CN115723074B - Heavy-duty fixed fixture - Google Patents
Heavy-duty fixed fixture Download PDFInfo
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- CN115723074B CN115723074B CN202211555745.5A CN202211555745A CN115723074B CN 115723074 B CN115723074 B CN 115723074B CN 202211555745 A CN202211555745 A CN 202211555745A CN 115723074 B CN115723074 B CN 115723074B
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- 230000008093 supporting effect Effects 0.000 claims abstract description 128
- 230000007246 mechanism Effects 0.000 claims description 72
- 238000003825 pressing Methods 0.000 claims description 37
- 238000003754 machining Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model discloses a heavy-duty fixing clamp, which comprises: the fixed clamp comprises a fixed clamp body, wherein the fixed clamp body comprises a bottom supporting part, a front supporting part, a pallet part and two rear supporting parts, the front supporting part is arranged on the front side of the bottom supporting part, the pallet part is movably arranged on the bottom supporting part and located on the rear side of the front supporting part, and the two rear supporting parts are arranged on the rear side of the bottom supporting part and located on the two sides of the pallet part. The utility model provides a heavy-duty fixing clamp, which moves a bottom supporting part through a follower clamp part to move a workpiece into the fixing clamp main body, and a front side supporting part and two rear side supporting parts simultaneously act downwards, so that the workpiece is clamped from the front side and the rear side of the workpiece, and the heavy-duty fixing clamp is convenient for subsequent processing.
Description
Technical Field
The utility model relates to the technical field of clamp devices, in particular to a heavy-duty fixing clamp.
Background
In the machining manufacturing industry, a clamp is required to clamp a part to be machined, the clamp technology is developing towards high precision, high efficiency, module, combination, universality and economy, the clamp is also called a clamp, in the broad sense, a device for conveniently and safely installing a workpiece in any procedure in the process can be called a clamp; the clamp in the prior art has a single structure, cannot clamp and fix parts according to different heights, can only clamp the bottoms of the parts, clamps the bottoms of the parts with higher heights, and reduces the practicability of the fixing clamp.
For example, chinese patent publication No. CN209698917U discloses a mechanical fixture for machining, which slides in an arc chute through a slider at the lower end of a fixture head, and uses a positioning column as a center, the fixture head performs an arc motion, so that the position of the fixture head is greatly and conveniently changed, a machining die is conveniently placed, a locking bolt is rotated to clamp and disassemble the machining die by the fixture head, and an auxiliary clamping rod increases the clamping height, thereby increasing the clamping force, and having very strong practicability; but adjust the actual height of anchor clamps head through supplementary clamping lever when in actual use, supplementary clamping lever structure is comparatively simple, can not comparatively firm fixed after the anchor clamps head height-adjusting, has influenced the clamping effect of part.
For another example, chinese patent publication No. CN212683661U discloses a part fixing jig for machining and manufacturing, which is convenient for fixing, in which two moving plates are disposed on a base plate, and a workpiece is held by the two moving plates and corresponding components, but the moving plates can block the side of the workpiece, or have inconvenient machining, and are also unsuitable for fixing heavy workpieces.
Accordingly, there is a need for a heavy duty fixture that at least partially addresses the problems of the prior art.
Disclosure of Invention
In the summary, a series of concepts in a simplified form are introduced, which will be further described in detail in the detailed description. The summary of the utility model is not intended to define the key features and essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
To at least partially solve the above problems, the present utility model provides a heavy duty fixing jig comprising: the fixed clamp comprises a fixed clamp body, wherein the fixed clamp body comprises a bottom supporting part, a front supporting part, a pallet part and two rear supporting parts, the front supporting part is arranged on the front side of the bottom supporting part, the pallet part is movably arranged on the bottom supporting part and located on the rear side of the front supporting part, and the two rear supporting parts are arranged on the rear side of the bottom supporting part and located on two sides of the pallet part.
According to the heavy-duty fixing clamp disclosed by the embodiment of the utility model, the bottom supporting part comprises the left clamp body and the right clamp body arranged on the right side of the left clamp body, the left clamp body and the right clamp body are respectively provided with the supporting rail mechanisms, the following clamp parts are movably arranged on the two supporting rail mechanisms, the front side supporting part is arranged on the front sides of the left clamp body and the right clamp body, and the two rear side supporting parts are respectively arranged on the rear sides of the left clamp body and the right clamp body.
According to the heavy-duty fixing clamp provided by the embodiment of the utility model, the front side supporting part comprises the left beam support, the right beam support, the beam body and two beam pressing mechanisms, wherein the left beam support and the right beam support are respectively arranged on the front sides of the left clamp body and the right clamp body, the beam body is arranged at the upper ends of the left beam support and the right beam support, and the two beam pressing mechanisms are respectively arranged on the beam body.
