CN105880982B - A kind of pin pressing machine - Google Patents
A kind of pin pressing machine Download PDFInfo
- Publication number
- CN105880982B CN105880982B CN201610360341.9A CN201610360341A CN105880982B CN 105880982 B CN105880982 B CN 105880982B CN 201610360341 A CN201610360341 A CN 201610360341A CN 105880982 B CN105880982 B CN 105880982B
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- China
- Prior art keywords
- depression bar
- slide unit
- frame
- alignment pin
- elevating mechanism
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Presses And Accessory Devices Thereof (AREA)
Abstract
The present invention discloses a kind of pin pressing machine, it is related to cold working equipment technical field, including frame, elevating mechanism, slide unit, Working piece positioning device, elevating mechanism is arranged on above frame, slide unit is tower structure and is arranged on frame middle and lower part, and Working piece positioning device is arranged in the middle part of slide unit, and slide unit bottom is moved left and right by horizontal sliding device, more than two alignment pin vias are provided with the top of slide unit, alignment pin via can be corresponding with the dowel passage ca and depression bar in frame respectively；Depression bar is arranged in frame by resetting means, and depression bar presses under elevating mechanism driving to alignment pin.Workpiece is fixed on slide unit using Working piece positioning device, the alignment pin via that the self-positioning pin passage of alignment pin is slipped on slide unit, slide unit is realized by horizontal sliding device and moved left and right, alignment pin via is aligned with the pin-and-hole on workpiece successively, promote depression bar that alignment pin is pressed into workpiece using elevating mechanism, depression bar acts on spring-go position next time in resetting means.
Description
Technical field
The present invention relates to cold working equipment technical field, more particularly to a kind of pin pressing machine.
Background technology
At present, alignment pin is installed on connecting rod cap and relies primarily on artificial operation, alignment pin is placed on connecting rod cap by operating personnel
Dowel hole above, gently pounded with hand hammer into according to workman's experience, grasp is pounded into depth.
There is following drawback in this operating method：Human factor is larger, pound into depth it is inaccurate, installation accuracy is difficult to ensure
Card；The dangerous coefficient of workman's operation, easily pounds in one's hands, potential safety hazard is larger；Operating efficiency is relatively low；Alignment pin holds when pounding
Easily tilt, cause to damage alignment pin, or even damage connecting rod cap.
The content of the invention
The technical problems to be solved by the invention be to provide a kind of compact conformation, easy to operate, installation accuracy it is high, safety system
The high pin pressing machine of number, ensure that the uniformity of the compression distance of connecting rod cap alignment pin, while improving alignment pin installation effectiveness.
In order to solve the above technical problems, the technical solution used in the present invention is：
A kind of pin pressing machine, including frame, elevating mechanism, slide unit, Working piece positioning device, the elevating mechanism are arranged on frame
Top, the slide unit is tower structure and is arranged on frame middle and lower part, and the Working piece positioning device is arranged in the middle part of slide unit,
The slide unit bottom is moved left and right by horizontal sliding device, and more than two alignment pin vias, institute are provided with the top of the slide unit
Stating alignment pin via can be corresponding with the dowel passage ca and depression bar in frame respectively；The depression bar is arranged on by resetting means
In frame, depression bar presses under elevating mechanism driving to alignment pin.
It is preferred that, the horizontal sliding device includes gear and the rack being engaged with, and gear is by being arranged on bottom of the frame
Motor driving, rack is arranged on slide unit bottom, and frame both sides are arranged with opposite adjusting screw rod, and adjusting screw rod end is arc
Face and the thrust screw of correspondence slide unit both sides.
It is preferred that, the resetting means includes back-moving spring, depression bar passage and spacing stand, and the back-moving spring is sleeved on
On depression bar seat, depression bar seat top is corresponding with the movable end of elevating mechanism；The depression bar passage is arranged in frame, depression bar seat and pressure
Bar passage coordinates, and depression bar is fixed on depression bar seat lower end；The limiting stand frame is arranged on depression bar seat side and spacing stand is appeared on the stage member
It is arranged on depression bar seat top spacing to depression bar seat progress.
