CN108637736B - Frock system of arc platy spare - Google Patents
Frock system of arc platy spare Download PDFInfo
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- CN108637736B CN108637736B CN201810735058.9A CN201810735058A CN108637736B CN 108637736 B CN108637736 B CN 108637736B CN 201810735058 A CN201810735058 A CN 201810735058A CN 108637736 B CN108637736 B CN 108637736B
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- 241000276425 Xiphophorus maculatus Species 0.000 title description 2
- 238000005553 drilling Methods 0.000 claims abstract description 30
- 238000010079 rubber tapping Methods 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000003825 pressing Methods 0.000 claims description 27
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 4
- 238000003754 machining Methods 0.000 abstract description 12
- 238000012545 processing Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/44—Equipment or accessories specially designed for machines or devices for thread cutting
- B23G1/48—Equipment or accessories specially designed for machines or devices for thread cutting for guiding the threading tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/10—Auxiliary devices, e.g. bolsters, extension members
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a tooling system for an arc-shaped plate-shaped piece, which is used for solving the problem of low machining quality of holes of the arc-shaped plate-shaped piece in the prior art. A tooling system for arcuate sheet-like members, comprising: the workpiece self-clamping rapid mounting and dismounting bracket is used for clamping the workpiece, and the workpiece is of an arc-shaped plate structure; the combined drilling and tapping tool comprises: the support bodies are matched with the workpiece through a convex structure and a concave structure; a guide assembly mounted on the support body for guiding the drill bit; the support bodies are connected through an intermediate connecting mechanism, and the intermediate connecting mechanism is used for limiting the relative positions of the support bodies. When drilling, the supporting body is not easy to shake, and the processing quality is improved.
Description
Technical Field
The invention relates to the field of machining, in particular to a tooling system for an arc-shaped plate-shaped piece.
Background
The drilling and tapping of the cast parts can be realized on a radial drilling machine or a special machine through corresponding positioning and clamping tools, but the large-size cambered surface structure cast blank has multiple bosses (the boss planes are different in angle relative to the horizontal plane), the drilling and tapping positioning and clamping tools can not realize high efficiency on one hand, and the special machine has high cost; on the other hand, the parts are difficult to hoist and disassemble (cambered surface), and the parts are possibly deformed and pressed on the outer cambered surface, so that a proper clamp is needed to solve the problems.
The conventional hole processing method adopts a manual or electric drill for drilling and tapping, but because the drill is not guided by a guide piece, a user can easily incline during drilling or tapping, so that the hole is not vertically drilled, and meanwhile, the manual operation is kept vertical, so that the physical effort of an operator is high, and the processing quality of the hole is not good.
Usually, the cast part is drilled and tapped after casting, and the cast part has errors compared with the ideal design.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a tooling system for an arc-shaped plate-shaped member, which is used for solving the problem of low machining quality of holes of the arc-shaped plate-shaped member in the prior art.
To achieve the above and other related objects, the present invention provides a tooling system for an arc-shaped plate member, comprising:
the workpiece self-clamping rapid mounting and dismounting bracket is used for clamping the workpiece, and the workpiece is of an arc-shaped plate structure;
the combined drilling and tapping tool is placed on the surface to be processed of the workpiece;
the combined drilling and tapping tool comprises:
the support bodies are matched with the workpiece through a convex structure and a concave structure;
a guide assembly mounted on the support body for guiding the drill bit;
the support bodies are connected through an intermediate connecting mechanism, and the intermediate connecting mechanism is used for limiting the relative positions of the support bodies.
The drill bit of will boring or tapping stretches into the guide component and drills, and the quality of drilling is high, and the relative position between each supporting body is except with waiting to process work piece location cooperation, still is connected by intermediate junction mechanism, and each supporting body is between the mutual restriction location, and when drilling, supporting body is difficult for taking place to rock, has improved processingquality.
Further, the relative position between at least two support bodies is adjustable through an intermediate connecting mechanism.
Further, the intermediate connecting mechanism comprises a first connecting arm, an intermediate connecting block and a second connecting arm, wherein the relative positions of the first connecting arm and the intermediate connecting block in the length direction are adjustable in multi-gear locking, and/or the relative positions of the second connecting arm and the intermediate connecting block in the length direction are adjustable in multi-gear locking.