According to the heavy-duty fixing clamp provided by the embodiment of the utility model, the beam pressing mechanism comprises a sliding table support, a pressing oil cylinder, a sliding table body, a beam support and a beam pressing plate, wherein the sliding table support is arranged on the beam body, the pressing oil cylinder is arranged on the sliding table support, the sliding table body is arranged at the lower end of the pressing oil cylinder and is in sliding connection with the sliding table support, the beam support is arranged on the sliding table body, and the beam pressing plate is arranged at the lower end of the beam support.
According to the heavy-duty fixing clamp provided by the embodiment of the utility model, the rear side supporting part comprises the upright posts, the pull-down oil cylinders, the sliding plates, the pull-down brackets and the pull-down pressing plates, wherein the two upright posts are respectively arranged at the rear sides of the left clamp body and the right clamp body, the pull-down oil cylinders are arranged on the inner side walls of the upright posts, the sliding plates are arranged on the oil cylinder rods of the pull-down oil cylinders, the pull-down brackets are connected to the sliding plates, and the pull-down pressing plates are arranged at the lower ends of the pull-down brackets.
According to the heavy-duty fixing clamp provided by the embodiment of the utility model, the front sides of the left clamp body and the right clamp body are respectively provided with the auxiliary supporting parts, each auxiliary supporting part comprises the vertical support, the vertical power body, the upper supporting cylinder and the inner supporting ejector rod, the two vertical supports are respectively arranged on the front sides of the left clamp body and the right clamp body, the vertical power bodies are arranged in the vertical supports, the upper supporting cylinder is arranged at the upper end of the vertical support, and the inner supporting ejector rod is arranged in the upper supporting cylinder and is connected with the vertical power body.
According to the heavy-duty fixing clamp provided by the embodiment of the utility model, the supporting rail mechanism comprises the guide supporting bar rail and a plurality of lifting bodies, the left clamp body and the right clamp body are respectively provided with a plurality of lifting grooves, the lifting bodies are arranged in the lifting grooves, the guide supporting bar rail is connected to the upper ends of the lifting bodies, and the following clamp part is movably arranged on the two guide supporting bar rails.
According to the heavy-duty fixing clamp provided by the embodiment of the utility model, the following clamp part comprises a middle clamp body and two centering parts, the middle clamp body is movably arranged on the heavy-duty fixing clamp, the two centering parts are respectively arranged on the front side and the rear side of the middle clamp body, a plurality of support parts are uniformly distributed on the middle clamp body, the support parts comprise a plurality of bottom support rods, a middle fixing seat and a top flexible mechanism, the bottom support rods are arranged on the middle clamp body, the middle fixing seat is arranged on the plurality of bottom support rods, the middle fixing seat comprises a middle bearing plate, two side baffles and a middle bearing block, the two side baffles are arranged on two sides of the middle bearing plate, two inverted-T-shaped sliding ways are arranged on the middle bearing plate, a plurality of guide convex blocks are arranged on the inner walls of the side baffles, inverted-T-shaped guide rails corresponding to the inverted-T-shaped sliding ways and guide side grooves corresponding to the guide convex blocks are arranged on the bottom of the middle bearing block, a transverse screw rod used for fixing the middle bearing block is also arranged on the side baffles, and the top flexible mechanism is arranged on the top of the middle bearing block.
According to the heavy-duty fixing clamp disclosed by the embodiment of the utility model, the top flexible mechanism comprises the base frame and the first flexible mechanism, the base frame is arranged at the top of the middle receiving block, the first flexible mechanism comprises the spline vertical guide rod, the first spline plate, the second spline plate and the vertical pressing sleeve, the first spline plate is arranged on the base frame through a plurality of first vertical spring bodies, a plurality of flexible vertical sleeve bodies are arranged on the first spline plate, a plurality of spring telescopic rods are arranged at the bottom of the second spline plate, the spring telescopic rods are arranged on the flexible vertical sleeve bodies, spline through holes are formed in the first spline plate and the second spline plate, the lower ends of the spline vertical guide rods penetrate through the spline through holes of the first spline plate and the second spline plate and are connected with the top of the base frame, the vertical pressing sleeve is sleeved outside the second spline plate, a sliding plate is arranged at the upper end of the vertical pressing sleeve, and a plurality of ball bodies are arranged on the sliding plate.
According to the heavy-duty fixing clamp disclosed by the embodiment of the utility model, the top flexible mechanism further comprises a second flexible mechanism, the second flexible mechanism comprises an outer connecting sleeve, a transverse wing seat, a transverse air cylinder and a vertical air cylinder, the outer connecting sleeve is arranged on the base frame and is sleeved outside the first flexible mechanism, the transverse wing seats are arranged at two sides of the upper end of the outer connecting sleeve symmetrically, the transverse air cylinder is arranged on the transverse wing seat, the vertical air cylinder is arranged on the transverse air cylinder, an outer air compressing seat, a vertical air compressing rod, a second vertical spring body and a first inner air compressing seat are arranged on the vertical air cylinder, the vertical air compressing rod penetrates through the upper end of the vertical air cylinder to be connected with the first inner air compressing seat, the second vertical spring body is arranged on the vertical air compressing rod, the outer air compressing seat is arranged at the upper end of the vertical air compressing rod, the second inner air compressing seat is arranged in the transverse direction and is connected with flexible wires, the transverse wing seat is further provided with flexible wires, the flexible wires are arranged on the transverse wing seat, the flexible wires are arranged on the flexible wire winding disc and the flexible disc is connected with the first air cylinder, and the flexible disc is connected with the outer spline disc.
