CN212735154U - Lathe cutter quick replacement device - Google Patents
Lathe cutter quick replacement device Download PDFInfo
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- CN212735154U CN212735154U CN202020970799.8U CN202020970799U CN212735154U CN 212735154 U CN212735154 U CN 212735154U CN 202020970799 U CN202020970799 U CN 202020970799U CN 212735154 U CN212735154 U CN 212735154U
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Abstract
The utility model discloses a quick replacement device for lathe tools, which comprises a base, a mounting block, a movable block, tool clamping blocks and a tool changing mechanism, wherein the mounting block is fixedly connected with the upper end of the base, the movable block with the tool clamping blocks is arranged at the upper end of the mounting block, the movable block is connected and fixed with the mounting block through a pushing mechanism for controlling the feeding and the discharging of the tools, the pushing mechanism comprises a pushing part arranged at the bottom end of the movable block, a first hydraulic element is clamped in two groups of guide rails arranged at the upper end of the mounting block through the pushing part and is in sliding fit with the guide rails, the other end of the pushing part is communicated with the first hydraulic element arranged on one side of the mounting block, four groups of tools are arranged on the tool clamping blocks, the four groups of tools can be automatically switched through the tool changing mechanism, and meanwhile, the pushing mechanism driven by a hydraulic system is matched, so that the, not only improves the tool changing efficiency, but also lightens the labor burden of workers, and the practical effect is obvious.
Description
Technical Field
The utility model relates to a lathe processing technology field specifically is a lathe tool quick replacement device.
Background
A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe comprises a lathe body, a spindle box, a large carriage, a small carriage, a cutter assembly, a chuck, a tailstock and the like, wherein the cutter assembly comprises a cutter rest and a cutter, the chuck and the tailstock are used for clamping a workpiece, a spindle on the spindle box drives the workpiece to rotate, and the cutter on the cutter assembly cuts the workpiece. The clamp and the tailstock clamp the head and the tail of the work. In machining, the tool is used for cutting a tool, and most of the tools are used for machine tools, but are used for hand tools.
In the course of working of lathe, need use the multiunit cutter to carry out the turning to the work piece, need in time change the cutter when the cutter takes place to damage, traditional cutter change mode is too loaded down with trivial details, often need stop the lathe, and manual use tool carries out the elasticity to the blade holder, and efficiency also very is low when taking a lot of trouble, can not accomplish the change work of cutter in step in work.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lathe cutter quick replacement device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a quick replacement device for a lathe cutter comprises a base, a mounting block, a movable block, a cutter clamping block and a cutter changing mechanism for replacing the cutter, wherein the mounting block is fixedly connected to the upper end of the base;
the pushing mechanism comprises a pushing part arranged at the bottom end of the movable block, the movable block is clamped in two groups of guide rails arranged at the upper end of the mounting block through the pushing part and is in sliding fit with the guide rails, and the other end of the pushing part is communicated with a first hydraulic element arranged on one side of the mounting block;
the tool changing mechanism comprises a tool clamping block which is arranged at the upper end of the movable block and is rotationally connected with the movable block, a rotating part which is controlled by a servo motor to control the tool clamping block to rotate in the direction is arranged at the center of the end part of the tool clamping block, four turning tools are arranged on the outer side of the tool clamping block, each turning tool is respectively arranged at the center of four side edges of the tool clamping block in a penetrating mode through a fixing ring and is fixedly connected with the rotating part, the rotating part is detachably connected with the connecting part of the turning tools through an installation part with threads, an upper fixing table is arranged above the tool clamping block, and a clamping mechanism used for fixing the tools is arranged.
Preferably, the clamping mechanism comprises four groups of fixture block fixing grooves formed in the corners of the end portions of the fixture blocks of the cutter and two groups of cutter fixing grooves formed in the upper end face of the mounting piece, each fixture block fixing groove and each cutter fixing groove are matched with a first push rod and a second push rod which are arranged above the fixture block fixing grooves and the cutter fixing grooves and are controlled by a hydraulic system to stretch out and draw back the rod bodies, and the other ends of the first push rod and the second push rod are fixed to the bottom end of the upper fixing table and communicated with a second hydraulic element arranged on one side of the upper fixing table.
