CN203061902U - Locking mechanism for tool rest of machine tool - Google Patents
Locking mechanism for tool rest of machine tool Download PDFInfo
- Publication number
- CN203061902U CN203061902U CN 201220725704 CN201220725704U CN203061902U CN 203061902 U CN203061902 U CN 203061902U CN 201220725704 CN201220725704 CN 201220725704 CN 201220725704 U CN201220725704 U CN 201220725704U CN 203061902 U CN203061902 U CN 203061902U
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- China
- Prior art keywords
- cylinder body
- oil cylinder
- slide plate
- centre bore
- type screw
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- Expired - Fee Related
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Abstract
The utility model discloses a locking mechanism for a tool rest of a machine tool. The tool rest is located under a sliding plate and connected with the sliding plate through at least two locking assemblies. Each locking assembly comprises a first T-shaped screw, a locking nut, an oil cylinder body and an oil cylinder piston, wherein a center hole of the oil cylinder body is a three-section type step hole, the lower end face of the oil cylinder body is attached to and fixed with the bottom face of an inner cavity of the sliding plate, and a top cover is fixedly arranged at a large-diameter section of the center hole of the oil cylinder body; the upper portion of the outer circle surface of the oil cylinder piston is in sliding fit with a center hole of the top cover, a piston body in the middle of the outer circle surface of the oil cylinder piston is in sliding fit with the large-diameter section of the center hole of the oil cylinder body, and the lower portion of the outer circle surface of the oil cylinder piston is in sliding fit with a small-diameter section of the center hole of the oil cylinder body; a returning spring is mounted in an intermediate-diameter section of the center hole of the oil cylinder body; a nut end of the first T-shaped screw is arranged in a T-shaped groove formed in the tool rest; and the locking nut is mounted at the upper end of the first T-shaped screw in a sleeved mode. According to the locking mechanism for the tool rest of the machine tool, an oil line system is used for providing hydraulic pressure so that the tool rest can be released, and the returning springs are used for locking the tool rest.
Description
Technical field
The utility model belongs to machine tool field, specifically, relates in particular to the retaining mechanism of lathe cutter saddle.
Background technology
As shown in Figure 1, 2, 3, traditional knife rest retaining mechanism comprises slide plate 1, knife rest 2, T type screw 3 and a locking nut 4, have 4 up big and down small T type grooves on its middle slide plate 1, a described T type screw 3 is housed in each T type groove, after via hole on the described knife rest 2 is passed in the bottom of each T type screw 3, be respectively installed with a described locking nut 4, thereby knife rest 2 be locked at the below of slide plate 1.
Traditional structure need manually be unscrewed four described locking nuts 4 when adjusting the corner of knife rest 2, need manually to tighten these four locking nuts 4 after adjusting to the right place again, again since wherein two locking nuts 4 be positioned at the back side of knife rest 2, so just make extremely inconvenience of operation.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of easy to operate lathe cutter saddle retaining mechanism.
The technical solution of the utility model is as follows: a kind of lathe cutter saddle retaining mechanism, comprise slide plate (1), knife rest (2), a T type screw (3) and locking nut (4), its intermediate slide (2) is positioned at slide plate (1) below, it is characterized in that: described knife rest (2) links to each other with slide plate (1) by at least two latch assemblies, and each latch assembly comprises a described T type screw (3), locking nut (4), cylinder body (5) and oil cylinder piston (7);
The centre bore of described cylinder body (5) is the syllogic shoulder hole, and its aperture reduces from top to bottom successively, and the bottom surface of the lower surface of this cylinder body and described slide plate (1) inner chamber posts and fixes, and the section place, big footpath of cylinder body (5) centre bore is installed with top cover (6); Described top cover (6) is provided with fuel feed hole (6a), and this fuel feed hole (6a) communicates with the big footpath section of described cylinder body (5) centre bore;
The top of described oil cylinder piston (7) periphery and the centre bore of top cover (6) are slidingly matched, the piston body (7a) at this oil cylinder piston (7) periphery middle part is slidingly matched with the big footpath section of described cylinder body (5) centre bore, and the path section of the bottom of piston (6) periphery and this cylinder body (5) centre bore is slidingly matched, and return spring (8) is housed in the middle footpath section of cylinder body (5) centre bore;
The number of a described T type screw (3) is one, and is vertical setting, and the nut end of a T type screw is contained in the T type groove on the described knife rest (2); The upper end of a described T type screw (3) be set with described locking nut (4), and a T type screw (3) is threaded with the centre bore of oil cylinder piston (7) after passing the centre bore of via hole on the slide plate (1) and oil cylinder piston (7).
