CN105383086B - Manual adjustment tapered wedge type closed die height adjusting device - Google Patents
Manual adjustment tapered wedge type closed die height adjusting device Download PDFInfo
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- CN105383086B CN105383086B CN201510786829.3A CN201510786829A CN105383086B CN 105383086 B CN105383086 B CN 105383086B CN 201510786829 A CN201510786829 A CN 201510786829A CN 105383086 B CN105383086 B CN 105383086B
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- assembly
- tapered wedges
- slide body
- block assembly
- rod
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Abstract
The invention discloses a manual adjustment tapered wedge type closed die height adjusting device. The manual adjustment tapered wedge type closed die height adjusting device comprises a rack assembly, a sliding block assembly, a connecting rod assembly, a tapered wedge assembly, an oil cylinder assembly, a transmission adjusting assembly and an auxiliary guide assembly. The sliding block assembly is mounted on the rack assembly through the connecting rod assembly, and the tapered wedge assembly is connected with the sliding block assembly through the oil cylinder assembly and the auxiliary guide assembly; the oil cylinder assembly, the auxiliary guide assembly and the transmission adjusting assembly are all connected to the sliding assembly; power drives the connecting rod assembly to move, and the connecting rod assembly further drives the sliding block assembly to do reciprocating operation along the assembling position of the rack assembly; and when the transmission adjusting assembly is affected by external force, the tapered wedge assembly is adjusted, and therefore the sliding block assembly, the oil cylinder assembly and the auxiliary guide assembly are adjusted, and finally, fine adjustment of die filling height can be achieved. Through cooperative use of an upper tapered wedge, a lower tapered wedge and a sliding block, the adjustment precision, stability and portability of the closed die height can be improved, and accurate die adjusting of different materials can be achieved.
Description
Technical field
The present invention relates to punch press field, and in particular to a kind of to adjust tapered wedges formula die height adjusting apparatus manually.
Background technology
According to the difference of regulative mode, press die-filling height governor motion mainly has eccentric worm-gear type to adjust, cam pin
Formula is adjusted, eccentric shaft bearing sleeve is adjusted, wedge shape workbench is adjusted etc..Different governor motions adapts to different duty requirements.
But, in recent years, plastic working, powder forming, difficult moulding material shaping, complicated shape part forming, it is combined into
The symmetrical linkage of shape and high accuracy shaping etc. demand it is increasingly strong.It is being clearly seen the extensive development prospect of forcing press
When, higher requirement it is also proposed to press die-filling height governor motion, and in prior art, the degree of regulation of die height
It is not high, less stable, it is most important that the accurate mode transfer to different materials can not be realized, using extremely not convenient enough.
The content of the invention
Goal of the invention：It is an object of the invention to solve the deficiencies in the prior art, there is provided one kind is dynamic to adjust wedge
Block formula die height adjusting apparatus.
Technical scheme：One kind of the present invention adjusts manually tapered wedges formula die height adjusting apparatus, including housing assembly, sliding
Block assembly, link assembly, wedge block assembly, cylinder component, transmission adjusting part and auxiliary guidance set, the slide block assembly leads to
Cross link assembly and be installed on housing assembly, the wedge block assembly is by cylinder component and auxiliary guidance set with slide block assembly phase
Association, the cylinder component, auxiliary guidance set and transmission adjusting part are all connected to slide block assembly；Wherein, power drive connects
Bar assembly is moved, and then drives slide block assembly to carry out reciprocating operation along the rigging position of housing assembly by link assembly, and when biography
When dynamic adjusting part is acted on by external force, by adjusting wedge block assembly, and then slide block assembly, cylinder component and auxiliary are adjusted
Guidance set, after the completion of finally realizing that the accurate adjustment of height of packing compact, die height are adjusted, by cylinder component the locking of position is realized
(realizing the locking of position between slide block assembly and wedge block assembly).Wedge block assembly is the action by being driven adjusting part
Tapered wedges realize the regulation of slide block die height along the turnover of lower tapered wedges in drive.
