CN210731031U - Novel square quick-change tool rest for lathe - Google Patents
Novel square quick-change tool rest for lathe Download PDFInfo
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- CN210731031U CN210731031U CN201921932869.4U CN201921932869U CN210731031U CN 210731031 U CN210731031 U CN 210731031U CN 201921932869 U CN201921932869 U CN 201921932869U CN 210731031 U CN210731031 U CN 210731031U
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- 230000008859 change Effects 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 6
- 229910001256 stainless steel alloy Inorganic materials 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims 2
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a novel cubic quick change tool rest for lathe, including cubic tool rest body and knife clamp body, cubic tool rest body and tool clamp body block are connected, through set up trapezoidal fixture block in the side of the tool rest body of cubic tool rest body to set up locking Assembly in the inside of trapezoidal fixture block, make the fixed of tool clamp body more firm, also make things convenient for the dismantlement of knife clamp body, save time, install the crank on the eccentric shaft sleeve simultaneously, make the operation more laborsaving; through set up screw subassembly and cutter centre gripping subassembly on the cutter holder body for the fixed of cutter 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.
Description
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 problem, the utility model provides a novel cubic quick change knife rest for lathe.
Disclosure of Invention
An object of the utility model is to provide a novel cubic quick change knife rest for lathe, including cubic knife rest body and cutter holder body, cubic knife rest body is connected with cutter holder body block, and the cutter precision of resetting is high, and the location is reliable, improves the quality and the efficiency of processing to the problem in the background 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 rest body and a tool holder body, wherein the square tool rest body is connected with the tool holder body in a clamping mode and comprises a tool rest body, a crank handle, an eccentric shaft sleeve, a screw assembly and a pressing plate;
the cutter holder body comprises a cutter holder main body, a screw assembly and a cutter clamping assembly, wherein a trapezoidal groove is formed in one side face of the cutter holder main body, a cutter fixing groove is formed in the other side face of the cutter holder main body, the screw assembly is installed on the cutter holder main body, and the cutter clamping assembly is arranged inside the cutter holder main body.
Preferably, the square tool holder body and the tool holder body are both made of high-strength stainless steel alloy.
Preferably, the locking assembly is arranged in the trapezoidal fixture block arranged on the side surface of the tool holder body.
Preferably, the locking assembly comprises a locking slide block, a locking sleeve, a first inner hexagonal socket head cap screw and a spring, the locking slide block is installed inside the trapezoidal clamping block, the first inner hexagonal socket head cap screw penetrates through the locking slide block, the locking sleeve is sleeved on the first inner hexagonal socket head cap screw, and the spring is arranged on the outer side of the locking sleeve.
Preferably, the crank handle includes connecting rod and wooden handle, and the one end fixed mounting of connecting rod is sheathe in the eccentric shaft, and wooden handle fixed mounting is at the other end of connecting rod, and the removal angle of crank handle is 15 degrees.
Preferably, the screw rod subassembly includes screw rod, first hexagonal nut and hollow shaft, and the hollow shaft setting is in the inside of tool holder body, and the screw rod is installed in the hollow shaft, and first hexagonal nut is twisted soon on the screw rod.
Preferably, the screw assembly comprises an inner hexagonal flat end fastening screw, a second hexagonal nut, a waveform elastic washer and a knurled nut, the inner hexagonal flat end fastening screw is fixedly installed in the tool holder main body, the second hexagonal nut and the knurled nut are both installed on the inner hexagonal flat end fastening screw, and the waveform elastic washer is arranged between the second hexagonal nut and the knurled nut.
Preferably, the tool clamping assembly comprises a wedge block, an expansion sleeve and a second hexagon socket head cap screw, the wedge block and the expansion sleeve are both fixedly installed inside the tool holder main body, and the second hexagon socket head cap screw is fixedly installed at the upper end of 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 trapezoidal fixture block through the side at the tool holder body of cubic tool holder body to set up locking Assembly in the inside of trapezoidal fixture block, make the fixed more firm of tool setting clamp, also make things convenient for the dismantlement of tool setting clamp, save time, install the crank on the eccentric shaft sleeve simultaneously, make the operation more laborsaving.
2. This a novel cubic quick change knife rest for lathe through set up screw subassembly and cutter centre gripping subassembly on the cutter clamp body for the fixed of cutter is more stable, and dress sword and lower sword 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 structure of the square tool holder body of the present invention;
FIG. 3 is a cross-sectional view of the tool holder body of the present invention;
FIG. 4 is a schematic view of the tool holder body of the present invention;
fig. 5 is a cross-sectional view of the tool holder body according to the present invention.