Further, the middle connecting block is provided with a bar-shaped hole in the length direction, a connecting bolt is arranged in the bar-shaped hole, the connecting bolt penetrates through the bar-shaped hole to lock the middle connecting block, and the connecting bolt is in clearance fit with the first connecting arm and the second connecting arm through shaft holes.
Further, the guide assembly comprises a guide sleeve, at least one bearing is sleeved on the guide sleeve, the bearing and the guide sleeve are embedded in the supporting body, and an inner hole of the guide sleeve is communicated with a surface to be processed;
the support body is provided with a chip removal channel, and the chip removal channel is radially arranged.
Further, a step through hole is formed in the support body, the step through hole comprises a large hole section and a small hole section, and the guide sleeve is embedded in the large hole section;
the chip removal channel is radially arranged at the small hole section.
Further, the work piece self-clamping quick assembly and disassembly support includes:
a base frame, a base frame and a base frame,
the at least two bearing frames are arranged on the basic frame and are used for being matched with the outer surface of the workpiece and bearing the weight of the workpiece;
the at least two pressing assemblies are arranged on the foundation frame and used for limiting upward tilting displacement of one axial edge of the workpiece, and the pressing assemblies and the bearing frame are arranged at intervals;
the pressing assembly comprises a vertical rod and a transverse pressing block, the transverse pressing block is fixed on the vertical rod, the height of the transverse pressing block is higher than that of the bearing frame, the transverse pressing block presses one axial edge of the workpiece, and the gravity center of the workpiece and the transverse pressing block are respectively located on two sides of the bearing frame.
Further, the inner surface of the workpiece is a surface to be processed, and the position to be processed of the surface to be processed of the workpiece corresponds to the position of the bearing frame.
Further, at least two of the support frames and at least two of the compression assemblies are arranged in a straight line to form a clamping group, and more than one clamping group is arranged on one of the base frames;
the clamping groups are two, and the two clamping groups are symmetrically arranged.
Furthermore, the base frame is also provided with a positioning block, and the positioning block is used for positioning one arc-shaped edge of the workpiece.
As described above, the tooling system for the arc-shaped plate-shaped piece has the following beneficial effects:
1. the relative position between each supporting body is limited, and when drilling or tapping, the supporting body is not easy to shake, and the processing quality is high.
2. The relative position between each supporting body is adjustable, can effectively adapt to casting fashioned error for this frock can be adjusted according to the condition of difference.
3. Through connecting bolt's shaft hole clearance fit for the supporting body can be better with wait to process the laminating of work piece, improve adaptability, processingquality is high.
4. And a chip removal channel is arranged, so that scraps are prevented from adhering in the guide sleeve, and the tool is prevented from being locked by rotation.
5. Through the cooperation of concave structure and protruding structure for guide component is difficult for radial movement, further improves processingquality
6. The clamping is quick and convenient, the machining efficiency is high, the clamping device is suitable for machining larger workpieces, and the workpieces are not easy to damage.
7. Through the setting of cushion, can play better protection effect to the work piece.
8. Through the setting of locating piece, can let the work piece effectively fix a position, improve the process stability.
9. Through the symmetry setting of clamping set, when processing the different positions of work piece internal surface, can realize the work piece angle change through the adjustment gesture, and the transport stroke of work piece is shorter during the adjustment.
Drawings
Fig. 1 is a schematic view of a tooling system for an arcuate plate-like member according to the present invention.
Fig. 2 shows a top view of the combined drilling and tapping tool of the present invention when there are two support bodies.
Fig. 3 shows an elevation view of the combined drilling and tapping tool of the present invention with two support bodies.
Fig. 4 is a front view showing three support bodies of the combined drilling and tapping tool according to the present invention.
Fig. 5 is a schematic view of the combined drilling and tapping tool according to the present invention when the support body is inclined.
Fig. 6 is a partial schematic view showing the cooperation of the support body and the guide assembly of the combination drilling and tapping tool of the present invention.
Fig. 7 is a front view showing an operation state one of the self-clamping quick-release bracket for workpieces according to the present invention.
Fig. 8 is a front view showing a second working state of the workpiece self-clamping quick-assembly-disassembly bracket of the invention.