Compared with the prior art, the utility model at least comprises the following beneficial effects:
the present utility model provides a heavy duty fixing jig, comprising: the fixed fixture body comprises a bottom supporting part, a front side supporting part, a follower fixture part and two rear side supporting parts, and further moves the bottom supporting part through the follower fixture part, a workpiece is moved into the fixed fixture body, the front side supporting part and the two rear side supporting parts simultaneously act downwards, and further the workpiece is clamped from the front side and the rear side of the workpiece, so that subsequent processing is facilitated. The utility model has reasonable structural design, convenient operation and field saving, can realize simultaneous feeding and processing, and fills the blank of heavy-duty fixing fixtures in domestic markets.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of a part of the structure of the present utility model.
FIG. 3 is a schematic view of the structure of a workpiece according to the present utility model.
Fig. 4 is a schematic structural view of the front side supporting part in the present utility model.
Fig. 5 is a schematic structural view of the rear supporting portion in the present utility model.
Fig. 6 is a top view of the structure of the pallet portion according to the present utility model.
Fig. 7 is a schematic view of the structure of the present utility model for the middle part.
Fig. 8 is a schematic structural view of the stand part in the present utility model.
Fig. 9 is a schematic structural diagram of an intermediate fixing seat in the present utility model.
FIG. 10 is a schematic view of the structure of the base frame of the present utility model.
Fig. 11 is a schematic structural view of a first flexible mechanism in the present utility model.
Fig. 12 is a schematic view of an exploded structure of the first flexible mechanism of the present utility model.
Fig. 13 is a schematic structural view of a second flexible mechanism in the present utility model.
Fig. 14 is a schematic view of an exploded construction of a vertical air cylinder according to the present utility model.
Detailed Description
The present utility model is described in further detail below with reference to the drawings and examples to enable those skilled in the art to practice the utility model by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 14, the present utility model provides a heavy duty fixing jig comprising: the fixing clamp body 100, the fixing clamp body 100 includes a bottom supporting portion 1, a front supporting portion 2, a follower fixture portion 3 and two rear supporting portions 4, the front supporting portion 2 is disposed on the front side of the bottom supporting portion 1, the follower fixture portion 3 is movably disposed on the bottom supporting portion 1 and located on the rear side of the front supporting portion 2, and the two rear supporting portions 4 are disposed on the rear side of the bottom supporting portion 1 and located on both sides of the follower fixture portion 3.
The working principle of the technical scheme is as follows: the present utility model provides a heavy duty fixing jig, comprising: a fixing jig main body 100, the fixing jig main body 100 comprising a bottom supporting portion 1, a front side supporting portion 2, a follower fixture portion 3, and two rear side supporting portions 4, specifically, two protruding supporting blocks 101 are provided on an outer wall of the bottom supporting portion 1, such that two protruding supporting blocks 101 are symmetrically provided on a front side and a rear side of the bottom supporting portion 1, respectively, and further, the front side supporting portion 2 is mounted on the two protruding supporting blocks 101 on the front side of the bottom supporting portion 1, such that the front side supporting portion 2 is provided on the front side of the bottom supporting portion 1; a pallet section 3 is movably mounted on the bottom support section 1 such that the pallet section 3 is positioned on the rear side of the front side support section 2; similarly, the two rear side supporting parts 4 are mounted on the two protruding supporting blocks 101 at the rear side of the bottom supporting part 1, so that the two rear side supporting parts 4 are mounted at the rear side of the bottom supporting part 1 and are located at both sides of the pallet part 3;
further, the work 300 is moved into the fixing jig main body 100 by moving the bottom supporting portion 1 by the follower fixture portion 3, and the front supporting portion 2 and the two rear supporting portions 4 simultaneously move downward, so that the work 300 is clamped from the front and rear sides, thereby facilitating the subsequent processing. The utility model has reasonable structural design, convenient operation and field saving, can realize simultaneous feeding and processing, and fills the blank of heavy-duty fixing fixtures in domestic markets.
