CN112828327A - Clamping device for machining inner circle and outer circle of elastomer workpiece in turning mode and clamping process of clamping device - Google Patents
Clamping device for machining inner circle and outer circle of elastomer workpiece in turning mode and clamping process of clamping device Download PDFInfo
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- CN112828327A CN112828327A CN202110357799.XA CN202110357799A CN112828327A CN 112828327 A CN112828327 A CN 112828327A CN 202110357799 A CN202110357799 A CN 202110357799A CN 112828327 A CN112828327 A CN 112828327A
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- fixing
- connecting assembly
- block
- assembly
- clamping
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- 238000003754 machining Methods 0.000 title claims abstract description 18
- 229920001971 elastomer Polymers 0.000 title description 5
- 239000000806 elastomer Substances 0.000 title description 5
- 238000000034 method Methods 0.000 title description 5
- 230000000712 assembly Effects 0.000 claims description 26
- 238000000429 assembly Methods 0.000 claims description 26
- 238000005516 engineering process Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims 9
- 238000010168 coupling process Methods 0.000 claims 9
- 238000005859 coupling reaction Methods 0.000 claims 9
- 239000000463 material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/101—Chucks with separately-acting jaws movable radially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/102—Jaws, accessories or adjustment means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/117—Retention by friction only, e.g. using springs, resilient sleeves, tapers
- B23B31/1173—Retention by friction only, e.g. using springs, resilient sleeves, tapers using springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/1207—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving obliquely to the axis of the chuck in a plane containing this axis
- B23B31/1215—Details of the jaws
Abstract
The invention discloses a clamping device for machining inner circles and outer circles of projectile workpieces, which comprises a first connecting assembly, a second connecting assembly, a third connecting assembly, a fixing assembly and a projectile workpiece body, wherein the first connecting assembly is positioned between the second connecting assembly and the third connecting assembly, the second connecting assembly is positioned on one side of the third connecting assembly, the projectile workpiece body is positioned in an area defined by the first connecting assembly, the second connecting assembly and the third connecting assembly, two first fixing bolts are arranged on one side, close to the first connecting assembly, of the upper surface of the first connecting assembly, a first rotating assembly is arranged on a position, close to the middle, of the upper surface of the first connecting assembly, the clamping device is suitable for various working conditions, can play a good role in fixing the inner circles and the outer circles of the projectile workpiece body, improves the machining reliability of workpieces, and reduces vibration lines of inner cavities of the workpieces, reduce the work piece and beat and change, stabilize the work piece size, guaranteed the quality of product.
Description
Technical Field
The invention relates to the technical field of processing of elastomer workpieces, in particular to a clamping device and a clamping process for processing inner and outer circles of an elastomer workpiece.
Background
During circle and excircle in the processing of projectile body work piece rough turning, often use the lathe to process it, but it is fixed to need carry out the clamping to the projectile body work piece before processing, clamping device commonly used is when the clamping, because the fixed effect of clamping is not good, make work piece processing reliability reduce, work piece inner chamber chatter mark increases, the work piece appears beating the commentaries on classics, the unable stable processing of work piece size, the quality of product can't be guaranteed, and in case the anchor clamps of clamping appear damaging, just need change whole anchor clamps, can't change alone the position that damages, the loss and the maintenance cost expenditure of machine have been increased.
Disclosure of Invention
In order to overcome the technical problems in the background art, the invention aims to provide a clamping device for machining the inner circle and the outer circle of an elastomer workpiece by turning and a clamping process thereof.