It is preferred that, the depression bar seat top is provided with backstop platform circle, and back-moving spring is sleeved on depression bar seat, and backstop platform circle is to multiple
Position spring carry out it is spacing, spacing stand appear on the stage member be arranged on backstop platform circle top to depression bar seat carry out it is spacing.
It is preferred that, the depression bar seat top is provided with adjusting rod, and adjusting rod is corresponding with the movable end of elevating mechanism.
It is preferred that, the Working piece positioning device includes support frame, retention mechanism, and support frame is arranged on slide unit and its bottom
Portion's shape matches with workpiece configurations, and retention mechanism includes adjusting screw rod and elastomeric element, and adjusting screw rod sets support frame side,
Elastomeric element correspondence adjusting screw rod is arranged on support frame opposite side, and workpiece is placed between adjusting screw rod and elastomeric element.
It is preferred that, the elastomeric element includes push rod and holds out against spring, and push rod is horizontally set on support frame and after push rod
End is provided with spring base, holds out against spring and is arranged between push rod afterbody and spring base.
It is preferred that, the alignment pin via is between pin-and-hole on three and the spacing and workpiece of two neighboring alignment pin via
Away from consistent；Both sides alignment pin via can correspond to the dowel passage ca of frame both sides respectively.
It is preferred that, the elevating mechanism is hydraulic cylinder, and hydraulic cylinder piston center line is overlapped with depression bar center line.
It is preferred that, copper backing is provided between support frame as described above bottom and workpiece.
It is using the beneficial effect produced by above-mentioned technical proposal：Workpiece is placed on slide unit, positioned using workpiece
Clamping is fixed in device, and the alignment pin via that the self-positioning pin passage of alignment pin is slipped on slide unit, slide unit is filled by horizontal sliding
Put the level of realization to move left and right, successively align alignment pin via with the pin-and-hole on workpiece, promote depression bar will using elevating mechanism
Alignment pin is pressed into workpiece, completes the installation of alignment pin；Depression bar acts on spring-go position next time in resetting means.Compact conformation of the present invention,
The advantage that easy to operate, installation accuracy is high, safety coefficient is high, ensure that the uniformity of the compression distance of connecting rod cap alignment pin,
Alignment pin installation effectiveness is improved simultaneously, reduces labor intensity of operating staff.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of Working piece positioning device in Fig. 1；
Fig. 3 is the structural representation of resetting means in Fig. 1；
Fig. 4 is the structural representation of connecting rod cap；
In figure：1- frames, 2- elevating mechanisms, 3- slide units, 4- Working piece positioning devices, 5- horizontal sliding devices, 6- alignment pins
Via, 7- dowel passage cas, 8- depression bars, 9- resetting means, 10- adjusting screw rods, 11- workpiece, 12- elastomeric elements, 13- push rods,
14- holds out against spring, 15- spring bases, 16- alignment pins, 41- support frames, 42- retention mechanisms, 51- gears, 52- racks, 53- thrusts
Screw, 91- back-moving springs, 92- depression bar passages, the spacing stands of 93-, 94- depression bars seat, 95- backstops platform circle, 96- adjusting rods.
Embodiment
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground is described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
A kind of pin pressing machine as shown in Figure 1, 2, 3, including frame 1, elevating mechanism 2, slide unit 3, Working piece positioning device 4, institute
State elevating mechanism 2 and be arranged on the top of frame 1, the slide unit 3 is tower structure and is arranged on the middle and lower part of frame 1, the workpiece
Positioner 4 is arranged on the middle part of slide unit 3, workpiece 11 can be fixed on the positioning, the bottom of slide unit 3 passes through horizontal sliding device
5 move left and right, and the top of the slide unit 3 is provided with more than two alignment pin vias 6, the alignment pin via 6 can respectively with machine
Dowel passage ca 7 and the correspondence of depression bar 8 on frame 1；The depression bar 8 is arranged in frame 1 by resetting means 9, and depression bar 8 is in lifting
Mechanism 2 presses under driving to alignment pin 16.
