CN105666921A - Longitudinal double-point closed punch - Google Patents
Longitudinal double-point closed punch Download PDFInfo
- Publication number
- CN105666921A CN105666921A CN201610074576.1A CN201610074576A CN105666921A CN 105666921 A CN105666921 A CN 105666921A CN 201610074576 A CN201610074576 A CN 201610074576A CN 105666921 A CN105666921 A CN 105666921A
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- longitudinal
- drive link
- point closed
- closed punch
- connects
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
- B30B1/34—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure involving a plurality of plungers acting on the platen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/0052—Details of, or accessories for, presses; Auxiliary measures in connection with pressing for fluid driven presses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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- Fluid Mechanics (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention relates to a longitudinal double-point closed punch. The longitudinal double-point closed punch comprises a rack, a driving device, an eccentric crank shaft, two hydraulic cylinders, two connection rods, a sliding block and a working table board, wherein the two hydraulic cylinders are arranged below the eccentric crank shaft side by side; the sliding block is arranged at the bottom of the two hydraulic cylinders; and the area of the sliding block is larger than the area of the bottom parts of the two hydraulic cylinders which are arranged side by side. According to the longitudinal double-point closed punch provided by the application, the two hydraulic cylinders are arranged, and the area of the sliding block is increased, so that the stressed area of a mould is increased; punching force can be applied to the mould uniformly by the sliding block; a good force transmission effect and high punching efficiency are realized; and meanwhile, the service life of the mould is prolonged.
Description
Technical field
The present invention relates to a kind of punch press technical field, particularly relate to a kind of longitudinal two point closed punch.
Background technology
In the prior art, punching press is a kind of common technology of field of machining, is mainly used in the skilled worker of metal material, and corresponding product produced by model according to actual needs. Before automatic production line occurs, the many techniques in punching course generally use manual operation, there is labor intensity big, the series of problems such as production efficiency is low, unstable product quality, poor stability. Along with automatic technology is more and more extensive in the application of each production field, problem above is progressively solved, and Press Automatic Produce Line is also constantly perfect. While it is true, each composition mechanism need to improve in Press Automatic Produce Line, the quality of continuity production efficiency and product to improve whole automatic assembly line.
Punch press is conventional for the equipment by part punching molding in field of machining, current general punch press industry substantially all adopts crank or eccentric shaft punch press, and use single hydraulic jack to carry out punch process, relative slide block area is little, so the lifting surface area of mould is also less, the stress so making mould can be uneven, and ram efficiency is not good, and the mold use life-span is short.
Summary of the invention
For deficiency of the prior art, it is an object of the invention to provide a kind of longitudinal two point closed punch.
In order to solve above-mentioned technical problem, this application discloses a kind of longitudinal two point closed punch, it is characterised in that including: frame; Driving device, is arranged at frame, and includes flywheel; Eccentric crankshaft, its first end is arranged in flywheel, and its second end is arranged in frame; Two hydraulic jacks, are arranged side by side the lower section in eccentric crankshaft; Two connecting rods, its one end is connected to eccentric crankshaft, and its other end connects two hydraulic jacks respectively; Slide block, is arranged at the bottom of two hydraulic jacks, and the area of slide block is more than the bottom area of two hydraulic jacks being arranged side by side; And working plate, it is arranged at frame, and is positioned at the lower section of slide block.
An embodiment according to the application, each hydraulic jack above-mentioned includes oil pocket, piston and piston and connects seat, and piston is arranged in oil pocket; Piston connects seat and connects piston and connecting rod.
An embodiment according to the application, above-mentioned two hydraulic jacks also include two adjustment barrels, and two adjustment barrel spiral shells respectively are located at oil pocket.
An embodiment according to the application, above-mentioned also include manual adjusting device, described manual adjusting device includes two sprocket wheels, chain, drive sprocket, drive rod and manual wheel disc, two sprocket wheels are respectively arranged at two adjustment barrels, chain connects two sprocket wheels, drive sprocket is arranged between two sprocket wheels, and is connected to chain;One end of drive rod is arranged in drive sprocket, and its other end is provided with bevel gear; Manual wheel disc is arranged at the side of two hydraulic jacks, and the end of its connecting rod is provided with bevel gear, and the bevel gear of connecting rod is meshed with the bevel gear driving axle.
