CN202527641U - Friction screw press - Google Patents
Friction screw press Download PDFInfo
- Publication number
- CN202527641U CN202527641U CN2012201222443U CN201220122244U CN202527641U CN 202527641 U CN202527641 U CN 202527641U CN 2012201222443 U CN2012201222443 U CN 2012201222443U CN 201220122244 U CN201220122244 U CN 201220122244U CN 202527641 U CN202527641 U CN 202527641U
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- CN
- China
- Prior art keywords
- friction pulley
- flywheel
- rotating shaft
- cylinder body
- friction
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a friction screw press. The friction screw press comprises a flywheel. The flywheel is connected with a slide block through a screw pair, and is provided with a first edge and a second edge. The first edge is installed relatively to a first end of a first friction wheel. The second edge is installed relatively to a first end of a second friction wheel. The center of a second end of the first friction wheel is provided with a rotation shaft. The rotation shaft is connected with a first cylinder body in a sealing mode. A first reset mechanism is installed between the rotation shaft and the first cylinder body. The first end of the first friction wheel is further provided with a chamber serving as a second cylinder body. The second cylinder body is connected with a second end of the second friction wheel in a sealing mode. The second friction wheel rotates along with the first friction wheel. A second reset mechanism is installed between the second friction wheel and the first friction wheel. According to the friction screw press, by means of the design of the first friction wheel and the second friction wheel, the structure is compact. Meanwhile, the simultaneous rotation of the first friction wheel and the second friction wheel is achieved due to delicate design of the first cylinder body and the second cylinder body. Besides, the second friction wheel can make axial movements relatively to the first friction wheel.
Description
Technical field
The utility model belongs to the forging field, relates to a kind of fly press specifically.
Background technology
Traditional friction screw press is that a friction pulley respectively is set in the flywheel both sides, and one is used to depress slide block, and another is used to promote slide block.In the forging and pressing process, two friction pulley alternating actions compress flywheel when depressing friction pulley, promote friction pulley simultaneously and break away from flywheel, and flywheel drives slide block and carries out descending forging and pressing; Compress flywheel when promoting friction pulley, break away from flywheel and depress friction pulley, flywheel rotates in the opposite direction, and drives the slide block rise.The defective of the friction pulley of this form is, because the friction pulley of each all sides has very big side force to flywheel generation effect, and the copper nut well damage on the screw rod, and also the forging ability is also low.
A kind of improved fly press was arranged again afterwards, saw that publication number was the Chinese utility model patent of CN101244635A.This fly press comprises four friction pulleys, two positions that are arranged symmetrically in respect to the flywheel top, two positions that are arranged symmetrically in respect to the flywheel bottom in addition.When slide block wants descending, above two friction pulleys compress flywheel simultaneously, make it towards direction rotation, and when slide block gos up, above two friction pulleys disengaging flywheels, below two friction pulleys compress flywheel, it is rotated in the opposite direction.The friction pulley of the same side is homodromal, connects through a lever, and the center of lever is a fulcrum, also is provided with an oil cylinder or cylinder on the lever, and piston produces displacement, and lever is rotated around fulcrum, thereby realizes controlling of two friction pulleys up and down.Though this structure has solved the problem of above-mentioned side force, obviously also brought new defective, at first, the quantity of friction pulley increases to some extent, and cost improves, and takes up room, secondly, and the both bad operation of lever-oil cylinder (cylinder) mechanism, also unstable.
The utility model content
The technical problem that the utility model will solve provides a kind of fly press, can in forcing press forging process, avoid producing side force, the while compact conformation, and can control friction pulley well, overcome the defective that exists in the prior art.
The utility model adopts following technical scheme:
A kind of fly press comprises flywheel, and said flywheel is connected with slide block through screw pair; Said flywheel is provided with first edge, second edge; First end of said first edge and first friction pulley is oppositely arranged, and first end of said second edge and second friction pulley is oppositely arranged, and the center of second end of said first friction pulley is provided with rotating shaft; The said rotating shaft and first cylinder body are tightly connected; Establish first response agency between the said rotating shaft and first cylinder body, first end of said first friction pulley also is provided with the chamber as second cylinder body, and second end of said second cylinder body and said second friction pulley is tightly connected; Said second friction pulley rotates with first friction pulley, is provided with second response agency between second friction pulley and first friction pulley.
