CN117066935B - Boring clamp for open thin-wall part - Google Patents
Boring clamp for open thin-wall part Download PDFInfo
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- CN117066935B CN117066935B CN202311340333.4A CN202311340333A CN117066935B CN 117066935 B CN117066935 B CN 117066935B CN 202311340333 A CN202311340333 A CN 202311340333A CN 117066935 B CN117066935 B CN 117066935B
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- clamping
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- 230000008093 supporting effect Effects 0.000 claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 230000000670 limiting effect Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 15
- 239000011324 bead Substances 0.000 claims description 8
- 230000005484 gravity Effects 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009467 reduction Effects 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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/065—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding workpieces being specially deformable, e.g. made from thin-walled or elastic material
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to the technical field of boring processing of open thin-wall parts, in particular to an open thin-wall part boring clamp which comprises a fixing mechanism, a positioning pin and a boring head, wherein the fixing mechanism comprises a base, a fan-shaped groove arranged on the base, and a boring head arranged on the base; the clamping mechanism comprises a connecting assembly arranged on the base, a supporting assembly slidingly arranged on the connecting assembly and a clamping piece arranged in the supporting assembly; the connecting assembly comprises the mounting seat arranged on the base and the T-shaped groove arranged on the mounting seat, and the convex table surface is arranged on the mounting seat.
Description
Technical Field
The invention relates to the technical field of boring processing of open thin-wall parts, in particular to a boring fixture for the open thin-wall parts.
Background
The thin-wall part with partial openings needs boring treatment in the process of processing, and because the thin-wall part is thin, and a plurality of openings are formed in the outer wall, the opening further reduces the strength of the thin-wall part, and in the process of boring, the boring fixture needs to be used for auxiliary support, so that the deformation of a product and the damage of a turning cutter in the boring process are avoided.
However, the open thin-walled workpiece has various specifications, the boring depth can be changed along with the change of the specifications of the open thin-walled workpiece during processing, when the boring fixture with a single size is adopted for auxiliary support, the turning part cannot be effectively protected, when the turning force is overlarge, the unsupported part of the product is still easy to deform, and when the open thin-walled workpiece with the corresponding specification is boring, the boring fixture with the corresponding size needs to be replaced, so that the use cost is increased.
Disclosure of Invention
The present invention has been made in view of the above-mentioned or the problem in the prior art that it is necessary to replace boring jigs of corresponding dimensions when boring open thin-walled members of corresponding specifications.
Accordingly, the invention aims to provide an open thin-wall part boring clamp.
In order to solve the technical problems, the invention provides the following technical scheme: the boring fixture for the open thin-wall part comprises a fixing mechanism, a positioning pin and a boring head, wherein the fixing mechanism comprises a base, a fan-shaped groove arranged on the base, and the positioning pin is arranged on the base; the clamping mechanism comprises a connecting assembly arranged on the base, a supporting assembly slidingly arranged on the connecting assembly and a clamping piece arranged in the supporting assembly; the connecting component comprises a mounting seat arranged on the base, a T-shaped groove arranged on the mounting seat, a convex table surface arranged on the mounting seat and a positioning groove arranged on the inner surface of the T-shaped groove; the support assembly comprises a T-shaped block which is slidably arranged in the T-shaped groove, a support plate which is arranged on the T-shaped block, and a through groove which is arranged on the T-shaped block; the clamping piece comprises steel balls which are slidably arranged in the through groove; the steel balls are clamped into the positioning grooves through centrifugal force in the high-speed rotation process, and the connection between the mounting seat and the T-shaped block is locked.
As a preferable scheme of the boring fixture for the open thin-wall part, the boring fixture comprises the following components: the supporting component further comprises a diameter-reducing groove arranged at the end part of the through groove and a thread groove arranged on the inner wall of the through groove; the clamping piece further comprises a sliding column which is arranged on the inner wall of the through groove in a sliding mode, a first spring which is arranged at the end portion of the sliding column, and a bolt which is connected to the threaded groove in a threaded mode.
As a preferable scheme of the boring fixture for the open thin-wall part, the boring fixture comprises the following components: the clamping mechanism further comprises a clamping assembly, wherein the clamping assembly comprises a supporting arm fixedly arranged on the outer wall of the supporting plate, a connecting rod piece rotatably arranged on the supporting arm, and a contact piece rotatably arranged on the connecting rod piece; the clamping mechanism further comprises a pressure assembly, wherein the pressure assembly comprises a poking rod piece rotatably arranged on the supporting arm and a gravity hammer arranged on the poking rod piece; the connecting rod piece is inclined, and when pushing the abutting piece to shrink, the distance between the abutting piece and the supporting plate is reduced due to the fact that the inclination angle of the connecting rod piece is increased.
