CN202591662U - Adjustable hydraulic clamp device for constant joint universal joints - Google Patents

Adjustable hydraulic clamp device for constant joint universal joints Download PDF

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Publication number
CN202591662U
CN202591662U CN 201120543797 CN201120543797U CN202591662U CN 202591662 U CN202591662 U CN 202591662U CN 201120543797 CN201120543797 CN 201120543797 CN 201120543797 U CN201120543797 U CN 201120543797U CN 202591662 U CN202591662 U CN 202591662U
Authority
CN
China
Prior art keywords
cylinder
center
draw ring
clamp body
groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201120543797
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Chinese (zh)
Inventor
庄如云
严思杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YUHUAN COUNTY RUIKUN MACHINERY PLANT
Huazhong University of Science and Technology
Original Assignee
YUHUAN COUNTY RUIKUN MACHINERY PLANT
Huazhong University of Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by YUHUAN COUNTY RUIKUN MACHINERY PLANT, Huazhong University of Science and Technology filed Critical YUHUAN COUNTY RUIKUN MACHINERY PLANT
Priority to CN 201120543797 priority Critical patent/CN202591662U/en
Application granted granted Critical
Publication of CN202591662U publication Critical patent/CN202591662U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides an adjustable hydraulic clamp device for constant joint universal joints. The adjustable hydraulic clamp device comprises an internal elastic center, a pad pipe, a connecting flange plate, a pull ring, a clamp body, a rubber chuck, a connecting plate, an end face support body, a spring, an adjusting rod, polyurethane material, and a connecting screw rod. The rubber chuck is installed at the upper end of the clamp body; a first section of cylinder of the pull ring is installed at the lower end of a stepped hole of the clamp body; the top of the inner side of the second section of cylinder of the pull ring is provided with the internal elastic center; the inner side of the internal elastic center is provided with the adjusting rod and the spring; a round pin is disposed in a tail installation hole of the internal elastic center; the connecting screw rod is disposed on the inner side of the internal elastic center; the adjusting rod is in threaded fit with the connecting screw rod; the connecting plate is installed on the bottom surface on the inner side of the first section of cylinder of the pull ring; the end face support body is installed at the upper end of the connecting plate; the connecting flange plate is installed on the lower end surface of the clamp body; and the middle portion of the pad pipe is installed in an installation hole in the lower end surface of the first section of cylinder of the pull ring. The adjustable hydraulic clamp device achieves a better centering support effect and guarantees stable and favorable clamping of parts.