Wherein, the horizontal sliding device 5 includes gear 51 and the rack 52 being engaged with, and gear 51 is by being arranged on frame
The motor driving of 1 bottom, rack 52 is arranged on the bottom of slide unit 3, and the both sides of frame 1 are arranged with opposite adjusting screw rod 10, regulation
The end of screw rod 10 is the thrust screw 53 of cambered surface and correspondence slide unit 3 both sides.Horizontal sliding device 5 can also pass through lead screw transmission
To realize the purpose of horizontal left and right sidesing shifting.
As a kind of preferred structure, the resetting means 9 includes back-moving spring 91, depression bar passage 92 and spacing stand 93,
The back-moving spring 91 is sleeved on depression bar seat 94, and the top of depression bar seat 94 is corresponding with the movable end of elevating mechanism 2；The depression bar leads to
Road 92 is arranged in frame 1, and depression bar seat 94 coordinates with depression bar passage 92, and depression bar 8 is fixed on 94 lower ends of depression bar seat；The limiting stand
Member that frame 93 is arranged on depression bar 94 sides of seat and spacing stand 93 is appeared on the stage is arranged on the top of depression bar seat 94 and depression bar seat 94 is limited
Position.
Wherein, the top of depression bar seat 94 is provided with backstop platform circle 95, and back-moving spring 91 is sleeved on depression bar seat 94, backstop platform
95 pairs of back-moving springs 91 of circle carry out spacing, and spacing stand 93 member of appearing on the stage is arranged on the top of backstop platform circle 95 depression bar seat 94 is limited
Position.
In order to preferably adjust the compression distance that depression bar 8 pushes alignment pin 16, the top of depression bar seat 94 is provided with adjusting rod
96, adjusting rod 96 is corresponding with the movable end of elevating mechanism 2.
The Working piece positioning device 4 includes support frame 41, retention mechanism 42, and support frame 41 is arranged on slide unit 3 and its bottom
Portion's shape matches with the profile of workpiece 11, and retention mechanism 42 includes adjusting screw rod 10 and elastomeric element 12, and adjusting screw rod 10 is set
The side of support frame 41, the correspondence adjusting screw rod 10 of elastomeric element 12 is arranged on the opposite side of support frame 41, and the elastomeric element 12 includes
Push rod 13 and hold out against spring 14, push rod 13 is horizontally set on support frame 41 and the rear end of push rod 13 is provided with spring base 15, holds out against bullet
Spring 14 is arranged between the afterbody of push rod 13 and spring base 15；Workpiece 11 is placed in the push rod 13 of adjusting screw rod 10 and elastomeric element 12
Between, positioning is clamped to workpiece 11 using adjusting screw rod 10 and elastomeric element 12.In order to avoid in workpiece fabrication is placed
The bottom of workpiece 11 is caused to collide with, copper backing is provided between the bottom of support frame 41 and workpiece 11.
As a kind of preferred structure, the alignment pin via 6 on slide unit 3 is between three and two neighboring alignment pin via 6
Away from consistent with pin-and-hole spacing on workpiece 11；Both sides alignment pin via 6 can correspond to the dowel passage ca 7 of the both sides of frame 1 respectively.It is logical
Moving horizontally for slide unit 3 is crossed, can be corresponding with the alignment pin via 6 on slide unit 3 successively by the pin-and-hole on workpiece 11.
Wherein, the elevating mechanism 2 is hydraulic cylinder, and hydraulic cylinder piston center line is overlapped with the center line of depression bar 8.Elevating mechanism
2 can also be from cylinder, lead screw transmission or to realize oscilaltion campaign.