As a preferable scheme of the boring fixture for the open thin-wall part, the boring fixture comprises the following components: the support assembly further comprises a connecting hole arranged on the T-shaped block; the connecting rod piece comprises a first connecting rod rotatably arranged on the connecting hole and a second connecting rod rotatably arranged on the supporting arm; the abutting piece comprises an abutting block rotatably arranged on the first connecting rod and the second connecting rod, and a first through hole and a second through hole which are arranged on the abutting block; the connecting assembly further comprises a slope surface arranged on the mounting seat.
As a preferable scheme of the boring fixture for the open thin-wall part, the boring fixture comprises the following components: the driving lever piece comprises a connecting sleeve rotationally arranged on the supporting arm, a connecting arm arranged on the connecting sleeve and a pushing arm arranged on the connecting sleeve.
As a preferable scheme of the boring fixture for the open thin-wall part, the boring fixture comprises the following components: the support assembly further comprises a containing groove arranged on the T-shaped block and a slot arranged on the T-shaped block; the clamping mechanism further comprises a locking piece, the locking piece comprises an inserting block which is arranged in the accommodating groove in a sliding mode, an inserting plate which is arranged on the inserting block, a hemispherical groove is formed in the inserting plate, and the clamping mechanism further comprises a second spring which is arranged in the accommodating groove.
As a preferable scheme of the boring fixture for the open thin-wall part, the boring fixture comprises the following components: the locking piece further comprises a limiting groove arranged on the plugboard; the clamping piece further comprises a movable bead which is slidably arranged in the limiting groove.
As a preferable scheme of the boring fixture for the open thin-wall part, the boring fixture comprises the following components: the end part of the insertion block is provided with an abutting surface; the abutting piece further comprises an extrusion table arranged on the abutting block.
As a preferable scheme of the boring fixture for the open thin-wall part, the boring fixture comprises the following components: the end part of the insertion block is provided with a clamping interface; the abutting piece further comprises a limiting edge strip arranged on the abutting block.
As a preferable scheme of the boring fixture for the open thin-wall part, the boring fixture comprises the following components: the clamping mechanism further comprises a distance adjusting cushion block which is slidably arranged in the slot.
The boring clamp for the open thin-wall part has the beneficial effects that: the boring fixture for the open thin-wall part is arranged on a machine tool in a horizontal state, the open thin-wall part is clamped in a supporting component through a locating pin, then the position of the supporting plate is adjusted through a drawing T-shaped block, the supporting plate supports the outer wall of the boring part of the open thin-wall part, the machine tool controls the boring fixture for the open thin-wall part to rotate at a high speed, steel balls are clamped into a locating groove through centrifugal force in the high-speed rotation process, the connection between a mounting seat and the T-shaped block is locked, and finally the boring fixture is matched with a cutter to carry out boring processing on the inner wall of the open thin-wall part, so that the boring fixture is convenient to be applied to processing open thin-wall parts with various specifications and sizes, the use cost is reduced, and the processing efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an overall schematic view of an open thin-walled workpiece boring jig.
Fig. 2 is a schematic structural view of a clamping mechanism of the boring clamp for the open thin-walled workpiece.
FIG. 3 is a schematic sectional structure of a fixing mechanism and a clamping mechanism of an open thin-walled workpiece boring jig.
Fig. 4 is a schematic structural view of a connecting assembly of the boring clamp for the open thin-walled workpiece.
FIG. 5 is a schematic view of a support assembly of an open thin-walled workpiece boring jig.
Fig. 6 is a schematic diagram of a connecting rod structure of an open thin-walled workpiece boring jig.
Fig. 7 is a schematic view of a structure of a contact member of the boring jig for an open thin-walled member.
Fig. 8 is a schematic view of a through groove and steel ball connection structure of an open thin-walled workpiece boring fixture.
Fig. 9 is a schematic diagram of a locking member structure of an open thin-walled member boring jig.
Fig. 10 is a structural schematic diagram of an installation state of an open thin-walled member of the open thin-walled member boring jig.
Fig. 11 is a schematic structural view of the open thin-walled member.