Description

Adjustable hydraulic ball cage grip device
Technical field
The utility model relates to a kind of grip device, is specifically related to a kind of adjustable hydraulic ball cage grip device, belongs to the clamp technology field.
Background technology
Hydraulically operated fixture is used in industrial processes widely; Hydraulically operated fixture generally is divided into universal anchor clamps and tailored version anchor clamps according to function; Specific hydraulic ball cage anchor clamps product uses comparatively extensive in processing ball cage workpiece; But there is various problems in hydraulic pressure ball cage anchor clamps traditional in actual production, and when the afterbody column part of ball cage to be processed was longer, to produce the ball cage that certain whipping causes being pressed from both sides eccentric owing to the non-processing part of the uncontrollable afterbody of gravity anchor clamps.Because traditional hydraulic pressure ball cage anchor clamps use rubber chuck end face perforate number few, this brings inconvenience for the replacing of rubber chuck simultaneously, and back and clamp body gap directly is installed fits, and iron filings and dust etc. can enter mating surface, cause workpiece size overproof.
Summary of the invention
In view of this, the utility model provides a kind of adjustable hydraulic ball cage grip device, can realize feel relieved supporting role and precision-fit.
A kind of adjustable hydraulic ball cage grip device, this grip device comprise interior centre with endlong movement, pad pipe, mounting flange, draw ring, clamp body, rubber chuck, terminal pad, end face supporter, spring, adjusting rod, polyurethane material, connecting screw rod; Wherein interior centre with endlong movement is a cylinder, and the center, upper surface of interior centre with endlong movement has groove, and the groove center is processed with top, and the center, lower surface of interior centre with endlong movement has installing hole, and radially has installing hole on the periphery of interior centre with endlong movement lower end; Draw ring is stepped hollow circular cylinder, is divided into three joints from big to small by its internal diameter, and the lower surface of first segment cylinder has installing hole, and has groove on the inwall of first segment cylinder, and the outer surface of the 3rd pitch cylinder is processed with external screw thread; The center of clamp body has stepped hole, and the appearance and size of rubber chuck matches with the centre bore of clamp body, and the center of rubber chuck has through hole and the upper surface is evenly equipped with oilhole, and the outer surface lower end of rubber chuck has groove; The center of terminal pad has through hole and the upper surface is processed with groove, and the center of end face supporter has through hole and the through hole lower end has heavy stand, and the inwall of adjusting rod is processed with screw thread, and has the stroke guide groove on the periphery of adjusting rod;
The first segment cylinder of draw ring is installed in the lower end of clamp body center stepped hole; The upper surface of draw ring first segment cylinder is stuck on the step at clamp body center; The rubber chuck is installed in the upper end of clamp body center stepped hole, and the lower end of rubber chuck is stuck in the groove of draw ring first segment cylindrical inner wall, centre with endlong movement in the draw ring second pitch cylinder inside top is installed; In the installing hole of interior centre with endlong movement lower end adjusting rod and spring are installed; Place straight pin in the installing hole on the face of cylinder, interior centre with endlong movement lower end, straight pin is stuck in the stroke guide groove of adjusting rod, and centre with endlong movement was inboard in connecting screw rod was installed in; Adjusting rod and connecting screw rod are through threaded engagement, the upper end pressing spring of connecting screw rod; Terminal pad is installed on the inboard bottom surface of draw ring first segment cylinder, and the end face supporter is installed in the upper end of terminal pad, and end face supporter lower end heavy stand is stuck in the groove of terminal pad; Mounting flange is installed on the lower surface of clamp body, and the middle part of pad pipe is installed in the installing hole of draw ring first segment cylinder lower surface, and the two ends of pad pipe are connected with terminal pad with ring flange respectively.
The number that described rubber chuck end face has oilhole is more than three or three.
Scribble polyurethane material on the contact-making surface that described connecting screw rod is terminal and draw ring the 3rd pitch cylinder is inboard.
The outer surface of described draw ring the 3rd pitch cylinder is processed with external screw thread.
Operation principle: the screw thread through the draw ring afterbody is installed in whole grip device on the lathe; Then ball-cage parts to be processed is put in the centre bore of grip device rubber chuck; Centre with endlong movement contacts it at first in regulating with the centre bore of ball-cage parts lower surface; Play the effect that centering is supported; Centre with endlong movement is pressed ball-cage parts more gently can only in the scope of adjusting rod stroke guide groove, moving under the effect of straight pin in regulating, and its lower surface is contacted with the upper surface of interior fixedly end face supporter; Slight turn simultaneously better contacts to guarantee both, guarantees that injection hydraulic oil makes rubber chuck dilatancy that ball-cage parts is clamped in the well contact and the oilhole that supports the past rubber chuck in back of feeling relieved.