Specific operation process is as follows：Workpiece 11 is with connecting rod cap（Such as Fig. 4）Exemplified by, workpiece 11 is placed into the branch on slide unit 3
On support 41, workpiece 11 is held out against using adjusting screw rod 10, push rod 13 is being held out against to the application pressure of workpiece 11 under spring 14 is acted on,
Realize the purpose that workpiece 11 is positioned, fixed；Start the bottom motors drive gear 51 of frame 1 to rotate, gear 51 is engaged with rack 52
Slide unit 3 is driven to move left and right, the stroke progress using the adjusting screw rod 10 at the two ends of frame 1 to slide unit 3 is spacing, and it is fixed on slide unit 3 to make
Position pin via 6 is corresponding with the pin-and-hole on workpiece 11 successively, starts the hydraulic cylinder as elevating mechanism 2, hydraulic cylinder lower end piston
Bar presses to the adjusting rod 96 at the top of depression bar seat 94, so that the depression bar 8 of 94 lower ends of depression bar seat says that alignment pin 16 is pressed into connecting rod cap
On pin-and-hole in；Then the resilience in the presence of back-moving spring 91 of depression bar 8 resets, and the displacement of slide unit 3 makes connecting rod cap opposite side pin-and-hole
It is corresponding with alignment pin via 6 on slide unit 3, complete the press-in of alignment pin 16.Slide unit is driven by the rotating of the bottom motors of frame 1
3 realize reciprocating motion, and then complete press-fiting for alignment pin 16 one by one.
In summary, compact conformation of the present invention, the advantage that easy to operate, installation accuracy is high, safety coefficient is high, workpiece is put
Put on slide unit, clamping, the alignment pin that the self-positioning pin passage of alignment pin is slipped on slide unit is fixed using Working piece positioning device
Via, slide unit realizes that level is moved left and right by horizontal sliding device, successively aligns alignment pin via with the pin-and-hole on workpiece,
Promote depression bar that alignment pin is pressed into workpiece using elevating mechanism, complete the installation of alignment pin；Depression bar is acted on next time in resetting means
Spring-go position.The present invention ensure that the uniformity of the compression distance of connecting rod cap alignment pin, while alignment pin installation effectiveness is improved, drop
Low labor intensity of operating staff.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
It is different from other manner described here using other to implement, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
Claims (8)
1. a kind of pin pressing machine, it is characterised in that：Including frame（1）, elevating mechanism（2）, slide unit（3）, Working piece positioning device（4）,
The elevating mechanism（2）It is arranged on frame（1）Top, the slide unit（3）For tower structure and it is arranged on frame（1）In under
Portion, the Working piece positioning device（4）It is arranged on slide unit（3）Middle part, the slide unit（3）Bottom passes through horizontal sliding device（5）It is left
Move right, the slide unit（3）Top is provided with more than two alignment pin vias（6）, the alignment pin via（6）Can respectively with
Frame（1）On dowel passage ca（7）And depression bar（8）Correspondence；The depression bar（8）Pass through resetting means（9）It is arranged on frame（1）
On, depression bar（8）In elevating mechanism（2）Alignment pin is pressed under driving；
The horizontal sliding device（5）Including gear（51）And the rack being engaged with（52）, gear（51）By being arranged on frame
（1）The motor driving of bottom, rack（52）It is arranged on slide unit（3）Bottom, frame（1）Both sides are arranged with opposite adjusting screw rod
（10）, adjusting screw rod（10）End is cambered surface and correspondence slide unit（3）The thrust screw of both sides（53）；
The resetting means（9）Including back-moving spring（91）, depression bar passage（92）With spacing stand（93）, the back-moving spring
（91）It is sleeved on depression bar seat（94）On, depression bar seat（94）Top and elevating mechanism（2）Movable end correspondence；The depression bar passage
（92）It is arranged on frame（1）On, depression bar seat（94）With depression bar passage（92）Coordinate, depression bar（8）It is fixed on depression bar seat（94）Lower end；
The spacing stand（93）It is arranged on depression bar seat（94）Side and spacing stand（93）Circle of appearing on the stage is arranged on depression bar seat（94）On
Side is to depression bar seat（94）Carry out spacing.
2. pin pressing machine according to claim 1, it is characterised in that：The depression bar seat（94）Justify provided with backstop platform at top
（95）, back-moving spring（91）It is sleeved on depression bar seat（94）On, backstop platform circle（95）To back-moving spring（91）Carry out spacing, limiting stand
Frame（93）Circle of appearing on the stage is arranged on backstop platform circle（95）Top is to depression bar seat（94）Carry out spacing.
3. pin pressing machine according to claim 1, it is characterised in that：The depression bar seat（94）Top is provided with adjusting rod（96）,
Adjusting rod（96）With elevating mechanism（2）Movable end it is corresponding.