In the figure: 100. a fixing mechanism; 101. a base; 102. a fan-shaped groove; 103. a positioning pin; 200. a clamping mechanism; 201. a connection assembly; 202. a support assembly; 203. a clamping piece; 204. a clamping assembly; 205. a pressure assembly; 206. a locking member; 207. a distance adjusting cushion block; 201a, a mounting seat; 201b, T-shaped slots; 201c, a boss surface; 201d, positioning grooves; 201e, ramp surface; 202a, T-blocks; 202b, a support plate; 202c, through slots; 202d, reducing grooves; 202e, thread grooves; 202f, connecting holes; 202g, a receiving groove; 202h, slots; 203a, steel balls; 203b, a spool; 203c, a spring number one; 203d, bolts; 203e, movable beads; 204a, a support arm; 204b, a link member; 204c, an interference member; 204b-1, connecting rod number one; 204b-2, no. two links; 204c-1, a collision block; 204c-2, a first through hole; 204c-3, through hole number two; 204c-4, an extrusion station; 204c-5, limit strakes; 205a, a lever member; 205b, a gravity hammer; 205a-1, a connecting sleeve; 205a-2, a connecting arm; 205a-3, a push arm; 206a, plug-in blocks; 206b, inserting plates; 206c, hemispherical grooves; 206d, a second spring; 206e, a limit groove; 206f, an interference surface; 206g, card interface.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Embodiment 1, referring to fig. 1 to 5, is a first embodiment of the present invention, and provides an open thin-walled workpiece boring fixture, which includes a fixing mechanism 100, including a base 101, a fan-shaped groove 102 disposed on the base 101, and a positioning pin 103 disposed on the base 101; in this embodiment, four fan-shaped grooves 102 distributed at equal intervals are formed in the top surface of the base 101, positioning pins 103 are fixed at protruding portions of the base 101 in a threaded connection manner, the positioning pins 103 are used for clamping the open thin-wall piece to position the open thin-wall piece, the four positioning pins 103 are arranged, and the four positioning pins 103 are distributed at equal intervals on the base 101.
The clamping mechanism 200 comprises a connecting assembly 201 arranged on the base 101, a supporting assembly 202 slidably arranged on the connecting assembly 201, and a clamping piece 203 arranged in the supporting assembly 202; in this embodiment, four clamping mechanisms 200 are provided corresponding to four sector grooves 102, the clamping mechanisms 200 are mounted in the sector grooves 102, the connecting assemblies 201 are connected with the base 101 by screws in a threaded mode, the supporting assemblies 202 are slidably connected in the connecting assemblies 201, and clamping pieces 203 are arranged in the supporting assemblies 202.
When boring the open thin-walled workpiece, the base 101 is connected to the machine tool by a screw, the open thin-walled workpiece is clamped in the support assembly 202 by the positioning pin 103, the machine tool controls the open thin-walled workpiece boring jig to rotate at a high speed, and the tool is matched to perform boring on the inner wall of the open thin-walled workpiece.
Specifically, the connection assembly 201 includes a mounting seat 201a disposed on the base 101, a T-shaped groove 201b disposed on the mounting seat 201a, a boss surface 201c disposed on the mounting seat 201a, and a positioning groove 201d disposed on an inner surface of the T-shaped groove 201 b; the support assembly 202 includes a T-shaped block 202a slidably disposed within the T-shaped slot 201b, a support plate 202b disposed on the T-shaped block 202a, and a through slot 202c disposed on the T-shaped block 202 a; in this embodiment, mount pad 201a passes through screw and base 101 threaded connection, T-shaped groove 201b that runs through the setting is offered to mount pad 201 a's inside, T-shaped groove 201 b's internal surface has been offered a plurality of and is equidistant constant head tank 201d that distributes, mount pad 201 a's bottom edge is greater than top edge, through boss face 201 c's setting, the user is connected between mount pad 201a and base 101, the installation of clamping mechanism 200 is convenient, T-shaped piece 202 a's outer wall size and T-shaped groove 201 b's inner wall size mutually match, the convenience is inserted T-shaped piece 202a in the T-shaped groove 201b, support plate 202b fixes the one side that is close to the base 101 centre of a circle of T-shaped piece 202a locates, support plate 202b and T-shaped piece 202a are integrated structure, can support opening thin wall piece's deformation when avoiding boring, support plate 202 b's bottom can contradict with boss face 201 c's top, boss face 201 c's setting can increase support plate 202 b's size, support plate 202 b's supporting effect, support plate 202 c's support plate 202c, run through 202c is equipped with a plurality of and runs through 202c and runs through between a plurality of the setting of equal grooves and the setting of T-shaped piece 202a plurality of integrated grooves, run through 202c and runs through between a plurality of the setting groove 202a corresponding setting of T-shaped groove and the T-shaped piece 202a is equidistant one by one.
