CN206614048U - Hydraulic pressure chuck - Google Patents

Hydraulic pressure chuck Download PDF

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Publication number
CN206614048U
CN206614048U CN201720276095.9U CN201720276095U CN206614048U CN 206614048 U CN206614048 U CN 206614048U CN 201720276095 U CN201720276095 U CN 201720276095U CN 206614048 U CN206614048 U CN 206614048U
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CN
China
Prior art keywords
groove
slot
hydraulic
feed pathway
hydraulic pressure
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Withdrawn - After Issue
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CN201720276095.9U
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Chinese (zh)
Inventor
陈祖耀
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Individual
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Individual
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Priority to CN201720276095.9U priority Critical patent/CN206614048U/en
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Abstract

A kind of hydraulic pressure chuck disclosed in the utility model, the side of chuck body is provided with least two T-slots one and at least two T-slots two, and T-slot one, which is embedded in, is fixed with stationary jaw group, is slided in T-slot two and is embedded with slip claw group;Hydraulic cylinder is provided with chuck body, feed pathway one, feed pathway two and the hydraulic cavities being inclined to set are provided with hydraulic cylinder, inserted with movable plunger in hydraulic cavities, the bottom and top of hydraulic cavities are connected with feed pathway one and feed pathway two respectively, the medial surface of feed pathway one is provided with a locating slot, and the side of movable plunger is provided with the groove of the rectangular triangle in section;The bottom surface for sliding claw group is provided with sliding block, and sliding block gos deep into after locating slot fitting with the bottom surface of groove.Its compact conformation is reliable, during processing, and people's multi-machine operation management can be achieved, and clamping workpiece and dynamic equilibrium adjustment are easy, reduce hand labor intensity and cost of labor, improve operating efficiency, solve a problem of line blue collar skilled worker is short at this stage.