Fig. 9 shows a side view of the workpiece self-clamping quick release bracket of the present invention.
Description of element reference numerals
2. Intermediate connecting mechanism
21. First connecting arm
22. Intermediate connecting block
23. Second connecting arm
221. Strip-shaped hole
222. Connecting bolt
1. Guide assembly
11. Support body
12. Guide sleeve
13. Bearing
111. Chip removal channel
14. Supporting sleeve
121. Spacing boss
112. Stepped through hole
1121. Macropore section
1122. Small hole section
15. Raised structure
3. Workpiece
41. Foundation rack
42. Bearing frame
43. Compression assembly
431. Upright post
432. Transverse briquetting
421. Cushion block
31. Position to be processed
411. Positioning block
Detailed Description
Further advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure of the present invention, which is described by the following specific examples.
Please refer to fig. 1 to 9. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the invention to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the invention, are not intended to be critical to the essential characteristics of the invention, but are otherwise, required to achieve the objective and effect taught by the invention. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the invention, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the invention may be practiced.
In this embodiment, referring to fig. 1 to 9, the present invention provides a tooling system for an arc-shaped plate member, including:
the workpiece self-clamping rapid mounting and dismounting bracket is used for clamping the workpiece, and the workpiece is of an arc-shaped plate structure;
the combined drilling and tapping tool is placed on a substitute machining surface of the workpiece;
combination drilling tapping frock includes:
at least two support bodies 11, wherein the support bodies 11 are matched with a workpiece to be processed through a convex structure and a concave structure;
a guide assembly 1 mounted on the support body 11 for guiding a drill bit;
the support bodies 11 are connected through an intermediate connecting mechanism 2, and the intermediate connecting mechanism 2 is used for limiting the relative positions of the support bodies 11.
The drill bit for drilling or tapping is extended into the guide assembly 1 to drill holes, the drilling quality is high, the relative positions between the support bodies 11 are connected by the intermediate connecting mechanism 2 except for being matched with the workpiece to be machined in a positioning mode, the support bodies 11 are limited and positioned with each other, and when drilling holes, the support bodies 11 are not easy to shake, so that the machining quality is improved.
In this embodiment, referring to fig. 1 to 6, the relative position between at least two support bodies 11 is adjustable by the intermediate connection mechanism 2. The distance between the supporting bodies is adjusted through the intermediate mechanism, when the cast blank is drilled and tapped, due to machining errors of the cast blank, the adaptation to the errors can be realized through adjusting the distance between the supporting bodies, and the supporting bodies can effectively correspond to the positions of the cast blank, where the cast blank is drilled and tapped.
In this embodiment, referring to fig. 1 to 6, the intermediate connection mechanism 2 includes a first connection arm 21, an intermediate connection block 22, and a second connection arm 23, where the relative positions of the first connection arm 21 and the intermediate connection block 22 in the length direction are adjustable, the relative positions of the second connection arm 23 and the intermediate connection block 22 in the length direction are fixed,
in this embodiment, referring to fig. 1 to 6, the intermediate connection mechanism 2 includes a first connection arm 21, an intermediate connection block 22, and a second connection arm 23, where the relative positions of the first connection arm 21 and the intermediate connection block 22 in the length direction are fixed, and the relative positions of the second connection arm 23 and the intermediate connection block 22 in the length direction are multi-gear locking adjustable.
In this embodiment, referring to fig. 1 to 6, the intermediate connection mechanism 2 includes a first connection arm 21, an intermediate connection block 22, and a second connection arm 23, where the relative positions of the first connection arm 21 and the intermediate connection block 22 in the length direction are adjustable in a multi-gear locking manner, and the relative positions of the second connection arm 23 and the intermediate connection block 22 in the length direction are adjustable in a multi-gear locking manner.
In this embodiment, referring to fig. 1 to 6, the middle connecting block 22 is provided with a bar hole 221 in the length direction, a connecting bolt 222 is disposed in the bar hole 221, and the connecting bolt 222 passes through the bar hole 221 to lock the middle connecting block 22. The bar-shaped hole 221 is matched with the connecting bolt 222, so that the adjusting is convenient.