Further, the bottom support 1 includes: the left clamp body 11 and the right clamp body 12, the right clamp body 12 is arranged on the right side of the left clamp body 11, and the left clamp body 11 and the right clamp body 12 are connected with each other. The left clamp body 11 and the right clamp body 12 provide supporting foundation for the whole heavy-duty fixed clamp and bear the weight of the whole workpiece 300;
in order to match the running of the follower fixture portion 3 on the bottom support portion 1, a support rail mechanism 13 is mounted on the left fixture body 11 and the right fixture body 12, wherein the support rail mechanism 13 is designed along the length direction of the left fixture body 11 and the right fixture body 12, and the two support rail mechanisms 13 form a running support rail of the follower fixture portion 3, so that the follower fixture portion 3 can run into the fixing fixture main body 100 on the two support rail mechanisms 13; the two protruding support blocks 101 are respectively arranged on the outer walls of the left clamp body 11 and the right clamp body 12, so that the front side support parts 2 are fixed on the protruding support blocks 101 at the front sides of the left clamp body 11 and the right clamp body 12, and the front side support parts 2 are positioned at the front sides of the left clamp body 11 and the right clamp body 12; similarly, the two rear side supporting parts 4 are respectively arranged on the convex supporting blocks 101 at the rear sides of the left clamp body 11 and the right clamp body 12, so that the two rear side supporting parts 4 are arranged at the rear sides of the left clamp body 11 and the right clamp body 12, and the workpiece 300 is clamped downwards at the rear two sides of the workpiece 300;
through the design of above-mentioned structure, bottom support portion 1 includes left anchor clamps body 11, right anchor clamps body 12, and not only whole heavy mounting fixture provides the support basis, accepts the weight of whole mounting fixture, work piece, has still supported front side support portion 2, rear side support portion 4 better.
Further, the support rail mechanism 13 includes: the guide support bar rail 131 and the lifting bodies 132, specifically, the left clamp body 11 and the right clamp body 12 are provided with a plurality of lifting grooves 14, the lifting bodies 132 are respectively arranged in the lifting grooves 14 one by one, and the lifting bodies 132 can be a hydraulic cylinder, a pneumatic push rod or an electric push rod; the guide support bar rail 131 is arranged at the upper end of the lifting body 132, and the follower fixture part 3 can move towards the middle part of the bottom support part 1 along the guide support bar rail 131, wherein the follower fixture part 3 moves through an external transverse power part;
further, in order to facilitate the limiting of the follower fixture portion 3, a plurality of limiting pin portions 15 are provided on the left fixture body 11 and the right fixture body 12, where the limiting pin portions 15 include: the limiting seat 151 and the limiting pin 152 are respectively arranged on the left clamp body 11 and the right clamp body 12, the limiting seat 151 is internally provided with the limiting pin 152, the bottom of the follower clamp portion 3 is provided with the limiting bottom groove portion 16 opposite to the ground, and the limiting inner cap body 161 is arranged in the limiting bottom groove portion 16, so that when the lifting body 132 moves downwards, the follower clamp portion 3 moves downwards, the limiting bottom groove portion 16 moves onto the limiting pin portion 15, and the limiting pin 152 is inserted into the limiting inner cap body 161, so that the limiting of the follower clamp portion 3 by the limiting pin portion 15 is realized, and the workpiece 300 is conveniently processed.
Exemplary front side support
Specifically, the front side support 2 includes: the left beam support 21, the right beam support 22, the beam body 23 and two beam pressing mechanisms 24, wherein the left beam support 21 and the right beam support 22 are installed on the protruding supporting blocks 101 of the left clamp body 11 and the right clamp body 12, so that the left beam support 21 and the right beam support 22 are respectively installed on the front sides of the left clamp body 11 and the right clamp body 12, thereby forming the main supporting parts of the front side supporting part 2, the beam body 23 is arranged at the upper ends of the left beam support 21 and the right beam support 22, thus forming the main frame of the front side supporting part 2, and the two beam pressing mechanisms 24 are installed on the beam body 23, and by the design of the two beam pressing mechanisms 24, the two beam pressing mechanisms 24 can clamp the front sides of the workpieces 300 downwards smoothly on the front sides, thereby facilitating subsequent processing.
Further, the beam pressing mechanism 24 includes: a sliding table support 241, a lower pressure cylinder 242, a sliding table body 243, a beam bracket 244 and a beam pressing plate 245,
wherein, install the slip table support 241 on the aforesaid crossbeam body 23 vertically, then install down the hydro-cylinder 242, the slip table body 243 on slip table support 241, the slip table body 243 is installed on slip table support 241 in a sliding manner, and down the hydro-cylinder 242 then provides vertical upper and lower power for slip table body 243, and the crossbeam support 244 is installed to the lower extreme of slip table body 243, crossbeam clamp plate 245 has been installed to the lower extreme of crossbeam support 244, so down the hydro-cylinder 242 receive outside hydraulic part's fuel feeding down after, and then down the hydro-cylinder 242 then will slip table body 243 push down, and then slip table body 243 drives crossbeam support 244 and moves down, make crossbeam clamp plate 245 push down to the front end of clamp work piece, with this through the front side supporting part 2 of design specifically down clamp work piece, the subsequent processing has been facilitated.