An embodiment according to the application, above-mentioned manual adjusting device also includes tightener sprocket, and tightener sprocket is arranged between two sprocket wheels, and relative with drive sprocket, and is connected to chain.
An embodiment according to the application, above-mentioned also including draws material device, described drawing expects that device includes the first drive link, draws material connecting rod, single double; two step transform component, rocking bars and draw material linkage part, one end of first drive link is connected by bevel gear set with the second end of eccentric crankshaft, the one end drawing material connecting rod connects the other end of the first drive link, the central axis of the first drive link and the described central axis non-overlapping drawing material connecting rod; The other end drawing material connecting rod connects single double; two portions transform component, and single double; two step transform components connect the free end of rocking bar; Draw material linkage part to be arranged at frame, and connect the fixing end of rocking bar, and corresponding working plate.
An embodiment according to the application, above-mentioned drawing expects that device also includes the second drive link, synchronization section and display unit, second drive link is arranged at frame, and be parallel to each other with the first drive link, synchronization section connects the first drive link and the second drive link, display unit is arranged at the second drive link, and is positioned at the outside of frame.
An embodiment according to the application, above-mentioned display unit is needle dial.
An embodiment according to the application, above-mentioned also includes two compensating cylinders, and two compensating cylinders are arranged in frame, and respectively through the connection seat that two connect with connection sliding block both sides.
Compared with prior art, the application can obtain and include techniques below effect:
Longitudinal two point closed punch of the application is by arranging two hydraulic jacks and increasing the area of slide block, increase the lifting surface area of mould, make slide block can uniformly applied stamping press in mould, reach that there is good power transmission effect and ram efficiency, promote the service life of mould simultaneously. Longitudinal two point closed punch of the application is further provided with the display unit of the rotational angle of display eccentric bent axle, it is simple to operator observes the rotary state of eccentric crankshaft. Longitudinal two point closed punch of the application is further provided with manual adjusting device simultaneously, and manual adjusting device adjusts the position of slide block, according to actual machining state, the position of slide block can be carried out inching.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of longitudinal two point closed punch of the application one embodiment.
Fig. 2 is the first profile of longitudinal two point closed punch of the application one embodiment.
Fig. 3 is the enlarged drawing of the a-quadrant of Fig. 2.
Fig. 4 is the second profile of longitudinal two point closed punch of the application one embodiment.
Fig. 5 is the axonometric chart of longitudinal two point closed punch of the application one embodiment.
Fig. 6 is the schematic diagram of the manual adjusting device of the application one embodiment.
Fig. 7 is the 3rd profile of longitudinal two point closed punch of the application one embodiment.
Detailed description of the invention
To schematically disclose multiple embodiments of the application below, as clearly stated, the details in many practices will be explained in the following description. It should be appreciated, however, that the details in these practices is not applied to limit the application. It is to say, in the some embodiments of the application, the details in these practices is non-essential.Additionally, for the purpose of simplification is graphic, some known usual structures and assembly will illustrate it in the drawings in the way of simply illustrative.
About it " first ", " second " etc. used herein, not censuring the meaning of order or cis-position especially, be also not used to limit the application, it is only used to distinguish the assembly or operation that describe with constructed term.