Further, the housing assembly includes the guide rail of frame and installation frame both sides；The slide block assembly includes
Slider bottom plate and slide body, slider bottom plate is installed on slide body bottom, and slide body is connected to link assembly by slide block bearing pin；Institute
Link assembly is stated including master connecting-rod, rotating spindle, slave connecting rod and the first bearing pin, slide body is stretched into and by cunning in the lower end of master connecting-rod
Block bearing pin is connected to slide body, and the outside of upper end two of master connecting-rod is mounted on slave connecting rod, and the top of two slave connecting rods is connected with first
Bearing pin, rotating spindle penetrates successively slave connecting rod and master connecting-rod；The wedge block assembly includes upper tapered wedges and lower tapered wedges, oblique
Voussoir is installed on slider bottom plate upper surface, and upper tapered wedges are installed between lower tapered wedges and slide body, the inclined-plane of upper tapered wedges with
The inclined-plane of lower tapered wedges is adapted；The cylinder component includes some cylinder bodies and piston guide rod, and cylinder body is fixed on slide body, piston
Guide rod is fixed on the upper surface of slider bottom plate through after the installing hole on slide body；The transmission adjusting part is installed on slide body
Side, transmission adjusting part include mounting seat, first gear, belt and little power transmission shaft, mounting seat be provided with first gear and
The handle driving gearshaft engaged with first gear, is provided with the first profile of tooth belt wheel, little power transmission shaft peace on handle driving gearshaft
Loaded on mounting seat, the second profile of tooth belt wheel is installed on little power transmission shaft, is connected between the first profile of tooth belt wheel and the second profile of tooth belt wheel
Belt；And the opposite side of slide body also is provided with the first mounting seat for supporting leading screw.
Second bevel gear is also equipped with little power transmission shaft, second bevel gear is meshed with the first bevel gear at counter end
(first bevel gear and second bevel gear with the use of by transmission that the transmission, conversion of parallel between centers is two staggeredly between centers), herein
By the intermeshing relation between gear, and belt is with the interaction between profile of tooth belt wheel, shows that handle is passed on counter
The rotating cycle of movable gear shaft.
Above-mentioned rotating spindle is eccentric type structure, when rotating spindle is rotated, by its eccentric part slide block edge is led
Rail is realized moving back and forth；The cammed surface turnover of upper tapered wedges tapered wedges under in the presence of transmission adjusting part, meanwhile, slide block
Body bottom is provided with the guiding that groove facilitates implementation tapered wedges that is oriented to of tapered wedges；
Further, the transmission adjusting part also includes counter, and the counter is by transition axis with the first cone tooth
Wheel is connected, and first bevel gear and second bevel gear are meshed, and second bevel gear is connected to little power transmission shaft.
Further, leading screw stretches out through upper tapered wedges leading screw two ends and be connected to after slide body mounting seat and the first peace
Dress seat, and wherein one end of leading screw is connected to first gear, meanwhile, leading screw forms spiral shell with the round flange nut inside upper tapered wedges
Line is driven.
Further, projective table type cover plate is provided between the master connecting-rod and slave connecting rod, slave connecting rod is connected with the first bearing pin
Cover-plate type gland is provided with the outside of place.
Further, the auxiliary guidance set includes spring, four guide spiro rods and is oriented to bearing pin, and the spring is placed on
Upper part on guide spiro rod, the guide spiro rod is respectively arranged at the surrounding of slide body, and is installed on cunning through after slide body
Block base plate, the guiding bearing pin is installed on slide body and corresponding with the pin shaft hole on slider bottom plate, described oblique for determining
The position relationship of wedge assemblies and slide block assembly.
Beneficial effect：The present invention is used cooperatively by upper and lower tapered wedges and slide body, is greatly enhanced die height
Degree of regulation, stability and convenience, additionally it is possible to realize the accurate mode transfer to different materials.
In sum, present configuration is simple, and force increasing ratio is big, and self-locking property is good, and height of packing compact adjusts the rigidity of form
Greatly, it is easy to deviate from " vexed car " phenomenon
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the side view of Fig. 1；
Fig. 4 is the schematic diagram that adjusting part is driven in the present invention.
Specific embodiment
Technical solution of the present invention is described in detail below, but protection scope of the present invention is not limited to the enforcement
Example.