Preferably, the clamping member 203 comprises a steel ball 203a slidably disposed in the through groove 202c; in this embodiment, at least two steel balls 203a are slidably connected to the inner wall of each through groove 202c, and the plurality of steel balls 203a are disposed in the through grooves 202c, so that the centrifugal force provided by the steel balls 203a during rotation can be increased, during the boring process, the T-shaped block 202a rotates at a high speed, and the steel balls 203a are clamped into the positioning groove 201d by centrifugal force during the high-speed rotation, so as to lock the connection between the mounting seat 201a and the T-shaped block 202a.
When the boring machine is used, the position of the support plate 202b can be adjusted according to the boring depth of the opening thin-wall part and the size specification of the opening thin-wall part, because the opening thin-wall part is horizontally placed in the turning process, the boring clamp of the opening thin-wall part is horizontally arranged on the machine tool, the opening thin-wall part is clamped in the support assembly 202 through the locating pin 103, then the position of the support plate 202b is adjusted through the pull T-shaped block 202a, the support plate 202b supports the outer wall of the boring part of the opening thin-wall part, the lathe controls the boring clamp of the opening thin-wall part to rotate at a high speed, the steel ball 203a is clamped into the locating groove 201d through centrifugal force in the high-speed rotating process, the connection between the mounting seat 201a and the T-shaped block 202a is locked, finally the boring tool is matched for boring the inner wall of the opening thin-wall part, the boring machine tool is convenient to be suitable for processing the opening thin-wall parts with various specifications and sizes, the use cost is reduced, and the processing efficiency is improved.
Specifically, the support assembly 202 further includes a reducing groove 202d disposed at an end of the through groove 202c, and a thread groove 202e disposed on an inner wall of the through groove 202c; in this embodiment, the diameter reducing groove 202d is disposed at one end of the through groove 202c near the positioning groove 201d, the diameter of the diameter reducing groove 202d gradually decreases from the through groove 202c to the positioning groove 201d, the diameter reducing groove 202d is configured to prevent the steel ball 203a from falling off from the inside of the through groove 202c during centrifugation, and the thread groove 202e is disposed at a position of the through groove 202c away from the diameter reducing groove 202d in the T-shaped block 202a.
Preferably, the clamping member 203 further includes a sliding post 203b slidably disposed on an inner wall of the through groove 202c, and a first spring 203c disposed at an end of the sliding post 203b, and further includes a bolt 203d screwed on the threaded groove 202e, in this embodiment, an outer wall dimension of the sliding post 203b and an inner wall of the through groove 202c are matched with each other, the sliding post 203b can slide on the inner wall of the through groove 202c, two ends of the first spring 203c are respectively attached to an end of the sliding post 203b and an end of the bolt 203d, a user can assemble the support assembly 202 by setting the bolt 203d, and the elastic force of the first spring 203c can provide thrust force to the sliding post 203b, so that the steel ball 203a has a tendency to slide into the reduced diameter groove 202 d.
Embodiment 2, referring to fig. 1 to 8, in a second embodiment of the present invention, unlike the previous embodiment, the clamping mechanism 200 further includes a clamping assembly 204, where the clamping assembly 204 includes a support arm 204a fixedly disposed on an outer wall of the support plate 202b, a link member 204b rotatably disposed on the support arm 204a, and a contact member 204c rotatably disposed on the link member 204 b; in this embodiment, the supporting arm 204a is fixedly disposed on two sides of the outer wall of the supporting plate 202b, the supporting arm 204a is provided with a link member 204b, the link member 204b can rotate on the supporting arm 204a, the link member 204b is provided through the abutting member 204c, and the link member 204b can rotate on the abutting member 204 c.
The clamping mechanism 200 further includes a pressure assembly 205, the pressure assembly 205 including a lever member 205a rotatably disposed on the support arm 204a, and a gravity hammer 205b disposed on the lever member 205 a; in this embodiment, the support arm 204a is rotatably connected to the lever member 205a, and one end of the lever member 205a is fixedly provided with a gravity hammer 205b.
Preferably, the link member 204b is disposed at an inclination, and when the lever member 205a pushes the abutting member 204c to retract, the interval between the abutting member 204c and the supporting plate 202b is reduced due to the increased inclination angle of the link member 204 b.
