CN209737644U - Pneumatic three-jaw centering fixture - Google Patents

Pneumatic three-jaw centering fixture Download PDF

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Publication number
CN209737644U
CN209737644U CN201920547533.XU CN201920547533U CN209737644U CN 209737644 U CN209737644 U CN 209737644U CN 201920547533 U CN201920547533 U CN 201920547533U CN 209737644 U CN209737644 U CN 209737644U
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CN
China
Prior art keywords
clamping jaw
jaw
bearing
plate
centering
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Active
Application number
CN201920547533.XU
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Chinese (zh)
Inventor
高峰
宫海超
张帅
韩福贵
马淑平
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Shenyang Haister Technology Co Ltd
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Shenyang Haister Technology Co Ltd
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Application filed by Shenyang Haister Technology Co Ltd filed Critical Shenyang Haister Technology Co Ltd
Priority to CN201920547533.XU priority Critical patent/CN209737644U/en
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Publication of CN209737644U publication Critical patent/CN209737644U/en
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Abstract

the utility model discloses a pneumatic three-jaw centering fixture, which comprises a cylinder, a guide rail, a slide block, a three-jaw centering guide plate, a bearing, a clamping jaw and a main support seat, wherein the three cylinders are arranged on the main support seat, and a flange is arranged at the middle position, so that the pneumatic three-jaw centering fixture can be conveniently butted with a robot; three guide rail sliding blocks and a rotating sleeve with a bearing are respectively arranged below the three guide rail sliding blocks and move in a matched connection with the three-jaw centering guide plate; and each guide rail sliding block is matched with the respective cylinder and the clamping jaw, and the three-jaw centering guide plate is also provided with a guide long slotted hole and is matched with bearings on the three clamping jaws to finish the centering and clamping work of the tire. The utility model discloses compact structure, the installation is maintained conveniently, and the cost is lower, and occupation space is little, easy operation, the security is good.