As shown in Figures 1 to 4, one kind of the invention adjusts manually tapered wedges formula die height adjusting apparatus, including frame
Component, slide block assembly, link assembly, wedge block assembly, cylinder component, transmission adjusting part and auxiliary guidance set, frame group
Part includes the guide rail 12 of frame and installation frame both sides；Slide block assembly includes slider bottom plate 21 and slide body 22, slider bottom plate
21 are installed on the bottom of slide body 22, and slide body 22 is connected to link assembly by slide block bearing pin；Link assembly include master connecting-rod 31,
Stretch into slide body 22 and connected by slide block bearing pin 32 in rotating spindle 33, the bearing pin 35 of slave connecting rod 34 and first, the lower end of master connecting-rod 31
Slide body 22 is connected to, the outside of upper end two of master connecting-rod 31 is mounted on slave connecting rod 34, and the top of two slave connecting rods 34 is connected with first
Bearing pin 35, rotating spindle 33 penetrates successively slave connecting rod 34 and master connecting-rod 31；Wedge block assembly includes upper tapered wedges 42 and lower wedge
Block 41, upper tapered wedges 42 are installed between lower tapered wedges 41 and slide body 22 while be placed in the Baltimore groove of the bottom of slide body 22,
Lower tapered wedges 41 are installed on the upper surface of slider bottom plate 21 (and being bolted), the inclined-plane of upper tapered wedges 42 and lower tapered wedges 41
Inclined-plane be adapted；Cylinder component includes some cylinder bodies 51 and piston guide rod 52, and cylinder body 51 is fixed on slide body 22, piston guide rod
52 upper surface (wherein, the width and length of lower tapered wedges 41 that slider bottom plate 21 is fixed on through after the installing hole on slide body 22
Degree is respectively less than the width and length of slider bottom plate 21)；Transmission adjusting part is installed on the front side of slide body 22, and the first mounting seat 8 sets
Put in the rear side of slide body 22, transmission adjusting part includes mounting seat 61, first gear 62, belt, little power transmission shaft 64 and leading screw 68,
The handle driving gearshaft 65 that mounting seat 61 is provided with first gear 62 and engages with first gear 62, handle driving gearshaft
The profile of tooth belt wheel of first gear 62 is installed, little power transmission shaft 64 is installed on lower tapered wedges 41 on 65, is provided with little power transmission shaft 64
Two profile of tooth belt wheels 67, are connected with belt between the first profile of tooth belt wheel 66 and the second profile of tooth belt wheel 67, leading screw 68 is arranged on voussoir
In 41, and it is engaged with the round flange nut inside upper tapered wedges 42, the mounting seat 8 of mounting seat 61 and first bears together support
The effect of leading screw 68 and corresponding transmission regulating member.
Above-mentioned rotating spindle 33 is installed at installing hole corresponding in frame, and two slave connecting rods 34 (left and right) are by means of
One bearing pin 35 is connected and is connected to the first bearing pin 35 with the mounting seat 61 of slave connecting rod 34 in frame.And master connecting-rod 31 and slave connecting rod 34
Between be provided with projective table type cover plate 37,34 and first bearing pin of slave connecting rod 35 is provided with cover-plate type gland 36 on the outside of junction.
The present invention is capable of achieving the adjustment of die-filling height of sliding block by said structure, i.e.,：When handle driving gearshaft 65 is carried out
During rotation, in first gear 62, the first profile of tooth belt wheel 66, the second profile of tooth belt wheel 67, first bevel gear 601 and second bevel gear 60
Under interaction Deng part, counter 69 is started counting up；Simultaneously, because the effect leading screw 68 of first gear 62 is also carried out
Corresponding to rotate, with the operating of leading screw 68, upper tapered wedges 42 are in the mating reaction lower edge slide body 22 of round flange nut and oblique
The inclined-plane of voussoir 41 carries out relative slip, the left and right operation between slide body 22 and lower tapered wedges 41 is realized, in upper tapered wedges
42 adjust in place when, realized between slide body 22, upper tapered wedges 42, lower wedge block 42 and the part of slider bottom plate 21 by means of cylinder component
The locking of position, i.e. when the overall guide rail 12 in frame of slide block assembly moves back and forth, moved by being driven adjusting part
The operation repeatedly made, the final accurate mode transfer being capable of achieving to different materials.
In said process, second bevel gear 60, second bevel gear 60 and the end of counter 69 are also equipped with little power transmission shaft 64
First bevel gear 601 be meshed, here by the meshing relation of gear, and belt 63 is with the phase interaction between profile of tooth belt wheel
With showing the rotating cycle of handle driving gearshaft 65 on counter 69.
Wherein, when rotating spindle 33 is rotated around the installing hole of frame, rotating spindle 33 is by between each part
Matching relationship drive the parts (such as bearing) such as master connecting-rod 31, two slave connecting rods 34 in left and right to carry out around each self-corresponding assembly relation
Corresponding rotary motion, now rotating spindle 33,31, two shareds of slave connecting rod 34 of master connecting-rod play support slipper component edge and lead
The effect that rail 12 moves back and forth.