Description

Hydraulic pressure chuck
Technical field
The utility model is related to the field of fixtures in a kind of plant equipment, especially a kind of hydraulic pressure chuck.
Background technology
Numerically controlled lathe is a kind of high accuracy, efficient automated machine tool, and it is equipped with multistation knife tower or power cutter tower, tool There is extensive process industrial art performance, can processing linear cylinder, oblique line cylinder, circular arc and various screw threads, groove, worm screw, rectangle hardware The complex parts such as workpiece, are used widely in machine-building and repairing department.
The original fixture of numerically controlled lathe with chuck and manual frock with the use of in the majority, in processing and clamping workpiece When, tradition machinery formula chuck is coordinated using leading screw and nut, manually operated by spanner cause leading screw rotation, it is mobile, certainly Lock reaches that claw moves to chuck hub and carries out positioning workpiece, and needs operator to be tightened by spanner, one by one or pine Claw, clamping parts are opened, while during clamping, requiring higher for artificial qualification, processing each part needs to repeat Installation, removing step, and need machine one operator of outfit to be processed, many manpowers and time are wasted, is carried High hand labor intensity and cost of labor.Add, the bad adjustment of dynamic equilibrium that chuck is fixed with manual frock, turning When rotating speed can not tune up, can only be 300-400 revs/min, like this whole surface roughness for processing workpiece is not up to standard, And the workpiece of each manual frock of processing needs correcting zero component angles and concentricity, so process not only efficiency and It is low, and the product surface roughness processed is not also up to standard, and present society also has line blue collar skilled worker's phase in addition The problem of to shortage.
Therefore, have a disadvantages mentioned above in view of common prior art, utility model people for aforesaid drawbacks Improvement it , there is generation of the present utility model in road finally.
Utility model content
The purpose of this utility model is that a kind of clamping workpiece designed to solve the deficiency of above-mentioned technology is easy, and is carried The hydraulic pressure chuck of high workload efficiency.
Hydraulic pressure chuck designed by the utility model, including chuck body, the side of chuck body are T-shaped provided with least two The T-slot two of groove one and at least two, T-slot one, which is embedded in, is fixed with stationary jaw group, is slided in T-slot two and is embedded with slip card Pawl group;
It is provided with hydraulic cylinder in chuck body, provided with feed pathway one, feed pathway two and inclined is set in hydraulic cylinder Inserted with movable plunger in the hydraulic cavities put, hydraulic cavities, the bottom and top of hydraulic cavities are logical with feed pathway one and feed liquor respectively Road two is connected, and the medial surface of feed pathway one is provided with a locating slot, and the side of movable plunger is provided with the rectangular triangle in section Groove;
The bottom surface for sliding claw group is provided with sliding block, and sliding block gos deep into after locating slot fitting with the bottom surface of groove.
Further preferably, the medial surface of locating slot is provided with resetting-mechanism, the side conflict of resetting-mechanism and sliding block.
Further preferably, resetting-mechanism includes back-moving spring and the resettlement groove located at locating slot side, and back-moving spring One end contacts at the bottom surface of resettlement groove, and the other end of back-moving spring contacts at the side of sliding block.
Further preferably, stationary jaw group includes fixing card pawl seat and claw one, and the top surface of claw one is provided with fixing groove one, The inner bottom surface of fixing groove one is provided with through hole one, and fixing card pawl seat is provided with T-slot three, and T-slot three has been embedded in T-shaped piece one, T-shaped Screwed hole one is provided with block one, T-shaped piece one of longitudinal portion top is inserted in through hole one, and bolt one is bolted with screwed hole one, And the head of bolt one is located in fixing groove one, the insertion of fixing card pawl seat is fixed in T-slot one.
Further preferably, sliding claw group includes sliding master jaw and claw two, and the top surface of claw two is provided with fixing groove two, The inner bottom surface of fixing groove two is provided with through hole two, and fixing card pawl seat is provided with T-slot four, and T-slot four has been embedded in T-shaped piece two, T-shaped Screwed hole two is provided with block two, T-shaped piece two of longitudinal portion top is inserted in through hole two, and bolt two is bolted with screwed hole two, And the head of bolt two is located in fixing groove two, slides master jaw slip and be embedded in T-slot two.
Further preferably, the top and bottom of movable plunger are respectively equipped with T-shaped locating dowel, the annular groove inner sleeve of T-shaped locating dowel There is seal, the lateral surface of seal and the medial surface of hydraulic cavities are brought into close contact, and the top surface of seal is provided with section in triangle The oral area inside edge of the groove of shape, oral area inside edge of the oral area outer edge less than groove of groove, and groove contacts at the horizontal stroke of T-shaped locating dowel To portion bottom surface.