In this embodiment, referring to fig. 1 to 6, the connecting bolt 222 is in clearance fit with the first connecting arm 21 and the second connecting arm 23 through shaft holes. The shaft hole at the connecting bolt 222 is in clearance fit, so that when the supporting body and the surface of the workpiece to be processed cannot be completely attached, the supporting body can be subjected to small-range shaking adjustment due to the existence of the clearance, and the adaptability of the supporting body is improved.
In this embodiment, referring to fig. 2 to 3, the displacement between the two supporting bodies is limited by the intermediate connection mechanism 2.
In this embodiment, referring to fig. 4, the displacement between the three support bodies is limited by the intermediate connection mechanism 2.
Two or three support body for its own weight can not be too heavy, makes things convenient for the operator to operate, if wait to process the more hole of work piece needs processing, and link up every support body, the increase weight that can be very big is difficult for operating, and its adaptability is relatively poor simultaneously, can not be with every support body and wait to process the position one-to-one, increase machining error.
In this embodiment, referring to fig. 1 to 6, the guide assembly 1 includes a guide sleeve 12, at least one bearing 13 is sleeved on the guide sleeve 12, the number of the bearings 13 may be one or more, in the illustration, 2 bearings 13 are shown, the bearings 13 and the guide sleeve 12 are embedded in the support body 11, and an inner hole of the guide sleeve 12 is communicated with a surface to be processed; the support body 11 is provided with a chip removal channel 111, and the chip removal channel 111 is radially arranged.
The guide component 1 aims at the surface to be processed, the drilling tool or the tapping tool is inserted into the inner hole of the guide sleeve 12, the guide sleeve 12 and the tool rotate together when the drilling tool or the tapping tool rotates, the effective guiding and positioning effect is achieved, the processing quality is improved, generated scraps are discharged from a radial drainage channel, the scraps are not easy to enter the guide sleeve 12, the tool rotates smoothly, clamping is avoided, and the guiding stability is improved through a plurality of bearings 13.
In this embodiment, referring to fig. 1 to 6, the guide sleeve 12 is further sleeved with a support sleeve 14, and the support sleeve 14 is used for supporting the bearing 13 in the axial direction. In the illustration, there are 2 bearings 13, 2 bearings 13 on either side of the support sleeve 14.
In this embodiment, referring to fig. 1 to 6, a limiting boss 121 is disposed on an outer wall of the guide sleeve 12, and an end surface of the limiting boss 121 is matched with an end surface of the bearing 13. The function of the limit boss 121 is to limit the axial position of the bearing 13.
In this embodiment, referring to fig. 1 to 6, the support body 11 is provided with a stepped through hole 112, the stepped through hole 112 includes a large hole section 1121 and a small hole section 1122, and the guide sleeve 12 is embedded in the large hole section 1121. The stepped through holes 112 limit the limit positions of the guide sleeve 12 extending into the support body 11, and the stepped through holes 112 are matched with the limit bosses 121 to limit the guide sleeve 12 and the two ends of the parts on the guide sleeve 12 in the axial direction.
In this embodiment, referring to fig. 1 to 6, the chip ejection channel 111 is radially disposed at the small hole section 1122. When the scraps are discharged from the holes, the scraps enter the scraps discharging channel 111 preferentially, and enter the guide sleeve 12 in a non-limiting or small amount, so that the cutter is prevented from being blocked in the guide sleeve 12 after the aluminum scraps adhere to the inner wall of the guide sleeve.
In this embodiment, referring to fig. 1 to 6, the chip removing channel 111 has a groove structure, and the groove structure is formed on the surface of the supporting body 11. The groove-shaped structure has the advantages that when scraps enter the chip removal channel 111, the state of blockage possibly occurs, scraps can be conveniently removed after blockage, the groove-shaped structure is simple in process, and the manufacturing cost is reduced.
In this embodiment, referring to fig. 1 to 6, the surface to be processed is provided with a protrusion structure 15, the support body 11 is provided with a recess structure 16, or the surface to be processed is provided with the recess structure 16, the support body 11 is provided with the protrusion structure 15, and the protrusion structure 15 is matched with the recess structure 16. Through the setting of protruding structure 15 and concave structure 16, can let support body 11 and treat the cooperation effect of machined part better, be difficult for taking place radial cheaply to improve the quality of processing.