In the figure: 1. a square tool rest body; 11. a holder body; 11A, a trapezoidal fixture block; 111. a locking assembly; 1111. locking the sliding block; 1112. a locking sleeve; 1113. a first socket cap head screw; 1114. a spring; 12. a hand crank; 121. a connecting rod; 122. a wooden handle; 13. an eccentric shaft sleeve; 14. a screw assembly; 141. a screw; 142. a first hexagonal nut; 143. a hollow shaft; 15. pressing a plate; 2. a toolholder body; 21. a tool holder body; 211. a trapezoidal groove; 212. a tool fixing groove; 22. a screw assembly; 221. a set screw is fastened at the flat end of the inner hexagon; 222. a second hexagonal nut; 223. a wave-shaped elastic washer; 224. knurling the nut; 23. a tool holding assembly; 231. a wedge block; 232. expanding sleeves; 233. and a second hexagon socket head cap screw.
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. 1-5, a novel square quick-change tool holder for a lathe comprises a square tool holder body 1 and a tool holder body 2, wherein the square tool holder body 1 is connected with the tool holder body 2 in a clamping manner, and the square tool holder body 1 and the tool holder body 2 are both made of high-strength stainless steel alloy.
The square tool rest body 1 comprises a tool rest body 11, a hand crank 12, an eccentric shaft sleeve 13, a screw assembly 14 and a pressure plate 15, the tool rest body 11 is fixedly arranged on the eccentric shaft sleeve 13, a trapezoidal clamping block 11A is arranged on the side surface of the tool rest body 11, a locking assembly 111 is arranged inside the trapezoidal clamping block 11A, the locking assembly 111 comprises a locking slider 1111, a locking sleeve 1112, a first inner hexagonal socket head screw 1113 and a spring 1114, the locking slider 1111 is arranged inside the trapezoidal clamping block 11A, the first inner hexagonal socket head screw 1113 penetrates through the locking slider 1111, the locking sleeve 1112 is sleeved on the first inner hexagonal socket head screw 1113, the spring 1114 is arranged on the outer side of the locking sleeve 1112, the hand crank 12 is fixedly arranged on the eccentric shaft sleeve 13 and comprises a connecting rod 121 and a wooden handle 122, one end of the connecting rod 121 is fixedly arranged on the eccentric shaft sleeve 13, the wooden handle 122 is fixedly arranged at the, and the moving angle of the hand crank 12 is 15 degrees, the eccentric sleeve 13 is fixedly arranged on the upper end surface of the tool holder body 11, and is sleeved on the screw assembly 14, the screw assembly 14 is fixedly arranged in the tool holder body 11, the screw assembly 14 comprises a screw 141, a first hexagonal nut 142 and a hollow shaft 143, the hollow shaft 143 is arranged in the tool holder body 11, the screw 141 is arranged in the hollow shaft 143, the first hexagonal nut 142 is screwed on the screw 141, the pressing plate 15 is arranged on the lower end surface of the tool holder body 11, a trapezoidal fixture block 11A is arranged on the side surface of the tool holder body 11 of the square tool holder body 1, and a locking assembly 111 is arranged in the trapezoidal fixture block 11A, so that the tool setting clamp body 2 is more firmly fixed, the tool setting clamp body 2 is convenient to detach, the time is saved, and meanwhile, the hand crank 12 is arranged on the eccentric sleeve 13, so that the.
The toolholder body 2 includes a toolholder main body 21, a screw assembly 22 and a tool clamping assembly 23, one side of the toolholder main body 21 is provided with a trapezoidal groove 211, the other side is provided with a tool fixing groove 212, the screw assembly 22 is mounted on the toolholder main body 21, the screw assembly 22 includes a hexagon socket set screw 221, a second hexagonal nut 222, a wave-shaped elastic washer 223 and a knurled nut 224, the hexagon socket set screw 221 is fixedly mounted inside the toolholder main body 21, the second hexagonal nut 222 and the knurled nut 224 are both mounted on the hexagon socket set screw 221, the wave-shaped elastic washer 223 is disposed between the second hexagonal nut 222 and the knurled nut 224, the tool clamping assembly 23 is disposed inside the toolholder main body 21, the tool clamping assembly 23 includes a wedge 231, an expanding sleeve 232 and a second hexagon socket set screw 233, the wedge 231 and the expanding sleeve 232 are both fixedly mounted inside the toolholder main body 21, the second hexagon socket head cap screw 233 is fixedly mounted at the upper end of the tool fixing groove 212, and the screw assembly 22 and the tool clamping assembly 23 are arranged on the tool holder body 2, so that the tool is more stable to be fixed, the tool is mounted and the tool is lowered, the positioning precision is high, the resetting precision is high, and the surface quality and the precision of the machined part are improved.
In summary, the following steps: the utility model provides a novel cubic quick change knife rest for lathe, including cubic knife rest body 1 and knife clamp body 2, cubic knife rest body 1 is connected with knife clamp body 2 block, through set up trapezoidal fixture block 11A in the side of the knife rest body 11 of cubic knife rest body 1 to set up locking Assembly 111 in the inside of trapezoidal fixture block 11A, make the fixed of knife clamp body 2 more firm, also make things convenient for the dismantlement of knife clamp body 2, save time, install crank 12 on eccentric sleeve 13 simultaneously, make the operation more laborsaving; through set up screw subassembly 22 and cutter centre gripping subassembly 23 on the cutter holder body 2 for the fixed of cutter is more stable, and dress sword and lower sword speed piece, positioning accuracy is high simultaneously, and the precision that resets is high, and the part surface quality of being processed, precision improve.