Specifically, the support assembly 202 further includes a connection hole 202f provided on the T-shaped block 202 a; the link member 204b includes a first link 204b-1 rotatably disposed on the connection hole 202f and a second link 204b-2 rotatably disposed on the support arm 204 a; in this embodiment, the connecting hole 202f is used for the first connecting rod 204b-1 to penetrate, the first connecting rod 204b-1 and the second connecting rod 204b-2 are in parallel, and in the process of moving the abutting piece 204c, the parallel movement can be kept, so as to promote the attaching effect of the abutting piece 204c to the outer wall of the thin-walled open part.
Preferably, the interference piece 204c includes an interference block 204c-1 rotatably disposed on the first connecting rod 204b-1 and the second connecting rod 204b-2, and a first through hole 204c-2 and a second through hole 204c-3 disposed on the interference block 204 c-1; in the present embodiment, the first link 204b-1 is rotatably connected to the first through-hole 204c-2, and the second link 204b-2 is rotatably connected to the second through-hole 204 c-3.
It should be noted that, the connection assembly 201 further includes a slope surface 201e disposed on the mounting seat 201a, in this embodiment, a certain space can be provided for the connection between the first connecting rod 204b-1 and the T-shaped block 202a through the setting of the slope surface 201e, and due to the setting of the slope surface 201e, the height of one side of the mounting seat 201a, which is close to the supporting plate 202b, can be increased, so that the limiting effect on the T-shaped block 202a can be improved, and the connection strength between the T-shaped block 202a and the mounting seat 201a can be increased.
Further, the lever member 205a includes a connecting sleeve 205a-1 rotatably disposed on the supporting arm 204a, a connecting arm 205a-2 disposed on the connecting sleeve 205a-1, and a pushing arm 205a-3 disposed on the connecting sleeve 205a-1, in this embodiment, the connecting sleeve 205a-1 is connected to the supporting arm 204a by a shaft, the connecting sleeve 205a-1 can rotate, the surface of the connecting sleeve 205a-1 is fixedly connected to the connecting arm 205a-2 and the pushing arm 205a-3, and the pushing arm 205a-3 is used for pushing the interference block 204c-1, and the connecting arm 205a-2 is fixedly connected to the gravity hammer 205b.
The rest of the structure is the same as in embodiment 1.
When the boring device is used, the position of the supporting plate 202b is adjusted according to the boring depth of the opening thin-wall part and the dimension specification of the opening thin-wall part, the outer wall of the boring part of the opening thin-wall part is supported by the supporting plate 202b, the lathe controls the boring clamp of the opening thin-wall part to rotate at a high speed, in the process of rotating at the high speed, the gravity hammer 205b enables the deflector rod part 205a to incline under the action of centrifugal force, after the deflector rod part 205a inclines, the pushing arm 205a 3 pushes the pushing block 204c-1, due to the parallel arrangement of the first connecting rod 204b-1 and the second connecting rod 204b-2, the pushing block 204c-1 performs shrinkage motion, one surface of the opening thin-wall part is always kept parallel to the surface of the opening thin-wall part, the outer wall surface of the opening thin-wall part is clamped by shrinkage of the pushing block 204c-1, and finally, the inner wall of the opening thin-wall part is boring is processed by matching with a cutter, so that the stability of the opening thin-wall part in the boring process is increased.
Embodiment 3 referring to fig. 1 to 11, in a third embodiment of the present invention, unlike the previous embodiment, the support assembly 202 further includes a receiving groove 202g provided on the T-shaped block 202a, and a slot 202h provided on the T-shaped block 202 a; in this embodiment, the accommodating groove 202g is formed at one end of the T-shaped block 202a near the abutting block 204c-1, the slot 202h is formed inside the T-shaped block 202a in a penetrating manner, and the slot 202h and the accommodating groove 202g are in a communicating state.
The clamping mechanism 200 further includes a locking member 206, the locking member 206 includes an insert block 206a slidably disposed in the accommodating groove 202g, and an insert plate 206b disposed on the insert block 206a, the insert plate 206b is provided with a hemispherical groove 206c, and further includes a second spring 206d disposed in the accommodating groove 202g, in this embodiment, an outer wall of the insert block 206a is slidably connected with an inner wall of the accommodating groove 202g, the insert plate 206b is fixedly connected with the insert block 206a, an outer wall of the insert plate 206b is slidably connected with an inner wall of the slot 202h, a size of the insert plate 206b is matched with a size of the slot 202h, a plurality of hemispherical grooves 206c distributed at equal intervals are formed on a surface of the insert plate 206b, the hemispherical grooves 206c and the through grooves 202c are disposed in a one-to-one correspondence, two ends of the second spring 206d are respectively attached to a surface of the insert block 206a and an inner wall of the accommodating groove 202g, and the insert block 206a can be pushed up by an elastic force of the second spring 206d so that the insert block 206a has a tendency to slide out of the accommodating groove 202 g.
