CN108044272B - A kind of track trolley manual positioning compression self-locking mechanism - Google Patents
A kind of track trolley manual positioning compression self-locking mechanism Download PDFInfo
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- CN108044272B CN108044272B CN201810068094.4A CN201810068094A CN108044272B CN 108044272 B CN108044272 B CN 108044272B CN 201810068094 A CN201810068094 A CN 201810068094A CN 108044272 B CN108044272 B CN 108044272B
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- hook
- support plate
- connecting rod
- pair
- rocking bar
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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Abstract
It is manuallyd locate the invention discloses a kind of track trolley and compresses self-locking mechanism, including a pair of of support plate, connecting plate, roll pin, compression hook and bar-link drive, it is hinged by compressing hook pin axis and a pair of of support plate to compress hook；Bar-link drive includes first connecting rod, second connecting rod, third connecting rod, rocking bar and forced bulb plunger, the forced bulb plunger is arranged in the plunger mounting hole, the rocking bar is equipped with fixed block, the two sides of the fixed block are equipped with groove at position corresponding with the forced bulb plunger, and the groove is matched with the elastic bulb of the forced bulb plunger.The configuration of the present invention is simple, it is easy to operate, it is at low cost, it can be realized using bar-link drive and compress hook compression or releasing orientation, to realize that workpiece is compressed or picked and placed, improve the stability for positioning manual self-locking mechanism, cooperate walking convenient with track trolley, the operating environment for shaking of jolting can be coped with.
Description
Technical field
It is manuallyd locate the present invention relates to a kind of track trolley and compresses self-locking mechanism, belong to field of automobile.
Background technique
It is welded in workshop in automobile factory, transportation system directly affects the production efficiency of automobile assembly line and the quality of product.
The conveying of track trolley is a kind of common mode of movement, and stable assembly precision is high.
Positioning fixture is installed, body assembly is fixed by the positioning mechanism on fixture on specifically in-orbit road trolley.
Fixture release movement, may be implemented being placed and taken out for body assembly, by pinching action, the stabilization of body assembly may be implemented
Positioning.Currently, fixture mainly by pneumatic system realize fixture release and clamping, pneumatic system mainly use cylinder, gas source,
Control valve etc., although being able to achieve the automation control of positioning fixture by pneumatic system, structure is complicated first for pneumatic system,
It is at high cost；Secondly, not can guarantee the positioning of vehicle body if cylinder and tracheae leak air, the precision of equipment can be seriously affected；Again
Secondary, for pneumatic system due to needing gas source, tracheae quantity is more, takes up space big, and there is also the problems that pipeline is mixed and disorderly, influences automobile weldering
Connect environment；Again, the pressing force of cylinder is determined by the cylinder diameter and air pressure of cylinder, is a finite value, there are pressing forces
Insufficient situation；Finally, it is most important that track trolley needs to move back and forth according to field condition, if fixture is using pneumatic system
System, gas source can not walk with track trolley, not only can shadow if the fixture using pneumatic system uses on in-orbit road trolley by force
The stroke of track trolley is rung, and the configuration of gas source, tracheae is cumbersome.
Summary of the invention
The present invention is mounted on track trolley in view of the deficienciess of the prior art, providing one kind, and structure is simple, operation
Convenient, at low cost, the compression that can guarantee Auto-body Panel and the vehicle body for unclamping effect position manual self-locking mechanism.
The technical scheme to solve the above technical problems is that a kind of vehicle body positions manual self-locking mechanism, including one
To support plate, connecting plate, roll pin, compress hook and for driving the bar-link drive for compressing hook movement, the connection
The top of a pair of support plate is arranged in plate, and the connecting plate, which is equipped with, is used for the movable connection board slot of the compression hook, institute
The top that the connecting plate is arranged in roll pin is stated, it is movable fixed for the compression hook to be equipped in the roll pin
Position cotter way, the compression hook is hinged by compressing hook pin axis and a pair of support plate, and the compression hook is equipped with and the pressure
The compression hook through-hole that tight hook pin axis matches；
The bar-link drive includes first connecting rod, second connecting rod, third connecting rod, rocking bar and forced bulb plunger,
One end of the first connecting rod is hinged with the compression hook by having strong market potential, and the other end passes through the first articulated shaft and the second connecting rod
One end it is hinged, the support plate pilot hole for being limited to the both ends of having strong market potential is correspondingly provided in a pair of support plate,
The second connecting rod is hinged by pitman shaft and a pair of support plate, and the other end of the second connecting rod passes through the second articulated shaft
Hinged with the third connecting rod, the rocking bar is hinged by rocker shaft and a pair of support plate, and the third connecting rod passes through the
Three articulated shafts and the rocking bar are hinged, a pair of support plate of free end stretching of the rocking bar, right in a pair of support plate
It should be equipped with plunger mounting hole, the forced bulb plunger is arranged in the plunger mounting hole, and the rocking bar, which is equipped with, to be fixed
Block, the two sides of the fixed block are equipped with groove at position corresponding with the forced bulb plunger, the groove with it is described
The elastic bulb of forced bulb plunger matches.