The purpose of the invention can be realized by the following technical scheme:
a clamping device for processing inner circles and outer circles of projectile workpieces comprises a first connecting assembly, a second connecting assembly, a third connecting assembly, fixed assemblies and a projectile workpiece body, wherein the first connecting assembly is located between the second connecting assembly and the third connecting assembly, the second connecting assembly is located on one side of the third connecting assembly, the projectile workpiece body is located in a region defined by the first connecting assembly, the second connecting assembly and the third connecting assembly, two first fixing bolts are arranged on one side, close to the first connecting assembly, of the upper surface of the first connecting assembly, a first rotating assembly is arranged on the position, close to the middle, of the upper surface of the first connecting assembly, two second fixing bolts are arranged on one side, close to the first connecting assembly, of the upper surface of the second connecting assembly, and a second rotating assembly is arranged on the position, close to the middle, of the upper surface of the second connecting assembly, two third fixing bolts are arranged on one side, close to the second connecting assembly, of the upper surface of the third connecting assembly, a third rotating assembly is arranged on the position, close to the middle, of the upper surface of the third connecting assembly, and fixing assemblies are arranged on the upper surfaces of the first connecting assembly, the second connecting assembly and the third connecting assembly respectively;
the first connecting assembly, the second connecting assembly and the third connecting assembly have the same structure, the second connecting assembly comprises a clamping block and a connecting block, the clamping block is positioned at one side of the connecting block, the clamping block and the connecting block are welded and fixed, two first positioning bolt grooves are arranged on the connecting block, two second positioning bolt grooves are arranged on the upper surface and the lower surface of the clamping block at one side far away from the connecting block, one end of the clamping block, which is far away from the connecting block, is provided with a clamping groove matched with the connecting block, the second positioning bolt groove is communicated with the clamping groove, a first fixing groove and a second fixing groove are arranged in the clamping block, a mounting groove is arranged at the upper end of the clamping block close to the middle, the first fixing groove and the second fixing groove are both located on one side of the mounting groove, the first fixing groove is located on one side of the second fixing groove, and a reset spring and a pull rope are arranged inside the second fixing groove.
As a further scheme of the invention: the second rotating assembly, the first rotating assembly and the third rotating assembly are the same in structure, the second rotating assembly comprises a rotating handle, a rotating shaft rod and a fixing plate, the rotating shaft rod is located at the lower end of the rotating handle, the position, close to the middle, of the outer surface of the rotating shaft rod is connected with the fixing plate, a fixing ring is arranged on the rotating shaft rod, and the fixing ring is located above the fixing plate.
As a further scheme of the invention: the fixed subassembly contains first fixed block, second fixed block, third fixed block and pinion rack, the second fixed block is installed near the position of one side to the upper end of first fixed block, the third fixed block is all installed near the position in the middle in the both sides of first fixed block, one of them the pinion rack is inlayed near the position in the middle on the third fixed block.
As a further scheme of the invention: the handle rotates and is located the top of clamping piece, rotate axostylus axostyle and fixed plate and all be located the inside of first fixed slot, just the upper end of rotating the axostylus axostyle extends to the top of clamping piece, and reset spring's one end and the inner wall welded fastening of second fixed slot, and reset spring's the other end is connected with the stay cord, and reset spring's one end is kept away from to the stay cord extends to the inside of first fixed slot, and the stay cord system is on the solid fixed ring that sets up on rotating the axost.
As a further scheme of the invention: the first fixing block is located inside a mounting groove formed in the clamping block, sliding grooves matched with the third fixing block are formed in the two side walls of the mounting groove, and the first fixing block and the third fixing block are connected with the third fixing block in a sliding mode.
As a further scheme of the invention: the fixing plate and the toothed plate are matched components, and more specifically, the tooth ends of the fixing plate and the toothed plate are in meshed connection.
A clamping technology that is used for clamping device of processing of body work piece car inside, excircle, this clamping technology indicates:
when the inner circle of the outer surface of the projectile body workpiece body is turned, the fixing plate is rotated to one side far away from the third fixing block, then the three fixing assemblies are respectively and slidably mounted on the first connecting assembly, the second connecting assembly and the third connecting assembly until the second fixing blocks on the three fixing assemblies are attached together, then the fixing assemblies are pulled outwards, the fixing plate is rotated until the tooth ends of the fixing plate and the toothed plate are meshed and connected with one side, the rotating shaft lever is rotated anticlockwise to drive the fixing plate to rotate anticlockwise to drive the fixing assemblies to slide outwards, the pull rope is wound on the outer surface of the rotating shaft lever at the moment, the projectile body workpiece body is placed in an area defined by the first connecting assembly, the second connecting assembly and the third connecting assembly, the rotating shaft lever is loosened, and the pull rope is released from the rotating shaft lever and kept tight under the action of the reset spring, the fixing component is driven to slide inwards, namely slide towards the direction close to the body of the bullet processing piece until the fixing component is tightly attached to the outer surface of the body of the bullet processing piece, and the fixing component is clamped tightly.