Description

Pneumatic three-jaw centering fixture
Technical Field
the utility model relates to a snatch anchor clamps technical field of tire, in particular to pneumatic three-jaw centering anchor clamps.
Background
The existing centering clamp for grabbing tires mostly adopts a four-claw centering clamp structure in which a servo motor or an air cylinder drives a gear and a rack to drive; the former has high cost and complex control system, and the latter has high requirements on installation precision and processing precision, and has complex installation and maintenance and larger occupied space of the whole structure.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a pneumatic three-jaw centering fixture, concrete technical scheme is as follows:
A pneumatic three-jaw centering fixture comprises clamping jaws, a clamping jaw mounting seat, a cylinder mounting plate, a main supporting seat, a rotary inner sleeve, a flange, a bearing limiting plate, a rotary outer sleeve, a three-jaw centering guide plate, a bearing a, a sliding block, a guide rail, a cylinder, a bearing b, a spacer bush, a clamping jaw sleeve and a clamping jaw limiting cover;
the main supporting seat is provided with an installation plate with a middle round hole, three support plates are uniformly distributed on the circumference of the installation plate, and the installation plate is provided with through grooves;
the flange is welded on the upper end surface of the main supporting seat mounting plate and is used for butt joint with the robot;
fixing a cylinder mounting plate provided with a cylinder on a support plate of a main support seat;
the rotary inner sleeve is fixed on the lower end surface of the main supporting seat mounting plate;
The bearing a is arranged on the rotating inner sleeve, and the rotating outer sleeve with the bearing a is arranged after the rotating outer sleeve is matched with the bearing a in place;
the bearing limiting plate is fixedly connected with the rotating inner sleeve;
the guide rail connecting slide block is fixed on the lower end surface of the main supporting seat mounting plate;
one end of the clamping jaw mounting seat is fixed with the moving end of the air cylinder, and the other end of the clamping jaw mounting seat penetrates through the through groove hole of the mounting plate and is fixed on the sliding block;
the three-jaw centering guide plate is fixedly connected with the rotating outer sleeve, and one end of the clamping jaw penetrates through a groove-shaped hole in the three-jaw centering guide plate and is fixed on the clamping jaw mounting seat;
the clamping jaw is provided with a bearing b, and the spacer bush and the clamping jaw sleeve are sequentially arranged on the outer surface of the clamping jaw;
and the other end of the clamping jaw is provided with a clamping jaw limiting cover.
The preferable scheme of the pneumatic three-jaw centering clamp is that the clamping jaw sleeve is made of rubber materials with grooves.
The preferable scheme of the pneumatic three-jaw centering fixture is that the clamping jaw mounting seat can drive the clamping jaw to slide in a groove-shaped hole of the three-jaw centering guide plate.
A working process of a pneumatic three-jaw centering clamp is characterized in that a clamping jaw mounting seat drives a clamping jaw, a bearing, a spacer bush, a clamping jaw sleeve and a clamping jaw limiting cover to slide in a groove-shaped hole of a jaw centering guide plate under the driving of an air cylinder and the guiding action of a guide rail and a slide block; the cylinder stretches out, the three clamping jaws are opened, the pneumatic three-jaw centering fixture moves to a grabbing station where the tire is placed, the three clamping jaws are clamped, and after the tire is carried in place, the three clamping jaws are opened to prepare for grabbing the next tire.
the utility model has the advantages that: 1. the utility model discloses a link gear that three clamping jaw passes through cylinder guide rail slider realizes the pneumatic centering clamping movement of tire, compact structure, and is with low costs, convenient operation.
2. the utility model discloses set up the rotating sleeve structure and the cooperation of three-jaw centering deflector of taking the bearing in the middle of below main tributary support seat, make the installation, the adjustment and the operation of three-jaw all more smooth and easy, be convenient for install and maintain.
3. The utility model discloses all be equipped with the bearing on three clamping jaw, and the long slot hole cooperation of bearing and three-jaw centering deflector, the clamping jaw slides more smoothly in the long slot hole, moves accurate reliable.
4. The utility model discloses be equipped with the clamping jaw cover of the rubber material of taking the slot on every clamping jaw, the frictional force of increase clamping jaw and tire presss from both sides tightly more firmly and can not the fish tail, compact structure, and the installation is maintained conveniently, and the security is good.
drawings
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is a bottom view of FIG. 1;
fig. 3 is a three-dimensional view.
in the figure, 1 is a clamping jaw, 2 is a clamping jaw mounting seat, 3 is a cylinder mounting plate, 4 is a main supporting seat, 5 is a rotary inner sleeve, 6 is a flange, 7 is a bearing limiting plate, 8 is a rotary outer sleeve, 9 is a three-jaw centering guide plate, 10 is a bearing, 11 is a sliding block, 12 is a guide rail, 13 is a cylinder, 14 is a bearing, 15 is a spacer bush, 16 is a clamping jaw sleeve, and 17 is a clamping jaw limiting cover.
Detailed Description
the following further description of the present invention will be made with reference to the drawings, but it should not be understood that the scope of the present invention is limited to the following embodiments. Various substitutions and modifications can be made without departing from the spirit of the invention and the scope of the invention as defined by the appended claims.
as shown in fig. 1-3, the utility model discloses a pneumatic three-jaw centering fixture, which comprises a clamping jaw 1, a clamping jaw mounting seat 2, a cylinder mounting plate 3, a main supporting seat 4, a rotary inner sleeve 5, a flange 6, a bearing limiting plate 7, a rotary outer sleeve 8, a three-jaw centering guide plate 9, a bearing a10, a sliding block 11, a guide rail 12, a cylinder 13, a bearing b14, a spacer sleeve 15, a clamping jaw sleeve 16 and a clamping jaw limiting cover 17;
the main supporting seat 4 is provided with an installation plate with a middle round hole, three support plates are uniformly distributed on the circumference of the installation plate, and the installation plate is provided with through grooves;
The flange 6 is welded on the upper end surface of the main supporting seat mounting plate and is used for butt joint with a robot;
Fixing the cylinder mounting plate 3 provided with the cylinder 13 on the support plate of the main support seat 4;
the rotary inner sleeve 5 is fixed on the lower end surface of the mounting plate of the main support seat 4;
the bearing a14 is arranged on the rotating inner sleeve 5, and the rotating outer sleeve 8 with the bearing a14 is arranged after the rotating outer sleeve 8 is matched with the bearing a 14;
The bearing limiting plate 7 is fixedly connected with the rotary inner sleeve 5;
the guide rail 12 is connected with the sliding block 11 and is fixed on the lower end surface of the mounting plate of the main supporting seat 4;
One end of the clamping jaw mounting seat 2 is fixed with the moving end of the air cylinder 13, and the other end of the clamping jaw mounting seat passes through the through groove hole of the supporting plate and is fixed on the sliding block 11;
The three-jaw centering guide plate 9 is fixedly connected with the rotating outer sleeve 8, and one end of the clamping jaw 1 penetrates through a groove-shaped hole in the three-jaw centering guide plate 9 and is fixed on the clamping jaw mounting seat 2;
the clamping jaw 1 is provided with a bearing b10, and the spacer bush 15 and the clamping jaw sleeve 16 are sequentially arranged on the outer surface of the clamping jaw 1;
And the other end of the clamping jaw 1 is provided with a clamping jaw limit cover 17.
The jaw sleeve 16 is made of rubber with grooves.
the clamping jaw mounting seat 2 can drive the clamping jaw to slide in a groove-shaped hole of the three-jaw centering guide plate 9.
a working process of a pneumatic three-jaw centering clamp is characterized in that under the driving of a cylinder 13, a clamping jaw mounting seat 2 drives a clamping jaw 1, a bearing 10, a spacer bush 15, a clamping jaw sleeve 16 and a clamping jaw limit cover 17 to slide in a groove-shaped hole of a jaw centering guide plate 9 under the guiding action of a guide rail 12 and a slide block 11; the cylinder 13 stretches out, the three clamping jaws 1 are opened, the pneumatic three-jaw centering fixture 9 moves to a grabbing station where a tire is placed, the three clamping jaws 1 are clamped tightly, after the tire is carried in place, the three clamping jaws 1 are opened, preparation is made for grabbing the next tire, and the pneumatic three-jaw centering fixture is convenient to operate, safe and reliable.