The beneficial effects of the present invention are: multiple self-locking mechanisms are mounted on track trolley, manual switching, self-locking mechanism
Roll pin plays the role of positioning, and has the location hole matched with roll pin, easy access and positioning in Auto-body Panel
Precisely, the positioning to stamping parts is realized by the location hole of stamping parts and detent fit, compression hooks pressuring action, passes through company
Bar driving mechanism realizes the opening and compression for compressing hook, when compressing hook and compressing, the grooves of fixed block two sides and two sides it is forced
The elastic bulb of bulb plunger cooperatively forms self-locking, and only vertical direction active force could produce rocking bar, therefore jolting, shaking
Process, rocking bar is stablized by forced bulb plunger and support plate to be cooperated.Workpiece is tightly pressed against on track trolley；Compress hook pine
When opening, compresses hook and return in roll pin, facilitate being put into and taking out for stamping parts, will not interfere or damage stamping parts；
The positioning compression of workpiece is opened by rocking bar manual operation realization, compared with the existing pneumatic system using cylinder, not only
It reduces costs, it is often more important that can be with the movement of matching track trolley.The configuration of the present invention is simple, easy to operate, at low cost, benefit
It can be realized with bar-link drive and compress hook compression or releasing orientation, to realize that workpiece is compressed or picked and placed, improve positioning manually
The stability of self-locking mechanism cooperates walking convenient, can cope with the operating environment for shaking of jolting with track trolley.
Based on the above technical solution, the present invention can also be improved as follows.
Further, a pair of support plate is mounted on track trolley by track trolley mounting base, the track platform
Vehicle mounting base is equipped with the adjustment bolt for being limited to the rocking bar.
Beneficial effect using above-mentioned further scheme is that the mechanism can be mounted on to track platform by railcar mounting base
Che Shang, when rocking bar moves up, elastic bulb, which snaps onto, just forms self-locking state in the groove on rocking bar.But if power mistake
Greatly, there may be the case where position, and in order to avoid to move up dynamics excessive for rocking bar, influence self-locking effect, therefore adjustment bolt is set,
The extension elongation of adjustment bolt is adjusted, so that rocker shaft, third articulated shaft and the second articulated shaft three point on a straight line, form mechanical dead
Point compresses hook compression and reaches self-locking state.The blocking of rocking bar inside support plate by adjustment bolt, it is ensured that elastic bulb with
The cooperation of groove operates safer stabilization, and rocking bar is avoided position phenomenon occurred.
Further, the limited post limited to first articulated shaft is equipped between a pair of support plate.
Beneficial effect using above-mentioned further scheme is, when compressing hook releasing orientation, to the first hinged shaft position into
Row limit, holding is had strong market potential, the first articulated shaft, pitman shaft are conllinear, so that compressing hook just everywhere in the positioning pin of roll pin
In slot, the discrepancy roll pin that stamping parts can be safe, therefore placement Auto-body Panel that can be safe, make the positioning of stamping parts
Hole and detent fit smoothly remove Auto-body Panel, not will receive the obstruction for compressing hook.
Further, the compression hook through-hole is arcuate structure.
Beneficial effect using above-mentioned further scheme is to compress the arcuate movement curve of hook to be more able to cooperate connecting rod driving machine
Structure compresses hook movement to drive, and reduces the active force for compressing hook and compressing hook pin axis, extends the service life for compressing hook, matches simultaneously
It closes bar-link drive and realizes compression hook vertical compression, and compress hook release and be withdrawn completely into roll pin, facilitate vehicle body
The pickup of stamping parts and put part.
Further, the support plate is connect by mounting plate with the track trolley mounting base.It is set in the support plate
There is the notch for installing mounting plate.
Beneficial effect using above-mentioned further scheme is to facilitate the installation of the self-locking mechanism reserved for adjustment bolt simultaneously
Adjustment space adjusts extension, so that the adjustment process of adjustment bolt is more convenient more accurate.
