CN114669941A - Flexible numerical control frock of frame - Google Patents
Flexible numerical control frock of frame Download PDFInfo
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- CN114669941A CN114669941A CN202210215336.4A CN202210215336A CN114669941A CN 114669941 A CN114669941 A CN 114669941A CN 202210215336 A CN202210215336 A CN 202210215336A CN 114669941 A CN114669941 A CN 114669941A
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- 230000007246 mechanism Effects 0.000 claims abstract description 95
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
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- 238000013461 design Methods 0.000 description 4
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- 238000007726 management method Methods 0.000 description 4
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- 238000005096 rolling process Methods 0.000 description 2
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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
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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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
The invention discloses a flexible numerical control tool for a frame, which comprises a front suspension module, a front suspension module and a front suspension module, wherein the front suspension module is used for positioning a pre-embedded component of a front suspension of a passenger car; the rear suspension module is used for positioning the rear suspension embedded assembly of the passenger car; a bottom universal platform for providing support and positioning for the front and rear suspension modules; the front suspension module is fixedly connected to one end of the bottom universal platform, and the rear suspension module is slidably connected to the other end of the bottom universal platform; the front suspension module and the rear suspension module respectively comprise a flexible platform, and a suspension positioning unit, a frame positioning unit and an adjusting mechanism which are detachably arranged on the corresponding flexible platform. Can satisfy new motorcycle type production through the switching of building blocks combination assembly to the positioning unit, need not change the major structure, reduce the manufacturing cost of product, improve the frock response of new motorcycle type. The method is suitable for the diversified manufacturing requirements of modern enterprise products, reduces the production floor space resources to the maximum extent, and reduces the enterprise management and operation cost.
Description
Technical Field
The invention belongs to the technical field of automobile tool fixtures, and particularly relates to a flexible numerical control tool for a frame.
Background
The production mode of passenger train is different from the bridge car, because the passenger train is mostly the custom-made product, so have the product variety characteristics such as numerous, the technical drawing change is frequent. The frame is an important component of the passenger car, and the production and manufacturing precision of the frame directly influences the running performance of a chassis of the passenger car; in the frame production and manufacturing process, a tool is required to ensure the product precision; the frame preparation is the production key process, and different motorcycle types need design preparation to correspond special frame frock, because passenger train product variety is various, characteristics such as technical drawing change is frequent lead to frame frock quantity many, change adjustment volume scheduling problem greatly.
The existing frame tool has the following problems: 1. too many tools occupy large space, so that the workshop utilization rate is low and the tool maintenance and management difficulty is high; 2. the number of new products is large, the production period is short, the tooling manufacturing cannot keep pace with the production progress, and the production and product delivery period is influenced; 3. the tool is frequently changed and adjusted, so that the tool is low in precision, large in input manpower and material resources, high in product cost and capable of reducing market competitiveness of products.
Disclosure of Invention
Aiming at the technical problems, the invention provides the flexible numerical control tool for the vehicle frame, which does not need to change the main structure, reduces the production cost of products, improves the tool response of new vehicle types, adapts to the diversified manufacturing requirements of modern enterprise products, reduces the production floor area resources to the maximum extent, and reduces the enterprise management and operation cost.
The technical scheme of the invention is as follows:
the invention aims to provide a flexible numerical control tool for a frame, which comprises:
the front suspension module is used for positioning the front suspension embedded assembly of the passenger car;
the rear suspension module is used for positioning a rear suspension embedded assembly of the passenger car;
a bottom universal platform for providing support and positioning for the front and rear suspension modules;
the front suspension module is fixedly connected to one end of the bottom universal platform, and the rear suspension module is slidably connected to the other end of the bottom universal platform;
the front suspension module and the rear suspension module respectively comprise a flexible platform, and a suspension positioning unit, a frame positioning unit and an adjusting mechanism which are detachably arranged on the corresponding flexible platform.
Preferably, the flexible platform is a screen plate with meshes distributed in an array, and the suspension positioning unit, the frame positioning unit and the adjusting mechanism are all connected with the corresponding meshes of the screen plate through quick fasteners.
Preferably, the bottom common platform comprises:
supporting a base frame;
a linear guide rail provided on one end of the support base frame where the rear suspension module is provided, extending in a length direction of the support base frame;
And the module repeated positioning mechanism is a frame body and is in sliding fit with the linear guide rail through a sliding block, and the flexible platform of the rear suspension module is detachably fixed on the module repeated positioning mechanism.