Exemplary rear side support
Specifically, the rear side support 4 includes: the two stand columns 41 are respectively arranged on the convex supporting blocks 101 at the rear sides of the left clamp body 11 and the right clamp body 12, the two stand columns 41 are respectively arranged at the rear sides of the left clamp body 11 and the right clamp body 12, the drop-down oil cylinder 42 is arranged on the inner side wall of the stand column 41, the slide plate 43 is arranged on the oil cylinder rod 421 of the drop-down oil cylinder 42, the slide plate 43 slides on the inner wall of the stand column 41, and then the slide plate 43 is driven to slide downwards along the stand column 41 when the oil cylinder rod 421 of the drop-down oil cylinder 42 moves downwards, meanwhile, the slide plate 43 drives the drop-down support 44 to move downwards, so that the drop-down pressing plate 45 at the lower end of the drop-down support 44 moves downwards to the rear side of a workpiece 300, the workpiece 300 is clamped downwards, the workpiece 300 is prevented from moving during processing, and subsequent processing is facilitated.
Exemplary auxiliary support
Further, in order to better support the column work, here, the auxiliary supporting portions 5 are respectively installed at the front sides of the left and right clamp bodies 11, 12, and the two auxiliary supporting portions 5 may support the work at the front bottom of the work, and the auxiliary supporting portions 5 include: the vertical supports 51, the vertical power bodies 52, the upper supporting cylinder 53 and the inner supporting ejector rod 54, specifically, the two vertical supports 51 are respectively arranged on the front sides of the left clamp body 11 and the right clamp body 12, the vertical power bodies 52 are arranged in the vertical supports 51, and the vertical power bodies 52 are arranged as vertical oil cylinders, pneumatic push rods or electric push rods; the upper end of the vertical support 51 is provided with an upper supporting cylinder 53, and the inner supporting ejector rod 54 is arranged in the upper supporting cylinder 53 and connected with the upper end of the vertical power body 52, so that when the vertical power body 52 works, the inner supporting ejector rod 54 is pushed upwards, and then the inner supporting ejector rod 54 is pushed upwards to contact the bottom of the workpiece 300, thereby providing auxiliary support for the workpiece 300 and facilitating the subsequent processing of the workpiece 300.
Exemplary pallet section
Specifically, the follower fixture portion 3 includes a middle fixture body 31 and two centering portions 32, where the middle fixture body 31 is movably mounted on the bottom supporting portion 1, it is understood that a wheel body mechanism is mounted at the bottom of the middle fixture body 31, and the middle fixture body 31 can be driven by an external power mechanism (not shown), so that the middle fixture body 31 reciprocates along the guide support bar rail 131 through the wheel body mechanism and drives the workpiece 300 to move; the two centering portions 32 are further installed on the front and rear sides of the middle fixture body 31, and the workpiece 300 can be centered through the two centering portions 32, so that the workpiece 300 can be adjusted to a centering position for convenient processing, it can be understood that the centering portions 32 comprise a centering box 321, two centering push rods 322 and a centering power mechanism 323, the centering power mechanism 323 is a pneumatic push rod, a hydraulic push rod and the like, the two centering push rods 322 are installed in the centering box 321, the centering power mechanism 323 moves inwards to push the two centering push rods 322 outwards, and when the workpiece 300 is hoisted on the centering portions 32, the two centering push rods 322 push the two bottom baffles 301 at the bottom of the workpiece 300, so that the workpiece 300 is positioned at the centering position relative to the centering portions 32;
further, a plurality of electromagnetic chucks 30 are further designed on the middle chuck body 31, and when the workpiece 300 is fixed by the plurality of electromagnetic chucks 30 after centering and centering, the workpiece 300 is further fixed and then is convenient to process;
in order to better support the workpiece 300, so that the workpiece 300 is prevented from rigid collision when being hoisted on the follower fixture portion 3, a plurality of support portions 33 are further arranged on the middle fixture body 31 in some embodiments of the utility model, and flexible support is provided for the workpiece 300 through the plurality of support portions 33, so that the workpiece 300 can be stably hoisted on the centering portion 32 for centering treatment;
wherein, the above-mentioned base 33 includes a plurality of bottom struts 34, middle fixing seat 35 and top flexible mechanism 36, the middle fixing seat 35 is installed on a plurality of bottom struts 34, the bottom struts 34 include fixed plate 341, vertical fixed sleeve 342, vertical screw 343, upper fin 344, the vertical fixed sleeve 342 is installed on fixed plate 341, and fixed plate 341 can be fixed on middle fixture 31, and upper fin 344 is connected with the above-mentioned vertical screw 343, vertical screw 343 is installed in vertical fixed sleeve 342, middle fixing seat 35 is connected with the above-mentioned upper fin 344, support the middle fixing seat through the above-mentioned plurality of bottom struts 34, facilitate the installation of the whole base 33, also facilitate the subsequent disassembly of the whole base 33;
the middle fixing seat 35 includes a middle receiving plate 351, two side baffles 352 and a middle receiving block 353, wherein the two side baffles 352 are mounted on two sides of the middle receiving plate 351 to form a main structure for fixing the middle receiving block 353, and the plurality of upper fin plates 344 are mounted at four corners of the middle receiving plate 351;
here, in order to facilitate the disassembly of the middle supporting block 353, two inverted T-shaped slides 354 are mounted on the middle supporting plate 351, a plurality of guide protrusions 355 are mounted on the inner wall of the side baffle 352, corresponding inverted T-shaped rails 356 are mounted at the bottom of the middle supporting block 353, guide side grooves 357 are mounted on the side walls, and the inverted T-shaped rails 356 can slide into the inverted T-shaped slides 354, meanwhile, the guide side grooves 357 correspond to the guide protrusions 355, so that the middle fixing seat 35 can provide supporting effect for the top flexible mechanism 36, and furthermore, transverse screws 358 are mounted on the side baffle 352, so that the middle supporting block 353 can be fixed in the two side baffles 352, and the whole middle supporting block 353 is fixed and then supports the top flexible mechanism 36.