Preferably, the matching positions of the fixture block fixing groove and the cutter fixing groove and the first push rod and the second push rod are coated with a layer of lubricating grease which is convenient for the first push rod and the second push rod to penetrate.
Preferably, a side baffle plate for protecting the cutter from rotating is arranged between the mounting block and the upper fixing table, and the two side baffle plates are symmetrically arranged on two sides of the mounting block and the upper fixing table and are fixedly connected with the mounting block and the upper fixing table.
Preferably, one end of the guide rail, which is far away from the movable block, is provided with a gasket for providing elastic protection for the pushing part, and the gasket is made of elastic rubber.
Preferably, the joint of the mounting block and the base is provided with a reinforcing plate for improving the working strength of the joint of the mounting block and the base, and two ends of the reinforcing plate are respectively connected and fixed with the mounting block and the base through fixing bolts.
Compared with the prior art, the beneficial effects of the utility model are that: four groups of cutters are mounted on the cutter clamping block, the four groups of cutters can be automatically switched through the cutter changing mechanism, and meanwhile, the pushing mechanism driven by a hydraulic system is matched, so that the normal turning work of the cutter clamping block cannot be influenced during subsequent feeding and discharging, the cutter changing efficiency is improved, the labor burden of workers is reduced, and the practical effect is obvious;
after the cutter switches and finishes, chucking mechanism can insert in the fixed slot through hydraulic system control hydraulic stem and cutter fixture block joint to fix, thereby ensure the stability of cutter work, the side shield is used for providing the protection to the workman in this device, cutter when avoiding hand and rotation contacts, thereby cause the potential safety hazard, the effectual stability that has improved cutter changing device overall structure of use of reinforcing plate cooperates the setting simultaneously and is packed ring on the guide rail, make it work more steady when processing the work piece.
Drawings
Fig. 1 is a schematic structural view of a quick change device for lathe tools.
Fig. 2 is a schematic view of a structure of a rotating part in a quick change device for lathe tool.
Fig. 3 is a schematic view of a turning tool in a quick change device for a lathe tool.
Fig. 4 is a schematic view of a pushing portion of a quick change device for lathe tools.
Fig. 5 is an enlarged view of a portion a of fig. 3 of a quick change device for lathe tools.
Fig. 6 is a schematic view of a tool block of a quick change device for lathe tools.
In the figure: 1-base, 2-mounting block, 3-movable block, 4-cutter clamping block, 5-side baffle, 6-upper mounting table, 7-turning cutter, 8-fixing ring, 9-rotating part, 10-fixing block, 11-guide rail, 12-gasket, 13-first hydraulic element, 14-clamping fixing groove, 15-cutter fixing groove, 16-pushing part, 17-first push rod, 18-second push rod, 19-second hydraulic element and 20-reinforcing plate.
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. 1-6, in an embodiment of the present invention, a quick changing device for lathe tools includes a base 1, a mounting block 2, a movable block 3, a tool fixture block 4, and a tool changing mechanism for changing tools, the mounting block 2 is fixedly connected to the upper end of the base 1, the movable block 3 with the tool fixture block 4 is arranged at the upper end of the mounting block 2, and the movable block 3 is fixedly connected to the mounting block 2 through a pushing mechanism for controlling the tool to feed and discharge;
the pushing mechanism comprises a pushing part 16 arranged at the bottom end of the movable block 3, the movable block 3 is clamped in two groups of guide rails 11 arranged at the upper end of the mounting block 2 through the pushing part 16 and is in sliding fit with the guide rails 11, the other end of the pushing part 16 is communicated with a first hydraulic element 13 arranged on one side of the mounting block 2, the pushing part 16 controls the movable block 3 to horizontally slide along the guide rails 11 through a hydraulic system, and the hydraulic transmission has the advantages of small volume, stable transmission, large bearing capacity, stepless speed change and the like, in a mechanical transmission aspect, the end of the guide rail 11 far away from the movable block 3 is provided with a gasket 12 for providing elastic protection for the pushing part 16, the gasket 12 is made of elastic rubber, the gasket 12 is arranged at the farthest end of the pushing position of the guide rail 11, when the pushing part 16 moves to the maximum position, the gasket 12 contacts with the pushing part 16 in one step, and then the purpose of buffering and absorbing shock is achieved through the contractibility of rubber;
the tool changing mechanism comprises a tool clamping block 4 which is arranged at the upper end of a movable block 3 and is rotationally connected with the movable block 3, a rotating part 9 which controls the tool clamping block 4 to rotate in the direction by a servo motor is arranged at the center of the end part of the tool clamping block 4, the servo motor is contained in the rotating part 9, the output end of the servo motor is connected and fixed with the end part of the rotating part, the other end of the servo motor penetrates through the tool clamping block 4 through a rotating ring and is fixedly connected with the movable block 3, the servo motor is controlled to rotate at an angle of 90 degrees by an external signal, the rotating part 9 drives the tool clamping block 4 to complete tool switching on the movable block 3, four groups of turning tools 7 are arranged at the outer side of the tool clamping block 4, each turning tool 7 respectively penetrates through a fixing ring 8 at the center of four side edges of the tool clamping block 4 and is connected, the threaded connection is a detachable fixed connection and has the advantages of simple structure, reliable connection, convenient assembly and disassembly and the like;
an upper fixing table 6 is arranged above the cutter clamping block 4, a clamping mechanism for fixing a cutter is arranged between the upper fixing table 6 and the cutter clamping block 4, the clamping mechanism comprises four groups of clamping block fixing grooves 14 arranged at the corners of the end part of the cutter clamping block 4 and two groups of cutter fixing grooves 15 arranged on the upper end surface of the mounting part 10, each clamping block fixing groove 14 and each cutter fixing groove 15 are respectively matched with a first push rod 17 and a second push rod 18 which are arranged above the clamping block fixing grooves 14 and the cutter fixing grooves 15 and are controlled by a hydraulic system to stretch, the other ends of the first push rod 17 and the second push rod 18 are fixed at the bottom end of the upper fixing table 6 and are communicated with a second hydraulic element 19 arranged on one side of the upper fixing table 6, after the cutter is replaced, the first push rod 17 and the second push rod 18 are unfolded under the starting of the hydraulic system and are clamped with the clamping block fixing grooves 14 and the cutter fixing, the first push rod 17 is used for fixing the cutter fixture block 4, the second push rod 18 is used for fixing the cutter, a layer of lubricating grease which is convenient for the first push rod 17 and the second push rod 18 to penetrate is coated at the matching positions of the fixture block fixing groove 14 and the cutter fixing groove 15 and the first push rod 17 and the second push rod 18, and the push rods and the fixing grooves are lubricated by the lubricating grease, so that friction force generated by mutual contact of clamping pieces is reduced, metal is protected from being corroded for a long time, and the service life is prolonged;
The utility model discloses a theory of operation is: first hydraulic component 13 starts, carry out horizontal migration along guide rail 11 through 16 drive movable block 3 of promotion portion, until accomplishing the receipts sword, rotation portion 16 starts, cutter fixture block 4 rotates on movable block 3, accomplish the cutter switching, first hydraulic component 13 restarts again, start 16 drive movable block 3 of promotion portion and carry out horizontal migration along guide rail 11 opposite direction, until accomplishing the play sword, install four groups of cutters on the cutter fixture block 4, four groups of cutters can carry out automatic switch through the tool changing mechanism, collocation is by hydraulic system driven pushing mechanism simultaneously, make the cutter fixture block can not influence normal turning work when the later cutting feed and play sword, both promoted tool changing efficiency, alleviateed workman's operation burden again, practical effect is showing.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A quick change device for a lathe cutter comprises a base (1), a mounting block (2), a movable block (3), a cutter clamping block (4) and a cutter changing mechanism for changing the cutter, and is characterized in that the upper end of the base (1) is fixedly connected with the mounting block (2), the upper end of the mounting block (2) is provided with the movable block (3) with the cutter clamping block (4), and the movable block (3) is fixedly connected with the mounting block (2) through a pushing mechanism for controlling the cutter to enter and exit;
the pushing mechanism comprises a pushing part (16) arranged at the bottom end of the movable block (3), the movable block (3) is clamped in two groups of guide rails (11) arranged at the upper end of the mounting block (2) through the pushing part (16) and is in sliding fit with the guide rails (11), and the other end of the pushing part (16) is communicated with a first hydraulic element (13) arranged on one side of the mounting block (2);
the tool changing mechanism comprises a tool clamping block (4) which is arranged at the upper end of the movable block (3) and is rotationally connected with the movable block (3), a rotating part (9) which controls the cutter clamping block (4) to rotate in the direction by a servo motor is arranged at the center of the end part of the cutter clamping block (4), four groups of turning cutters (7) are arranged on the outer side of the cutter clamping block (4), each turning cutter (7) is respectively arranged at the center of four side edges of the cutter clamping block (4) in a penetrating way through a fixing ring (8) and is fixedly connected with a rotating part (9), the rotating part (9) is detachably connected with the connecting part of the turning tool (7) through a mounting part (10) with threads, an upper fixing table (6) is arranged above the cutter clamping block (4), and a clamping mechanism used for fixing the cutter is arranged between the upper fixing table (6) and the cutter clamping block (4).
2. The quick change device for lathe tool as claimed in claim 1, wherein the chucking mechanism comprises four sets of fixture block fixing grooves (14) formed at the corners of the end portion of the tool fixture block (4) and two sets of tool fixing grooves (15) formed at the upper end surface of the mounting member (10), each of the fixture block fixing grooves (14) and the tool fixing grooves (15) is fitted with a first push rod (17) and a second push rod (18) which are provided above the fixture block fixing grooves (14) and the tool fixing grooves (15) and whose rod body is controlled to be extended and retracted by a hydraulic system, respectively, and the other ends of the first push rod (17) and the second push rod (18) are fixed to the bottom end of the upper fixing table (6) and communicate with a second hydraulic element (19) provided on one side of the upper fixing table (6).
3. The quick change device for lathe tool as claimed in claim 2, wherein the fitting parts of the cartridge fixing groove (14) and the tool fixing groove (15) and the first push rod (17) and the second push rod (18) are coated with a layer of grease for facilitating the insertion of the first push rod (17) and the second push rod (18).
4. The quick change device for the lathe tool as claimed in claim 1, characterized in that side baffles (5) for protecting the tool from rotating are arranged between the mounting block (2) and the upper fixing table (6), and two sets of the side baffles (5) are symmetrically arranged on two sides of the mounting block (2) and the upper fixing table (6) and are fixedly connected with the mounting block (2) and the upper fixing table (6).
5. The quick change device for lathe tools as claimed in claim 1, characterized in that the guide rail (11) is provided at the end remote from the movable block (3) with a washer (12) for providing elastic protection for the pusher (16), the washer (12) being made of elastic rubber.
6. The quick change device for the lathe tool as claimed in claim 1, characterized in that a reinforcing plate (20) for improving the working strength of the joint of the mounting block (2) and the base (1) is arranged at the joint of the mounting block (2) and the base (1), and two ends of the reinforcing plate (20) are respectively connected and fixed with the mounting block (2) and the base (1) through fixing bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020970799.8U CN212735154U (en) | 2020-06-01 | 2020-06-01 | Lathe cutter quick replacement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020970799.8U CN212735154U (en) | 2020-06-01 | 2020-06-01 | Lathe cutter quick replacement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212735154U true CN212735154U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020970799.8U Active CN212735154U (en) | 2020-06-01 | 2020-06-01 | Lathe cutter quick replacement device |
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| Country | Link |
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| CN (1) | CN212735154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114506171A (en) * | 2022-03-08 | 2022-05-17 | 宿迁市媛彩工贸有限公司 | Board cutting machine capable of quickly changing tools for machining wooden toys and tool changing method |
-
2020
- 2020-06-01 CN CN202020970799.8U patent/CN212735154U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114506171A (en) * | 2022-03-08 | 2022-05-17 | 宿迁市媛彩工贸有限公司 | Board cutting machine capable of quickly changing tools for machining wooden toys and tool changing method |
| CN114506171B (en) * | 2022-03-08 | 2023-11-24 | 宿迁市媛彩工贸有限公司 | Quick tool changing plate engraving machine and tool changing method for wooden toy processing |
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