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 (8)
1. The utility model provides a novel four directions quick change knife rest for lathe, includes four directions tool holder body (1) and the cutter holder body (2), its characterized in that is connected with cutter holder body (2) block in four directions tool holder body (1): the square tool rest body (1) comprises a tool rest body (11), a hand crank (12), an eccentric shaft sleeve (13), a screw assembly (14) and a pressing plate (15), the tool rest body (11) is fixedly arranged on the eccentric shaft sleeve (13), a trapezoidal clamping block (11A) is arranged on the side face of the tool rest body (11), the hand crank (12) is fixedly arranged on the eccentric shaft sleeve (13), the eccentric shaft sleeve (13) is fixedly arranged on the upper end face of the tool rest body (11) and sleeved on the screw assembly (14), the screw assembly (14) is fixedly arranged in the tool rest body (11), and the pressing plate (15) is arranged on the lower end face of the tool rest body (11);
the tool holder body (2) comprises a tool holder main body (21), a screw assembly (22) and a tool clamping assembly (23), a trapezoidal groove (211) is formed in one side face of the tool holder main body (21), a tool fixing groove (212) is formed in the other side face of the tool holder main body, the screw assembly (22) is installed on the tool holder main body (21), and the tool clamping assembly (23) is arranged inside the tool holder main body (21).
2. The novel square quick-change tool rest for the lathe according to claim 1, wherein: the square tool rest body (1) and the tool clamp body (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: the locking component (111) is arranged in the trapezoidal clamping block (11A) arranged on the side face of the tool holder body (11).
4. The novel square quick-change tool rest for the lathe according to claim 3, wherein: locking Assembly (111) are including locking slider (1111), lock sleeve (1112), first interior hexagonal cylinder head screw (1113) and spring (1114), and the inside at trapezoidal fixture block (11A) is installed in locking slider (1111), and locking slider (1111) is run through in first interior hexagonal cylinder head screw (1113), and lock sleeve (1112) suit is on first interior hexagonal cylinder head screw (1113), and spring (1114) sets up the outside at lock sleeve (1112).
5. The novel square quick-change tool rest for the lathe according to claim 1, wherein: the hand crank (12) comprises a connecting rod (121) and a wood handle (122), one end of the connecting rod (121) is fixedly installed on the eccentric shaft sleeve (13), the wood handle (122) is fixedly installed at the other end of the connecting rod (121), and the moving angle of the hand crank (12) is 15 degrees.
6. The novel square quick-change tool rest for the lathe according to claim 1, wherein: the screw assembly (14) comprises a screw (141), a first hexagonal nut (142) and a hollow shaft (143), the hollow shaft (143) is arranged inside the tool holder body (11), the screw (141) is installed in the hollow shaft (143), and the first hexagonal nut (142) is screwed on the screw (141).
7. The novel square quick-change tool rest for the lathe according to claim 1, wherein: the screw component (22) comprises an inner hexagonal flat end fastening screw (221), a second hexagonal nut (222), a wave-shaped elastic washer (223) and a knurled nut (224), the inner hexagonal flat end fastening screw (221) is fixedly installed inside the tool holder main body (21), the second hexagonal nut (222) and the knurled nut (224) are both installed on the inner hexagonal flat end fastening screw (221), and the wave-shaped elastic washer (223) is arranged between the second hexagonal nut (222) and the knurled nut (224).
8. The novel square quick-change tool rest for the lathe according to claim 1, wherein: the tool clamping assembly (23) comprises a wedge block (231), an expansion sleeve (232) and a second inner hexagonal socket head cap screw (233), the wedge block (231) and the expansion sleeve (232) are fixedly installed inside the tool holder main body (21), and the second inner hexagonal socket head cap screw (233) is fixedly installed at the upper end of the tool fixing groove (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921932869.4U CN210731031U (en) | 2019-11-11 | 2019-11-11 | Novel square quick-change tool rest for lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921932869.4U CN210731031U (en) | 2019-11-11 | 2019-11-11 | Novel square quick-change tool rest for lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210731031U true CN210731031U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921932869.4U Expired - Fee Related CN210731031U (en) | 2019-11-11 | 2019-11-11 | Novel square quick-change tool rest for lathe |
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| Country | Link |
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| CN (1) | CN210731031U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122122A (en) * | 2022-08-30 | 2022-09-30 | 常州亘源数控设备有限公司 | Knife rest with anti-pinch function for numerical control machine tool |
-
2019
- 2019-11-11 CN CN201921932869.4U patent/CN210731031U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122122A (en) * | 2022-08-30 | 2022-09-30 | 常州亘源数控设备有限公司 | Knife rest with anti-pinch function for numerical control machine tool |
| CN115122122B (en) * | 2022-08-30 | 2022-11-29 | 常州亘源数控设备有限公司 | Knife rest with anti-pinch function for numerical control machine tool |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 Termination date: 20211111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |