CN202106087U - Novel friction type clutch brake mechanism of plate shearing machine - Google Patents
Novel friction type clutch brake mechanism of plate shearing machine Download PDFInfo
- Publication number
- CN202106087U CN202106087U CN2011201396224U CN201120139622U CN202106087U CN 202106087 U CN202106087 U CN 202106087U CN 2011201396224 U CN2011201396224 U CN 2011201396224U CN 201120139622 U CN201120139622 U CN 201120139622U CN 202106087 U CN202106087 U CN 202106087U
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- platen
- friction
- plate
- main shaft
- shearing machine
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- Mechanical Operated Clutches (AREA)
- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
Abstract
The utility model discloses a novel friction type clutch brake mechanism of a plate shearing machine. The spindle of the plate shearing machine is respectively provided with a ratchet keyway and an eccentric sleeve keyway, and two eccentric wheels are respectively sleeved on the spindle with the keyways; one side face of a pressure plate assembly is tightly contacted with an external friction plate, the other side face of the pressure plate assembly is annularly and tightly contacted with a friction plate arranged on the inner side of a pressure plate spring, and the pressure plate spring and the friction plates are connected in the pressure plate assembly; and a separation ratchet is sleeved on external threads of the spindle outside a spline shaft. The hub type brake system of the existing plate shearing machine is changed into the friction brake mechanism. Due to matching of a pressure plate shell and the inner friction plate as well as the outer friction plate, smooth buffering friction of a clutch can be achieved, and the damage to a gear caused by excessive loads of the brake mechanism of the existing plate shearing machine during shearing can be effectively avoided.
Description
[technical field]
The utility model relates to a kind of clutch brake mechanism of plate shearing machine, specifically, is a kind of friction-type clutch brake mechanism of plate shearing machine.
[background technology]
Plate shearing machine is usually used in cutting out the plate of linear edge, through shearing to obtain the sheet material of size conforms designing requirement.Shear technology and should be able to guarantee, and reduce the sheet material distortion as far as possible by the requirement of the linearity of the shear surface of shear material and the depth of parallelism.
The machinery plate shearing machine is a kind of plate shearing machine of present extensive use, and simple in structure, cost is lower, and operating efficiency is higher.The two ends of its main shaft are respectively equipped with clutch and braking mechanism: the main shaft clutch system adopts turn key to be connected, and clutch mainly is made up of turn key (perhaps square key), clutch discs, edge steel, plug-in strip; Its braking mechanism mainly is made up of brake wheel, brake cam, brake support arm, brake ribbon.During work, this clutch drives main axis rotation, and the main shaft of rotation with the cutter of transmission of power in cutter, is accomplished the shearing task through the eccentric wheel drivening rod; When stopping, the braking mechanism of the main shaft other end stops at cutter the position of top dead centre.Only 2 on gear wheel were stressed when this plate shearing machine machine was sheared, and brake stops at top dead centre when stopping, and so, receives the impulsive force of inertia, is easy to occur breaking off with the fingers and thumb the tooth phenomenon, causes stop production to overhaul, has consumed human and material resources, financial resources, has influenced production efficiency.
[summary of the invention]
For overcoming the deficiency of prior art, the utility model discloses a kind of novel friction clutch braking mechanism, improve the service life of clutch brake mechanism significantly.
For realizing the foregoing invention purpose, the utility model adopts following technical scheme:
The plate shearing machine friction-type clutch brake mechanism of the utility model comprises main shaft, eccentric wheel, connecting rod, main shaft axially on, be provided with two keyways, two eccentric wheels are socketed on the keyway respectively, and fix through key; Be characterized in: clutch and braking mechanism collect in an end of main shaft, mainly are made up of locking nut, separation ratchet, release bearing, platen spring, platen housing, platen, friction plate, gear wheel, bearing, ratchet keyway.Platen spring, platen housing, platen constitute the platen assembly.One end of main shaft has splined shaft, and suit friction plate on the splined shaft; There is external screw thread the end of main shaft; Two eccentric wheels on the main shaft, cover is followed two bearings respectively; The outer edge surface of bearing and gear wheel interference fit; The gear rubbing surface of gear wheel superolateral surface is a recess, and the friction plate that is enclosed within on the splined shaft is arranged in the depression gear rubbing surface of gear wheel; One side of platen closely contacts with friction plate, and its another side and platen spring are fixed; Platen has release bearing outward and separates ratchet; Separate the collar extension place that the inboard release bearing of ratchet withstands on the platen spring; Separate ratchet sleeve on the spindle nose external screw thread of splined shaft outer setting, and, fix by the locking nut of spindle nose through key and principal shaft locking; This locking nut is used for adjusting the cutter bed top dead centre of plate shearing machine, adopts the strength of self inertia easily to cut off the power separation during separation.