The invention has the beneficial effects that:
the first connecting assembly, the second connecting assembly and the third connecting assembly are convenient to mount and dismount, and the damaged connecting assembly can be independently replaced; the inner and outer turning circle fixing device is suitable for various working conditions, can play a good fixing role in the inner and outer turning circle of the projectile body, improves the processing reliability of workpieces, reduces the vibration lines of the inner cavity of the workpiece, reduces the rotation of the workpiece, stabilizes the size of the workpiece, and ensures the quality of products.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a top plan view of the invention in its entirety under condition two;
FIG. 2 is an overall top view of the present invention at operating condition one;
FIG. 3 is a top view of a second connecting member and securing member of the present invention;
FIG. 4 is a top cross-sectional view of a second connection assembly of the present invention;
FIG. 5 is a front view of a second spinner assembly in accordance with the present invention;
fig. 6 is a side view of the fixing assembly of the present invention.
In the figure: 1. a first connection assembly; 2. a second connection assembly; 3. a third connection assembly; 4. a fixing assembly; 5. a projectile body; 11. a first fixing bolt; 12. a first rotating component; 21. a second fixing bolt; 22. a second rotating component; 31. a third fixing bolt; 32. a third rotating component; 23. installing a clamping block; 24. connecting blocks; 25. a first positioning bolt slot; 26. a second jackbolt slot; 231. a first fixing groove; 232. a second fixing groove; 41. a first fixed block; 42. a second fixed block; 43. a third fixed block; 44. a toothed plate; 221. rotating the handle; 222. rotating the shaft lever; 223. and (7) fixing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the clamping device for machining the inner circle and the outer circle of a bullet workpiece comprises a first connecting assembly 1, a second connecting assembly 2, a third connecting assembly 3, a fixing assembly 4 and a bullet workpiece body 5, wherein the first connecting assembly 1 is located between the second connecting assembly 2 and the third connecting assembly 3, the second connecting assembly 2 is located on one side of the third connecting assembly 3, the bullet workpiece body 5 is located in an area surrounded by the first connecting assembly 1, the second connecting assembly 2 and the third connecting assembly 3, two first fixing bolts 11 are arranged on one side of the upper surface of the first connecting assembly 1, which is close to the middle of the upper surface of the first connecting assembly 1, a first rotating assembly 12 is arranged on one side of the upper surface of the second connecting assembly 2, which is close to the first connecting assembly 1, two second fixing bolts 21 are arranged on one side of the upper surface of the second connecting assembly 2, a second rotating assembly 22 is arranged at a position, close to the middle, of the upper surface of the second connecting assembly 2, two third fixing bolts 31 are arranged at one side, close to the second connecting assembly 2, of the upper surface of the third connecting assembly 3, a third rotating assembly 32 is arranged at a position, close to the middle, of the upper surface of the third connecting assembly 3, and fixing assemblies 4 are arranged on the upper surfaces of the first connecting assembly 1, the second connecting assembly 2 and the third connecting assembly 3 respectively;
the structure of the first connecting assembly 1, the second connecting assembly 2 and the third connecting assembly 3 is the same, the second connecting assembly 2 comprises a clamping block 23 and a connecting block 24, the clamping block 23 is located on one side of the connecting block 24, the clamping block 23 and the connecting block 24 are welded and fixed, two first positioning bolt grooves 25 are arranged on the connecting block 24, two second positioning bolt grooves 26 are arranged on one sides, away from the connecting block 24, of the upper surface and the lower surface of the clamping block 23, one end, away from the connecting block 24, of the clamping block 23 is provided with a clamping groove matched with the connecting block 24, the second positioning bolt grooves 26 are communicated with the clamping groove, a first fixing groove 231 and a second fixing groove 232 are arranged inside the clamping block 23, a mounting groove is arranged at a position, close to the middle, of the upper end of the clamping block 23, the first fixing groove 231 and the second fixing groove 232 are both located on one side of the mounting groove, the first fixing groove 231 is located at one side of the second fixing groove 232, and a return spring and a pull rope are disposed inside the second fixing groove 232.
