CN201329397Y - Quick anvil exchanging and clamping device on hydraulic press - Google Patents
Quick anvil exchanging and clamping device on hydraulic press Download PDFInfo
- Publication number
- CN201329397Y CN201329397Y CNU2008203039272U CN200820303927U CN201329397Y CN 201329397 Y CN201329397 Y CN 201329397Y CN U2008203039272 U CNU2008203039272 U CN U2008203039272U CN 200820303927 U CN200820303927 U CN 200820303927U CN 201329397 Y CN201329397 Y CN 201329397Y
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- Prior art keywords
- pull bar
- anvil
- clamping
- hydraulic press
- clamping device
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Abstract
The utility model discloses a quick anvil exchanging and clamping device on hydraulic press with high operating efficiency. The device comprises a clamping mechanism which is installed in the movable beam and is provided with a telescopic tension rod. The lower end of tension rod is installed with a clamping head which can rotate horizontally. The clamping head is provided with at least one clamping surface which is radically installed for clamping the upper anvil and fixing on the lower surface of movable beam. The device of the utility model greatly shortens the exchanging time of upper anvil. Simultaneously the upper anvil is closely pressed on the lower surface of movable beam without nose or vibration in the operating process of hydraulic press.
Description
Technical field
The utility model relates to hydraulic press, is specifically related to the quick change and the clamping device of anvil on the hydraulic press.
Background technology
Existing large free forging hydraulic press, the lower surface of its moved cross beam is fixed with anvil, is fixed with down anvil on the workbench on its sill.After working cylinder started, the working cylinder plunger promoted moved cross beam and goes up anvil to move downward, and makes workpiece produce plastic deformation between last anvil and following anvil.More the last anvil clamping device of traditional water press adopts pull bar to pass through nut or drift and will go up anvil block and be connected with moved cross beam.Its shortcoming is:
1) overall process is manual operations, and inefficiency is wasted time and energy;
2) in the course of work of hydraulic press,, produce the gap between last anvil block and the moved cross beam, thereby cause noise and vibration because it is loosening to be threaded.
The utility model content
The technical problem that the utility model solved is: anvil quick change and clamping device on a kind of hydraulic press of high efficiency is provided.
The technical scheme that solves the problems of the technologies described above is: anvil quick change and clamping device on the hydraulic press, comprise and be installed in the clamp mechanism that has scalable pull bar in the moved cross beam, the lower end of described pull bar is provided with the clamping head that can horizontally rotate, and being used for of having on the described clamping head that at least one radially is provided with will be gone up anvil and be clamped and be fixed on clamping area on the moved cross beam lower surface.
The beneficial effects of the utility model are: go up anvil by the clamping head clamping and be close to the lower surface of moved cross beam, in the time of need replacing with anvil, moved cross beam moves downward until upper and lower anvil by last, this moment, the clamp mechanism pushing drawing rod unclamped clamping head downwards, horizontally rotates clamping head then its clamping area and last anvil are broken away from; When installing anvil, the clamp mechanism pushing drawing rod moves downward and rotates clamping head and makes its clamping area touch anvil, and clamp mechanism acted on pull bar pull bar was moved upward this moment, thereby will go up the anvil clamping and be close to the lower surface of moved cross beam by clamping area.This device has shortened the replacing time of last anvil greatly, and in the hydraulic press course of work, last anvil is pressed on the moved cross beam lower surface tightly, noiselessness and vibration simultaneously.
Description of drawings
Fig. 1 is the structural representation of anvil quick change and clamping device on the application's hydraulic press.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the cutaway view of clamping hydraulic cylinder among Fig. 1.
Fig. 4 is the partial enlarged drawing at A place among Fig. 3.
Fig. 5 is the user mode figure of anvil quick change and clamping device on the application's hydraulic press.
Fig. 6 is the scheme of installation of anvil quick change and clamping device on the application's hydraulic press.
Fig. 7 is the vertical view of Fig. 5.