Said platen spring and outside friction disc are connected on the platen housing through several pins.
Said platen spring 4 has two kinds: diaphragm platen and explosion-proof platen.The diaphragm platen mainly is made up of disk spring, platen housing, platen etc., and disk spring and platen are connected on the platen housing through pin; Explosion-proof platen mainly is made up of disengaging pawl, stage clip, platen housing, platen etc., and several disengaging pawls are connected on the platen through pin, and stage clip is housed between platen and the platen housing, by bolt platen are connected with the platen housing.
As required, can be between friction plate and platen, the combination of setting up a cover or two covers or overlapping telophragma and outside friction disc more can obtain bigger frictional force with this.
During work, the tooth of gear wheel is connected with the power tooth, by power cingulum dynamic friction fluted disc and platen running, through friction plate, utilizes splined shaft that power is transferred to the work of plate shearing machine main shaft.During shutdown,, make platen move outward through separating moving of ratchet; Corresponding outer synchronously the moving of friction plate that is enclosed within on the splined shaft is so main shaft stops operating; The cooperation of platen housing, friction plate; Make the buffering friction of clutch smooth and steady, thereby realize brake function, and platen is realized locking and loosen through separating ratchet.
The beneficial effect of the utility model is:
The friction brake clutch of this plate shearing machine; The hub formula brake system of existing plate shearing machine is changed to the frictional disk brake system; Through using the cooperation of platen housing and friction plate, make and the platen housing is realized the buffering friction of clutch smooth and steady locking and loosening through separating ratchet; Overcome existing plate shearing machine braking mechanism effectively and when shearing, gear has been caused damage, is greatly enhanced the service life of brake clutch owing to overload.The utility model both had been fit to shearing equipment, also was fit to the clutch brake mechanism of bending equipment etc.
Below in conjunction with accompanying drawing and embodiment, the utility model is done further to describe.
[description of drawings]
Fig. 1 is the package assembly sketch map of present embodiment
Among the figure: 1, the adjustment nut of cutter bed top dead centre; 2, separate ratchet; 3, release bearing; 4, platen spring; 5, platen housing; 6, platen; 7, outside friction disc; 8, telophragma; 9, interior friction plate; 11, gear wheel; 12, bearing; 13, external screw thread; 14, ratchet keyway; 15, splined shaft; 16 main shafts; 17, eccentric keyway; 18 eccentric wheels; 19, connecting rod;
[specific embodiment]
Present embodiment is a kind of clutch brake mechanism of containing two friction plates, and the purpose of open the utility model is intended to protect all improvement in the utility model scope, and the utility model is not limited to following embodiment.
Fig. 1 shows the structure of the plate shearing machine friction-type brake machine of this embodiment.
The plate shearing machine friction-type braking mechanism of present embodiment comprises main shaft 16, eccentric wheel 18, the bar 19 of plate shearing machine, main shaft 16 axially on, be provided with 17, two eccentric wheels 18 of two keyways and be socketed in respectively on the keyway 17, and fix through key.Side cover at main shaft is followed bearing 12; The outer edge surface of bearing 12 and gear wheel 11 interference fit, the lateral surface of gear wheel 11 is a gear rubbing surface 10, gear wheel is installed on the bearing 12. and drive main shaft 16 through friction plate 7,9 and drive upper slitter bed completion shearing function through connecting rod 19.The endoporus and the splined shaft 15 of interior friction plate 9, outside friction disc 7 are slidingly matched.Between interior friction plate 9, outside friction disc 7, be provided with telophragma 8, wherein in friction plate 9 be arranged in the step inner recess of gear rubbing surface 10 of gear wheel 11, the transition that heads on of telophragma 8 and the step of gear rubbing surface 10 is connected.One side of platen 6 closely contacts with outside friction disc 7, and the another side of platen 6 closely contacts with the internal orifice annular of disk spring 4, and disk spring 4 is connected platen housing 5 inside with platen 6; Separate the collar extension place that ratchet 2 inboard release bearings 3 withstand on disk spring 4, separate ratchet 2 and overlap the position of ratchet keyway 14 in the drawings, the external screw thread 13 of spindle nose adjustment silk outer end is fixing by locking nut 1, forms the disc brake mechanism of said plate shearing machine.Platen spring 4 and outside friction disc 7 are connected on the platen housing 5 through several pins.