Further preferably, chuck body includes housing and coupling flange, and the bottom surface of housing is provided with inner chamber, and hydraulic cylinder is embedded in In inner chamber, T-slot one and T-slot two are located at the outer top surface of housing, and the underrun bolt of coupling flange and housing is fixed.
Further preferably, the side of hydraulic cylinder is additionally provided with inlet one, inlet two and at least two and respectively symmetrically set The mounting groove put, and balance weight is fixed with mounting groove, mounting groove is located at the top of hydraulic cavities, and inlet one, inlet two are set In the center side position of hydraulic cylinder, and inlet one is connected with feed pathway one, and inlet two connects with feed pathway two It is logical.
Further preferably, the angle of inclination of hydraulic cavities is 10 degree, and the top sealing of hydraulic cavities covers cylinder cap, and cylinder cap is located at peace In tankage.
Further preferably, in addition to flat key, it is tightly fastened between fixing card pawl seat and T-slot one by flat key, and And flat key is located between fixing card pawl seat and hydraulic cylinder.
Hydraulic pressure chuck designed by the utility model, its compact conformation is reliable, during processing, and people's multimachine behaviour can be achieved Manage, clamping workpiece and dynamic equilibrium adjustment are easy, and correcting zero need not be removed in the workpiece of each manual clamping of processing Component angles and concentricity, reduce hand labor intensity and cost of labor, also improve operating efficiency, enterprise competitiveness and warp Help benefit, further, solve a problem of line blue collar skilled worker is short at this stage, it is to avoid caused by human factor can not be on time The situation of production task is completed, the correctness that enterprise's production task is completed is improved, service is provided for the production of enterprise intelligent metaplasia from now on.
Brief description of the drawings
Fig. 1 is the overall structure diagram of embodiment 1;
Fig. 2 is the A-A sectional views of embodiment 1;
Fig. 3 is the structural representation of the slip claw group of embodiment 1.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art are obtained all belongs to The scope protected in the utility model.
Embodiment 1:
As shown in Figure 1-Figure 3, the hydraulic pressure chuck described by the present embodiment, including chuck body 1, the side of chuck body 1 Provided with least two T-slots 1 and at least two T-slots 2 24, T-slot 1, which is embedded in, is fixed with stationary jaw group 6, T-shaped Slided in groove 2 24 and be embedded with slip claw group 7;Its structure causes stationary jaw group 6 and slip claw group 7 to be carried out by T-slot Positioning, and accurate positioning is reliable, the compactedness of lift structure, to slide the condition that claw group 7 provides high-quality when sliding.
It is provided with chuck body 1 in hydraulic cylinder 8, hydraulic cylinder 8 provided with feed pathway 1, feed pathway 2 17 and is in The hydraulic cavities 14 being obliquely installed, inserted with movable plunger 13 in hydraulic cavities 14, the bottom and top of hydraulic cavities 14 respectively with feed liquor Passage 1 is connected with feed pathway 2 17, and the medial surface of feed pathway 1 is provided with a locating slot 2, the side of movable plunger 13 Groove 132 provided with the rectangular triangle in section;
The bottom surface for sliding claw group 7 is provided with sliding block 77, and the bottom surface that sliding block 77 gos deep into after locating slot 2 with groove 132 is fitted.
Resetting-mechanism 21, the side of resetting-mechanism 21 and sliding block 77 are provided with by the medial surface of locating slot 2 in the present embodiment Contradict.Resetting-mechanism 21 includes back-moving spring 4 and the resettlement groove 22 located at the side of locating slot 2, and one end of back-moving spring 4 is contradicted In the bottom surface of resettlement groove 22, the other end of back-moving spring 4 contacts at the side of sliding block 77.So that sliding the slip card of claw group 7 The reset effect of pawl seat 72 more preferably, improves the efficiency resetted, further improves operating efficiency.
In clamping workpiece, hydraulic system sets maximum pressure as 14Mpa/cm2;Single claw displacement setting is maximum For 5.5mm;Plunger locking angle is 8 ° -12 °;Part maximum clamping force is 50KN;Chuck can root with lathe spindle coupling flange Converted according to each machine chuck installation dimension;Under electric, hydraulic pressure command control, liquid (hydraulic oil) enters through inlet 1 Liquid passage 1 and produce setting pressure, liquid (hydraulic oil) enters the bottom of hydraulic cavities 14 through feed pathway 1 and entered internal Reach that promotion movable plunger 13 is moved up, because there are 10 ° tiltedly between movable plunger 13 and the slip master jaw 72 of slip claw group 7 Angle, it can be understood as the angle of inclination of hydraulic cavities is 10 degree, and the bottom surface that the sliding block 77 for sliding master jaw 72 is close to groove 132 is moved Dynamic, therefore, the slip master jaw 72 for sliding claw group 7 is moved with moving up for movable plunger 13 to center position, is risen To Clamp blocks effect.Conversely, liquid (hydraulic oil) enters in feed pathway 2 17, feed pathway 2 17 through inlet 2 19 Liquid (hydraulic oil), which enters in hydraulic cavities 14, promotes movable plunger 13 to move down, while the spring 4 in resetting-mechanism 21 resets Cause that the sliding block 77 for sliding master jaw 72 is close to the bottom surface movement of groove 132 under elastic force active force, so as to realize slip claw group 7 Slip master jaw 72 return back to home position so that play unclamp workpiece function, realize under electric, hydraulic control, from Start building make purpose.