Compare with traditional structure, the utility model promotes described oil cylinder piston (7) by hydraulic coupling and moves down, and moves down synchronously thereby drive a T type screw (3), and then described knife rest (2) is loosened; When needing locking knife rest (2), at first hydraulic coupling is uninstalled, described oil cylinder piston (7) moves under the elastic force effect of return spring (8) and resets then, thereby knife rest (2) is locked.
Adopt above technical scheme, the utility model loosens knife rest (2) by hydraulic coupling, and by return spring (8) knife rest (2) is locked, and has overcome the defective of traditional structure well, has good technical effect, is suitable for extensively promoting the use.
As optimization, the number of described locking nut (4) is two, and the lower surface of described cylinder body (5) fixes by the bottom surface of the 2nd T type screw (9) and slide plate (1) inner chamber, and the 2nd T type screw (9) is vertical setting.
As preferably, described return spring (8) is the butterfly spring, and this return spring (8) is sleeved on the described oil cylinder piston (7) simultaneously; Fuel feed hole (6a) on the described top cover (6) is " 7 " font structure, and this fuel feed hole (6a) the vertically lower end of section communicates with the big footpath section of described cylinder body (5) centre bore, and the outer end of fuel feed hole (6a) horizontal segment is connected to fuel inlet fitting (10).
Adopt above structure, in addition, described fuel inlet fitting (10) is convenient to fuel feed hole (6a) oiling on the top cover (6), moves down thereby promote described oil cylinder piston (7), and drives a described T type screw (3) and move down synchronously, and then loosen described knife rest (2).The elasticity rate of described return spring (8) is bigger, and the top oil cylinder piston (7) that can make progress reliably resets thereby make to move on the oil cylinder piston (7).
In the present embodiment, vertically be provided with a turbine wheel shaft (11) between described slide plate (1) and the knife rest (2), and the number of described latch assembly is four, these four latch assemblies are distributed on the periphery of this turbine wheel shaft (11).
As oil piping system of the present utility model, the outer wall of described slide plate (1) is equipped with external fuel inlet fitting (12), and three-way connection (13) is housed in the inner chamber of slide plate (1), and the oil inlet end of this three-way connection links to each other with described external fuel inlet fitting (12) by establishing oil inlet pipe (14) in first; Two oil outlet ends of described three-way connection (13) are connected to respectively to establish in one second establishes oil inlet pipe (16) in oil inlet pipe (15) and the 3rd, wherein establish oil inlet pipe (15) in second and link to each other with fuel inlet fitting (10) in two described latch assemblies wherein simultaneously, establish oil inlet pipe (16) while in the described the 3rd to link to each other with fuel inlet fitting (10) in two other latch assembly.
During use, by external fuel inlet fitting (12), establish oil inlet pipe (14,15,16) in first, second and third to the synchronous fuel feeding of the fuel inlet fitting (10) in four latch assemblies, thereby a T type screw (3) and oil cylinder piston (7) in four latch assemblies are synchronized with the movement, so just can guarantee the uniformity of a T type screw (3) and oil cylinder piston (7) action in four latch assemblies, thereby reliably described knife rest (2) be locked or loosen.
Beneficial effect: the utility model provides hydraulic coupling by oil piping system, thereby knife rest (2) is loosened, and by return spring (8) knife rest (2) is locked, and has overcome the defective of traditional structure well, has good technical effect, is suitable for extensively promoting the use.
Description of drawings
Fig. 1 is the schematic diagram of traditional structure;
Fig. 2 is A part broken section enlarged drawing among Fig. 1;
Fig. 3 is that the B of Fig. 2 is to view;
Fig. 4 is structural representation of the present utility model;
Fig. 5 is the broken section enlarged drawing of C part among Fig. 4;
Fig. 6 is that the D-D of Fig. 4 is to cutaway view.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
Shown in Fig. 4,5 and 6, a kind of lathe cutter saddle retaining mechanism is mainly established oil inlet pipe 16 and is constituted by establishing in slide plate 1, knife rest 2, a T type screw 3, locking nut 4, cylinder body 5, top cover 6, oil cylinder piston 7, return spring 8, the 2nd T type screw 9, fuel inlet fitting 10, turbine wheel shaft 11, external fuel inlet fitting 12, the three-way connection 13, first to establish in the oil inlet pipe 14, second in oil inlet pipe 15 and the 3rd.Wherein, described slide plate 1 and knife rest 2 all adopt existing structure, and this knife rest 2 is positioned at the below of slide plate 1, and vertically are provided with described turbine wheel shaft 11 between knife rest 2 and the slide plate 1, fixedly connected with knife rest 2 in the bottom of this turbine wheel shaft 11, and the top of turbine wheel shaft 11 reaches in the inner chamber of slide plate 1.