The second rotating component 22, the first rotating component 12 and the third rotating component 32 have the same structure, the second rotating component 22 includes a rotating handle 221, a rotating shaft rod 222 and a fixing plate 223, the rotating shaft rod 222 is located at the lower end of the rotating handle 221, the fixing plate 223 is connected to the position, close to the middle, of the outer surface of the rotating shaft rod 222, a fixing ring is arranged on the rotating shaft rod 222, and the fixing ring is located above the fixing plate 223.
Fixed subassembly 4 contains first fixed block 41, second fixed block 42, third fixed block 43 and pinion rack 44, the second fixed block 42 is installed near the position of one side to the upper end of first fixed block 41, third fixed block 43 is all installed near the position in the middle in the both sides of first fixed block 41, one of them pinion rack 44 is inlayed near the position in the middle on the third fixed block 43.
The rotating handle 221 is located above the clamping block 23, the rotating shaft rod 222 and the fixing plate 223 are located inside the first fixing groove 231, the upper end of the rotating shaft rod 222 extends to the upper side of the clamping block 23, one end of the return spring is fixed to the inner wall of the second fixing groove 232 in a welding mode, the other end of the return spring is connected with the pull rope, one end, away from the return spring, of the pull rope extends to the inside of the first fixing groove 231, and the pull rope system is arranged on a fixing ring arranged on the rotating shaft rod 222.
The first fixing block 41 is located inside a mounting groove formed in the clamping block 23, sliding grooves matched with the third fixing block 43 are formed in two side walls of the mounting groove, and the first fixing block 41 and the third fixing block 43 are connected with the third fixing block 43 in a sliding mode.
The fixing plate 223 and the tooth plate 44 are matching components, and more specifically, the tooth ends of the fixing plate 223 and the tooth plate 44 are engaged and connected.
A clamping technology that is used for clamping device of processing of body work piece car inside, excircle, this clamping technology indicates:
when the inner circle of the outer surface of the projectile body workpiece body 5 is turned, the fixing plate 223 is rotated to one side far away from the third fixing block 43, then the three fixing assemblies 4 are respectively and slidably mounted on the first connecting assembly 1, the second connecting assembly 2 and the third connecting assembly 3 until the second fixing blocks 42 on the three fixing assemblies 4 are attached together, then the fixing assemblies 4 are pulled outwards, the fixing plate 223 is rotated until the tooth ends of the fixing plate 223 and the tooth plate 44 are close to one side and are meshed and connected, the rotating shaft lever 222 is rotated anticlockwise to drive the fixing plate 223 to rotate anticlockwise and drive the fixing assemblies 4 to slide outwards, the pull rope is wound on the outer surface of the rotating shaft lever 222 at the moment, the projectile body workpiece body 5 is placed in an area surrounded by the first connecting assembly 1, the second connecting assembly 2 and the third connecting assembly 3, the rotating shaft lever 222 is released, and under the action of the return spring, the pull rope is released from the rotating shaft 222 and kept tight, and drives the fixing assembly 4 to slide inwards, i.e. to slide towards the direction close to the projectile body 5 until the pull rope is tightly attached to the outer surface of the projectile body 5, so as to clamp the projectile body.