Be labeled as among the figure: hydraulic cylinder 1, connecting rod 2, clamping hydraulic cylinder 3, nut 4, cylinder body 5, thrust bearing 6, piston 7, back-moving spring 8, rotary crank 9, pull bar 10, clamping head 11, clamping area 12, moved cross beam 13, last anvil 14, seal 15, guide pin bushing 16.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
As Fig. 1～shown in Figure 7, anvil quick change and clamping device comprise and are installed in the clamp mechanism that has scalable pull bar 10 in the moved cross beam 13 on this hydraulic press, the lower end of described pull bar 10 is provided with the clamping head 11 that can horizontally rotate, and being used for of having on the described clamping head 11 that at least one radially is provided with will be gone up anvil 14 and be clamped and be fixed on clamping area 12 on moved cross beam 13 lower surfaces.Last anvil 14 is by clamping head 11 clampings and be close to the lower surface of moved cross beam 13, in the time of need replacing with anvil 14, moved cross beam 13 moves downward until upper and lower anvil by last, clamp mechanism pushing drawing rod 10 unclamps clamping head 11 downwards at this moment, horizontally rotates clamping head 11 then its clamping area 12 and last anvil 14 are broken away from; When installing anvil 14, clamp mechanism pushing drawing rod 10 moves downward and rotates clamping head 11 and makes its clamping area 12 touch anvil 14, clamp mechanism acted on pull bar 10 pull bar 10 was moved upward this moment, thereby will go up the anvil clamping and be close to the lower surface of moved cross beam 13 by clamping area 12.This device has shortened the replacing time of last anvil 14 greatly, and in the hydraulic press course of work, last anvil 14 is pressed on moved cross beam 13 lower surfaces tightly, noiselessness and vibration simultaneously.Wherein, clamping head 11 preferably drives to do by rotating mechanism and horizontally rotates motion, to realize quick change and clamping.
Embodiment
As Fig. 1～shown in Figure 7, clamping head 11 is a T shape head, has two symmetrically arranged clamping areas 12.Clamp mechanism adopts clamping hydraulic cylinder 3, the piston 7 that described clamping hydraulic cylinder 3 comprises cylinder body 5 and is positioned at cylinder body 5, and the pull bar 10 in the clamp mechanism is connected with piston 7 axial restraints, and described piston 7 is connected with back-moving spring 8.The lower end of described pull bar 10 and clamping head 11 are connected to one, and the upper end is passed cylinder body 5 and is connected with rotating mechanism, make rotating mechanism pass through pull bar 10 and drive the rotation of T shape head.The upper end of described pull bar 10 is set with the rotary crank 9 with pull bar 10 axial sliding fits, and described rotary crank 9 is circumferentially fixedlyed connected with pull bar 10, and rotary crank 9 drives to do by hydraulic cylinder 1 and horizontally rotates.Wherein, the cylinder body of hydraulic cylinder 1 and 13 best universal connections of moved cross beam, with realize hydraulic cylinder 1 up and down and left rotation and right rotation move, thereby effectively evade all kinds of contingent interference in open die forging process and replacing, the clamping mold process, stuck phenomenon.In addition, described pull bar 10 circumferentially is slidingly matched with piston 7, when rotating cylinder 1 drives pull bar 10 rotations, piston 7 is rotated like this.For ease of pull bar 10 and piston 7 relative rotations, the top that is positioned at piston 7 on the described pull bar 10 is set with thrust bearing 6, described thrust bearing 6 by be installed in nut 4 axial lockings on the pull bar 10 and be fixed on piston 7 and nut 4 between.Can also play the effect of adjusting back-moving spring 8 pretightning forces by rotation nut 4.The last anvil quick change and the clamping device of this hydraulic press comprise two clamping hydraulic cylinders 3, the rotary crank 9 that lays respectively on adjacent two pull bars 10 in two clamping hydraulic cylinders 3 is in transmission connection by connecting rod 2, like this by a rotating cylinder 1 can drive these two connecting rods 2 synchronously, in the same way the rotation.In addition, pull bar 10 is provided with seal 15 with the mating surface of piston 7 and cylinder body 5.Like this, when the epicoele of clamping hydraulic cylinder 3 advanced pressure oil, seal 15 can prevent the leakage of hydraulic oil.As Fig. 7, the guide pin bushing 16 suitable with pull bar 10 is installed on the cylinder body 5, the upper end of pull bar 10 is passed guide pin bushing 16 and is connected with rotating mechanism, and described seal 15 is arranged circumferentially on the inwall of guide pin bushing 16.After guide pin bushing 16 wearing and tearing, can change easily.Guide pin bushing 16 is fixed in the upper end wall of cylinder body 5 by end cap up and down among the figure, so that dismounting.