Preferably, the bottom common platform further comprises:
and the horizontal adjusting devices are uniformly distributed at the bottom of the supporting base frame.
Preferably, a limiting mechanism for limiting the sliding of the rear suspension module is arranged at one end of the supporting base frame far away from the front suspension module.
Preferably, the tool further comprises:
and the wheel base positioning control mechanism comprises a driving motor arranged on the module repeated positioning mechanism, a driving gear arranged at the driving end of the driving motor and a rack which is arranged on the supporting base frame, is parallel to the linear guide rail and is meshed with the driving gear.
Preferably, the driving motor includes a servo motor and a reducer.
Preferably, the adjusting mechanisms on the front suspension module and the rear suspension module are two groups, and the two groups of adjusting mechanisms are respectively arranged at two ends of the corresponding flexible platform;
the suspension positioning unit and the frame positioning unit are arranged between the two corresponding groups of adjusting mechanisms.
Preferably, the two groups of adjusting mechanisms are a first adjusting mechanism capable of moving and adjusting along the length direction and the height direction of the corresponding flexible platform and a second adjusting mechanism capable of moving and adjusting along the width direction and the height direction of the corresponding flexible platform;
the number of the adjusting units in the two groups of adjusting mechanisms is two.
Compared with the prior art, the invention has the advantages that:
the flexible numerical control tool for the vehicle frame adopts a modular design, can meet the production requirement of a new vehicle type through the switching of building block combination assembly and positioning units, does not need to change a main body structure, reduces the production cost of products, and improves the tool response of the new vehicle type. The method is suitable for the diversified manufacturing requirements of modern enterprise products, reduces production land resources to the maximum extent, and reduces enterprise management and operation costs.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic perspective view of a flexible numerical control tool for a vehicle frame according to an embodiment of the invention;
fig. 2 is a schematic structural diagram of a bottom universal platform (a flexible platform including a front suspension module and a rear suspension module) of the flexible numerical control tool for a vehicle frame according to the embodiment of the invention;
FIG. 3 is a schematic structural diagram of a bottom universal platform of the flexible numerical control tool for the vehicle frame according to the embodiment of the invention;
FIG. 4 is a longitudinal sectional structural schematic view of the flexible numerical control tool for the vehicle frame of FIG. 3;
FIG. 5 is a schematic perspective view of a front suspension module of the flexible numerically controlled tooling for a vehicle frame according to the embodiment of the invention;
FIG. 6 is a schematic perspective view of a rear suspension module of the flexible numerical control tool for a vehicle frame according to the embodiment of the invention;
FIG. 7 is a schematic structural diagram of a frame positioning unit of a front suspension module of the frame flexible numerical control tool according to an embodiment of the invention;
fig. 8 is a schematic structural diagram of a first adjusting mechanism of a front suspension module of the frame flexible numerical control tool according to the embodiment of the invention.
Wherein: 1. a bottom utility platform; 11. supporting a base frame; 12. the base is fixed with a horizontal adjusting device; 13. a module repeat location mechanism; 14. a linear guide rail; 15. a rack; 16. a limiting mechanism; 17. a slider; 18. (ii) a Positioning holes; 2. a front suspension module; 21. a first pliable platform; 22. a first suspension positioning unit; 23. a first frame positioning unit; 231. positioning seats; 232. a base; 233. a quick locking pin; 234. positioning a groove; 24. an adjusting mechanism a; 241. a base plate; 242. a first support; 243. a first slider; 244. a first lead screw; 245. a fixed seat; 246. a fixed shaft; 247. a first graduated scale; 248. a second support; 249. a second slide carriage; 2410. a second lead screw; 2411. positioning blocks; 2412. a second graduated scale; 2413. a first hand wheel; 2414. a second hand wheel; 3. a rear suspension module; 31. a second pliable platform; 32. a second suspension positioning unit; 33. a second frame positioning unit; 34. an adjusting mechanism b; 4. the gears are driven.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the accompanying drawings in combination with the embodiments. It is to be understood that these descriptions are only illustrative and are not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The embodiment is as follows:
it should be noted that if directional indications (such as up, down, first, second, front and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture changes, the directional indications also change accordingly.