Referring to Fig. 1-3, it is the enlarged drawing of a-quadrant of the axonometric chart of longitudinal two point closed punch 1 of the application one embodiment, the first profile and Fig. 2; As it can be seen, the application provides a kind of longitudinal two point closed punch 1, it includes frame 10, driving device 11, eccentric crankshaft 13, two connecting rods 14 of 12, two hydraulic jacks, slide block 15 and working plate 16. Driving device 11 is arranged at the side of frame 10, the driving device 11 of the application includes driver 111, driving wheel 112, flywheel 113 and drives band 114, driver 111 is arranged at the top of frame 10, driving wheel 112 is arranged at the axle center 115 of driver 11, flywheel 113 is arranged at the side of frame 10, drives band 114 connection driving wheel 112 and flywheel 113. First end 121a of eccentric crankshaft 12 is arranged in flywheel 113, its second end 121b is fixed in frame 10, the eccentric crankshaft 12 of the application is fixed in frame 10 by two pairs of semi-enclosed locking beds 122, and the two pairs of semi-enclosed locking beds 122 are respectively close to the first end 121a and the second end 121b of eccentric crankshaft 12. Two hydraulic jacks 13 are arranged side by side in the lower section of eccentric crankshaft 12, each hydraulic jack 13 has piston modules 131 and oil pocket 132, piston modules 131 is arranged in oil pocket 132, piston modules 131 includes piston 1311 and piston connects seat 1312, piston connects seat 1312 and connects piston 1311, and it is positioned at the top of piston 1311, and towards eccentric crankshaft 12, and between piston 1311 and oil pocket 132, fill oil. Two connecting rods 14 connect eccentric crankshaft 12 respectively and connect seat 1312 with the piston of corresponding hydraulic jack 13. Slide block 15 is arranged at the bottom of two hydraulic jacks 13, the length of slide block 15 is more than the length of two hydraulic jacks 13 being arranged side by side, the width of slide block 14 is more than the width of single hydraulic jack 13, so the area of slide block 15 is more than the bottom area of two hydraulic jacks 13 being arranged side by side. Working plate 16 is arranged at frame 10, and is positioned at the lower section of slide block 15.
The junction of right eccentric crankshaft 12 and connecting rod 14 be respectively provided on two sides with a pair semi-enclosed locking bed 122, multiple semi-enclosed locking beds 122 lock onto eccentric crankshaft 12, and limit two connecting rods 14 in the position of eccentric crankshaft 12. The center of right eccentric crankshaft 12 is further provided with two balancing weights 123 so that it is center of gravity maintains on the rotation centerline of eccentric crankshaft 12. The eccentric crankshaft 12 of the application respectively and is provided with bearing between 113, two connecting rods 14 of flywheel and multiple semiclosed locking bed 122, flywheel 113 is made to drive eccentric crankshaft 12 to rotate swimmingly, eccentric crankshaft 12 rotates in multiple semiclosed locking bed 122 swimmingly, also drives two connecting rods 14 to operate swimmingly simultaneously. In like manner, two connecting rods 14 are connected between seat 1312 with two pistons respectively and are also provided with bearing, make two connecting rods 14 that two pistons can be driven swimmingly to connect seat 1312 and operate.
The basic framework of the above-mentioned longitudinal two point closed punch 1 having been described above the application, in the function mode of longitudinal two point closed punch 1 of the description below the application, prior to arranging mould on working plate 16, and is transmitted tablet to mould by outside automatic feeding.Driver 111 drives driving wheel 112 to rotate, and driving wheel 112 drives and drives band 114 operating, drives band 114 flywheel drivens 113 to rotate. Flywheel 113 drives eccentric crankshaft 12 to rotate, one end of eccentric crankshaft 12 drivening rod 14 circles, and the other end start of drivening rod 14, the other end of connecting rod 14 drives piston to connect seat 1312 and moves, and drives the piston 1311 being connected seat 1312 with piston to move up and down in oil pocket 132 simultaneously. When two pistons 1311 of two hydraulic jacks 13 move downward, the be dynamically connected slide block 15 of two hydraulic jacks 13 of band moves downward simultaneously, and tablet is carried out punch process by slide block 15. When driving device 11 continuous running, sustainable drive two hydraulic jacks 13 start, and continue through two hydraulic jack 13 band movable sliders 15 tablet is carried out punch process.
Inertia required when flywheel 113 provides punching press, namely stamping press is provided, and this stamping press transmits stamping press to slide block 15 by 12, two connecting rods 14 of eccentric crankshaft and two hydraulic jacks 13, make slide block 15, by this stamping press, the tablet on mould be carried out punch process. The size of this flywheel 113 can be adjusted according to the inertia (or stamping press) required for longitudinal two point closed punch 1 of the application. The offset of eccentric crankshaft 12 can determine that slide block 15 moves the stroke to mould, i.e. the stroke of longitudinal two point closed punch 1 of the application, so select the eccentric crankshaft 12 with suitable offset according to the stroke required for longitudinal two point closed punch 1 of the application.
