CN103697081A - Double-plate friction clutch of press machine - Google Patents
Double-plate friction clutch of press machine Download PDFInfo
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- CN103697081A CN103697081A CN201310731998.8A CN201310731998A CN103697081A CN 103697081 A CN103697081 A CN 103697081A CN 201310731998 A CN201310731998 A CN 201310731998A CN 103697081 A CN103697081 A CN 103697081A
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Abstract
The invention relates to a double-plate friction clutch of a press machine. The double-plate friction clutch of the press machine comprises a crank axle, a friction piece, a gear, a piston and a piston cover, wherein the gear is rotatably arranged on the crank axle; and the piston and the piston cover are matched with each other. The double-plate friction clutch of the press machine is characterized in that a plurality of spring pins are arranged on the piston and the piston cover; each spring pin is provided with a spring by which the piston trends to be close to the piston cover; each spring pin is provided with a locking nut for adjusting the tension of the corresponding spring; the piston and the piston cover are sequentially connected with the gear by a plurality of guiding pins in a peripheral fixing and axial moving mode; the friction piece consists of an inner friction plate, an outer friction plate and a middle friction plate; friction blocks are respectively inlaid in the inner friction plate, the outer friction plate and the middle friction plate; the inner friction plate is connected to the crank axle in a non-rotation and axial moving manner; the outer friction plate is connected to the inner friction plate in a non-rotation and axial moving manner; and the middle friction plate is arranged between the inner friction plate and the outer friction plate, and is sleeved on the guiding pins in a peripheral fixing and axial moving manner. The double-plate friction clutch of the press machine is reasonable in structure, small in size, low in machining cost, reliable in operation and high in transmission torque.
Description
Technical field
The present invention relates to a kind of clutch that is specially adapted for press machine, especially a kind of press machine double friction clutch.
Background technique
We know, the air operated friction clutch of press machine is to utilize pressurized air to carry out carry-over moment for power, realizes a kind of parts of transmission separation with the active force of spring.The clutch of press machine can transmitting torque, is also press machine overload safty device simultaneously.The impacting force of piston is to design by transmitting the moment of torsion allowing, and exceeds this torque piston and just starts to skid, and the energy of flywheel has just run out after several seconds, and press machine is just tending towards halted state.What at present, the friction clutch of press machine adopted is single friction disk and brake pad frictional engagement transmitting torque.For example, in the CN 102990975A Chinese invention patent application specification of announcing on March 27th, 2013 disclosed " press machine ", its clutch comprises the flywheel being set in successively on bent axle, driven axle sleeve, driving disc and housing, driven axle sleeve is fixedly connected with bent axle, on the outer ring of driven axle sleeve, be inlaid with a plurality of removable brake pads, driving disc empty set is connected with housing with the mode that axially can move with circumferentially fixing on bent axle and by a plurality of driving pins, on driving pin, be arranged with a plurality of springs, between driving disc and housing, by nested being slidably connected of concavo-convex ring structure, form ring-type cylinder chamber, this ring-type cylinder chamber is communicated with the vent that is located at housing center, this ring-type cylinder chamber is by being located at inner seal ring and the outside seal ring seal between driving disc and housing, housing is arranged on bent axle and with flywheel and is fixedly connected with by bearing B.This clutch adopts pneumatic control, and simple in structure, carry-over moment is reliable, and compressed air delivery is simple and reliable, the cylinder of the approximate sealing of housing, good airproof performance, the transmitting accuracy and the working life that are conducive to improve pneumatic clutch.
And large tonnage pressing machine, clutch moment of torque is all very large, and the design method of traditional single friction disk is all the friction disk diameter of increase clutch wheel as far as possible.But clutch disk diameter increases to a certain degree, the external form of build-up of pressure machine is huge, processing cost is high.
Summary of the invention
In order to overcome in prior art to increase clutch friction diameter to increase clutch moment of torque build-up of pressure machine huge structure, deficiency that processing cost is high, the invention provides a kind of rational in infrastructure, reliable operation, a kind of press machine double friction clutch that driving torque is large.