When anvil quick change and clamping device are worked on this hydraulic press, moved cross beam 13 moves downward until last, following anvil is by last, the epicoele of clamping hydraulic cylinder 3 advances pressure oil, the spring force that the pull bar 10 of promotion piston 7 and band T shape head overcomes back-moving spring 8 moves downward, this moment, the bar chamber of hydraulic cylinder 1 was in nothing pressure or depressurization phase, plunger shaft to hydraulic cylinder 1 is advanced pressure oil, and then by pull bar 10 half-twists in the connecting rod 2 drives two clamping hydraulic cylinders 3, the shape of slotted hole length direction in T shape head and the last anvil 14 is matched, and moved cross beam 13 moves upward and withdraws from fully from last anvil 14 until T shape head then.Travelling table shifts out, following anvil, change hammering block, the last anvil 14 that travelling table will more be finished changing is again delivered to T shape head and last anvil 14 slotted hole aligned position, moved cross beam 13 moves downward until moved cross beam 13 lower planes by last anvil 14, clamping hydraulic cylinder 3 epicoeles advance pressure oil, promotion piston 7 and pull bar 10 overcome spring force and move downward, the plunger shaft release of hydraulic cylinder 1, pressure oil is advanced in the bar chamber, and the pull bar 10 that drives in the two clamping hydraulic cylinders 3 by connecting rod 2 turns round 90 °, make T shape head vertical with the length direction of last anvil 14 slotted holes, clamping hydraulic cylinder 3 epicoele releases subsequently, piston 7 and pull bar 10 upwards will gone up anvil 14 tensions on moved cross beam 13 lower planes under the spring force effect of back-moving spring 8, hydraulic cylinder 1 bar chamber release, thus an operation of going up anvil quick change and clamping finished.Said process is to finish automatically basically, shortens frock greatly and changes the time.In the hydraulic press course of work, last anvil 14 is pressed on moved cross beam 13 lower planes tightly, noiselessness and vibration.
Claims (10)
1. anvil quick change and clamping device on the hydraulic press, it is characterized in that: comprise being installed in the clamp mechanism that has scalable pull bar (10) in the moved cross beam (13), the lower end of described pull bar (10) is provided with the clamping head (11) that can horizontally rotate, and being used for of having on the described clamping head (11) that at least one radially is provided with will be gone up anvil (14) and be clamped and be fixed on clamping area (12) on moved cross beam (13) lower surface.
2. anvil quick change and clamping device on the hydraulic press as claimed in claim 1 is characterized in that: described clamping head (11) drives to do by rotating mechanism and horizontally rotates motion.
3. anvil quick change and clamping device on the hydraulic press as claimed in claim 1 or 2, it is characterized in that: described clamp mechanism adopts clamping hydraulic cylinder (3), the piston (7) that described clamping hydraulic cylinder (3) comprises cylinder body (5) and is positioned at cylinder body (5), described pull bar (10) is connected with piston (7) axial restraint, and described piston (7) is connected with back-moving spring (8).
4. anvil quick change and clamping device on the hydraulic press as claimed in claim 3 is characterized in that: the lower end of described pull bar (10) and clamping head (11) are connected to one, and the upper end is passed cylinder body (5) and is connected with rotating mechanism.
5. anvil quick change and clamping device on the hydraulic press as claimed in claim 4, it is characterized in that: the top that is positioned at piston (7) on the described pull bar (10) is set with thrust bearing (6), described thrust bearing (6) by be installed in nut (4) axial locking on the pull bar (10) and be fixed on piston (7) and nut (4) between.
6. anvil quick change and clamping device on the hydraulic press as claimed in claim 4, it is characterized in that: the upper end of described pull bar (10) is set with the rotary crank (9) with pull bar (10) axial sliding fit, described rotary crank (9) is circumferentially fixedlyed connected with pull bar (10), and rotary crank (9) drives to do by hydraulic cylinder (1) and horizontally rotates.
7. anvil quick change and clamping device on the hydraulic press as claimed in claim 6 is characterized in that: the cylinder body of described hydraulic cylinder (1) and universal connection of moved cross beam (13).
8. anvil quick change and clamping device on the hydraulic press as claimed in claim 6 is characterized in that: the rotary crank (9) on adjacent two pull bars (10) is in transmission connection by connecting rod (2).
9. anvil quick change and clamping device on the hydraulic press as claimed in claim 4 is characterized in that: described pull bar (10) is provided with seal (15) with the mating surface of piston (7) and cylinder body (5).