Further, said rotating shaft center is provided with first passage, and second end of said first friction pulley is provided with second channel, and second end of said first friction pulley is covered with seal cover, the chamber in said first friction pulley, second channel and first passage connection.
Further, said flywheel comprises the flywheel body, and said first edge, second edge are radially outwards outstanding bead from flywheel body bottom and top.
Further, during original state, the end face of first end of first friction pulley than the end face of first end of second friction pulley more near flywheel.
Further, first end of said second friction pulley is provided with periphery, and said periphery is that key is connected with the chamber inner wall of said first friction pulley.
Further, said rotating shaft is connected with frame through clutch shaft bearing diametrically, and said first cylinder body is fixed on the frame, establishes piston in said first cylinder body, and said piston and rotating shaft also are provided with second bearing diametrically.
Further, said first response agency comprises first spring, and said first spring axially is provided with along rotating shaft, and an end of first spring is connected with said frame, when rotating shaft is moved to flywheel vertically, and said first spring stress compression.
Further; Said second response agency comprises second spring, bolt, and said second spring housing is on said bolt, and an end of said bolt is fixed in first end of second friction pulley; The other end is in second end of first friction pulley; And be provided with nut, said second spring, one end contacts with first friction pulley, and the other end contacts with nut.
Further, also comprise control module, said control module is responsible for producing pressure, in the chamber through first passage, second channel to the first friction pulley, promotes second friction pulley.
The fly press that the utility model relates to is owing to established friction drive device in bilateral symmetry, and when friction pulley compressed flywheel, the flywheel symmetry was stressed, had protected screw rod like this.The design of first, second friction pulley makes compact conformation, and ingenious first, second cylinder body that designed has realized that first, second friction pulley can rotate simultaneously simultaneously, and second friction pulley can move axially with respect to the first friction crop rotation again.Can be known that by above content the friction drive device of the utility model can be that even numbers is individual, the both sides that are arranged symmetrically in fly press get final product.
Description of drawings
The structural representation of the fly press that Fig. 1 relates to for the utility model.
Fig. 2 is the part enlarged drawing of Fig. 1.
The specific embodiment
Referring to Fig. 1, the structural representation of the fly press that relates to for the utility model.Comprise the flywheel 1 that horizontally rotates, said flywheel 1 connecting screw rod 30, screw rod 30 is formed screw pair with the nut 29 in the slide block 31.The bilateral symmetry of flywheel 1 is provided with friction drive device, is installed on the frame 21.
Referring to Fig. 2, be the part enlarged drawing of Fig. 1.Said flywheel 1 comprises flywheel body 2, and body 2 outer faces are provided with first edge 3, second edge 4.Be so specifically, said first edge 3, second edge 4 are radially outwards outstanding bead from flywheel body 2 bottoms and top.The position of the friction pulley 5,6 in flywheel 1 and the friction drive device is following: first end 7 of said first edge 3 and first friction pulley 5 is oppositely arranged, and first end 9 of said second edge 4 and second friction pulley 6 is oppositely arranged.Here, first friction pulley 5 is that first end, 7, the first friction pulleys 5 of first friction pulley 5 are second end 8 of first friction pulley 5 away from the part of flywheel 1 near the part of flywheel 1; Likewise, second friction pulley 6 is that first end, 7, the second friction pulleys 6 of first friction pulley 5 are second end 8 of first friction pulley 5 away from the part of flywheel 1 near the part of flywheel 1.Second friction pulley 6 is embedded in first friction pulley 5, and two friction pulleys 5,6 and flywheel 1 are the settings of staggering.The center of second end 8 of said first friction pulley 5 is provided with rotating shaft 11, the first friction pulleys 5 and is fixedly connected with said rotating shaft 11, and rotating shaft 11 both can be rotated, and also can move axially along rotating shaft 11, has so just realized the rotation and the translation of first friction pulley 5.
Said rotating shaft 11 is connected with frame 21 through clutch shaft bearing 15 diametrically, and preferably, clutch shaft bearing 15 is the cylinder ball bearing.Visible by figure, clutch shaft bearing 15 has two, is installed in the both sides of frame 21, supporting revolving shaft 11.The rotation of rotating shaft 11 is driven by external driving mechanism, can be motor specifically, and bring conveying through transmission.Rotating shaft 11 motions can not have influence on frame 21.Said rotating shaft 11 also is tightly connected with first cylinder body 12, and in the present embodiment, first cylinder body 12 is a cylinder.Said first cylinder body 12 is fixed on the frame 21, establishes piston in said first cylinder body 12, and said piston and rotating shaft 11 also are provided with second bearing 16 diametrically.Edge A shown in Figure 1 is to moving in first cylinder body 12 when piston, and said piston is with the power transmission in the said rotating shaft 11 through second bearing 16, thereby it is mobile vertically to drive rotating shaft 11, and first friction pulley 5 also moves thereupon.