The working principle of the invention is as follows:
the second rotating component 22, the first rotating component 12 and the third rotating component 32 have the same structure, the first connecting component 1, the second connecting component 2 and the third connecting component 3 have the same structure, the fixing component 4 separates the second fixing bolt 21 on the second connecting component 2 from the second rotating component 22, and connects two adjacent connecting components 1, 2 and 3, as exemplified by the first connecting component 1 and the second connecting component 2, the connecting block 24 on the second connecting component 2 is connected in the slot on the first connecting component 1 in a clamping manner, then the first fixing bolt 11 is respectively connected with the first positioning bolt slot 25 on the second connecting component 2 and the second positioning bolt slot 26 on the first connecting component 1 in a threaded manner, so that the first connecting component 1 and the second connecting component 2 can be fixed by bolts after being connected in a clamping manner, and the first connecting component 1, the second connecting component 2, and the third connecting component 3 can be fixed by bolts in the same manner, The second connecting assembly 2 and the third connecting assembly 3 are connected together, so that the mounting and dismounting are convenient, and the damaged connecting assembly can be independently replaced;
the working condition I is as follows:
when the outer surface of the projectile body workpiece body 5 is rounded, the fixing plate 223 is rotated to a side far away from the third fixing block 43, then the three fixing assemblies 4 are respectively slidably mounted on the first connecting assembly 1, the second connecting assembly 2 and the third connecting assembly 3, at this time, the fixing plate 223 does not hinder the sliding of the fixing assemblies 4 until the second fixing blocks 42 on the three fixing assemblies 4 are attached together, and then the fixing assemblies 4 are separated, namely, the fixing assemblies 4 are pulled outwards, and the fixing plate 223 is rotated until the tooth ends of the fixing plate 223 and the tooth plate 44 are engaged and connected at a position close to one side, the rotating shaft lever 222 is rotated anticlockwise to drive the fixing plate 223 to rotate anticlockwise and drive the fixing assemblies 4 to slide outwards, at this time, the pull rope is wound on the outer surface of the rotating shaft lever 222, the projectile body workpiece body 5 is placed in an area surrounded by the first connecting assembly 1, the second connecting assembly 2 and the third connecting assembly 3, loosening the rotating shaft lever 222, releasing the pull rope from the rotating shaft lever 222 and keeping the pull rope tight under the action of the return spring, driving the fixing component 4 to slide inwards, namely to slide towards the direction close to the projectile body workpiece body 5 until the fixing component is tightly attached to the outer surface of the projectile body workpiece body 5, clamping the projectile body workpiece body 5, and turning the inner circle of the projectile body workpiece body 5 by using a lathe;
working conditions are as follows:
when the outer surface of the projectile body machining part body 5 is rounded outside the vehicle, the fixing plate 223 is rotated to one side far away from the third fixing block 43, then the three fixing assemblies 4 are respectively and slidably mounted on the first connecting assembly 1, the second connecting assembly 2 and the third connecting assembly 3, at this time, the fixing plate 223 does not obstruct the sliding of the fixing assemblies 4, the fixing assemblies 4 are pushed inwards, the fixing plate 223 is rotated until the other end of the fixing plate 223 and the tooth end of the tooth plate 44 are meshed and connected with each other at a position close to the other side, the rotating shaft lever 222 is rotated clockwise to drive the fixing plate 223 to rotate clockwise, the fixing assemblies 4 are driven to slide inwards, the pull rope is wound on the outer surface of the rotating shaft lever 222 at this time, the projectile body machining part body 5 is placed in a region surrounded by the first connecting assembly 1, the second connecting assembly 2 and the third connecting assembly 3, and it is ensured that the second fixing blocks 42 on the fixing assemblies 4 are all located inside the, the rotating shaft lever 222 is loosened, the pull rope is released from the rotating shaft lever 222 and kept tight under the action of the return spring, the fixing component 4 is driven to slide outwards, the second fixing block 42 is close to the inner wall of the inner circle which is turned by the projectile body machining part body 5 and clings to the inner wall of the inner circle, the projectile body machining part body 5 is clamped tightly, and the projectile body machining part body 5 is turned by a lathe.
The invention is suitable for various working conditions, can play a good role in fixing the inner and outer circles of the body 5 of the projectile body workpiece, increases the processing reliability of the workpiece, reduces the vibration lines of the inner cavity of the workpiece, reduces the rotation of the workpiece, stabilizes the size of the workpiece and ensures the quality of the product.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (7)
1. A clamping device for processing inner circles and outer circles of a projectile body workpiece is characterized by comprising a first connecting assembly (1), a second connecting assembly (2), a third connecting assembly (3), a fixing assembly (4) and a projectile body workpiece body (5), wherein the first connecting assembly (1) is located between the second connecting assembly (2) and the third connecting assembly (3), the second connecting assembly (2) is located on one side of the third connecting assembly (3), the projectile body workpiece body (5) is located in a region surrounded by the first connecting assembly (1), the second connecting assembly (2) and the third connecting assembly (3), two first fixing bolts (11) are arranged on one side, close to the first connecting assembly (1), of the upper surface of the first connecting assembly (1), a first rotating assembly (12) is arranged at a position, close to the middle, of the upper surface of the first connecting assembly (1), one side that the upper surface of second coupling assembling (2) is close to first coupling assembling (1) is provided with two second fixing bolt (21), the upper surface of second coupling assembling (2) is close to the position in the middle and is provided with second rotating subassembly (22), one side that the upper surface of third coupling assembling (3) is close to second coupling assembling (2) is provided with two third fixing bolt (31), the upper surface of third coupling assembling (3) is close to the position in the middle and is provided with third rotating subassembly (32), the upper surface of first coupling assembling (1), second coupling assembling (2) and third coupling assembling (3) is provided with fixed subassembly (4) respectively.