Specifically, the locking element 206 further includes a limiting slot 206e disposed on the insert plate 206 b; the clamping piece 203 further comprises a movable bead 203e slidably disposed in the limiting groove 206e, in this embodiment, the hemispherical groove 206c and the limiting groove 206e are disposed in a one-to-one correspondence, the limiting groove 206e and the hemispherical groove 206c are mutually communicated, an inner wall of the limiting groove 206e is slidably connected with an outer wall of the movable bead 203e, and a diameter of the movable bead 203e is slightly smaller than a thickness of the insert plate 206 b.
Further, an end of the insert 206a is provided with an abutting surface 206f; the abutting piece 204c further includes a pressing table 204c-4 disposed on the abutting block 204c-1, and in this embodiment, when the abutting block 204c-1 is retracted, the abutting surface 206f can be abutted against the pressing table 204c-4 on the abutting block 204c-1, so that the insert 206a slides into the accommodating groove 202 g.
Preferably, the end of the insert block 206a is provided with a card interface 206g; the abutting piece 204c further includes a limiting edge 204c-5 disposed on the abutting block 204c-1, and in this embodiment, the insert block 206a can be prevented from sliding out of the accommodating groove 202g through the clamping connection between the clamping interface 206g and the limiting edge 204 c-5.
When the clamping mechanism 200 is used, the clamping mechanism 200 is assembled, when the clamping mechanism 200 is assembled, the supporting component 202 and the clamping piece 203 are assembled, two steel balls 203a are plugged into the inside of each through groove 202c, after the steel balls 203a slide into one end close to the diameter reduction groove 202d, a second spring 206d is placed into the inside of the accommodating groove 202g, then the inserting plate 206b is inserted into the inside of the inserting groove 202h, pressure is applied to the inserting block 206a, so that the limiting groove 206e is aligned with the through groove 202c, at the moment, a movable bead 203e is plugged into the inside of each through groove 202c, so that the movable bead 203e enters the inside of the limiting groove 206e, a sliding column 203b and a first spring 203c are sequentially plugged into the inside of each through groove 202c, and finally the supporting component 202 and the clamping piece 203 are assembled by adopting a bolt 203d and a threaded groove 202e in a threaded connection.
After the assembly of the support assembly 202 and the clamping piece 203 is completed, the supporting block 204c-1 is pushed, the supporting block 204c-1 rotates and then is clamped between the limiting edge 204c-5 and the clamping interface 206g, the movement distance of the inserting block 206a is limited through clamping, detachment of the inserting block 206a and the accommodating groove 202g is avoided, the assembly between the clamping assembly 204 and the locking piece 206 is completed, after the assembly is completed, the inserting block 206a can be pushed up through the upward pushing force of the second spring 206d, the inserting block 206a pushes up the supporting block 204c-1, and the connecting rod piece 204b is obliquely arranged, the supporting block 204c-1 is pushed up and then is expanded, and the opening thin-wall piece is conveniently inserted by expanding and expanding the supporting block 204 c-1.
Because the link member 204b is disposed obliquely, when the clamping relationship between the limiting edge 204c-5 and the clamping interface 206g is released, the insert block 206a is pressed down first, then the abutting block 204c-1 is rotated, the distance between the abutting block 204c-1 and the T-shaped block 202a is increased, the user can release the clamping relationship between the limiting edge 204c-5 and the clamping interface 206g conveniently, and similarly, the clamping relationship between the limiting edge 204c-5 and the clamping interface 206g can be controlled conveniently, so that the locking member 206 and the clamping member 203 can be removed and replaced conveniently.
Finally, the T-shaped block 202a is inserted into the T-shaped groove 201b, in the inserting process, the steel ball 203a can slide into the penetrating groove 202c after being collided by the T-shaped groove 201b, the steel ball 203a is attached to the surface of the hemispherical groove 206c, the movable ball 203e is collided with the sliding column 203b, the spring 203c is enabled to be compressed, after the spring 203c is inserted into a proper position, the sliding column 203b is pushed by the elastic force of the spring 203c, the sliding column 203b pushes the movable ball 203e, the movable ball 203e pushes the steel ball 203a, the steel ball 203a is attached to the surface of the positioning groove 201d, the T-shaped block 202a is inserted into the connecting assembly 201 and the base 101 to be initially positioned, and the assembly of the boring clamp of the whole open thin-wall part is completed.