In clamping Rectangular Parts clamping, two stationary jaws are set on chuck, two move claws, and shape is in 90 ° each other Angle, to realize the reasonable clamping of part, and ensures that clamping force should be needed.
Fixing card pawl seat 62 and claw 1 are included by stationary jaw group 6 in the present embodiment, the top surface of claw 1 is set There is fixing groove 1, the inner bottom surface of fixing groove 1 is provided with through hole 1, and fixing card pawl seat 62 is provided with T-slot 3 68, T-slot 3 68 have been embedded in T-shaped piece 1, are provided with screwed hole 1 in T-shaped piece 1, and T-shaped piece 1 of longitudinal portion top is inserted in logical In hole 1, bolt 1 is bolted with screwed hole 1, and the head of bolt 1 is located in fixing groove 1, stationary jaw The insertion of seat 62 is fixed in T-slot 1.Include sliding master jaw 72 and claw two by sliding claw group 7 in the present embodiment 71, the top surface of claw 2 71 is provided with fixing groove 2 75, and the inner bottom surface of fixing groove 2 75 is provided with through hole 2 78, fixing card pawl seat 72 Provided with T-slot 4 79, T-slot 4 79, which has been embedded in T-shaped piece 2 73, T-shaped piece 2 73, is provided with screwed hole 2 76, T-shaped piece 2 73 Longitudinal portion top be inserted in through hole 2 78, bolt 2 74 is bolted with screwed hole 2 76, and the head of bolt 2 74 is located at In fixing groove 2 75, slide the slip of master jaw 72 and be embedded in T-slot 2 24.To meet various sizes Rectangular Parts or other zero Part process requirements (in Digit Control Machine Tool allowed band), to unclamp bolt, T-shaped piece can move in T-slot and be adjusted claw Installation site or change claw size, positioning adjustment tighten bolt after finishing, realize the demand of user, improve performance.
T-shaped locating dowel 131, T-shaped locating dowel 131 are respectively equipped with by the top and bottom of movable plunger 13 in the present embodiment Annular groove in be cased with seal 12, the lateral surface and the medial surface of hydraulic cavities 14 of seal 12 be brought into close contact, and seal 12 Top surface is provided with the groove 132 of section triangular shape, and the oral area outer edge of groove 132 is less than the oral area inside edge of groove 132, and groove 132 Oral area inside edge contact at the transverse part bottom surface of T-shaped locating dowel 131.The movable plunger 13 of the structure causes the peace of seal 12 Dress is more reliable effective, and liquid (hydraulic oil) promotes the effect of movable plunger 13 advantageously, improves movable plunger 13 The performance of raising and lowering, improves operating efficiency.
Housing 5 and coupling flange 9 are included by chuck body 1 in the present embodiment, the bottom surface of housing 1 is provided with inner chamber 25, hydraulic pressure Cylinder body 8 is embedded in inner chamber 25, and T-slot 1 and T-slot 2 24 are located at the outer top surface of housing 5, coupling flange 9 and housing 5 underrun bolt is fixed.The structure causes the installation of hydraulic cylinder 8 more convenient reliable, is easy to the manufacture of chuck body 1.
Inlet 1, inlet 2 19 and at least two points are additionally provided with by the side of hydraulic cylinder 8 in the present embodiment Not symmetrically arranged mounting groove 15, and balance weight 10 is fixed with mounting groove 15, mounting groove 15 is located at the top of hydraulic cavities 14, entered Liquid mouthful 1, inlet 2 19 are located at the center side position of hydraulic cylinder, and inlet 1 is connected with feed pathway 1, And inlet 2 19 is connected with feed pathway 2 17.Balance weight 10 causes chuck not shake when rotated, inlet one 18th, inlet 2 19 is located at the center side position of hydraulic cylinder 8 so that liquid (hydraulic oil) enters uniform and speed, So as to reach that movable plunger 13 carries out quick raising and lowering, realize Quick-clamped or unclamp workpiece, and clamping force is reliable.
Cylinder cap 11 is covered by the top sealing of hydraulic cavities 14 in the present embodiment, cylinder cap 11 is located in mounting groove 15.So that The more compact performance of structure, the manufacture and installation to chuck is more convenient.
By also including flat key 3 in the present embodiment, carried out tightly by flat key 3 between fixing card pawl seat 62 and T-slot 1 Close fixation, and flat key 3 is positioned between fixing card pawl seat 62 and hydraulic cylinder 8.So that fixing card pawl seat is fixed in T-slot one It is more solid and reliable, improve fixed stability.
Chuck advantage of the present utility model is also resided in:Electrically, hydraulic control, promote movable plunger, manipulate claw, clamp or Part is unclamped, combining with digital control lathe, manipulator, hydraulic station, conveying mechanism, Tool monitoring etc. realizes unmanned automated job, real The advantage of existing people's multicomputer management, reduction production wage cost improves enterprise competitiveness and economic benefit, automaticity compared with It is high.
The utility model is not limited to above-mentioned preferred forms, and anyone can draw under enlightenment of the present utility model Other various forms of products, however, make any change in its shape or structure, it is every that there is same as the present application or phase Approximate technical scheme, all falls within protection domain of the present utility model.