Claims (3)

1. The utility model provides a pneumatic three-jaw centering anchor clamps which characterized in that: the clamping jaw centering guide device comprises a clamping jaw, a clamping jaw mounting seat, an air cylinder mounting plate, a main support seat, a rotating inner sleeve, a flange, a bearing limiting plate, a rotating outer sleeve, a three-jaw centering guide plate, a bearing a, a sliding block, a guide rail, an air cylinder, a bearing b, a spacer bush, a clamping jaw sleeve and a clamping jaw limiting cover;
The main supporting seat is provided with an installation plate with a round hole in the middle, three support plates are uniformly distributed on the circumference of the installation plate, and the installation plate is provided with through grooves;
the flange is welded on the upper end surface of the main supporting seat mounting plate and is used for butt joint with the robot;
Fixing a cylinder mounting plate provided with a cylinder on a support plate of a main support seat;
the rotary inner sleeve is fixed on the lower end surface of the main supporting seat mounting plate;
The bearing a is arranged on the rotating inner sleeve, and the rotating outer sleeve with the bearing a is arranged after the rotating outer sleeve is matched with the bearing a in place;
the bearing limiting plate is fixedly connected with the rotating inner sleeve;
The guide rail connecting slide block is fixed on the lower end surface of the main supporting seat mounting plate;
one end of the clamping jaw mounting seat is fixed with the moving end of the air cylinder, and the other end of the clamping jaw mounting seat penetrates through the through groove hole of the mounting plate and is fixed on the sliding block;
the three-jaw centering guide plate is fixedly connected with the rotating outer sleeve, and one end of the clamping jaw penetrates through a groove-shaped hole in the three-jaw centering guide plate and is fixed on the clamping jaw mounting seat;
the clamping jaw is provided with a bearing b, and the spacer bush and the clamping jaw sleeve are sequentially arranged on the outer surface of the clamping jaw;
And the other end of the clamping jaw is provided with a clamping jaw limiting cover.
2. a pneumatic three-jaw centering fixture, according to claim 1, characterized in that: the clamping jaw sleeve is made of rubber materials with grooves.
3. A pneumatic three-jaw centering fixture, according to claim 1, characterized in that: the clamping jaw mounting seat can drive the clamping jaw to slide in a groove-shaped hole of the three-jaw centering guide plate.
CN201920547533.XU 2019-04-22 2019-04-22 Pneumatic three-jaw centering fixture Active CN209737644U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920547533.XU CN209737644U (en) 2019-04-22 2019-04-22 Pneumatic three-jaw centering fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920547533.XU CN209737644U (en) 2019-04-22 2019-04-22 Pneumatic three-jaw centering fixture

Publications (1)

Publication Number Publication Date
CN209737644U true CN209737644U (en) 2019-12-06

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ID=68721507

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920547533.XU Active CN209737644U (en) 2019-04-22 2019-04-22 Pneumatic three-jaw centering fixture

Country Status (1)

Country Link
CN (1) CN209737644U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113305824A (en) * 2021-04-27 2021-08-27 杨朝斌 Intelligent mechanical arm with protective structure and capable of conveniently extracting fragile articles
CN113998646A (en) * 2021-09-05 2022-02-01 展一智能科技(东台)有限公司 Spiral cover quick change structure and switch lid robot

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113305824A (en) * 2021-04-27 2021-08-27 杨朝斌 Intelligent mechanical arm with protective structure and capable of conveniently extracting fragile articles
CN113305824B (en) * 2021-04-27 2023-01-17 原力智能科技(东莞)有限公司 Intelligent mechanical arm with protective structure and capable of conveniently extracting fragile articles
CN113998646A (en) * 2021-09-05 2022-02-01 展一智能科技(东台)有限公司 Spiral cover quick change structure and switch lid robot
CN113998646B (en) * 2021-09-05 2023-01-20 展一智能科技(东台)有限公司 Spiral cover quick change structure and switch lid robot

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