Described knife rest 2 links to each other with slide plate 1 by at least two latch assemblies, and in the present embodiment, the number of this latch assembly is four, and these four latch assemblies are distributed on the periphery of this turbine wheel shaft 11.
Can find out that from Fig. 4,5 and 6 each above-mentioned latch assembly mainly is made of a described T type screw 3, locking nut 4, cylinder body 5, top cover 6, oil cylinder piston 7, return spring 8, the 2nd T type screw 9 and fuel inlet fitting 10.Wherein, the centre bore of described cylinder body 5 is the syllogic shoulder hole, and its aperture reduces from top to bottom successively.The bottom surface of the lower surface of described cylinder body 5 and described slide plate 1 inner chamber posts and fixes, and as preferably, the lower surface of described cylinder body 5 is fixed by the 2nd T type screw 9 and the bottom surface of slide plate 1 inner chamber, and the 2nd T type screw 9 is vertical setting.
The section place, big footpath of described cylinder body 5 centre bores is installed with top cover 6, is provided with fuel feed hole 6a at top cover 6, and this fuel feed hole 6a communicates with the big footpath section of described cylinder body 5 centre bores.As preferably, the fuel feed hole 6a on the described top cover 6 is " 7 " font structure, and this fuel feed hole 6a vertically lower end of section communicates with the big footpath section of described cylinder body 5 centre bores, and the outer end of fuel feed hole 6a horizontal segment is connected to fuel inlet fitting 10.
Also can find out from Fig. 4,5 and 6, the top of described oil cylinder piston 7 peripheries and the centre bore of top cover 6 are slidingly matched, the piston body 7a at this oil cylinder piston 7 peripheries middle part and the big footpath section of described cylinder body 5 centre bores are slidingly matched, and the path section of the bottom of piston 6 peripheries and this cylinder body 5 centre bores is slidingly matched.In the middle footpath section of described cylinder body 5 centre bores return spring 8 is housed, this return spring 8 is preferably the butterfly spring, and this return spring 8 is sleeved on the described oil cylinder piston 7 simultaneously.
The number of a described T type screw 3 is one, and is vertical setting, and the nut end of a T type screw 3 is contained in the T type groove on the described knife rest 2.The upper end of a described T type screw 3 be set with two described locking nuts 4, and a T type screw 3 is threaded with the centre bore of oil cylinder piston 7 after passing the centre bore of via hole on the slide plate 1 and oil cylinder piston 7.
Can find out further also that from Fig. 4,5 and 6 outer wall of described slide plate 1 is equipped with external fuel inlet fitting 12, and three-way connection 13 is housed in the inner chamber of slide plate 1 that the oil inlet end of this three-way connection 13 links to each other with described external fuel inlet fitting 12 by establishing oil inlet pipe 14 in first.
Two oil outlet ends of described three-way connection 13 are connected to respectively to establish in one second in oil inlet pipe 15 and one the 3rd establishes oil inlet pipe 16, wherein establish oil inlet pipe 15 in second and link to each other with fuel inlet fitting 10 in two described latch assemblies wherein simultaneously, establish 16 whiles of oil inlet pipe in the described the 3rd to link to each other with fuel inlet fitting 10 in two other latch assembly.
The operation principle of this knife rest retaining mechanism is roughly as follows:
The utility model is to promote oil cylinder piston 7 by hydraulic coupling to drive a T type screw 3 and move down, and compression return spring 8 loosens knife rest 2, and the locking of knife rest 2 drives to move on the T type screw 3 by return spring 8 and resets to realize.