In addition, if the description of "first", "second", etc. is referred to in this disclosure, then the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying that relative importance may imply that the number of technical features indicated may be implicit, and thus, the features defined as "first", "second", etc. may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when a technical solution combination is contradictory or cannot be realized, the technical solution combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 8, the flexible numerical control tool for the vehicle frame of the embodiment of the invention comprises a bottom universal platform 1, a front suspension module 2, a rear suspension module 3 and a wheel base positioning control mechanism. The front suspension module 2 is used for positioning a passenger car front suspension pre-buried assembly (not shown). The rear suspension module 3 is used to position a passenger car rear suspension pre-buried assembly (not shown). The bottom utility platform 1 is used to provide support and positioning for the front and rear suspension modules 2, 3. The front suspension module 2 is fixedly connected to one end of the bottom utility platform 1, i.e., the left end as shown in fig. 1, and the rear suspension module 3 is slidably connected to the other end of the bottom utility platform 1, i.e., the right end as shown in fig. 1. The rear suspension module 3 can be close to or far away from the front suspension module 2, so that the chassis wheel base can be adjusted to adapt to different vehicle types. The front suspension module 2 and the rear suspension module 3 respectively comprise a flexible platform, and a suspension positioning unit, a frame positioning unit and an adjusting mechanism which are detachably arranged on the corresponding flexible platform. Realize the frock universalization, produce the line flexibility, satisfy the production requirement of multiple motorcycle type, it is fast to solve product structural change, and the suspension kind leads to traditional frock to correspond the motorcycle type and eliminates, and the frock is condemned problem thereupon. The method is suitable for the diversified manufacturing requirements of modern enterprise products, reduces the production floor space resources to the maximum extent, and reduces the enterprise management and operation cost. The wheel base positioning control mechanism is used for accurately positioning the wheel base of the chassis according to the production vehicle type, and improving the product precision and the automation level of the tool. The flexible numerical control tool for the frame adopts a flexible, modularized and universal structural design form and is used for completing assembly welding of a passenger car frame assembly and positioning welding of a suspension embedded part; the tool has the advantages of reasonable structural design, enough rigidity and strength, capability of realizing accurate positioning, quick clamping, deformation prevention, good use performance and stable and reliable work. The tool can meet the production requirements of 8-13-meter bus models and highway vehicle type frame assemblies, covers nearly 80% of products of the department, can meet the production requirements of different suspension models only by rapidly switching suspension modules, and has the mold changing time less than 15 minutes.
According to some embodiments of the invention, the frame flexible numerical control tool only comprises the bottom universal platform 1, the front suspension module 2 and the rear suspension module 3, and does not comprise a wheel base positioning control mechanism, namely, the wheel base of the chassis is adjusted by pushing the rear suspension module 3 to slide along the bottom universal platform 1 manually.
According to some embodiments of the present invention, as shown in fig. 1 to 2 and 5 to 7, the flexible platform is a mesh plate with meshes distributed in an array, such as a relatively conventional three-dimensional flexible platform on the market, and the suspension positioning unit, the frame positioning unit and the adjusting mechanism are connected with the corresponding meshes of the mesh plate through quick fasteners (in the embodiment of the present invention, quick locking pins are preferably used). Meanwhile, the positioning and locking functions are achieved, a positioning pin positioning and bolt locking mechanism adopted in the traditional tool is replaced, the number of parts used is reduced, the structure is more compact, and the adjustment is convenient and rapid. The specific structure of the quick fastener is not particularly limited and described, and is a conventional quick locking pin, a quick locker, an axial quick locking device and the like in the existing market.
According to some embodiments of the present invention, as shown in fig. 2-4, the bottom utility platform 1 comprises a support base frame 11, a linear guide 14, a module repositioning mechanism 13, and a number of ground-based fixed leveling 12 devices. Wherein the supporting base frame 11 is a rectangular frame structure, for example, it can be formed by welding a plurality of square steels, it can be an integral frame structure, it can also be formed by splicing a plurality of square frames, [ c 1] the linear guide 14 is arranged on one end of the supporting base frame 11 where the rear suspension module 3 is arranged, that is, the right end as shown in fig. 3, extending along the length direction of the supporting base frame 11, specifically, the linear guide 14 includes two, and is arranged on two long edges of the supporting base frame 11 relatively. As shown in fig. 3 and 4, the module repositioning mechanism 13 is a frame body, and is slidably fitted on the linear guide rail 14 through the slider 17, and the flexible platform of the rear suspension module 3 is detachably fixed on the module repositioning mechanism 13, so that the rear suspension module 3 on the module repositioning mechanism 13 can be replaced to adapt to different suspension vehicle types without changing the main structure of the tool, i.e., the structure of the bottom universal platform 1. The plurality of foundation fixing and level adjusting devices 12 are uniformly distributed at the bottom of the supporting base frame 11 and can be used for adjusting the levelness of the whole tool, and the specific structure of the foundation fixing and level adjusting devices 12 is not particularly described and limited and is a conventional level adjusting device in the prior art. As an alternative embodiment, the bottom utility platform 1 comprises only the support base frame 11, the linear guide 14, and the module repositioning mechanism 13, excluding the ground-based fixed leveling device 12.