During boring, the boring fixture for the open thin-walled workpiece rotates at a high speed, under the action of centrifugal force, the gravity hammer 205b drives the deflector rod workpiece 205a to deflect, the pushing arm 205a-3 pushes the pushing block 204c-1, the pushing block 204c-1 deflects through the connecting rod piece 204b after being pushed, the pushing block 204c-1 can be close to the T-shaped piece 202a while being contracted due to the inclined arrangement of the connecting rod piece 204b, in the process, the extrusion table 204c-4 can extrude the pushing surface 206f, the inserting plate 206b slides in the inserting groove 202h, the hemispherical groove 206c and the steel balls 203a are misplaced after the inserting plate 206b slides, the limiting groove 206e on the inserting plate 206b drives the movable ball 203e to slide into the inserting groove 202h together, the clamping between the steel balls 203a and the positioning groove 201d is locked through the surface of the inserting plate 206b, and meanwhile, the open thin-walled workpiece can be clamped due to the contraction of the pushing block 204c-1, and boring is convenient.
The clamping mechanism 200 further includes a distance adjusting pad 207 slidably disposed in the slot 202h, in this embodiment, the distance adjusting pad 207 is disposed in the slot 202h and disposed between the base 101 and the insert plate 206b, the distance adjusting pad 207 may have a plurality of dimensions, the sliding distance of the insert block 206a may be limited by the arrangement of the distance adjusting pad 207, the sliding distance of the insert block 206a may be controlled by changing the distance adjusting pad 207 with different dimensions, the shrinkage degree of the interference block 204c-1 may be controlled, and the clamping force applied by the interference block 204c-1 during the boring process may be controlled.
The open thin-walled member to be bored is as shown in fig. 11, and the rest of the structure is the same as in example 2.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (7)
1. The utility model provides an opening thin wall spare boring anchor clamps which characterized in that: comprising the steps of (a) a step of,
the fixing mechanism (100) comprises a base (101), a fan-shaped groove (102) arranged on the base (101) and a positioning pin (103) arranged on the base (101);
the clamping mechanism (200) comprises a connecting assembly (201) arranged on the base (101), a supporting assembly (202) slidably arranged on the connecting assembly (201), and a clamping piece (203) arranged in the supporting assembly (202);
the connecting assembly (201) comprises a mounting seat (201 a) arranged on the base (101), a T-shaped groove (201 b) arranged on the mounting seat (201 a), a convex table surface (201 c) arranged on the mounting seat (201 a) and a positioning groove (201 d) arranged on the inner surface of the T-shaped groove (201 b);
the support assembly (202) comprises a T-shaped block (202 a) which is slidably arranged in the T-shaped groove (201 b), a support plate (202 b) which is arranged on the T-shaped block (202 a), and a through groove (202 c) which is arranged on the T-shaped block (202 a);
the clamping piece (203) comprises a steel ball (203 a) which is slidingly arranged in the through groove (202 c);
the steel balls (203 a) are clamped into the positioning grooves (201 d) through centrifugal force in the high-speed rotation process, and the connection between the mounting seat (201 a) and the T-shaped block (202 a) is locked;
the supporting component (202) further comprises a diameter-reducing groove (202 d) arranged at the end part of the through groove (202 c), and a thread groove (202 e) arranged on the inner wall of the through groove (202 c);
the clamping piece (203) further comprises a sliding column (203 b) which is slidably arranged on the inner wall of the through groove (202 c), a first spring (203 c) which is arranged at the end part of the sliding column (203 b), and a bolt (203 d) which is connected to the thread groove (202 e) in a threaded manner;
the clamping mechanism (200) further comprises a clamping assembly (204), wherein the clamping assembly (204) comprises a supporting arm (204 a) fixedly arranged on the outer wall of the supporting plate (202 b), a connecting rod piece (204 b) rotatably arranged on the supporting arm (204 a), and an abutting piece (204 c) rotatably arranged on the connecting rod piece (204 b);
the clamping mechanism (200) further comprises a pressure assembly (205), wherein the pressure assembly (205) comprises a deflector rod piece (205 a) rotatably arranged on the supporting arm (204 a), and a gravity hammer (205 b) arranged on the deflector rod piece (205 a);
the connecting rod piece (204 b) is obliquely arranged, and when the deflector rod piece (205 a) pushes the abutting piece (204 c) to shrink, the interval between the abutting piece (204 c) and the supporting plate (202 b) is reduced due to the increase of the inclination angle of the connecting rod piece (204 b);
the support assembly (202) further comprises a connecting hole (202 f) arranged on the T-shaped block (202 a);
the connecting rod piece (204 b) comprises a first connecting rod (204 b-1) rotatably arranged on the connecting hole (202 f) and a second connecting rod (204 b-2) rotatably arranged on the supporting arm (204 a);
the interference piece (204 c) comprises an interference block (204 c-1) rotatably arranged on the first connecting rod (204 b-1) and the second connecting rod (204 b-2), and a first through hole (204 c-2) and a second through hole (204 c-3) arranged on the interference block (204 c-1);
the connecting assembly (201) further comprises a slope surface (201 e) arranged on the mounting seat (201 a).