Exemplary Top Flexible mechanism
Specifically, the top flexible mechanism 36 includes a base frame 37, a first flexible mechanism 38, and a second flexible mechanism 39, where the base frame 37 is mounted on the middle supporting block 353, it can be understood that a vertical hole 3531 is formed in the middle supporting block 353, and a vertical insert rod 371 is provided in the base frame 37, and the vertical insert rod 371 is inserted into the vertical hole 3531 to perform a positioning connection function;
further, the first flexible mechanism 38 is installed on the base frame 37, the second flexible mechanism 39 is installed outside the first flexible mechanism 38, and the first flexible mechanism 38 and the second flexible mechanism 39 assist in flexibly supporting the workpiece, so that the workpiece 300 is prevented from rigid collision when being hoisted on the pallet part 3, and the workpiece 300 and the centering part 32 are protected;
wherein the first flexible mechanism 38 comprises a spline vertical guide rod 381, a first spline 382, a second spline 383 and a vertical pressing sleeve 384, wherein the first spline 382 is arranged on the base frame 37 through a plurality of first vertical spring bodies 385, spline through holes 388 are arranged on the first spline 382 and the second spline 383, the lower end of the spline vertical guide rod 381 passes through the spline through holes 388 and is connected with the top of the base frame 37, a plurality of flexible vertical sleeve bodies 386 are also arranged on the first spline 382, a plurality of spring telescopic rods 387 are arranged at the bottom of the second spline 383, the spring telescopic rods 387 are in one-to-one correspondence with the flexible vertical sleeve bodies 386, rod bodies in the spring telescopic rods 387 are inserted into the flexible vertical sleeve bodies 386, the vertical pressing sleeve 384 is sleeved outside the second spline 383, a sliding disc 389 is arranged at the upper end of the vertical pressing sleeve 384, the sliding disc 389 is provided with a plurality of ball bodies 390, so when the bottom of the workpiece 300 contacts with the plurality of ball bodies 390, pressure is generated on the first flexible mechanism 38, and then in the process of lowering the workpiece, the vertical pressing sleeve 384 is downwards compressed on the second keyboard 383, further the second keyboard 383 is downwards compressed on the spring telescopic rod 387 and the flexible vertical sleeve 386, and then the first keyboard 382 is compressed on the plurality of first vertical spring bodies 385 at the bottom of the first keyboard 382 after being subjected to the pressure above, so that the whole first flexible mechanism 38 bears the heavy pressure of the workpiece, the workpiece slowly falls on the centering part 32, and then when the centering part 32 works, the workpiece is conveniently horizontally moved to the centering position on the first flexible mechanism 38 through the plurality of ball bodies 390.