The above only is preferred embodiment of the present utility model; it is not restriction with the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. lathe cutter saddle retaining mechanism, comprise slide plate (1), knife rest (2), a T type screw (3) and locking nut (4), its intermediate slide (2) is positioned at slide plate (1) below, it is characterized in that: described knife rest (2) links to each other with slide plate (1) by at least two latch assemblies, and each latch assembly comprises a described T type screw (3), locking nut (4), cylinder body (5) and oil cylinder piston (7);
The centre bore of described cylinder body (5) is the syllogic shoulder hole, and its aperture reduces from top to bottom successively, and the bottom surface of the lower surface of this cylinder body and described slide plate (1) inner chamber posts and fixes, and the section place, big footpath of cylinder body (5) centre bore is installed with top cover (6); Described top cover (6) is provided with fuel feed hole (6a), and this fuel feed hole (6a) communicates with the big footpath section of described cylinder body (5) centre bore;
The top of described oil cylinder piston (7) periphery and the centre bore of top cover (6) are slidingly matched, the piston body (7a) at this oil cylinder piston (7) periphery middle part is slidingly matched with the big footpath section of described cylinder body (5) centre bore, and the path section of the bottom of piston (6) periphery and this cylinder body (5) centre bore is slidingly matched, and return spring (8) is housed in the middle footpath section of cylinder body (5) centre bore;
The number of a described T type screw (3) is one, and is vertical setting, and the nut end of a T type screw is contained in the T type groove on the described knife rest (2); The upper end of a described T type screw (3) be set with described locking nut (4), and a T type screw (3) is threaded with the centre bore of oil cylinder piston (7) after passing the centre bore of via hole on the slide plate (1) and oil cylinder piston (7).
2. according to the described lathe cutter saddle retaining mechanism of claim 1, it is characterized in that: the number of described locking nut (4) is two, and the lower surface of described cylinder body (5) is fixed by the 2nd T type screw (9) and the bottom surface of slide plate (1) inner chamber, and the 2nd T type screw (9) is vertical setting.
3. lathe cutter saddle retaining mechanism according to claim 1 and 2, it is characterized in that: described return spring (8) is the butterfly spring, and this return spring (8) is sleeved on the described oil cylinder piston (7) simultaneously; Fuel feed hole (6a) on the described top cover (6) is " 7 " font structure, and this fuel feed hole (6a) the vertically lower end of section communicates with the big footpath section of described cylinder body (5) centre bore, and the outer end of fuel feed hole (6a) horizontal segment is connected to fuel inlet fitting (10).
4. lathe cutter saddle retaining mechanism according to claim 3, it is characterized in that: vertically be provided with a turbine wheel shaft (11) between described slide plate (1) and the knife rest (2), and the number of described latch assembly is four, and these four latch assemblies are distributed on the periphery of this turbine wheel shaft (11).
5. lathe cutter saddle retaining mechanism according to claim 4, it is characterized in that: the outer wall of described slide plate (1) is equipped with external fuel inlet fitting (12), and three-way connection (13) is housed in the inner chamber of slide plate (1), and the oil inlet end of this three-way connection links to each other with described external fuel inlet fitting (12) by establishing oil inlet pipe (14) in first; Two oil outlet ends of described three-way connection (13) are connected to respectively to establish in one second establishes oil inlet pipe (16) in oil inlet pipe (15) and the 3rd, wherein establish oil inlet pipe (15) in second and link to each other with fuel inlet fitting (10) in two described latch assemblies wherein simultaneously, establish oil inlet pipe (16) while in the described the 3rd to link to each other with fuel inlet fitting (10) in two other latch assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220725704 CN203061902U (en) | 2012-12-26 | 2012-12-26 | Locking mechanism for tool rest of machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220725704 CN203061902U (en) | 2012-12-26 | 2012-12-26 | Locking mechanism for tool rest of machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203061902U true CN203061902U (en) | 2013-07-17 |
Family
ID=48760728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220725704 Expired - Fee Related CN203061902U (en) | 2012-12-26 | 2012-12-26 | Locking mechanism for tool rest of machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203061902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056554A (en) * | 2019-05-05 | 2019-07-26 | 江苏创良智能数控科技有限公司 | A kind of knife rest locking cylinder mechanism |
-
2012
- 2012-12-26 CN CN 201220725704 patent/CN203061902U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056554A (en) * | 2019-05-05 | 2019-07-26 | 江苏创良智能数控科技有限公司 | A kind of knife rest locking cylinder mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20161226 |