Establish first response agency between the said rotating shaft 11 and first cylinder body 12.Be so specifically, said first response agency comprises first spring 19, and said first spring 19 axially is provided with along rotating shaft 11; One end of first spring 19 is connected with said frame 21, and the other end connects the 3rd bearing 18, preferably; The 3rd bearing 18 adopts plain thrust bearing; The 3rd bearing 18 is installed on the bearing block 17, and the 3rd bearing 18, bearing block 17 all be enclosed within the rotating shaft 11, and bearing block 17 is fixedly connected with rotating shaft 11.When piston moved, rotating shaft 11 was moved to flywheel 1 vertically on the one hand, and bearing block 17 promotes the 3rd bearing 18 extruding first spring 19 on the other hand simultaneously, and said first spring 19 can receive force compresses.
Be provided with second response agency between said second friction pulley 6 and first friction pulley 5.Said second response agency comprises second spring 20, bolt 23; Said second spring 20 is enclosed within on the said bolt 23; One end of said bolt 23 is fixed in first end 9 of second friction pulley 6, in the endoporus of the other end on second end 8 of first friction pulley 5, and is provided with nut 22; Said second spring, 20 1 ends contact with first friction pulley 5, and the other end contacts with nut 22.When second friction pulley 6 produces axial displacements with respect to first friction pulley 5, second spring 20 receives force compresses.
Said rotating shaft 11 centers are provided with first passage 24, and preferably, in the present embodiment, said first passage 24 is a pore.Second end 8 of said first friction pulley 5 is provided with second channel 25; Likewise; Second channel 25 can be a pore, and second end 8 of said first friction pulley 5 is covered with seal cover 26, the chamber in said first friction pulley 5, second channel 25 and first passage 24 connections.Also be provided with control module outside the frame 21, said control module is responsible for producing pressure, and is as shown in Figure 2; Pressure enters the mouth B to entering from first passage 24; Along the direction of arrow, in the chamber through first passage 24, second channel 25 to first friction pulleys 5, promote second friction pulley 6.
Next introduce the operation principle of the fly press that the utility model relates to:
During original state, the end face of first end 7 of first friction pulley 5 than the end face of first end 9 of second friction pulley 6 more near flywheel 1.Because friction drive device is respectively established in frame 21 both sides, the direction of rotation of both sides friction pulley is reverse.Friction drive device with a side is an example now, electric motor starting, and driving-belt work makes rotating shaft 11 rotations.Piston moves in first cylinder body 12, through second bearing 16 rotating shaft 11 is moved vertically towards flywheel 1, touches first edge 3 of flywheel 1 until first end 7 of first friction pulley 5, and drives flywheel 1 rotation.Therefore because this moment, the end face of first end 9 of second friction pulley 6 is not also run into second edge 4 of flywheel 1, has only first friction pulley 5 form of symmetry (and with) to compress flywheel 1, flywheel 1 rotation, and slide block 31 moves downward.At this moment, the motion of rotating shaft 11 drives bearing block 17 translation together, and first spring 19 receives force compresses.
When slide block 31 goes downwards to certain position, piston stops power transmission, relies on the return action of first spring 19, and the 3rd bearing 18, bearing block 17 return, and drive rotating shaft 11 and move axially in the opposite direction, can initial position with the piston top.Simultaneously first friction pulley 5, second friction pulley 6 also return, and first friction pulley 5 breaks away from flywheels 1.Treat that slide block 31 speed are zero, accomplish downward storke.
Then, control module work, Pneumatic pipe cleaner is crossed the chamber of first passage 24, second channel 25 arrival first friction pulley 5; 13 work of second cylinder body, this moment, second end 10 of second friction pulley 6 served as piston, and second friction pulley 6 is done relative motion (first friction pulley 5 is not done axial displacement) with respect to first friction pulley 5; Touch second edge 4 of flywheel 1 until first end 9 of second friction pulley 6, same, compress flywheel 1; Flywheel 1 rotates in the opposite direction, and slide block 31 moves upward.