Further, the fixed block is connect by fastening screw with the rocking bar.
Beneficial effect using above-mentioned further scheme is the connection of fastening screw realization fixed block and rocking bar, while
It avoids influencing the rotation of rocking bar and the interaction of fixed block and forced bulb plunger.
It further, further include shield on the outside of the support plate, the shield, which is equipped with, is used for the rocking bar
The notch of lower movement.
Beneficial effect using above-mentioned further scheme is proofing dust and protecting, while avoiding influencing the movement of rocking bar.
Detailed description of the invention
Fig. 1 is the schematic view of the front view that the embodiment of the present invention 1 compresses hook releasing orientation；
Fig. 2 is the schematic perspective view that the embodiment of the present invention 1 compresses hook releasing orientation；
Fig. 3 is the schematic view of the front view that the embodiment of the present invention 1 compresses hook impaction state；
Fig. 4 is the schematic perspective view that the embodiment of the present invention 1 compresses hook impaction state；
Fig. 5 is the schematic view of the front view that the embodiment of the present invention 2 compresses hook impaction state；
Fig. 6 is the three-dimensional figure structure schematic representation that the embodiment of the present invention 2 compresses hook impaction state；
Fig. 7 is the structural schematic diagram of present invention installation shield.
In figure, 1, roll pin；2, hook is compressed；3, first connecting rod；4, second connecting rod；5, third connecting rod；6, rocking bar；7,
Support plate；8, it has strong market potential；9, connecting plate；10, connection board slot；11, cotter way is positioned；12, hook pin axis is compressed；13, hook through-hole is compressed；
14, forced bulb plunger；15, the first articulated shaft；16, support plate pilot hole；17, pitman shaft；18, the second articulated shaft；19, it shakes
Bar axis；20, third articulated shaft；21, fixed block；22, groove；23, limited post；24, mounting plate；25, track trolley mounting base；
26, fastening screw；27, adjustment bolt；28, protective cover；29, notch.
Specific embodiment
Principles and features of the present invention are described below in conjunction with example, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
Embodiment 1, as Figure 1-Figure 4, a kind of manual self-locking mechanism of vehicle body positioning, including a pair of of support plate 7, connecting plate
9, roll pin 1, compression hook 2 and the bar-link drive for driving compression hook movement, the connecting plate are arranged in a pair
The top of the support plate, the connecting plate, which is equipped with, is used for the movable connection board slot 10 of compression hook, the hollow positioning
The top of the connecting plate is arranged in pin, is equipped in the roll pin and is used for the movable positioning cotter way 11 of compression hook,
The compression hook is hinged by compressing hook pin axis 12 and a pair of support plate, and the compression hook is equipped with and the compression hook pin
The compression hook through-hole 13 that axis matches；
The bar-link drive includes first connecting rod 3, second connecting rod 4, third connecting rod 5, rocking bar 6 and forced ball head column
Plug 14, one end of the first connecting rod is 8 hinged with the compression hook by having strong market potential, the other end pass through the first articulated shaft 15 with it is described
One end of second connecting rod is hinged, and the support plate for being limited to the both ends of having strong market potential is correspondingly provided in a pair of support plate
Pilot hole 16, the second connecting rod is hinged by pitman shaft 17 and a pair of support plate, and the other end of the second connecting rod is logical
It crosses the second articulated shaft 18 and the third connecting rod is hinged, the rocking bar is hinged by rocker shaft 19 and a pair of support plate, institute
It is hinged by third articulated shaft 20 and the rocking bar to state third connecting rod, a pair support plate is stretched out in the free end of the rocking bar,
Plunger mounting hole is correspondingly provided in a pair of support plate, the forced bulb plunger is arranged in the plunger mounting hole,
The rocking bar is equipped with fixed block 21, and the two sides of the fixed block are equipped at position corresponding with the forced bulb plunger
Groove 22, the groove are matched with the elastic bulb of the forced bulb plunger.
The rocking bar is of an L-shaped structure.The fixed block is U-shaped structure.
The compression hook through-hole is arcuate structure.The arcuate movement curve for compressing hook is able to cooperate bar-link drive more to drive
The tight hook movement of dynamic pressure, reduces the active force for compressing hook and compressing hook pin axis, extends the service life for compressing hook, while coupler link
Driving mechanism, which is realized, compresses hook vertical compression, and compresses hook release and be withdrawn completely into roll pin, facilitates Auto-body Panel
Pickup and put part.