Beneficial effect: the utility model has overcome the defective that is held ball-cage parts overproof problem of processing dimension of the excessive generation of fit clearance between adding the phenomenon that produces whipping off-centre man-hour and having avoided because of rubber chuck and clamp body; The centering supporting role is played in the cooperation of centre with endlong movement and ball-cage parts end face centre bore in utilizing; And fixedly end face supporter and ball-cage parts contact matching in adopting; Guarantee that part stablizes good clamping; The rubber chuck that adopts end face to open 12 holes composition is simultaneously installed the back and is fitted tightly with clamp body, avoids iron filings and dust etc. to get into mating surface preferably, has guaranteed the precision of workpiece size.
Description of drawings
Fig. 1 is the structure chart of a kind of adjustable hydraulic ball of the utility model cage grip device.
Fig. 2 is the cutaway view of a kind of adjustable hydraulic ball of the utility model cage grip device.
Fig. 3 is the partial enlarged drawing of a kind of adjustable hydraulic ball of the utility model cage grip device.
Wherein, centre with endlong movement, 2-pad pipe, 3-mounting flange, 4-draw ring, 5-clamp body, 6-rubber chuck, 7-terminal pad, 8-end face supporter, 9-spring, 10-adjusting rod, 11-polyurethane material, 12-connecting screw rod in the 1-
The specific embodiment
Below in conjunction with the accompanying drawing embodiment that develops simultaneously, the utility model is described in detail.
The utility model provides a kind of adjustable hydraulic ball cage grip device, and this grip device comprises interior centre with endlong movement 1, pad pipe 2, mounting flange 3, draw ring 4, clamp body 5, rubber chuck 6, terminal pad 7, end face supporter 8, spring 9, adjusting rod 10, polyurethane material 11, connecting screw rod 12;
Wherein, interior centre with endlong movement 1 is a cylinder, and the center, upper surface of interior centre with endlong movement 1 has groove, and the groove center is processed with top, and the center, lower surface of interior centre with endlong movement 1 has installing hole, and radially has installing hole on the periphery of interior centre with endlong movement 1 lower end; Draw ring 4 is stepped hollow circular cylinder, is divided into three joints from big to small by its internal diameter, and the lower surface of first segment cylinder has installing hole, and the inwall of first segment cylinder has groove, and the outer surface of the 3rd pitch cylinder is processed with external screw thread; Clamp body 5 is the frustum structure; The center of clamp body 5 has stepped hole; The appearance and size of rubber chuck 6 matches with the centre bore of clamp body 5, and the center of rubber chuck 6 has through hole and the upper surface is evenly equipped with 12 oilholes, and the outer surface lower end of rubber chuck 6 has groove; The center of terminal pad 7 has through hole and the upper surface is processed with groove, and the center of end face supporter 8 has through hole and the through hole lower end has heavy stand, and the inwall of adjusting rod 10 is processed with screw thread, and has the stroke guide groove on the periphery of adjusting rod 10;
The first segment cylinder of draw ring 4 is installed in the lower end of clamp body 5 center stepped holes; The upper surface of first segment cylinder is stuck on the step at clamp body 5 centers; Rubber chuck 6 is installed in the upper end of clamp body 5 center stepped holes, and the lower end of rubber chuck 6 is stuck in the groove of draw ring 4 first segment cylindrical inner wall, centre with endlong movement 1 in draw ring 4 second pitch cylinder inside top are installed; Adjusting rod 10 and spring 9 are installed in the interior centre with endlong movement 1 lower end installing hole; Place straight pin in the installing hole of interior centre with endlong movement 1 lower end periphery, straight pin is stuck in the interior restriction of the stroke guide groove limit travel of adjusting rod 10, and connecting screw rod 12 is installed in interior centre with endlong movement 1 inboard; Adjusting rod 10 passes through threaded engagement, the upper end pressing spring 9 of connecting screw rod 12 with connecting screw rod 12;
Terminal pad 7 is installed on the inboard bottom surface of draw ring 4 first segment cylinders, and end face supporter 8 is installed in the upper end of terminal pad 7, and end face supporter 8 lower end heavy stands are stuck in the groove of terminal pad 7; Mounting flange 3 is installed on the lower surface of clamp body 5, and the middle part of pad pipe 2 is installed in the installing hole of draw ring 4 first segment cylinder lower surfaces, and the two ends of pad pipe 2 are connected with terminal pad 7 with ring flange 3 respectively; Scribble polyurethane material 11 on connecting screw rod 12 ends and draw ring 4 contact-making surfaces.
Operation principle: the screw thread through draw ring 4 afterbodys is installed in whole grip device on the lathe; Then ball-cage parts to be processed is put in the centre bore of grip device rubber chuck 6; Centre with endlong movement 1 contacts it at first in regulating with the centre bore of ball-cage parts lower surface; Play the effect that centering is supported; Centre with endlong movement 1 is pressed ball-cage parts more gently can only in the scope of adjusting rod 10 stroke guide grooves, moving under the effect of straight pin in regulating, and its lower surface is contacted with the upper surface of interior fixedly end face supporter 8; Slight turn simultaneously better contacts to guarantee both, guarantees that injection hydraulic oil makes rubber chuck 6 dilatancies that ball-cage parts is clamped in the well contact and the oilhole that supports the past rubber chuck 6 in back of feeling relieved.
In sum, more than being merely the preferred embodiment of the utility model, is not the protection domain that is used to limit the utility model.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.

Claims (4)

1. adjustable hydraulic ball cage grip device; It is characterized in that this grip device comprises interior centre with endlong movement (1), pad pipe (2), mounting flange (3), draw ring (4), clamp body (5), rubber chuck (6), terminal pad (7), end face supporter (8), spring (9), adjusting rod (10), polyurethane material (11), connecting screw rod (12); Wherein interior centre with endlong movement (1) is a cylinder; The center, upper surface of interior centre with endlong movement (1) has groove; The groove center is processed with top, and the center, lower surface of interior centre with endlong movement (1) has installing hole, and radially has installing hole on the periphery of interior centre with endlong movement (1) lower end; Draw ring (4) is stepped hollow circular cylinder, is divided into three joints from big to small by its internal diameter, and the lower surface of first segment cylinder has installing hole, and the inwall of first segment cylinder upper end has groove; The center of clamp body (5) has stepped hole, and the appearance and size of rubber chuck (6) matches with the centre bore of clamp body (5), and the center of rubber chuck (6) has through hole and the upper surface is evenly equipped with oilhole, and the outer surface lower end of rubber chuck (6) has groove; The center of terminal pad (7) has through hole and the upper surface is processed with groove, and the center of end face supporter (8) has through hole and the through hole lower end has heavy stand, and the inwall of adjusting rod (10) is processed with screw thread, and has the stroke guide groove on the periphery of adjusting rod (10);
The first segment cylinder of draw ring (4) is installed in the lower end of clamp body (5) center stepped hole; The upper surface of draw ring (4) first segment cylinder is stuck on the step at clamp body (5) center; Rubber chuck (6) is installed in the upper end of clamp body (5) center stepped hole, and the lower end of rubber chuck (6) is stuck in the groove of draw ring (4) first segment cylindrical inner wall, centre with endlong movement (1) in draw ring (4) second pitch cylinder inside top are installed; In the installing hole of interior centre with endlong movement (1) lower end adjusting rod (10) and spring (9) are installed; Place straight pin in the installing hole on interior centre with endlong movement (1) face of cylinder, lower end, straight pin is stuck in the stroke guide groove of adjusting rod (10), and connecting screw rod (12) is installed in interior centre with endlong movement (1) inboard; Adjusting rod (10) and connecting screw rod (12) are through threaded engagement, the upper end pressing spring (9) of connecting screw rod (12); Terminal pad (7) is installed on the inboard bottom surface of draw ring (4) first segment cylinder, and end face supporter (8) is installed in the upper end of terminal pad (7), and end face supporter (8) lower end heavy stand is stuck in the groove of terminal pad (7); Mounting flange (3) is installed on the lower surface of clamp body (5), and the middle part of pad pipe (2) is installed in the installing hole of draw ring (4) first segment cylinder lower surface, and the two ends of pad pipe (2) are connected with terminal pad (7) with ring flange (3) respectively.
2. a kind of adjustable hydraulic ball cage grip device as claimed in claim 1 is characterized in that the number that described rubber chuck (6) end face has oilhole is more than three or three.
3. a kind of adjustable hydraulic ball cage grip device as claimed in claim 1 is characterized in that, scribbles polyurethane material (11) on the contact-making surface that described connecting screw rod (12) is terminal and draw ring (4) the 3rd pitch cylinder is inboard.
4. a kind of adjustable hydraulic ball cage grip device as claimed in claim 1 is characterized in that the outer surface of described draw ring (4) the 3rd pitch cylinder is processed with external screw thread.
CN 201120543797 2011-12-23 2011-12-23 Adjustable hydraulic clamp device for constant joint universal joints Expired - Fee Related CN202591662U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120543797 CN202591662U (en) 2011-12-23 2011-12-23 Adjustable hydraulic clamp device for constant joint universal joints

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120543797 CN202591662U (en) 2011-12-23 2011-12-23 Adjustable hydraulic clamp device for constant joint universal joints

Publications (1)

Publication Number Publication Date
CN202591662U true CN202591662U (en) 2012-12-12

Family

ID=47309246

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201120543797 Expired - Fee Related CN202591662U (en) 2011-12-23 2011-12-23 Adjustable hydraulic clamp device for constant joint universal joints

Country Status (1)

Country Link
CN (1) CN202591662U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105715928A (en) * 2016-04-14 2016-06-29 武汉联航机电有限公司 Fixed knot oil injection mechanism
CN105945174A (en) * 2016-06-29 2016-09-21 宁波博信机械制造有限公司 Automatic press for producing ball cages

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105715928A (en) * 2016-04-14 2016-06-29 武汉联航机电有限公司 Fixed knot oil injection mechanism
CN105945174A (en) * 2016-06-29 2016-09-21 宁波博信机械制造有限公司 Automatic press for producing ball cages

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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

Granted publication date: 20121212

Termination date: 20141223

EXPY Termination of patent right or utility model