The technical solution adopted for the present invention to solve the technical problems is: a kind of press machine double friction clutch, it comprises bent axle, gear, friction member, piston and piston cap, described gear moves and is arranged on described bent axle through bearing rotary, the cock body of described piston coordinates with the inner chamber of piston cap, in piston cap, have swivel joint hole, on piston, have the inlet hole that is communicated with piston cap inner chamber, it is characterized in that:
On the joint of described piston, piston cap, be provided with the spring pin of a plurality of pin joint pistons and piston cap, on described spring pin, be arranged with and give the spring of piston near piston cap trend, on spring pin, be provided with the locking nut of Regulation spring tension force;
Described piston, the joint of piston cap are connected with gear in circumferential fixing, axially movable mode by a plurality of guide fingers successively;
Described friction member is comprised of internal friction disc, intermediate friction dish, external friction dish, on the border of internal friction disc, external friction dish, is embedded with respectively brake pad; Described internal friction disc is nonrotational, move axially and be connected on bent axle; Described external friction dish is nonrotational, move axially and be connected on internal friction disc; Described intermediate friction dish is arranged between internal friction disc and external friction dish, and circumferentially fixes, moves axially and be arranged with on guide finger;
Described internal friction disc, external friction dish rely on respectively brake pad and the intermediate friction dish frictional engagement on it; Brake pad frictional engagement on the friction part of described piston and external friction dish; Described gear and the brake pad frictional engagement on internal friction disc.
Friction member of the present invention is comprised of internal friction disc, intermediate friction dish and external friction dish, and internal friction disc is nonrotational, move axially and be connected on bent axle, and external friction dish is nonrotational, move axially and be connected on internal friction disc; Intermediate friction dish is arranged between internal friction disc and external friction dish, and circumferentially fix, move axially and be arranged with on guide finger, internal friction disc, external friction dish rely on respectively brake pad and the intermediate friction dish frictional engagement being inlaid on its border, brake pad frictional engagement on the friction part of piston and external friction dish, the brake pad frictional engagement on gear and internal friction disc.The present invention is designed to two friction disks by the single friction disk dish of conventional construction, and the friction disk driving torque of equivalent diameter increases approximately one times.Compare with existing technology, that the present invention has advantages of is rational in infrastructure, reliable operation, driving torque is large, volume is little, processing cost is low.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention will be further described.
Fig. 1 is the main sectional view of a kind of structure of the present invention.
In figure: 1. bent axle, 2. gear, 3. friction member, 31. internal friction discs, 311. interior brake pads, 32. intermediate friction dishes, 33. external friction dishes, 331. external friction pieces, 4. piston, 5. piston cap, 6. swivel joint hole, 7. inlet hole, 8. spring pin, 9. spring, 10. locking nut, 11. guide fingers.
Embodiment
In Fig. 1, a kind of press machine double friction clutch, it comprises bent axle 1, gear 2, friction member 3, piston 4 and piston cap 5.
As shown in Figure 1, gear 1 moves and is arranged on bent axle 1 through bearing rotary.
In Fig. 1, the cock body of piston 4 coordinates with the inner chamber of piston cap 5.Between the cock body of piston 4 and the inner chamber of piston cap 5, be provided with routinely seal ring
.
As shown in Figure 1, in piston cap 5, have swivel joint hole 6, on piston 4, have the inlet hole 7 that is communicated with piston cap inner chamber.
In Fig. 1, in the joint week of piston 4, piston cap 5, be upwards provided with a plurality of spring pin 8.Spring pin 8 by piston 4 together with piston cap 5 pin joints.On each spring pin 8, be arranged with spring 9, the locking nut 10 that has been threaded on the free end of spring pin 8, locking nut 10 is adjusted the tension force of spring 9, makes spring 9 give piston 4 near piston cap 5 trend.
As shown in Figure 1, the joint of piston 4, piston cap 5 is connected with gear 2 in circumferential fixing, axially movable mode by a plurality of guide fingers 11 successively.
In Fig. 1, friction member 3 is comprised of internal friction disc 31, intermediate friction dish 32, external friction dish 33.
On the border of internal friction disc 31, be evenly embedded with six interior brake pads 311; On the border of friction disk 33, be embedded with equally outside six external friction pieces 331.