The limited post 23 limited to first articulated shaft is equipped between a pair of support plate.It is unclamped compressing hook
When state, the first hinged shaft position is limited, holding is had strong market potential, the first articulated shaft, pitman shaft are conllinear, so that compressing hook just
Handle roll pin positioning cotter way in, can safety placement Auto-body Panel, make the location hole and positioning pin of stamping parts
Auto-body Panel is smoothly removed in cooperation, not will receive the obstruction for compressing hook.
The support plate is connect by mounting plate 24 with the track trolley mounting base., a pair of of support plate is mounted on installation
On plate, track trolley mounting base.Facilitate the installation of the self-locking mechanism while being that adjustment bolt reserves adjustment space, adjustment length is prolonged
It is long, so that the adjustment process of adjustment bolt is more convenient more accurate.
The fixed block is connect by fastening screw 26 with the rocking bar, and the positioning screw is mounted on the U-shaped fixation
On the closed end of block.Fastening screw realizes the connection of fixed block and rocking bar, while also avoiding influencing rotation and the fixed block of rocking bar
With the interaction of forced bulb plunger.
Embodiment 2, as shown in Figure 5 and Figure 6, a pair of support plate are mounted on track platform by track trolley mounting base 25
Che Shang, the track trolley mounting base are equipped with the adjustment bolt 27 for being limited to the rocking bar.Pacified by railcar
The mechanism can be mounted on track trolley by dress seat, and when rocking bar moves up, elastic bulb is snapped onto the groove on rocking bar just
Form self-locking state.But if power is excessive, there may be the case where position, in order to avoid rocking bar excessive, the shadow that moves up dynamics
Self-locking effect is rung, therefore adjustment bolt is set, the extension elongation of adjustment bolt is adjusted, so that rocker shaft, third articulated shaft and second
Articulated shaft three point on a straight line forms mechanical dead point, compresses hook compression and reaches self-locking state.Rocking bar inside support plate is adjusted
The blocking of bolt, it is ensured that the cooperation of elastic bulb and groove operates safer stabilization, and rocking bar is avoided position phenomenon occurred.
As shown in fig. 7, further including shield 28 on the outside of the support plate, the shield, which is equipped with, is used for the rocking bar
The notch 29 of up and down action.Proofing dust and protecting, while avoiding influencing the movement of rocking bar.
The course of work: when compressing hook opening state, self-locking state is formed under the action of rocking bar free end is self-possessed, compresses hook
Top be withdrawn completely into roll pin, be no longer interfere with the placement of Auto-body Panel, the location hole and positioning pin of stamping parts
Cooperation it is more convenient, that is, facilitate the pick-and-place of Auto-body Panel, it is fixed manually that the more sets of installation usually required in in-orbit road trolley
Position compresses self-locking mechanism, and after rocking bar rotates down in place, the free end of rocking bar is kept by self weight, at this point, limited post blocking the
One articulated shaft, so that having strong market potential, the first articulated shaft and pitman shaft three point on a straight line, formation mechanical dead point bear ratio on hook even if compressing
Biggish power, can not all destroy this state, so that it may be put into Auto-body Panel at this moment or remove Auto-body Panel；When being put into
After Auto-body Panel, after rocking bar is rotated up in place, adjustment bolt limits the inner end of rocking bar, and rocking bar passes through forced
Self-locking, rocker shaft, third articulated shaft and the second articulated shaft are realized in the cooperation of the groove of the elastic bulb and fixed block of bulb plunger
Three point on a straight line forms mechanical dead point, bears bigger power on hook even if compressing, can not all destroy this state, Auto-body Panel
It is tightly compacted on in-orbit road trolley, the operation such as can be welded and be transported to stamping parts, especially transportational process is due to adopting
With manual operation, no pneumatic system will not be influenced by gas source and tracheae.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of track trolley manual positioning compresses self-locking mechanism, which is characterized in that including a pair of of support plate, connecting plate, hollow
Positioning pin compresses hook and the bar-link drive for driving compression hook movement, and the connecting plate setting is in a pair of support
The top of plate, the connecting plate, which is equipped with, is used for the movable connection board slot of the compression hook, and the roll pin is arranged in institute
The top of connecting plate is stated, is equipped in the roll pin and is used for the movable positioning cotter way of compression hook, the compression hook is logical
It crosses compression hook pin axis and a pair of support plate is hinged, the hook that compresses is equipped with the compression matched with the compression hook pin axis
Hook through-hole；
The bar-link drive includes first connecting rod, second connecting rod, third connecting rod, rocking bar and forced bulb plunger, described
One end of first connecting rod is hinged with the compression hook by having strong market potential, and the other end passes through the first articulated shaft and the one of the second connecting rod
End is hinged, and the support plate pilot hole for being limited to the both ends of having strong market potential is correspondingly provided in a pair of support plate, described
Second connecting rod is hinged by pitman shaft and a pair of support plate, and the other end of the second connecting rod passes through the second articulated shaft and institute
It is hinged to state third connecting rod, the rocking bar is hinged by rocker shaft and a pair of support plate, and the third connecting rod is cut with scissors by third
Spindle and the rocking bar are hinged, and a pair of support plate is stretched out in the free end of the rocking bar, and correspondence is set in a pair of support plate
There is plunger mounting hole, the forced bulb plunger is arranged in the plunger mounting hole, and the rocking bar is equipped with fixed block, institute
State the two sides of fixed block and be equipped with groove at position corresponding with the forced bulb plunger, the groove with it is described forced
The elastic bulb of bulb plunger matches；The limit limited to first articulated shaft is equipped between a pair of support plate
Column.