In this embodiment, referring to fig. 7 to 9, a workpiece self-clamping quick-release bracket includes:
the base frame 41 is provided with a plurality of support members,
at least two bearing frames 42 provided on the base frame 41 for engaging with the outer surface of the work piece 3 and bearing the weight of the work piece 3;
the at least two pressing assemblies 43 are arranged on the base frame 41 and are used for limiting upward tilting displacement of one axial edge of the workpiece 3, the pressing assemblies 43 and the bearing frame 42 are arranged at intervals, the pressing assemblies 43 comprise vertical rods 431 and transverse pressing blocks 432, the transverse pressing blocks 432 are fixed on the vertical rods 431, the height of each transverse pressing block 432 is higher than that of the corresponding bearing frame 42, the transverse pressing blocks 432 press one axial edge of the workpiece 3, and the gravity center of the workpiece 3 and the transverse pressing blocks 432 are respectively located on two sides of the corresponding bearing frame 42;
the workpiece 3 is placed on the bearing frame, one axial edge of the workpiece 3 is pressed by the pressing block, the workpiece 3 is in a self-clamping state due to the gravity of the workpiece 3, the inner side of the workpiece 3 can be machined, clamping damage to the workpiece 3 is avoided, and machining efficiency is improved.
In this embodiment, referring to fig. 7 to 9, the bearing frame 42 is provided with a pad 421.
The abrasion of the bearing frame can be effectively reduced.
In this embodiment, referring to fig. 7 to 9, the pad 421 is detachably connected to the bearing frame 42.
After the pad 421 is worn, the pad 421 can be replaced, and the maintenance is convenient.
In this embodiment, referring to fig. 7 to 9, the pad 421 is made of rubber or wood.
The surface of the workpiece 3 can be effectively protected.
In this embodiment, referring to fig. 7 to 9, the inner surface of the workpiece 3 is a surface to be processed, and the position 31 to be processed of the surface to be processed of the workpiece 3 corresponds to the position of the bearing frame 42.
The point of application corresponds to the carrier 42 when the surface is machined, and the workpiece 3 can be held stationary, for example by drilling or tapping.
In this embodiment, referring to fig. 7 to 9, the position to be processed 31 is in a horizontal direction.
Particularly, the drilling and tapping machine is easier to process and ensures the processing quality during drilling or tapping.
In this embodiment, referring to fig. 7 to 9, at least two of the supporting frames and at least two of the compressing assemblies 43 are arranged in line to form a clamping set, and more than one clamping set is formed on one of the base frames 41. Optionally, two clamping groups are provided, and the two clamping groups are symmetrically arranged.
After the inner side of one end of the workpiece 3 is machined, when the other side is required to be machined, the workpiece 3 is directly withdrawn from the transverse pressing block position, and then the other axial edge of the workpiece 3 is pressed downwards to be matched with the nearest transverse pressing block, so that the state switching is rapid and convenient.
In this embodiment, referring to fig. 7 to 9, the base frame 41 is a frame structure. Low cost and low weight.
In this embodiment, referring to fig. 7 to 9, the base frame 41 is further provided with a positioning block 411, and the positioning block 411 is used for positioning one of the arc edges of the workpiece 3.
The workpiece 3 is effectively positioned, and the processing quality is effectively improved.
