleeve (223) are provided with fixed gaps (2231).

3. The tool post for a lathe capable of changing a turning tool rapidly as claimed in claim 1, wherein: the two ends of the top of the tool rest base plate (13) are provided with 60-degree dovetails (131) of the tool rest base plate, and one side, close to the tool rest base plate (13), of the tool apron pulling block (14) is provided with 60-degree dovetails (141) of the tool apron pulling block.

4. The tool post capable of rapidly replacing a turning tool for a lathe according to claim 3, wherein: and a 60-degree dovetail (131) of the tool rest base plate arranged at the right end of the tool rest base plate (13) is matched with a 60-degree dovetail (141) of the tool apron pull block.

5. The tool post for a lathe capable of changing a turning tool rapidly as claimed in claim 1, wherein: the right side of the turning blade (23) penetrates through the guide hole (227) and is arranged in the inner cavity of the fixed sleeve (223).

6. The tool post for a lathe capable of changing a turning tool rapidly as claimed in claim 1, wherein: one side of the fixed rod (224) close to the sliding device (21) is connected with the sliding block (212).