According to some embodiments of the present invention, as shown in fig. 2 to 4, in order to facilitate positioning of the rear suspension module 3 when the rear suspension module 3 is adjusted to a desired chassis wheelbase position, a limiting mechanism 16 that limits sliding of the rear suspension module 3 is provided on an end of the support base frame 11 that is away from the front suspension module 2. Specifically, the limiting mechanism 16 is an L-shaped positioning block (not shown), a plurality of positioning holes are respectively formed in two positioning blocks of the positioning block, correspondingly, a plurality of positioning holes 18 are also formed in two long sides of the supporting base frame 11 at intervals along the length direction of the supporting base frame, and the limiting mechanism 16, the supporting base frame 11 and the module repeated positioning mechanism 13 are positioned and locked through quick fasteners such as quick locking pins.
According to some embodiments of the present invention, as shown in fig. 3 to 4, the wheel base positioning control mechanism includes a driving motor (not shown) provided on the module repositioning mechanism 13, a driving gear 4 provided at a driving end of the driving motor, and a rack 15 provided on the supporting base frame 11 in parallel with the linear guide 14 and engaged with the driving gear. Preferably, the driving motor includes a servo motor and a precision reducer, the driving motor is disposed at the middle position of the rear end of the module repositioning mechanism 13 shown in fig. 3, and the output shaft of the driving motor is vertically downward. The servo motor is more accurate in positioning the wheel base of the chassis, and the product precision and the tooling automation level are improved. As shown in fig. 3, the rack 15 is distributed between the two linear guide rails 14 and fixed on the support base frame 11 and extends along the length direction of the support base frame 11. Preferably, the wheel base positioning control mechanism further comprises a PLC (programmable logic controller), a low-voltage apparatus and a touch screen (not shown), the PLC can control the driving motor to start and stop to complete positioning, parameters can be recorded and stored on the wheel base of the frame chassis, so that the parameters can be directly controlled and called by the touch screen during subsequent production and processing, meanwhile, tracing data are provided for product defects, and the product quality is improved.
As shown in fig. 5, the front suspension module 2 includes a flexible platform, and a frame positioning unit, a suspension positioning unit, and an adjusting mechanism provided on the flexible platform. For ease of distinction and description, and in the present embodiment, the flexile platforms, the frame positioning units, the suspension positioning units, and the adjustment mechanisms of the front suspension module 2 are described as the first flexile platform 21, the first frame positioning unit 23, the first suspension positioning unit 22, and the adjustment mechanism a 24. The first frame positioning units 23 include three sets, each set of first frame positioning units 23 includes two first frame positioning mechanisms oppositely disposed in a front-back direction, one set of first frame positioning units is disposed at the left end of the first flexible platform 21, and the other two sets of first frame positioning units 23 are disposed on the first flexible platform 21 and close to the right end of the first flexible platform 21. The adjustment mechanisms a24 include two sets, one set of adjustment mechanisms a24 is distributed between the two first frame positioning units 23 at the left end, and the other set of adjustment mechanisms a24 is distributed at the right end of the first flexing platform 21. The first suspension positioning unit 22 is provided between the two first frame positioning units 23 on the right end.
As shown in fig. 6, the rear suspension module 3 includes a flexible platform, and a frame positioning unit, a suspension positioning unit, and an adjusting mechanism provided on the flexible platform. For ease of distinction and description, the compliant platform, the frame positioning unit, the suspension positioning unit, and the adjustment mechanism of the rear suspension module are described in the embodiment of the present invention as the second compliant platform 31, the second frame positioning unit 33, the second suspension positioning unit 32, and the adjustment mechanism b 34. The adjusting mechanisms b34 include two sets, one set of adjusting mechanisms b34 is distributed at the left end of the second flexible platform 31, and the other set of adjusting mechanisms b34 is distributed at the right end of the second flexible platform 31. The second suspension positioning units 32 comprise two groups, each group of second suspension positioning units 32 comprises two second suspension positioning mechanisms which are oppositely arranged front and back, and the two groups of second suspension positioning units 32 are arranged on the second flexible platform 31 at intervals and are respectively close to the two groups of adjusting mechanisms b 34. The second frame positioning unit 33 is provided between the adjustment mechanism b34 at the left end and the second suspension positioning unit 32.