2. The clamping device for machining the inner circle and the outer circle of the elastic workpiece car as claimed in claim 1, wherein the first connecting assembly (1), the second connecting assembly (2) and the third connecting assembly (3) are identical in structure, the second connecting assembly (2) comprises a clamping block (23) and a connecting block (24), the clamping block (23) is located on one side of the connecting block (24), the clamping block (23) and the connecting block (24) are welded and fixed, two first positioning bolt grooves (25) are formed in the connecting block (24), two second positioning bolt grooves (26) are formed in one sides, away from the connecting block (24), of the upper surface and the lower surface of the clamping block (23), the clamping block (23) is provided with a clamping groove matched with the connecting block (24), and the second positioning bolt grooves (26) are communicated with the clamping groove, the inside of clamping piece (23) is provided with first fixed slot (231) and second fixed slot (232), the position that the upper end of clamping piece (23) is close to the centre is provided with the mounting groove, first fixed slot (231) and second fixed slot (232) all are located one side of mounting groove, first fixed slot (231) are located one side of second fixed slot (232), the inside of second fixed slot (232) is provided with reset spring and stay cord.
3. The clamping device for machining the inner circle and the outer circle of the elastic workpiece car as claimed in claim 1, wherein the second rotating assembly (22), the first rotating assembly (12) and the third rotating assembly (32) are identical in structure, the second rotating assembly (22) comprises a rotating handle (221), a rotating shaft rod (222) and a fixing plate (223), the rotating shaft rod (222) is located at the lower end of the rotating handle (221), the fixing plate (223) is connected to the position, close to the middle, of the outer surface of the rotating shaft rod (222), and a fixing ring is arranged on the rotating shaft rod (222) and located above the fixing plate (223).
4. The clamping device for machining the inner circle and the outer circle of the elastic workpiece in the lathe according to claim 1, wherein the fixing assembly (4) comprises a first fixing block (41), a second fixing block (42), a third fixing block (43) and a toothed plate (44), the second fixing block (42) is installed at a position, close to one side, of the upper end of the first fixing block (41), the third fixing block (43) is installed at positions, close to the middle, of two sides of the first fixing block (41), and the toothed plate (44) is embedded at a position, close to the middle, of the third fixing block (43).
5. The clamping device for machining the inner circle and the outer circle of the elastic workpiece car as claimed in claim 3, wherein the rotating handle (221) is located above the clamping block (23), the rotating shaft rod (222) and the fixing plate (223) are located inside a first fixing groove (231), the upper end of the rotating shaft rod (222) extends to the upper side of the clamping block (23), one end of a return spring is fixedly welded to the inner wall of a second fixing groove (232), the other end of the return spring is connected with a pull rope, one end of the pull rope, far away from the return spring, extends to the inside of the first fixing groove (231), and the pull rope is tied on a fixing ring arranged on the rotating shaft rod (222).
6. The clamping device for machining the inner circle and the outer circle of the elastic workpiece in the lathe according to claim 4, wherein the first fixing block (41) is located inside a mounting groove formed in the clamping block (23), sliding grooves matched with the third fixing block (43) are formed in two side walls of the mounting groove, and the first fixing block (41) and the third fixing block (43) are connected with the third fixing block (43) in a sliding mode.