During above-mentioned adjustment, auxiliary guidance set is used not only for being oriented to, additionally it is possible to reduce adjusting cushioning balance cunning
The effect (using spring 72 thereon) of block base plate 21, the spring force that this spring 72 has is for balancing slider bottom plate 21
Weight, when slide block die height is adjusted in place the position of slide block assembly and oblique wedge assemblies is locked by means of cylinder component
Tightly, realize being fitted closely, so as to reach position locking between upper and lower tapered wedges；Slider bottom and lower wedge are passed in and out in upper tapered wedges 42
During block 41, the motion of the guide shoe body 22 of guide spiro rod 71 and lower tapered wedges 41 for connection sliding block base plate 21 and thereon,
And be oriented to bearing pin 73 and be installed on slide body 22 and corresponding with the pin shaft hole on slider bottom plate 21, for determine wedge block assembly and
The position relationship of slide block assembly.
Claims (5)
- It is 1. a kind of to adjust tapered wedges formula die height adjusting apparatus manually, it is characterised in that：Including housing assembly, slide block assembly, Link assembly, wedge block assembly, cylinder component, transmission adjusting part and auxiliary guidance set, the slide block assembly passes through connecting rod Component is installed on housing assembly, and the wedge block assembly is associated with slide block assembly by cylinder component and auxiliary guidance set, The cylinder component, auxiliary guidance set and transmission adjusting part are all connected to slide block assembly；Wherein, power drive link assembly Motion, and then drive slide block assembly back and forth to be run along the rigging position of housing assembly by link assembly, and when transmission is adjusted When component is acted on by external force, by adjusting wedge block assembly, and then slide block assembly, cylinder component and auxiliary guiding group are adjusted Part, after the completion of finally realizing that the accurate adjustment of height of packing compact, die height are adjusted, by cylinder component the locking of adjusting position is realized；Wherein, the auxiliary guidance set includes spring, four guide spiro rods and is oriented to bearing pin, and the spring is placed on guide spiro rod On upper part, the guide spiro rod is respectively arranged at the surrounding of slide body, and slider bottom plate is installed on through after slide body, institute State guiding bearing pin and be installed on slide body and corresponding with the pin shaft hole on slider bottom plate.
- 2. it is according to claim 1 it is manual regulation tapered wedges formula die height adjusting apparatus, it is characterised in that：The frame Component includes frame and the guide rail installed in frame both sides；The slide block assembly includes slider bottom plate and slide body, and slider bottom plate is installed on slide body bottom, and slide body passes through slide block Bearing pin is connected to link assembly；The link assembly includes master connecting-rod, rotating spindle, slave connecting rod and the first bearing pin, the lower end of master connecting-rod stretch into slide body and Slide body is connected to by slide block bearing pin, the outside of upper end two of master connecting-rod is mounted on slave connecting rod, the top connection of two slave connecting rods There is the first bearing pin, rotating spindle penetrates successively slave connecting rod and master connecting-rod；The wedge block assembly includes upper tapered wedges and lower tapered wedges, and lower tapered wedges are installed on slider bottom plate upper surface, upper wedge Block is installed between lower tapered wedges and slide body, and the inclined-plane of upper tapered wedges is adapted with the inclined-plane of lower tapered wedges；The cylinder component includes some cylinder bodies and piston guide rod, and cylinder body is fixed on slide body, and piston guide rod is through on slide body Installing hole after be fixed on the upper surface of slider bottom plate；The transmission adjusting part is installed on slide body side, including mounting seat, first gear, belt, little power transmission shaft and leading screw, The handle driving gearshaft that mounting seat is provided with first gear and engages with first gear, is provided with handle driving gearshaft First profile of tooth belt wheel, little power transmission shaft is installed on mounting seat, is provided with the second profile of tooth belt wheel on little power transmission shaft, the first profile of tooth belt wheel with Belt is connected between second profile of tooth belt wheel；Leading screw is arranged in tapered wedges；And the opposite side of slide body is provided with the first installation Seat is used to support leading screw.
- 3. it is according to claim 2 it is manual regulation tapered wedges formula die height adjusting apparatus, it is characterised in that：The transmission Adjusting part also includes counter, and the counter is connected by transition axis with first bevel gear, and first bevel gear and second is bored Gear is meshed, and second bevel gear is connected to little power transmission shaft.