When slide block 31 is up to certain displacement, control module stops to carry air pressure, relies on the return action of second spring 20, and bolt 23, second friction pulley 6 return, and second friction pulley 6 breaks away from flywheels 1, the original state in getting back to first friction pulley 5.Treat that slide block 31 speed are zero, accomplish up stroke.
First, second first, second friction pulley 5,6 of cylinder body 12,13 blocked operations has formed the course of work of the fly press that the utility model relates to.
Claims (9)
1. fly press; Comprise flywheel (1); Said flywheel (1) is connected with slide block (31) through screw pair, and it is characterized in that: said flywheel (1) is provided with first edge (3), second edge (4), and said first edge (3) is oppositely arranged with first end (7) of first friction pulley (5); Said second edge (4) is oppositely arranged with first end (9) of second friction pulley (6); The center of second end (8) of said first friction pulley (5) is provided with rotating shaft (11), and said rotating shaft (11) is tightly connected with first cylinder body (12), establishes first response agency between said rotating shaft (11) and first cylinder body (12); First end (7) of said first friction pulley (5) also is provided with the chamber as second cylinder body (13); Said second cylinder body (13) is tightly connected with second end (10) of said second friction pulley (6), and said second friction pulley (6) rotates with first friction pulley (5), is provided with second response agency between second friction pulley (6) and first friction pulley (5).
2. fly press according to claim 1; It is characterized in that: said rotating shaft (11) center is provided with first passage (24); Second end (8) of said first friction pulley (5) is provided with second channel (25); And second end (8) of said first friction pulley (5) is covered with seal cover (26), and the chamber in said first friction pulley (5), second channel (25) and first passage (24) are communicated with.
3. fly press according to claim 1 is characterized in that: said flywheel (1) comprises flywheel body (2), and said first edge (3), second edge (4) are radially outwards outstanding bead from flywheel body (2) bottom and top.
4. fly press according to claim 1 is characterized in that: during original state, the end face of first end (7) of first friction pulley (5) than the end face of first end (9) of second friction pulley (6) more near flywheel (1).
5. fly press according to claim 1 is characterized in that: first end (9) of said second friction pulley (6) is provided with periphery, and said periphery is that key is connected with the chamber inner wall of said first friction pulley (5).
6. fly press according to claim 1; It is characterized in that: said rotating shaft (11) is connected with frame (21) through clutch shaft bearing (15) diametrically; Said first cylinder body (12) is fixed on the frame (21); Establish piston in said first cylinder body (12), said piston and rotating shaft (11) also are provided with second bearing (16) diametrically.
7. fly press according to claim 6; It is characterized in that: said first response agency comprises first spring (19); Said first spring (19) axially is provided with along rotating shaft (11); One end of first spring (19) is connected with said frame (21), moves to flywheel (1) vertically when rotating shaft (11), and said first spring (19) receives force compresses.
8. fly press according to claim 1; It is characterized in that: said second response agency comprises second spring (20), bolt (23), and said second spring (20) is enclosed within on the said bolt (23), and an end of said bolt (23) is fixed in first end (9) of second friction pulley (6); The other end is in second end (8) of first friction pulley (5); And be provided with nut (22), said second spring (20) one ends contact with first friction pulley (5), and the other end contacts with nut (22).
9. fly press according to claim 2 is characterized in that: also comprise control module, said control module is responsible for producing pressure, to the chamber of first friction pulley (5), promotes second friction pulley (6) through first passage (24), second channel (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201222443U CN202527641U (en) | 2012-03-27 | 2012-03-27 | Friction screw press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201222443U CN202527641U (en) | 2012-03-27 | 2012-03-27 | Friction screw press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202527641U true CN202527641U (en) | 2012-11-14 |
Family
ID=47128847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201222443U Withdrawn - After Issue CN202527641U (en) | 2012-03-27 | 2012-03-27 | Friction screw press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202527641U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357807A (en) * | 2012-03-27 | 2013-10-23 | 上海运良锻压机床有限公司 | Friction screw press |
-
2012
- 2012-03-27 CN CN2012201222443U patent/CN202527641U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357807A (en) * | 2012-03-27 | 2013-10-23 | 上海运良锻压机床有限公司 | Friction screw press |
| CN103357807B (en) * | 2012-03-27 | 2015-05-06 | 上海运良锻压机床有限公司 | Friction screw press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121114 Effective date of abandoning: 20150506 |
|
| RGAV | Abandon patent right to avoid regrant |