Longitudinal two point closed punch 1 of the application is characterised by the area increasing slide block 15 with contacting dies, also illustrate that and increase the stress surface that mould is applied stamping press, simultaneously two hydraulic jacks 13 on average apply pressure to slide block 15, stamping press is on average put on mould by slide block 15 again, reach that there is good power transmission effect and ram efficiency, also increase the mold use life-span.
Seeing also Fig. 4, it is second profile of longitudinal two point closed punch 1 of the application one embodiment; As it can be seen, longitudinal two point closed punch 1 of the application more includes two compensating cylinders 17, two compensating cylinders 17 are arranged in frame 10, and respectively through the connection seat 151 connected with 171 connection sliding block 15 both sides, wherein two compensating cylinder 171 is cylinder. Two compensating cylinders 17 provide slide block 15 pulling force upwards respectively through connecting with 171, and this amount of pull can offset the free-falling inertia of slide block 15, so make slide block 15 energy constant speed and smoothly move down.
The hydraulic jack 13 of the application more includes overload protection arrangement (not shown); when the stamping press that flywheel 113 provides passes to piston 1311 by eccentric crankshaft 12 and connecting rod 14; piston 1311 moves downward in oil pocket 132 by stamping press, now produces hydraulic pressure in oil pocket 132. When the stamping press that flywheel 113 provides is more than the hydraulic pressure in oil pocket 132; start overload protection arrangement; overload protection arrangement sends the operating of longitudinal two point closed punch 1 of alarm and stopping the application, it is to avoid longitudinal two point closed punch 1 of the application produces overload.
Consulting Fig. 5 and Fig. 6 more in the lump, it is the schematic diagram of another axonometric chart of longitudinal two point closed punch 1 of the application one embodiment and manual adjusting device 18; As shown in the figure, longitudinal two point closed punch 1 of the application more includes manual adjusting device 18, manual adjusting device 18 includes two sprocket wheels 181, chain 182, drive sprocket 183, drive rod 184 and manual wheel disc 185, two sprocket wheels 181 are respectively arranged at two adjustment barrels 133 of two hydraulic jacks 13, and two adjustment barrel 133 spiral shells respectively are located on the oil pocket 132 of correspondence (as shown in Figure 4).Chain 182 connects two sprocket wheels 181, and drive sprocket 183 is arranged between two sprocket wheels 181, and is connected to chain 182. One end of drive rod 184 is arranged in drive sprocket 183, its other end downwardly extends and arranges bevel gear 1841, manual wheel disc 185 is arranged at the side of two hydraulic jacks 13, it has connecting rod 1851, the end of connecting rod 1851 extends toward drive rod 184, also being provided with bevel gear 1852, the bevel gear 1852 of manual wheel disc 185 is meshed with the bevel gear 1841 of drive rod 184. The position of manual wheel disc 185 should be positioned at the maneuverable position of operator, and drive rod 184 and connecting rod 1851 are fixed by fixing seat, repeat no more in this.
When operator is intended to adjust the distance between slide block 15 and mould, its manually adjusting apparatus 18 adjust, operator elder generation rotation manual wheel disc 185, connecting rod 1851 runner disc 185 conveniently rotates, and the bevel gear 1841 of drive rod 184 is driven by the bevel gear 1852 of connecting rod 1851 end, drive rod 184 is driven to rotate subsequently, drive rod 184 drives again drive sprocket 183 to rotate, drive sprocket 183 drives two sprocket wheels 181 being arranged at two hydraulic jacks 13 to rotate by chain 182, and two adjustment barrels 133 are driven by two sprocket wheels 181 and rotate relative to two oil pockets 132 respectively. When two adjustment barrels 133 move toward slide block 15, namely band movable slider 15 moves up, and also illustrates that the distance between slide block 15 and mould increases; Contrary, when two adjustment barrels 133 are away from slide block 15, namely band movable slider 15 moves down, and also illustrates that the Distance Shortened between slide block 15 and mould. Via above-mentioned it will be seen that longitudinal two point closed punch 1 of the application manually adjusting apparatus 18 can adjust the distance between slide block 15 and mould. Above-mentioned manual adjusting device 18 more includes tightener sprocket 186, and tightener sprocket 186 is arranged at the opposite side of two hydraulic jacks 13, and relative with drive sprocket 181, and abuts chain 182, reaches to control the elasticity of chain 182.