The plate shearing machine main shaft 16 of present embodiment and the cutter of plate shearing machine are connected through two connecting rods 19, and plate shearing machine main shaft 16 is connected with the plate shearing machine frame.During use, gear wheel 11 outside teeth are connected with the power tooth, by power cingulum dynamic friction fluted disc 11 and telophragma 8 and outside friction disc 7; Utilize splined shaft 15 that power is transferred to 16 work of plate shearing machine main shaft.During shutdown, through separating moving of ratchet 2, make out of control platen 6 outer moving, corresponding outer synchronously the moving of outside friction disc 7, telophragma 8 and interior friction plate 9 that are enclosed within splined shaft 15 outer rims make the frictional force of inside and outside friction plate reduce, and main shaft 16 stops operating; The cooperation of platen housing 5, telophragma 8 and interior friction plate 9, outside friction disc 7 makes and the buffering friction of clutch smooth and steady realizes brake function afterwards.
Claims (4)
1. the novel friction-type clutch brake mechanism of plate shearing machine comprises main shaft (16), eccentric wheel (18), connecting rod (19), main shaft (16) axially be provided with two keyways (17), two eccentric wheels (18) are socketed in respectively on the keyway (17), and fix through key; It is characterized in that: clutch and braking mechanism collect in an end of main shaft, mainly are made up of locking nut (1), separation ratchet (2), release bearing (3), platen spring (4), platen housing (5), platen (6), friction plate (9), gear wheel (11), bearing (12); One end of main shaft has splined shaft (15), and there is external screw thread (13) end of main shaft; Splined shaft (15) is gone up suit and friction plate (9); Two eccentric wheels (18) on the main shaft (16), cover is followed two bearings (12) respectively; The outer edge surface of bearing (12) and gear wheel (11) interference fit; The gear rubbing surface (10) of gear wheel (11) superolateral surface is a recess; Be enclosed within the friction plate (9) on the splined shaft (15), be arranged in the depression gear rubbing surface (10) of gear wheel (11); One side of platen (6) closely contacts with friction plate (9), and its another side and platen spring (4) are fixing; Platen has release bearing (3) outward and separates ratchet (2); Separate the collar extension place that the inboard release bearing (3) of ratchet (2) withstands on platen spring (4); Separating ratchet (2) is enclosed within on the spindle nose screw thread of splined shaft (15) outer setting; And through key and main shaft (16) locking, fixing by the locking nut (1) of main shaft (16) end.
2. according to the said friction-type clutch brake of claim 1 mechanism; It is characterized in that: said platen spring (4) has two kinds: diaphragm platen or explosion-proof platen; The diaphragm platen is made up of disk spring, platen housing (5), platen (6), and disk spring and platen (6) are connected on the platen housing (5) through pin; Explosion-proof platen is made up of disengaging pawl, stage clip, platen housing (5), platen (6), and several disengaging pawls are connected on the platen through pin, between platen and the platen housing stage clip is housed, and by bolt platen is connected with the platen housing.
3. according to the said friction-type clutch brake of claim 1 mechanism, it is characterized in that: between friction plate (9) and platen (6), the combination of setting up a cover or two covers or overlapping telophragma (8) and outside friction disc (7) more.
4. according to the said friction-type clutch brake of claim 1 mechanism, it is characterized in that: said platen spring (4) and outside friction disc (7) are connected on the platen housing (5) through several pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201396224U CN202106087U (en) | 2011-05-04 | 2011-05-04 | Novel friction type clutch brake mechanism of plate shearing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201396224U CN202106087U (en) | 2011-05-04 | 2011-05-04 | Novel friction type clutch brake mechanism of plate shearing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202106087U true CN202106087U (en) | 2012-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201396224U Expired - Lifetime CN202106087U (en) | 2011-05-04 | 2011-05-04 | Novel friction type clutch brake mechanism of plate shearing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202106087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240829A (en) * | 2011-05-04 | 2011-11-16 | 李向普 | Novel friction type clutch brake mechanism of steel plate shearer |
-
2011
- 2011-05-04 CN CN2011201396224U patent/CN202106087U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240829A (en) * | 2011-05-04 | 2011-11-16 | 李向普 | Novel friction type clutch brake mechanism of steel plate shearer |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120111 |
|
| CX01 | Expiry of patent term |