According to some embodiments of the present invention, as shown in fig. 5 to 6 and 8, for two sets of adjusting mechanisms, the two sets of adjusting mechanisms are a first adjusting mechanism capable of moving and adjusting along the length direction and the height direction of the corresponding flexible platform and a second adjusting mechanism capable of moving and adjusting along the width direction and the height direction of the corresponding flexible platform, and the number of adjusting units in the two sets of adjusting mechanisms is two. As shown in fig. 5, a first adjustment mechanism (for convenience of description and distinction, the first adjustment mechanism a is described in the embodiment of the present invention) of the adjustment mechanisms a is provided at the right end of the first flexibilizing table 21, and a second adjustment mechanism (for convenience of description and distinction, the second adjustment mechanism a is described in the embodiment of the present invention) is provided at the left end of the first flexibilizing table 21. As shown in fig. 6, a first adjustment mechanism (for convenience of description and distinction, the first adjustment mechanism b is described in the embodiment of the present invention) of the adjustment mechanisms b is provided at the left end of the second flexibilizing table 31, and a second adjustment mechanism (for convenience of description and distinction, the second adjustment mechanism b is described in the embodiment of the present invention) is provided at the right end of the second flexibilizing table 31.
As to the specific structures of the first adjusting mechanism and the second adjusting mechanism, the second adjusting mechanism a in the adjusting mechanism a will be taken as an example, and the structures of the first adjusting mechanism a in the adjusting mechanism a and the two sets of adjusting mechanisms in the adjusting mechanism b are similar to the second adjusting mechanism a in the adjusting mechanism a, and are not further described and limited. As shown in fig. 8, the second adjusting mechanism a includes a bottom plate 241 extending along the width direction of the first flexible platform 21, first supports 242 respectively disposed on the front and rear ends of the bottom plate 241, first sliding bases 243 respectively slidably disposed on the first supports 242, a first screw 244 respectively connected to the first sliding bases 243 in a rolling manner, and a first hand wheel 2413 at the outer end of the first screw 244, vertically extending second supports 248 respectively fixed on the first sliding bases 243, second sliding bases 249 respectively slidably disposed on the second supports 248, positioning blocks 2411 respectively fixed on the second sliding bases 249, a second screw 2410 respectively disposed on the second supports 248 in a rolling manner and vertically extending, and a second hand wheel 2414 at the top end of the second screw 2410, a first scale 247 respectively disposed on the first supports 242, and a second scale 2412 disposed on the second supports 248, and two inner ends of the first supports 242 are respectively provided with a fixing base 245, the two fixing bases 245 are respectively fixed at two ends of a hollow fixing shaft 246, and the inner ends of the two first screw rods 244 are respectively inserted into two ends of the hollow fixing shaft 246. The first hand wheels 2413 at two ends can rotate to drive the corresponding first sliding seats 243 to slide along the corresponding first supporting seats 242 and drive the second supporting seats 248 on the first sliding seats 243 to move, so that the width between the two first sliding seats 243 is adjusted, in addition, the second hand wheels 2414 rotate to drive the positioning blocks 2411 on the second sliding seats 249 to move up and down, so that the height between the two positioning blocks 2411 is adjusted, and as the first graduated scales 247 and the second graduated scales 2412 are respectively arranged on the first supporting seats 242 and the second supporting seats 248, the adjustment work can be completed quickly and accurately, and the work efficiency is improved.
For the frame positioning unit, a frame positioning structure for positioning a suspension embedded assembly, which is conventional in the prior art, can be selected. According to some embodiments of the present invention, as shown in fig. 5 to 7, the frame positioning unit 23 of the front suspension module 2 is described as an example, and the frame positioning unit includes an inverted T-shaped base 232 and a positioning seat 231 fixed on the upper end of the base 232, the base 232 is provided with a locking hole (not shown) for positioning and locking a quick fastening member, such as a quick locking pin 233, and the top end of the positioning seat 231 is provided with a positioning groove 234 recessed downward.
The specific structure of the suspension positioning units 22 of the front suspension module 2 and the suspension positioning units 32 of the rear suspension module 3 is not particularly described and limited, and is a conventional suspension positioning structure in the existing vehicle frame tooling.