7. A clamping technology that is used for clamping device of processing of body work piece car inside, excircle, its characterized in that, this clamping technology indicates:
when the outer surface of the projectile body machining part body (5) is subjected to inner circle turning, the fixing plate (223) is rotated to one side far away from the third fixing block (43), then the three fixing assemblies (4) are respectively and slidably mounted on the first connecting assembly (1), the second connecting assembly (2) and the third connecting assembly (3), until the second fixing blocks (42) on the three fixing assemblies (4) are attached together, then the fixing assemblies (4) are pulled outwards, the fixing plate (223) is rotated, until the tooth ends of the fixing plate (223) and the tooth plate (44) are meshed and connected with each other at a position close to one side, the rotating shaft lever (222) rotates anticlockwise, the fixing plate (223) is driven to rotate anticlockwise, the fixing assemblies (4) are driven to slide outwards, at the moment, the pull rope is wound on the outer surface of the rotating shaft lever (222), the projectile body machining part body (5) is placed in the first connecting assembly (1), In the region surrounded by the second connecting assembly (2) and the third connecting assembly (3), the rotating shaft lever (222) is loosened, the pull rope is released from the rotating shaft lever (222) and kept tightened under the action of the return spring, and the fixing assembly (4) is driven to slide inwards, namely slide towards the direction close to the projectile body workpiece body (5) until the outer surface of the projectile body workpiece body (5) is tightly attached to the outer surface of the projectile body workpiece body, and the projectile body workpiece body is clamped tightly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110357799.XA CN112828327B (en) | 2021-04-01 | 2021-04-01 | Clamping device for machining inner circle and outer circle of elastomer workpiece in turning mode and clamping process of clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110357799.XA CN112828327B (en) | 2021-04-01 | 2021-04-01 | Clamping device for machining inner circle and outer circle of elastomer workpiece in turning mode and clamping process of clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112828327A true CN112828327A (en) | 2021-05-25 |
| CN112828327B CN112828327B (en) | 2022-04-19 |
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| CN202110357799.XA Active CN112828327B (en) | 2021-04-01 | 2021-04-01 | Clamping device for machining inner circle and outer circle of elastomer workpiece in turning mode and clamping process of clamping device |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN211758551U (en) * | 2019-12-31 | 2020-10-27 | 苏州利航精密制造有限公司 | High-precision chuck |
| CN211804895U (en) * | 2019-12-10 | 2020-10-30 | 毛凯 | Product fixing device for machine tool |
| CN211991883U (en) * | 2020-03-13 | 2020-11-24 | 江苏盛斗士网络技术有限公司 | Fixing device for machining |
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| US20080134486A1 (en) * | 2005-09-13 | 2008-06-12 | Carl Zeiss Industrielle Messtechnik Gmbh | Exchanging device |
| CN202292174U (en) * | 2011-09-09 | 2012-07-04 | 索特传动设备有限公司 | Clamping and centering device of ring-shaped workpieces |
| CN104005718A (en) * | 2013-02-22 | 2014-08-27 | 江苏中油天工机械有限公司 | Separable chuck |
| CN107234259A (en) * | 2017-08-01 | 2017-10-10 | 杭州广旭数控设备有限公司 | A kind of adjustable claw clamping device on digital control lathe chuck |
| CN107999800A (en) * | 2017-12-01 | 2018-05-08 | 成都君华睿道科技有限公司 | A kind of rotary fixing device |
| CN211804895U (en) * | 2019-12-10 | 2020-10-30 | 毛凯 | Product fixing device for machine tool |
| CN211438154U (en) * | 2019-12-26 | 2020-09-08 | 章丘市振华锻造有限公司 | Three-jaw chuck for machining circular ring-shaped forge piece |
| CN211758551U (en) * | 2019-12-31 | 2020-10-27 | 苏州利航精密制造有限公司 | High-precision chuck |
| CN211991883U (en) * | 2020-03-13 | 2020-11-24 | 江苏盛斗士网络技术有限公司 | Fixing device for machining |
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| Publication number | Publication date |
|---|---|
| CN112828327B (en) | 2022-04-19 |
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Denomination of invention: Clamping device and its clamping process for machining the inner and outer circles of projectile workpieces Effective date of registration: 20231121 Granted publication date: 20220419 Pledgee: Hefei science and technology rural commercial bank Limited by Share Ltd. Shushan branch Pledgor: ANHUI DONGFENG ELECTROMECHANICAL SCIENCE & TECHNOLOGY CO.,LTD. Registration number: Y2023980066643 |