Further, a second flexible mechanism 39 in the top flexible mechanism 36 may assist the first flexible mechanism 38 such that the balanced drop of the workpiece onto the centering portion 32. The second flexible means 39 here comprises an outer sleeve 391, a transverse fin seat 392, a transverse air cylinder 393, a vertical air cylinder 394;
the outer jacket 391 is mounted on the base frame 37, and the outer jacket 391 is fitted over the outside of the first flexible mechanism 38, functioning as a shield for the entire first flexible mechanism 38; simultaneously, two transverse wing seats 392 are symmetrically arranged at the two sides of the upper end of the external sleeve 391, a transverse air cylinder 393 is arranged on the transverse wing seat 392, the transverse air cylinder 393 and the vertical air cylinder 394 are mutually communicated, compressed air is arranged in the vertical air cylinder 394, so when a workpiece 300 contacts the external air cylinder 395, the external air cylinder 395 is downwards compressed to a second vertical spring body 397, the vertical air cylinder 396 is downwards moved into the vertical air cylinder 394, the first internal air cylinder 398 is downwards pushed into the vertical air cylinder 394, the compressed air in the vertical air cylinder 394 is pushed into the transverse air cylinder 393, the second internal air cylinder 399 in the transverse air cylinder 393 is internally moved after being subjected to the pressure of the compressed air, the second internal air cylinder 399 is then driven by the flexible wire 400 to upwards move, the flexible wire 400 can upwards drive the first spline 38 through a turntable 401 on the transverse wing seat 392, and the first spline 38 is downwards moved when the workpiece 300 is compressed, the first spline 38 is downwards moved, the first spline 38 is further balanced and the first flexible mechanism 38 and the second flexible mechanism 39 are in mutual balance and the mutual protection function is further provided;
it will be appreciated that the outer compressor 395 has a plurality of second ball bodies (not shown) thereon to facilitate horizontal movement of the workpiece when working against the middle portion 32.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (9)
1. A heavy duty fixture, comprising: the fixing clamp comprises a fixing clamp body, a clamping device and a clamping device, wherein the fixing clamp body comprises a bottom supporting part, a front supporting part, a follower clamp part and two rear supporting parts, the front supporting part is arranged on the front side of the bottom supporting part, the follower clamp part is movably arranged on the bottom supporting part and is positioned on the rear side of the front supporting part, and the two rear supporting parts are arranged on the rear side of the bottom supporting part and are positioned on two sides of the follower clamp part;
the following clamp comprises a middle clamp body and two centering parts, wherein the middle clamp body is movably arranged on a bottom supporting part, the two centering parts are respectively arranged on the front side and the rear side of the middle clamp body, a plurality of support parts are uniformly distributed on the middle clamp body, the support parts comprise a plurality of bottom support rods, middle fixing seats and a top flexible mechanism, the bottom support rods are arranged on the middle clamp body, the middle fixing seats are arranged on the plurality of bottom support rods, the middle fixing seats comprise a middle bearing plate, two side baffle plates and a middle bearing block, the two side baffle plates are arranged on two sides of the middle bearing plate, two inverted-T-shaped slide ways are arranged on the middle bearing plate, a plurality of guide convex blocks are arranged on the inner wall of the side baffle plates, inverted-T-shaped guide rails corresponding to the inverted-T-shaped slide ways and guide side grooves corresponding to the guide convex blocks are arranged on the bottom of the middle bearing block, transverse screw rods for fixing the middle bearing block are further arranged on the side baffle plates, and the top flexible mechanism is arranged on the top of the middle bearing block.
2. The heavy-duty fixing clamp according to claim 1, wherein the bottom supporting portion comprises a left clamp body and a right clamp body arranged on the right side of the left clamp body, support rail mechanisms are arranged on the left clamp body and the right clamp body, the follower clamp portion is movably arranged on the two support rail mechanisms, the front side supporting portion is arranged on the front side of the left clamp body and the right clamp body, and the two rear side supporting portions are respectively arranged on the rear sides of the left clamp body and the right clamp body.
3. The heavy-duty fixing jig according to claim 2, wherein the front side supporting portion includes a left beam support, a right beam support, a beam body, and two beam pressing mechanisms, the left beam support and the right beam support are respectively disposed on front sides of the left jig body and the right jig body, the beam body is disposed on upper ends of the left beam support and the right beam support, and the two beam pressing mechanisms are respectively disposed on the beam body.
4. The heavy-duty fixing jig according to claim 3, wherein the beam pressing mechanism comprises a slide table support, a pressing cylinder, a slide table body, a beam support and a beam pressing plate, the slide table support is arranged on the beam body, the pressing cylinder is arranged on the slide table support, the slide table body is arranged at the lower end of the pressing cylinder and is in sliding connection with the slide table support, the beam support is arranged on the slide table body, and the beam pressing plate is arranged at the lower end of the beam support.
5. The heavy-duty fixing clamp according to claim 2, wherein the rear side supporting portion comprises a vertical column, a pull-down oil cylinder, a sliding plate, a pull-down bracket and a pull-down pressing plate, the two vertical columns are respectively arranged on the rear sides of the left clamp body and the right clamp body, the pull-down oil cylinder is arranged on the inner side wall of the vertical column, the sliding plate is arranged on an oil cylinder rod of the pull-down oil cylinder, the pull-down bracket is connected to the sliding plate, and the pull-down pressing plate is arranged at the lower end of the pull-down bracket.
6. The heavy-duty fixing clamp according to claim 2, wherein the front sides of the left clamp body and the right clamp body are respectively provided with an auxiliary supporting part, the auxiliary supporting parts comprise a vertical support, a vertical power body, an upper supporting cylinder and an inner supporting ejector rod, the two vertical supports are respectively arranged on the front sides of the left clamp body and the right clamp body, the vertical power body is arranged in the vertical support, the upper supporting cylinder is arranged at the upper end of the vertical support, and the inner supporting ejector rod is arranged in the upper supporting cylinder and is connected with the vertical power body.