- 4. it is according to claim 2 it is manual regulation tapered wedges formula die height adjusting apparatus, it is characterised in that：The leading screw Stretch out through upper tapered wedges leading screw two ends and be connected to after slide body mounting seat and the first mounting seat, and wherein one end of leading screw First gear is connected to, meanwhile, leading screw forms screw-driven with the round flange nut inside upper tapered wedges.
- 5. it is according to claim 2 it is manual regulation tapered wedges formula die height adjusting apparatus, it is characterised in that：The main company Projective table type cover plate is provided between bar and slave connecting rod, on the outside of slave connecting rod and the first bearing pin junction cover-plate type gland is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510786829.3A CN105383086B (en) | 2015-11-16 | 2015-11-16 | Manual adjustment tapered wedge type closed die height adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510786829.3A CN105383086B (en) | 2015-11-16 | 2015-11-16 | Manual adjustment tapered wedge type closed die height adjusting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105383086A CN105383086A (en) | 2016-03-09 |
| CN105383086B true CN105383086B (en) | 2017-05-10 |
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| CN201510786829.3A Active CN105383086B (en) | 2015-11-16 | 2015-11-16 | Manual adjustment tapered wedge type closed die height adjusting device |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106113565A (en) * | 2016-08-25 | 2016-11-16 | 江苏中兴西田数控科技有限公司 | One is automatically adjusted tapered wedges formula die height adjusting apparatus |
| CN106642761A (en) * | 2016-11-15 | 2017-05-10 | 天津滨海光热技术研究院有限公司 | Adjusting bracket of trough collector |
| CN106766286A (en) * | 2016-11-15 | 2017-05-31 | 天津滨海光热技术研究院有限公司 | The reflector mount of adjustable support |
| CN106597633A (en) * | 2016-11-15 | 2017-04-26 | 天津滨海光热技术研究院有限公司 | Support adjustable reflector |
| CN106705455A (en) * | 2016-11-15 | 2017-05-24 | 天津滨海光热技术研究院有限公司 | Trough type heat collector capable of adjusting brackets |
| CN106595096A (en) * | 2016-11-15 | 2017-04-26 | 天津滨海光热技术研究院有限公司 | Torque tube structure capable of adjusting supports |
| CN109049824B (en) * | 2018-09-15 | 2024-01-26 | 贝尔数据科技（大连）有限公司 | Press comprehensive experiment table capable of accurately adjusting relative height of workbench |
| CN111644505A (en) * | 2020-04-12 | 2020-09-11 | 嘉兴久珥科技有限公司 | Intelligent automatic die adjusting mechanism based on oil press principle |
| CN112093085B (en) * | 2020-09-30 | 2022-09-16 | 马鞍山瑞恒精密制造有限公司 | Fully-sealed quantitative feeding type conveying system and using method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11156591A (en) * | 1997-12-02 | 1999-06-15 | Yamada Dobby Co Ltd | Tandem press machine |
| CN201325186Y (en) * | 2008-12-09 | 2009-10-14 | 金丰机器工业股份有限公司 | Direct-drive servo press |
| CN201693786U (en) * | 2010-06-17 | 2011-01-05 | 沃得精机(中国)有限公司 | Double-acting mechanism of crank pressing machine |
| CN202208113U (en) * | 2011-07-22 | 2012-05-02 | 广东锻压机床厂有限公司 | Dynamic balance system of a high-speed precise pressing machine |
| CN102785391A (en) * | 2012-08-29 | 2012-11-21 | 太仓奥科机械设备有限公司 | Height adjusting device |
| CN104226768B (en) * | 2014-09-09 | 2016-01-06 | 宁波市科斯顿精工机械有限公司 | A kind of connecting rod punch press |
| CN205255573U (en) * | 2015-11-16 | 2016-05-25 | 江苏中兴西田数控科技有限公司 | Manual regulation tapered wedge formula mould close height adjustment |
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Effective date of registration: 20210111 Address after: 213300 No.28, Shangshang Road, Zhongguancun Science Park, Liyang City, Changzhou City, Jiangsu Province Patentee after: Jiangsu Xingforging Intelligent Equipment Technology Co.,Ltd. Address before: 213300 No.28, Shangshang Road, Zhongguancun Science Park, Liyang City, Changzhou City, Jiangsu Province Patentee before: JIANGSU CPTEK SERVO TECHNOLOGY Co.,Ltd. |