Consulting Fig. 2 and Fig. 5 again, consult Fig. 7 simultaneously, it is the 3rd profile of longitudinal two point closed punch 1 of the application one embodiment, as shown in the figure, longitudinal two point closed punch 1 of the application more includes drawing material device 19, draw material device 19 to include the first drive link 191, draw material connecting rod 192, single double, two step transform component 193, rocking bars 194 and draw material linkage part 195, first drive link 191 is mutually perpendicular to eccentric crankshaft 12, and one end of the first drive link 191 connects the second end 121b of eccentric crankshaft 12 by bevel gear set 1911. the other end of the first drive link 191 connects the one end drawing material connecting rod 192, material connecting rod 192 and the first drive link 191 is drawn to be mutually perpendicular to, and it is positioned at the outside of frame 10, the wherein central axis of the first drive link 191 and the central axis non-overlapping drawing material connecting rod 192, such first drive link 191 drives the one end drawing material connecting rod 192 to circle. the other end drawing material connecting rod 192 connects single double, two step transform component 193, single double, two step transform component 193 is arranged at rocking bar 194, rocking bar 194 has fixing end 1941 and free end 1942, the fixing end 1941 of rocking bar 194 is fixed on the outside of frame 10, wherein single double, two step change parts 193 have the first cylinder 1931 and the second cylinder 1932, the other end drawing material connecting rod 192 is simultaneously connected with one end of the first cylinder 1931 and the second cylinder 1932, the other end of the first cylinder 1931 and the second cylinder 1932 connects the free end 1942 of rocking bar 194 and the fixing position held between 1941 and free end 1942 respectively.Material linkage part 195 is drawn to be arranged at frame 10, it include couple axle 1951 and two draw material swing arm 1952, one end of couple axle 1951 is articulated in the fixing end 1941 of rocking bar 194, its other end is fixed on frame 10, two are drawn material swing arm 1952 to be arranged at couple axle 1951, and are positioned at the both sides of working plate 16. Two are drawn the material corresponding working plate 16 of swing arm 1952, and two of connecting mold respectively are drawn material arm (not shown).
When eccentric crankshaft 12 operates, by bevel gear set 1911 transmission between eccentric crankshaft 12 and the first drive link 191, first drive link 191 rotates and drives the one end drawing material connecting rod 192 to circle, material connecting rod 192 is drawn to drive the first cylinder 1931 and the second cylinder 1932 to operate, first cylinder 1931 and the second cylinder 1932 drive free end 1942 its fixing end 1941 swing relative of rocking bar 194, the fixing end 1941 of last rocking bar 194 drives the couple axle 1951 drawing material interlinked mechanism 195 to swing, couple axle 1951 drives two to draw material swing arm 1952 to swing, two draw material swing arm 1952 driven mold two draw material arm, reach to pull out the tablet completing punching press the purpose of punch press. so drawing material device 19 to be driven by eccentric crankshaft 12, and the running position of eccentric crankshaft 12 of arranging in pairs or groups, make to draw material device 19 can be pulled out from mould by tablet after tablet punching press.
The material device 19 that draws of the application more includes the second drive link 196, synchronization section 197 and display unit 198, and the second drive link 196 is arranged at frame 10, and is parallel to each other with the first drive link 191. Synchronization section 197 connects the first drive link 191 and the second drive link 196, the synchronization section 197 of the application includes two synchronizing wheels 1971 and Timing Belt 1972, two synchronizing wheels 1971 are arranged in the first drive link 191 and the second drive link 196 respectively, and Timing Belt 1972 connects two synchronizing wheels 1971. Display unit 198 is needle dial, and it is connected to the second drive link 196, and is positioned at the outside of frame 10. First drive link 191 is driven by eccentric crankshaft 12, first drive link 191 drives the second drive link 196 by synchronization section 197, second drive link 196 drives the indicators turn of display unit 198, the rotation situation of such second drive link 196 is consistent with the rotation situation of the first drive link 191, and drive the indicators turn of display unit 198, first drive link 191 reflects the rotational angle of eccentric crankshaft 12, and drive the pointer of display unit 198 by the second drive link 196, make display unit 198 demonstrate the rotational angle of eccentric crankshaft 12. Right display unit 198 is arranged at outside frame 10, makes operator be easy to viewing. The side of the Timing Belt 1972 of the application is provided with regulating part 1973, and regulating part 1973 is connected to Timing Belt 1972, adjusts the rate of tension of Timing Belt 1972.