4. pin pressing machine according to claim 1, it is characterised in that：The Working piece positioning device（4）Including support frame（41）、
Retention mechanism（42）, support frame（41）It is arranged on slide unit（3）Upper and its bottom shape and workpiece（11）Profile matches, fastening
Mechanism（42）Including adjusting screw rod（10）And elastomeric element（12）, adjusting screw rod（10）Support frame is set（41）Side, elastic portion
Part（12）Correspondence adjusting screw rod（10）It is arranged on support frame（41）Opposite side, workpiece（11）It is placed in adjusting screw rod（10）With elastic portion
Part（12）Between.
5. pin pressing machine according to claim 4, it is characterised in that：The elastomeric element（12）Including push rod（13）With hold out against
Spring（14）, push rod（13）It is horizontally set on support frame（41）Upper and push rod（13）Rear end is provided with spring base（15）, hold out against spring
（14）It is arranged on push rod（13）Afterbody and spring base（15）Between.
6. pin pressing machine according to claim 1, it is characterised in that：The alignment pin via（6）It is for three and two neighboring
Alignment pin via（6）Spacing and workpiece（11）Upper pin-and-hole spacing is consistent；Both sides alignment pin via（6）Frame can be corresponded to respectively
（1）The dowel passage ca of both sides（7）.
7. pin pressing machine according to claim 1, it is characterised in that：The elevating mechanism（2）For hydraulic cylinder, hydraulic cylinder piston
Center line and depression bar（8）Center line is overlapped.
8. pin pressing machine according to claim 4, it is characterised in that：Support frame as described above（41）Bottom and workpiece（11）Between set
There is copper backing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610360341.9A CN105880982B (en) | 2016-05-28 | 2016-05-28 | A kind of pin pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610360341.9A CN105880982B (en) | 2016-05-28 | 2016-05-28 | A kind of pin pressing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105880982A CN105880982A (en) | 2016-08-24 |
| CN105880982B true CN105880982B (en) | 2017-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610360341.9A Active CN105880982B (en) | 2016-05-28 | 2016-05-28 | A kind of pin pressing machine |
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| Country | Link |
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| CN (1) | CN105880982B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717407A (en) * | 2017-10-20 | 2018-02-23 | 芜湖市鸿坤汽车零部件有限公司 | A kind of pressure pin device |
| CN107984223B (en) * | 2018-01-19 | 2023-10-03 | 安徽航大智能科技有限公司 | Intelligent assembly equipment for front cover of new energy motor |
| CN110434587B (en) * | 2019-07-13 | 2020-06-23 | 深圳市盛元半导体有限公司 | Rubber plug assembling machine for plastic packing tube |
| CN111360508B (en) * | 2020-03-13 | 2022-04-26 | 诸暨市超前泵业科技有限公司 | Water pump copper gear smashes and hits device |
| CN115055944A (en) * | 2022-07-27 | 2022-09-16 | 上海中联重科桩工机械有限公司 | Mechanical pin shaft assembling device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58149140A (en) * | 1982-02-27 | 1983-09-05 | Toyoda Autom Loom Works Ltd | Construction for receiving parts in automatic pipe material incorporating apparatus |
| CN103612102B (en) * | 2013-11-13 | 2018-01-09 | 东莞市联洲知识产权运营管理有限公司 | Bolt component pressfit riveting machine |
| CN104907793B (en) * | 2015-07-01 | 2017-03-29 | 昌辉汽车电器（黄山）股份公司 | A kind of opening door pressure pin device of automobile rotary knob lid |
| CN205254472U (en) * | 2015-12-14 | 2016-05-25 | 天合富奥汽车安全系统（长春）有限公司 | Gasbag component assembly anchor clamps |
| CN205764770U (en) * | 2016-05-28 | 2016-12-07 | 南宫市精强连杆有限公司 | A kind of pin pressing machine |
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2016
- 2016-05-28 CN CN201610360341.9A patent/CN105880982B/en active Active
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| CN105880982A (en) | 2016-08-24 |
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