Claims (10)

1. a kind of hydraulic pressure chuck, including chuck body, it is characterised in that:
The side of chuck body is provided with least two T-slots one and at least two T-slots two, and T-slot one, which is embedded in, is fixed with fixation Slided in claw group, T-slot two and be embedded with slip claw group;
It is provided with feed pathway one, feed pathway two are provided with hydraulic cylinder, hydraulic cylinder and is inclined to set in chuck body Hydraulic cavities, inserted with movable plunger in hydraulic cavities, the bottom and top of hydraulic cavities respectively with feed pathway one and feed pathway two Connection, the medial surface of feed pathway one is provided with a locating slot, and the side of movable plunger is recessed provided with the rectangular triangle in section Groove;
The bottom surface for sliding claw group is provided with sliding block, and sliding block gos deep into after locating slot fitting with the bottom surface of groove.
2. hydraulic pressure chuck according to claim 1, it is characterised in that:The medial surface of locating slot is provided with resetting-mechanism, The side of resetting-mechanism and sliding block is contradicted.
3. hydraulic pressure chuck according to claim 2, it is characterised in that:Resetting-mechanism includes back-moving spring and located at fixed The resettlement groove of position groove side, and one end of back-moving spring contacts at the bottom surface of resettlement groove, the other end of back-moving spring contacts at cunning The side of block.
4. hydraulic pressure chuck according to claim 1, it is characterised in that:Stationary jaw group includes fixing card pawl seat and card Pawl one, the top surface of claw one is provided with fixing groove one, and the inner bottom surface of fixing groove one is provided with through hole one, and fixing card pawl seat is provided with T-shaped Groove three, T-slot three has been embedded in T-shaped piece one, is provided with screwed hole one in T-shaped piece one, and T-shaped piece one of longitudinal portion top is inserted in logical In hole one, bolt one is bolted with screwed hole one, and the head of bolt one is located in fixing groove one, the insertion of fixing card pawl seat is fixed In in T-slot one.
5. hydraulic pressure chuck according to claim 1, it is characterised in that:Sliding claw group includes sliding master jaw and card Pawl two, the top surface of claw two is provided with fixing groove two, and the inner bottom surface of fixing groove two is provided with through hole two, and fixing card pawl seat is provided with T-shaped Groove four, T-slot four has been embedded in T-shaped piece two, is provided with screwed hole two in T-shaped piece two, and T-shaped piece two of longitudinal portion top is inserted in logical In hole two, bolt two is bolted with screwed hole two, and the head of bolt two is located in fixing groove two, slides master jaw and slides insertion In in T-slot two.
6. hydraulic pressure chuck according to claim 1, it is characterised in that:The top and bottom of movable plunger are respectively equipped with Seal is cased with T-shaped locating dowel, the annular groove of T-shaped locating dowel, the lateral surface of seal and the medial surface of hydraulic cavities are brought into close contact, And the top surface of seal is provided with the groove of section triangular shape, oral area inside edge of the oral area outer edge less than groove of groove, and groove Oral area inside edge contacts at the transverse part bottom surface of T-shaped locating dowel.
7. hydraulic pressure chuck according to claim 1, it is characterised in that:Chuck body includes housing and coupling flange, shell The bottom surface of body is provided with inner chamber, and hydraulic cylinder is embedded in inner chamber, and T-slot one and T-slot two are located at the outer top surface of housing, connection The blue underrun bolt with housing of connection is fixed.
8. hydraulic pressure chuck according to claim 1, it is characterised in that:The side of hydraulic cylinder is additionally provided with inlet First, the mounting groove that inlet two and at least two is respectively symmetrically set, and balance weight is fixed with mounting groove, mounting groove is located at liquid The top of chamber is pressed, inlet one, inlet two are located at the center side position of hydraulic cylinder, and inlet one and feed pathway one Connect, and inlet two is connected with feed pathway two.
9. hydraulic pressure chuck according to claim 8, it is characterised in that:The angle of inclination of hydraulic cavities is 10 degree, hydraulic pressure The top sealing of chamber covers cylinder cap, and cylinder cap is located in mounting groove.
10. hydraulic pressure chuck according to claim 5, it is characterised in that:Also include flat key, fixing card pawl seat with it is T-shaped It is tightly fastened between groove one by flat key, and flat key is located between fixing card pawl seat and hydraulic cylinder.
CN201720276095.9U 2017-03-20 2017-03-20 Hydraulic pressure chuck Withdrawn - After Issue CN206614048U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720276095.9U CN206614048U (en) 2017-03-20 2017-03-20 Hydraulic pressure chuck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720276095.9U CN206614048U (en) 2017-03-20 2017-03-20 Hydraulic pressure chuck

Publications (1)

Publication Number Publication Date
CN206614048U true CN206614048U (en) 2017-11-07

Family

ID=60233532

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720276095.9U Withdrawn - After Issue CN206614048U (en) 2017-03-20 2017-03-20 Hydraulic pressure chuck

Country Status (1)

Country Link
CN (1) CN206614048U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106694926A (en) * 2017-03-20 2017-05-24 陈祖耀 Hydraulic four-claw chuck

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106694926A (en) * 2017-03-20 2017-05-24 陈祖耀 Hydraulic four-claw chuck
CN106694926B (en) * 2017-03-20 2018-07-10 陈祖耀 Hydraulic pressure chuck

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Granted publication date: 20171107

Effective date of abandoning: 20180710