10. anvil quick change and clamping device on the hydraulic press as claimed in claim 9, it is characterized in that: be equipped with on the described cylinder body (5) and the suitable guide pin bushing (16) of pull bar (10), the upper end of pull bar (10) is passed guide pin bushing (16) and is connected with rotating mechanism, and described seal (15) is arranged circumferentially on the inwall of guide pin bushing (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203039272U CN201329397Y (en) | 2008-12-31 | 2008-12-31 | Quick anvil exchanging and clamping device on hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203039272U CN201329397Y (en) | 2008-12-31 | 2008-12-31 | Quick anvil exchanging and clamping device on hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201329397Y true CN201329397Y (en) | 2009-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008203039272U Expired - Lifetime CN201329397Y (en) | 2008-12-31 | 2008-12-31 | Quick anvil exchanging and clamping device on hydraulic press |
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|---|---|
| CN (1) | CN201329397Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101797620A (en) * | 2010-03-18 | 2010-08-11 | 太原重工股份有限公司 | Self-rotating clamping device used for rapidly changing upper anvil for forging press |
| CN102773395A (en) * | 2012-07-02 | 2012-11-14 | 中国重型机械研究院有限公司 | Disk spring type upper anvil clamping, rotating and rapid exchanging system for pull-down type forging press |
| CN102773394A (en) * | 2012-07-02 | 2012-11-14 | 中国重型机械研究院有限公司 | Upper anvil clamping, rotating and rapid exchanging system for pull-down type forging press |
| CN102861853A (en) * | 2012-10-12 | 2013-01-09 | 芜湖新兴铸管有限责任公司 | Anvil replacing device of manipulator and operation method thereof |
| CN106762929A (en) * | 2017-02-23 | 2017-05-31 | 中聚信海洋工程装备有限公司 | The hydraulic circuit and fuel supply method of anvil block locking on a kind of hydrostatic forging machine |
| CN114161766A (en) * | 2021-12-08 | 2022-03-11 | 中国第一重型机械股份公司 | Heavy-load clamping device and hydraulic machine |
-
2008
- 2008-12-31 CN CNU2008203039272U patent/CN201329397Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101797620A (en) * | 2010-03-18 | 2010-08-11 | 太原重工股份有限公司 | Self-rotating clamping device used for rapidly changing upper anvil for forging press |
| CN101797620B (en) * | 2010-03-18 | 2011-10-05 | 太原重工股份有限公司 | Self-rotating clamping device used for rapidly changing upper anvil for forging press |
| CN102773395A (en) * | 2012-07-02 | 2012-11-14 | 中国重型机械研究院有限公司 | Disk spring type upper anvil clamping, rotating and rapid exchanging system for pull-down type forging press |
| CN102773394A (en) * | 2012-07-02 | 2012-11-14 | 中国重型机械研究院有限公司 | Upper anvil clamping, rotating and rapid exchanging system for pull-down type forging press |
| CN102773394B (en) * | 2012-07-02 | 2014-10-01 | 中国重型机械研究院有限公司 | Upper anvil clamping, rotating and rapid exchanging system for pull-down type forging press |
| CN102773395B (en) * | 2012-07-02 | 2015-01-28 | 中国重型机械研究院有限公司 | Disk spring type upper anvil clamping, rotating and rapid exchanging system for pull-down type forging press |
| CN102861853A (en) * | 2012-10-12 | 2013-01-09 | 芜湖新兴铸管有限责任公司 | Anvil replacing device of manipulator and operation method thereof |
| CN102861853B (en) * | 2012-10-12 | 2014-12-31 | 芜湖新兴铸管有限责任公司 | Anvil replacing device of manipulator and operation method thereof |
| CN106762929A (en) * | 2017-02-23 | 2017-05-31 | 中聚信海洋工程装备有限公司 | The hydraulic circuit and fuel supply method of anvil block locking on a kind of hydrostatic forging machine |
| CN106762929B (en) * | 2017-02-23 | 2018-03-13 | 中聚信海洋工程装备有限公司 | The hydraulic circuit and fuel supply method that anvil block is locked on a kind of hydrostatic forging machine |
| CN114161766A (en) * | 2021-12-08 | 2022-03-11 | 中国第一重型机械股份公司 | Heavy-load clamping device and hydraulic machine |
| CN114161766B (en) * | 2021-12-08 | 2024-04-09 | 中国第一重型机械股份公司 | Heavy-load clamping device and hydraulic press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091021 |
|
| CX01 | Expiry of patent term |