In conclusion, the flexible numerical control tool for the vehicle frame, disclosed by the embodiment of the invention, has the advantages of reducing the occupied area of a tool workshop, improving the field utilization rate of the workshop, improving the automation and intelligence level of the tool, improving the manufacturing precision of products and improving the competitiveness of products of my department.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. The utility model provides a flexible numerical control frock of frame which characterized in that includes:
the front suspension module is used for positioning the front suspension embedded assembly of the passenger car;
the rear suspension module is used for positioning a rear suspension embedded assembly of the passenger car;
a bottom universal platform for providing support and positioning for the front and rear suspension modules;
the front suspension module is fixedly connected to one end of the bottom universal platform, and the rear suspension module is slidably connected to the other end of the bottom universal platform;
the front suspension module and the rear suspension module respectively comprise a flexible platform, and a suspension positioning unit, a frame positioning unit and an adjusting mechanism which are detachably arranged on the corresponding flexible platform.
2. The flexible numerical control tool for the vehicle frame according to claim 1, wherein the flexible platform is a screen plate with meshes distributed in an array, and the suspension positioning unit, the vehicle frame positioning unit and the adjusting mechanism are connected with the corresponding meshes of the screen plate through quick fasteners.
3. The flexible numerical control tooling for vehicle frames according to claim 1, wherein the bottom universal platform comprises:
supporting a base frame;
a linear guide rail provided on one end of the support base frame where the rear suspension module is provided, extending in a length direction of the support base frame;
And the module repeated positioning mechanism is a frame body and is in sliding fit with the linear guide rail through a sliding block, and the flexible platform of the rear suspension module is detachably fixed on the module repeated positioning mechanism.
4. The flexible numerical control tool for vehicle frames as claimed in claim 3, wherein the bottom universal platform further comprises:
and the horizontal adjusting devices are fixed on a plurality of foundations and uniformly distributed at the bottom of the supporting base frame.
5. The numerical control tool for flexibility of the vehicle frame as claimed in claim 3, wherein a limiting mechanism for limiting sliding of the rear suspension module is arranged at one end, far away from the front suspension module, of the supporting base frame.
6. The flexible numerical control tool for the vehicle frame according to any one of claims 3 to 5, further comprising:
and the wheel base positioning control mechanism comprises a driving motor arranged on the module repeated positioning mechanism, a driving gear arranged at the driving end of the driving motor and a rack which is arranged on the supporting base frame, is parallel to the linear guide rail and is meshed with the driving gear.
7. The flexible numerical control tool for the vehicle frame according to claim 6, wherein the driving motor comprises a servo motor and a speed reducer.
8. The flexible numerical control tool for the vehicle frame according to claim 1, wherein the adjusting mechanisms on the front suspension module and the rear suspension module are two groups, and the two groups of adjusting mechanisms are respectively arranged at two ends of the corresponding flexible platforms;
the suspension positioning unit and the frame positioning unit are arranged between the two corresponding groups of adjusting mechanisms.
9. The flexible numerical control tool for the vehicle frame according to claim 8, wherein the two groups of adjusting mechanisms are a first adjusting mechanism capable of moving and adjusting along the length direction and the height direction of the corresponding flexible platform and a second adjusting mechanism capable of moving and adjusting along the width direction and the height direction of the corresponding flexible platform;
the number of the adjusting units in the two groups of adjusting mechanisms is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210215336.4A CN114669941A (en) | 2022-03-07 | 2022-03-07 | Flexible numerical control frock of frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210215336.4A CN114669941A (en) | 2022-03-07 | 2022-03-07 | Flexible numerical control frock of frame |
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| CN114669941A true CN114669941A (en) | 2022-06-28 |
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| CN202210215336.4A Pending CN114669941A (en) | 2022-03-07 | 2022-03-07 | Flexible numerical control frock of frame |
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| CN112809296A (en) * | 2021-02-05 | 2021-05-18 | 东风汽车股份有限公司 | Modular flexible combined welding fixture for edge beam type frame and use method of modular flexible combined welding fixture |
| WO2022008810A1 (en) * | 2020-07-08 | 2022-01-13 | Psa Automobiles Sa | Assembly chassis for producing a motor vehicle |
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| CN209310720U (en) * | 2018-12-30 | 2019-08-27 | 森源汽车股份有限公司 | Vehicle frame lifting lug examines tooling |
| WO2022008810A1 (en) * | 2020-07-08 | 2022-01-13 | Psa Automobiles Sa | Assembly chassis for producing a motor vehicle |
| CN112809296A (en) * | 2021-02-05 | 2021-05-18 | 东风汽车股份有限公司 | Modular flexible combined welding fixture for edge beam type frame and use method of modular flexible combined welding fixture |
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