In using process of the present invention, from the pressurized air of clutch gas receiver through duplex solenoid valve, swivel joint is by the swivel joint hole 6 in piston cap 5, inlet hole 7 on piston 4 enters the inner chamber of piston cap 5, the tension force that promotion piston 4 overcomes spring 9 moves, make the friction part of piston 4 and the external friction piece 331 on external friction dish 33, external friction piece 331 and the intermediate friction dish 32 of external friction dish 33, the interior brake pad 311 of intermediate friction dish 32 and internal friction disc 31, interior brake pad on internal friction disc 31 and gear 2 frictional engagement and drive crankshaft-synchronous to rotate, thereby realize the transmission of power source, when compressed gas source stops, the tension force of spring 9 promotes piston 4 near piston cap 5, thereby the friction part of piston 4 and the external friction piece 331 of external friction dish 33 are separated, and the rotating power of gear 2 can be delivered on bent axle 1, realizes the disengaging of power source.
Claims (1)
1. a press machine double friction clutch, it comprises bent axle, gear, friction member, piston and piston cap, described gear is arranged on described bent axle through bearing rotary is moving; The cock body of described piston coordinates with the inner chamber of piston cap; In piston cap, have swivel joint hole, on piston, have the inlet hole that is communicated with piston cap inner chamber, it is characterized in that:
On the joint of described piston, piston cap, be provided with the spring pin of a plurality of pin joint pistons and piston cap, on described spring pin, be arranged with and give the spring of piston near piston cap trend, on spring pin free end, be provided with the locking nut of Regulation spring tension force;
Described piston, the joint of piston cap are connected with gear in circumferential fixing, axially movable mode by a plurality of guide fingers successively;
Described friction member is comprised of internal friction disc, intermediate friction dish, external friction dish, on the border of internal friction disc, external friction dish, is embedded with respectively brake pad; Described internal friction disc is nonrotational, move axially and be connected on bent axle; Described external friction dish is nonrotational, move axially and be connected on internal friction disc; Described intermediate friction dish is arranged between internal friction disc and external friction dish, and circumferentially fixes, moves axially and be arranged with on guide finger;
Described internal friction disc, external friction dish rely on respectively brake pad and the intermediate friction dish frictional engagement on it; Brake pad frictional engagement on the friction part of described piston and external friction dish; Described gear and the brake pad frictional engagement on internal friction disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310731998.8A CN103697081A (en) | 2013-12-27 | 2013-12-27 | Double-plate friction clutch of press machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310731998.8A CN103697081A (en) | 2013-12-27 | 2013-12-27 | Double-plate friction clutch of press machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103697081A true CN103697081A (en) | 2014-04-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310731998.8A Pending CN103697081A (en) | 2013-12-27 | 2013-12-27 | Double-plate friction clutch of press machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103697081A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217554A (en) * | 2021-05-08 | 2021-08-06 | 项才 | Automobile swing arm production equipment based on roll forging process and production process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB681631A (en) * | 1950-06-30 | 1952-10-29 | Massey Ltd B & S | Improvements in or relating to friction clutch and flywheel assemblies |
| CN2264274Y (en) * | 1995-06-05 | 1997-10-08 | 陆瑞兴 | Piston type pneumatic clutch |
| CN102990976A (en) * | 2012-08-20 | 2013-03-27 | 浙江博雷重型机床制造有限公司 | Forging and pressing machine |
| CN102990975A (en) * | 2012-08-17 | 2013-03-27 | 浙江博雷重型机床制造有限公司 | Press |
| CN203670537U (en) * | 2013-12-27 | 2014-06-25 | 荣成金辰机械制造有限公司 | Double-disk friction clutch of press machine |
-
2013
- 2013-12-27 CN CN201310731998.8A patent/CN103697081A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB681631A (en) * | 1950-06-30 | 1952-10-29 | Massey Ltd B & S | Improvements in or relating to friction clutch and flywheel assemblies |
| CN2264274Y (en) * | 1995-06-05 | 1997-10-08 | 陆瑞兴 | Piston type pneumatic clutch |
| CN102990975A (en) * | 2012-08-17 | 2013-03-27 | 浙江博雷重型机床制造有限公司 | Press |
| CN102990976A (en) * | 2012-08-20 | 2013-03-27 | 浙江博雷重型机床制造有限公司 | Forging and pressing machine |
| CN203670537U (en) * | 2013-12-27 | 2014-06-25 | 荣成金辰机械制造有限公司 | Double-disk friction clutch of press machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217554A (en) * | 2021-05-08 | 2021-08-06 | 项才 | Automobile swing arm production equipment based on roll forging process and production process thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140402 |