7. The heavy-duty fixing jig according to claim 2, wherein the support rail mechanism comprises a guide support bar rail, a plurality of lifting bodies, a plurality of lifting grooves are provided on each of the left and right jig bodies, the lifting bodies are provided in the lifting grooves, the guide support bar rail is connected to the upper ends of the plurality of lifting bodies, and the follower jig portion is movably provided on both guide support bar rails.
8. The heavy-duty fixing clamp according to claim 1, wherein the top flexible mechanism comprises a base frame and a first flexible mechanism, the base frame is arranged at the top of the middle receiving block, the first flexible mechanism comprises a spline vertical guide rod, a first spline board, a second spline board and a vertical pressing sleeve, the first spline board is arranged on the base frame through a plurality of first vertical spring bodies, a plurality of flexible vertical sleeve bodies are arranged on the first spline board, a plurality of spring telescopic rods are arranged at the bottom of the second spline board, the spring telescopic rods are arranged on the flexible vertical sleeve bodies, spline through holes are formed in the first spline board and the second spline board, the lower ends of the spline vertical guide rods penetrate through the spline through holes of the first spline board and the second spline board and are connected with the top of the base frame, the vertical pressing sleeve is sleeved outside the second spline board, a sliding disc is arranged at the upper end of the vertical pressing sleeve, and a plurality of ball bodies are arranged on the sliding disc.
9. The heavy-duty fixing clamp of claim 8, wherein the top flexible mechanism further comprises a second flexible mechanism, the second flexible mechanism comprises an external sleeve, a transverse wing seat, a transverse air cylinder and a vertical air cylinder, the external sleeve is arranged on the base frame and sleeved outside the first flexible mechanism, the transverse wing seat is provided with two and symmetrically located on two sides of the upper end of the external sleeve, the transverse air cylinder is arranged on the transverse wing seat, the vertical air cylinder is arranged on the transverse air cylinder, the vertical air cylinder is provided with an external air compressing seat, a vertical air compressing rod, a second vertical spring body and a first internal air compressing seat, the first internal air compressing seat is arranged in the vertical air cylinder, the vertical air compressing rod passes through the upper end of the vertical air cylinder and is connected with the first internal air compressing seat, the second vertical spring body is arranged on the vertical air compressing rod, the external air compressing seat is arranged at the upper end of the vertical air compressing rod, the transverse internal air compressing seat is provided with a second internal air compressing seat, the second internal air seat is connected with flexible wires, the transverse air cylinder is further provided with a flexible wire, and the flexible wire is further provided with a flexible wire, and is connected with the rotary disc in a sliding way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211555745.5A CN115723074B (en) | 2022-12-06 | 2022-12-06 | Heavy-duty fixed fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211555745.5A CN115723074B (en) | 2022-12-06 | 2022-12-06 | Heavy-duty fixed fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115723074A CN115723074A (en) | 2023-03-03 |
| CN115723074B true CN115723074B (en) | 2023-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211555745.5A Active CN115723074B (en) | 2022-12-06 | 2022-12-06 | Heavy-duty fixed fixture |
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| Country | Link |
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| CN (1) | CN115723074B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1235973B (en) * | 1989-12-15 | 1992-12-15 | Scm Group Spa | SUPPORT AND HANDLING DEVICE FOR CLOSING PARTS, IN PARTICULAR USABLE ON WOODWORKING MACHINES |
| JP2010172956A (en) * | 2009-02-02 | 2010-08-12 | Toyota Motor Corp | Clamping device and pressing device |
| CN202367636U (en) * | 2011-08-08 | 2012-08-08 | 东风（十堰）底盘部件有限公司 | Vehicular cross beam assembling clamp |
| CN104057322B (en) * | 2014-06-25 | 2016-04-06 | 十堰合骏实业有限公司 | A kind of mesochite divides middle special fixture |
| CN208628978U (en) * | 2018-09-14 | 2019-03-22 | 安阳红钢机械装备有限公司 | A kind of engine cylinder body processing hydraulic fixture |
| CN208913655U (en) * | 2018-10-17 | 2019-05-31 | 常州昌隆机床制造有限公司 | Interchangeable hydraulically operated fixture |
| CN113909943B (en) * | 2021-10-25 | 2022-09-20 | 江苏恒力组合机床有限公司 | Indexable pressing device |
| CN115401488A (en) * | 2022-08-17 | 2022-11-29 | 柳州唯扬智能制造有限公司 | Flexible machining center clamp for rough milling of axle housing flange surface |
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2022
- 2022-12-06 CN CN202211555745.5A patent/CN115723074B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN115723074A (en) | 2023-03-03 |
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Effective date of registration: 20240417 Address after: 410000, No. 361 Yinpeng South Road, Yuelu District, Changsha City, Hunan Province Patentee after: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 224000 No.6 Hengli Avenue, high tech Zone, Yancheng City, Jiangsu Province Patentee before: JIANGSU HENRY MODULAR MACHINE TOOL Co.,Ltd. Country or region before: China |