2. The open thin-walled workpiece boring jig according to claim 1, wherein: the deflector rod piece (205 a) comprises a connecting sleeve (205 a-1) rotatably arranged on the supporting arm (204 a), a connecting arm (205 a-2) arranged on the connecting sleeve (205 a-1), and a pushing arm (205 a-3) arranged on the connecting sleeve (205 a-1).
3. The open thin-walled workpiece boring jig according to claim 2, wherein: the support assembly (202) further comprises a containing groove (202 g) arranged on the T-shaped block (202 a), and a slot (202 h) arranged on the T-shaped block (202 a);
the clamping mechanism (200) further comprises a locking piece (206), wherein the locking piece (206) comprises an inserting block (206 a) which is slidably arranged in the accommodating groove (202 g), an inserting plate (206 b) which is arranged on the inserting block (206 a), a hemispherical groove (206 c) is formed in the inserting plate (206 b), and a second spring (206 d) which is arranged in the accommodating groove (202 g) is further arranged.
4. The open thin-walled workpiece boring jig according to claim 3, wherein: the locking piece (206) further comprises a limit groove (206 e) arranged on the plugboard (206 b);
the clamping piece (203) further comprises a movable bead (203 e) which is slidably arranged in the limiting groove (206 e).
5. The open thin-walled workpiece boring jig according to claim 4, wherein: an abutting surface (206 f) is arranged at the end part of the insertion block (206 a);
the interference piece (204 c) further comprises an extrusion table (204 c-4) arranged on the interference block (204 c-1).
6. The open thin-walled workpiece boring jig according to claim 5, wherein: the end part of the plug block (206 a) is provided with a clamping interface (206 g);
the abutting piece (204 c) further comprises a limiting edge strip (204 c-5) arranged on the abutting block (204 c-1).
7. The open thin-walled workpiece boring jig according to claim 6, wherein: the clamping mechanism (200) further comprises a distance adjusting cushion block (207) which is slidably arranged in the slot (202 h).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311340333.4A CN117066935B (en) | 2023-10-17 | 2023-10-17 | Boring clamp for open thin-wall part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311340333.4A CN117066935B (en) | 2023-10-17 | 2023-10-17 | Boring clamp for open thin-wall part |
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| Publication Number | Publication Date |
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| CN117066935A CN117066935A (en) | 2023-11-17 |
| CN117066935B true CN117066935B (en) | 2023-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311340333.4A Active CN117066935B (en) | 2023-10-17 | 2023-10-17 | Boring clamp for open thin-wall part |
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| CN112974926A (en) * | 2021-02-28 | 2021-06-18 | 广东海洋大学 | Combined mechanical milling device and processing method thereof |
| CN116021046A (en) * | 2022-12-28 | 2023-04-28 | 海安权荣机械制造有限公司 | Turning bench for automobile die casting die |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108672733B (en) * | 2018-04-19 | 2023-11-17 | 中信戴卡股份有限公司 | Wheel clamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3127621U (en) * | 2006-09-27 | 2006-12-07 | 許武豐 | Furniture casters |
| CN205703382U (en) * | 2016-06-30 | 2016-11-23 | 广西玉柴机器股份有限公司 | The fixture of thin cylinder body finish-milling end face right boring cylinder holes |
| CN109352376A (en) * | 2018-11-30 | 2019-02-19 | 湖北工业大学 | A kind of mechanical fitting chucking device of firm mechanical engineering field |
| CN110125447A (en) * | 2019-05-05 | 2019-08-16 | 阜阳市飞弘机械有限公司 | A kind of oil press gear-box porous special boring mill and its application method |
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| CN117066935A (en) | 2023-11-17 |
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