Consult Fig. 1 again, longitudinal two point closed punch 1 of the application more includes guard shield 20, guard shield 20 covers at frame 10, and be coated with driving device 11, eccentric crankshaft 13, two connecting rods 14 of 12, two hydraulic jacks and draw material device 19, avoid external dust enter driving device 11, eccentric crankshaft 13, two connecting rods 14 of 12, two hydraulic jacks and draw in material device 19, promote sealing and the dust-proof effect of longitudinal two point closed punch 1 of the application. Right guard shield 20 is provided with at least one form 21, and operator can pass through at least one form 21 and watch the operating state of 12, two hydraulic jacks 13 of eccentric crankshaft and two connecting rods 14.
In sum, in one or more embodiment of the application, longitudinal two point closed punch of the application is by arranging two hydraulic jacks and increasing the area of slide block, increase the lifting surface area of mould, make slide block can uniformly applied stamping press in mould, reach that there is good power transmission effect and ram efficiency, promote the service life of mould simultaneously.
Longitudinal two point closed punch of the application is further provided with the display unit of the rotational angle of display eccentric bent axle, it is simple to operator observes the rotary state of eccentric crankshaft.
Longitudinal two point closed punch of the application is further provided with manual adjusting device, and manual adjusting device adjusts the position of slide block, according to actual machining state, the position of slide block can be carried out inching.
The hydraulic jack of the application is provided with overload protection arrangement, it is to avoid stamping press is excessive and makes the situation of hydraulic jack generation load, and it can immediately send alarm and stop the running of longitudinal two point closed punch.
Longitudinal two point closed punch of the application is further provided with two compensating cylinders, and two compensating cylinders provide slide block pulling force upwards, and pulling force can offset the free-falling inertia of slide block, makes slide block at the uniform velocity to move downward.
It is only presently filed embodiment described in upper, is not limited to the application. To those skilled in the art, the application can have various modifications and variations. All make in spirit herein and principle any amendment, equivalent replacement, improvement etc., all should include within claims hereof scope.
Claims (9)
1. a longitudinal two point closed punch, it is characterised in that including:
Frame;
Driving device, is arranged at described frame, and includes flywheel;
Eccentric crankshaft, its first end is arranged in described flywheel, and its second end is arranged in described frame;
Two hydraulic jacks, are arranged side by side in the lower section of described eccentric crankshaft;
Two connecting rods, its one end is connected to described eccentric crankshaft, and its other end connects described two hydraulic jacks respectively;
Slide block, is arranged at the bottom of described two hydraulic jacks, and the area of described slide block is more than the bottom area of described two hydraulic jacks being arranged side by side; And
Working plate, is arranged at described frame, and is positioned at the lower section of described slide block.
2. longitudinal two point closed punch according to claim 1, it is characterised in that each hydraulic jack includes oil pocket, piston and piston and connects seat, and described piston is arranged in described oil pocket; Described piston connects seat and connects described piston and described connecting rod.
3. longitudinal two point closed punch according to claim 2, it is characterised in that described two hydraulic jacks also include two adjustment barrels, and described two adjustment barrel spiral shells respectively are located at described oil pocket.
4. longitudinal two point closed punch according to claim 3, it is characterized in that, also include manual adjusting device, described manual adjusting device includes two sprocket wheels, chain, drive sprocket, drive rod and manual wheel disc, described two sprocket wheels are respectively arranged at described two adjustment barrels, described chain connects described two sprocket wheels, and described drive sprocket is arranged between described two sprocket wheels, and is connected to described chain; One end of described drive rod is arranged in described drive sprocket, and its other end is provided with bevel gear; Described manual wheel disc is arranged at the side of described two hydraulic jacks, and the end of its connecting rod is provided with bevel gear, and the bevel gear of described connecting rod is meshed with the bevel gear of described driving axle.
5. longitudinal two point closed punch according to claim 4, it is characterised in that described manual adjusting device also includes tightener sprocket, described tightener sprocket is arranged between described two sprocket wheels, and relative with described drive sprocket, and is connected to described chain.