2. track trolley manual positioning according to claim 1 compresses self-locking mechanism, which is characterized in that a pair of support
Plate is mounted on track trolley by track trolley mounting base, the track trolley mounting base be equipped with for the rocking bar into
The adjustment bolt of row limit.
3. track trolley manual positioning according to claim 1 compresses self-locking mechanism, which is characterized in that the compression hook is logical
Hole is arcuate structure.
4. track trolley manual positioning according to claim 1 compresses self-locking mechanism, which is characterized in that the support plate is logical
Mounting plate is crossed to connect with the track trolley mounting base.
5. track trolley manual positioning according to claim 1 compresses self-locking mechanism, which is characterized in that the fixed block is logical
Fastening screw is crossed to connect with the rocking bar.
6. track trolley manual positioning according to claim 1 compresses self-locking mechanism, which is characterized in that the support plate
Outside further includes shield, and the shield is equipped with the notch moved up and down for the rocking bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810068094.4A CN108044272B (en) | 2018-01-24 | 2018-01-24 | A kind of track trolley manual positioning compression self-locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810068094.4A CN108044272B (en) | 2018-01-24 | 2018-01-24 | A kind of track trolley manual positioning compression self-locking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108044272A CN108044272A (en) | 2018-05-18 |
| CN108044272B true CN108044272B (en) | 2019-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810068094.4A Active CN108044272B (en) | 2018-01-24 | 2018-01-24 | A kind of track trolley manual positioning compression self-locking mechanism |
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| CN (1) | CN108044272B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112282800B (en) * | 2020-10-12 | 2022-12-20 | 湖北三峡职业技术学院 | Rail holding type locking device of tunnel steel mould trolley and operation method |
| CN113321087B (en) * | 2021-05-10 | 2022-08-05 | 天奇自动化工程股份有限公司 | Rail aligning and limiting device for maintaining lifter |
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| JP2011200942A (en) * | 2010-03-24 | 2011-10-13 | Central Motor Co Ltd | Pin clamp device |
| CN203003384U (en) * | 2012-11-21 | 2013-06-19 | 济南吉利汽车有限公司 | Manual pin-entering mechanism of clamp |
| CN204019028U (en) * | 2014-07-14 | 2014-12-17 | 上海哲成汽车装备工程有限公司 | Sample car under body hand-operated clamping location hook pin mechanism |
| CN107442995A (en) * | 2017-10-11 | 2017-12-08 | 合肥亿翔智能制造有限公司 | A kind of hook pin location structure adjusted manually |
| CN107470824A (en) * | 2017-08-11 | 2017-12-15 | 昆山群发机械设备有限公司 | Binding clasp and its control method |
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2018
- 2018-01-24 CN CN201810068094.4A patent/CN108044272B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011200942A (en) * | 2010-03-24 | 2011-10-13 | Central Motor Co Ltd | Pin clamp device |
| CN203003384U (en) * | 2012-11-21 | 2013-06-19 | 济南吉利汽车有限公司 | Manual pin-entering mechanism of clamp |
| CN204019028U (en) * | 2014-07-14 | 2014-12-17 | 上海哲成汽车装备工程有限公司 | Sample car under body hand-operated clamping location hook pin mechanism |
| CN107470824A (en) * | 2017-08-11 | 2017-12-15 | 昆山群发机械设备有限公司 | Binding clasp and its control method |
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| CN108044272A (en) | 2018-05-18 |
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