In summary, the relative positions of the supporting bodies are limited, so that the supporting bodies are not easy to shake during drilling or tapping, and the processing quality is high. The relative position between each supporting body is adjustable, can effectively adapt to casting fashioned error for this frock can be adjusted according to the condition of difference. Through connecting bolt's shaft hole clearance fit for the support body can be better wait to process the work piece laminating, improves adaptability, processingquality is high. And a chip removal channel is arranged, so that scraps are prevented from entering the guide sleeve, and the tool is prevented from being locked by rotation. Through the cooperation of concave structure and protruding structure for guide assembly is difficult for radial movement, further improves processingquality clamping swiftly convenient, and machining efficiency is high, and is suitable for great work piece processing, is difficult for causing the damage to the work piece simultaneously. Through the setting of cushion, can play better protection effect to the work piece. Through the setting of locating piece, can let the work piece effectively fix a position, improve machining precision. Through the symmetry setting of clamping set, when processing the different positions of work piece internal surface, can realize the work piece angle change through the adjustment gesture, and the transport stroke of work piece is shorter during the adjustment. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (6)
1. A tooling system for arcuate plate-like members, comprising:
the workpiece self-clamping rapid mounting and dismounting bracket is used for clamping the workpiece, the workpiece is of an arc plate-shaped structure,
the work piece self-clamping quick assembly and disassembly support includes:
a base frame, a base frame and a base frame,
the at least two bearing frames are arranged on the foundation frame and are used for being attached to the outer surface of the workpiece and bearing the weight of the workpiece; the at least two pressing assemblies are arranged on the foundation frame and used for limiting upward tilting displacement of one axial edge of the workpiece, and the pressing assemblies and the bearing frame are arranged at intervals;
the pressing assembly comprises a vertical rod and a transverse pressing block, the transverse pressing block is fixed on the vertical rod, the height of the transverse pressing block is higher than that of the bearing frame, the transverse pressing block presses one axial edge of the workpiece, and the gravity center of the workpiece and the transverse pressing block are respectively positioned on two sides of the bearing frame;
wherein, at least two of the bearing frames which are arranged in a straight line and at least two of the compacting components which are arranged in a straight line form clamping groups, and more than one clamping group is arranged on one basic frame;
two clamping groups are symmetrically arranged;
the combined drilling and tapping tool is placed on the surface to be processed of the workpiece;
the combined drilling and tapping tool comprises:
the two support bodies are matched with the workpiece through a protruding structure and a recessed structure, the relative positions of the two support bodies are adjustable through an intermediate connecting mechanism, the intermediate connecting mechanism comprises a first connecting arm, an intermediate connecting block and a second connecting arm, the relative positions of the first connecting arm and the intermediate connecting block in the length direction are locked and adjustable in multiple gears, and/or the relative positions of the second connecting arm and the intermediate connecting block in the length direction are locked and adjustable in multiple gears;
a guide assembly mounted on the support body for guiding the drill bit;
the support bodies are connected through an intermediate connecting mechanism, and the intermediate connecting mechanism is used for limiting the relative positions of the support bodies.
2. The tooling system of an arcuate plate according to claim 1, wherein: the middle connecting block is provided with a strip-shaped hole in the length direction, a connecting bolt is arranged in the strip-shaped hole, the connecting bolt penetrates through the strip-shaped hole to lock the middle connecting block, and the connecting bolt is in clearance fit with the first connecting arm and the second connecting arm through shaft holes.
3. The tooling system of an arcuate plate according to claim 1, wherein: the guide assembly comprises a guide sleeve, at least one bearing is sleeved on the guide sleeve, the bearing and the guide sleeve are embedded in the supporting body, and an inner hole of the guide sleeve is communicated with a surface to be processed;
the support body is provided with a chip removal channel, and the chip removal channel is radially arranged.
4. A tooling system for arcuate sheet members as defined in claim 3 wherein: the support body is provided with a stepped through hole, the stepped through hole comprises a large hole section and a small hole section, and the guide sleeve is embedded in the large hole section;
the chip removal channel is radially arranged at the small hole section.
5. The tooling system of an arcuate plate according to claim 1, wherein: the inner surface of the workpiece is a surface to be processed, and the position to be processed of the surface to be processed of the workpiece corresponds to the position of the bearing frame.
6. The tooling system of an arcuate plate according to claim 1, wherein: the base frame is also provided with a positioning block which is used for positioning one arc-shaped edge of the workpiece.
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| CN108637736B true CN108637736B (en) | 2024-02-13 |
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| CN113276040B (en) * | 2021-07-12 | 2021-10-01 | 江苏金泰祥内外门业有限公司 | Arc-shaped workpiece machining process and device |
| CN115302574B (en) * | 2022-10-11 | 2023-04-14 | 新程汽车工业有限公司 | Automobile interior panel perforating machine with positioning function |
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| CN208628921U (en) * | 2018-07-06 | 2019-03-22 | 庆铃汽车（集团）有限公司 | A kind of fixture system of arc plate-like piece |
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