6. longitudinal two point closed punch according to claim 1,4 or 5, it is characterized in that, also include drawing material device, described drawing expects that device includes the first drive link, draws material connecting rod, single double; two step transform component, rocking bars and draw material linkage part, one end of described first drive link is connected by bevel gear set with the second end of described eccentric crankshaft, described one end drawing material connecting rod connects the other end of described first drive link, the central axis of described first drive link and the described central axis non-overlapping drawing material connecting rod; The described other end drawing material connecting rod connects described list double; two portions transform component, and described list double; two step transform component connects the free end of described rocking bar; Described draw material linkage part to be arranged at described frame, and connect the fixing end of described rocking bar and corresponding described working plate.
7. longitudinal two point closed punch according to claim 6, it is characterized in that, described drawing expects that device also includes the second drive link, synchronization section and display unit, described second drive link is arranged at described frame, and be parallel to each other with described first drive link, described synchronization section connects described first drive link and the second drive link, and described display unit is arranged at described second drive link, and is positioned at the outside of described frame.
8. longitudinal two point closed punch according to claim 7, it is characterised in that described display unit is needle dial.
9. longitudinal two point closed punch according to claim 1,4 or 5, it is characterised in that also including two compensating cylinders, described two compensating cylinders are arranged in described frame, and respectively through the connection seat that two connect with connecting described slide block both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610074576.1A CN105666921A (en) | 2016-02-02 | 2016-02-02 | Longitudinal double-point closed punch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610074576.1A CN105666921A (en) | 2016-02-02 | 2016-02-02 | Longitudinal double-point closed punch |
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| Publication Number | Publication Date |
|---|---|
| CN105666921A true CN105666921A (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610074576.1A Pending CN105666921A (en) | 2016-02-02 | 2016-02-02 | Longitudinal double-point closed punch |
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| CN (1) | CN105666921A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108237169A (en) * | 2017-12-30 | 2018-07-03 | 宁波澳玛特高精冲压机床股份有限公司 | A kind of slider of punch accuracy compensation mechanism |
| CN110039816A (en) * | 2019-04-28 | 2019-07-23 | 扬力集团股份有限公司 | Hotdie forging press seals high hydraulic locking apparatus |
| CN113426889A (en) * | 2021-07-06 | 2021-09-24 | 淮安市东旭达五金粘胶制品有限公司 | Mobile phone steel sheet stamping device convenient to clearance waste material |
| CN114013097A (en) * | 2021-10-27 | 2022-02-08 | 无锡乔森精工机械有限公司 | Open crank press |
| CN114013098A (en) * | 2021-10-27 | 2022-02-08 | 无锡乔森精工机械有限公司 | Two inseparable punches of point crank based on integral type design |
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| DE202006009857U1 (en) * | 2006-06-23 | 2006-08-24 | Haulick + Roos Gmbh | Automatic stamping or pressing machine has frame with rotatable eccentric shaft coupled to movable ram through connecting rods and push mechanism which has displaceable piston and axially immovable rotatable push rod |
| CN201353886Y (en) * | 2009-02-14 | 2009-12-02 | 宁波米斯克精密机械工程技术有限公司 | High speed precision punch |
| CN202826451U (en) * | 2012-09-27 | 2013-03-27 | 山东金箭精密机器有限公司 | Closed type three-point high-speed fine press machine |
| CN103538110A (en) * | 2013-11-05 | 2014-01-29 | 中山市奥美森工业有限公司 | Cooling fin punching machine |
| CN104259287A (en) * | 2014-08-08 | 2015-01-07 | 中江机电科技江苏有限公司 | Fin punching machine |
| CN204108061U (en) * | 2014-09-09 | 2015-01-21 | 宁波市科斯顿精工机械有限公司 | A kind of connecting rod punch press |
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| CN110039816B (en) * | 2019-04-28 | 2021-11-02 | 扬力集团股份有限公司 | High hydraulic locking device for hot die forging press |
| CN113426889A (en) * | 2021-07-06 | 2021-09-24 | 淮安市东旭达五金粘胶制品有限公司 | Mobile phone steel sheet stamping device convenient to clearance waste material |
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