CN117564763A - Sixteen-station flexible tool clamp - Google Patents

Sixteen-station flexible tool clamp Download PDF

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Publication number
CN117564763A
CN117564763A CN202311625327.3A CN202311625327A CN117564763A CN 117564763 A CN117564763 A CN 117564763A CN 202311625327 A CN202311625327 A CN 202311625327A CN 117564763 A CN117564763 A CN 117564763A
Authority
CN
China
Prior art keywords
positioning
fixing boss
shaped
wedge
column
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311625327.3A
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Chinese (zh)
Inventor
李会芹
薛海波
张勤
张发厅
余娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huanghe Science and Technology College
Original Assignee
Huanghe Science and Technology College
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huanghe Science and Technology College filed Critical Huanghe Science and Technology College
Priority to CN202311625327.3A priority Critical patent/CN117564763A/en
Publication of CN117564763A publication Critical patent/CN117564763A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
    • 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
    • B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
    • B23Q16/02—Indexing equipment
    • 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
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/02—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of drums or rotating tables or discs

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Machine Tool Units (AREA)

Abstract

The invention discloses a sixteen-station flexible fixture, which comprises a cross rotary table column, a front connecting and positioning assembly, a rear connecting and positioning assembly and four positioning bottom plates, wherein the front connecting and positioning assembly and the rear connecting and positioning assembly are respectively arranged on the front end face and the rear end face of the cross rotary table column, the four positioning bottom plates are fixedly arranged on the cross rotary table column, and the surface of each positioning bottom plate is sequentially provided with a front fixing boss, a front wedge-shaped expansion clamping device, a middle fixing boss, a rear wedge-shaped expansion clamping device and a rear fixing boss from front to rear. The fixture clamp is assembled by adopting a split structure, has the advantages of compact structure, reliable connection and accurate positioning, and the machining efficiency is greatly improved by sixteen clamping stations. The invention adopts the integrated structure of the special fixture, the combined fixture and the group fixture and the adjustable element modularization to realize the functions of the fixture such as one machine with multiple orders, one machine with multiple positions, one machine with multiple surfaces, strong adjustability, strong universality and high precision, thereby greatly improving the flexibility degree.

Description

Sixteen-station flexible tool clamp
Technical Field
The invention belongs to the technical field of numerical control machine tool machining, and particularly relates to a sixteen-station flexible tool clamp.
Background
The machine tool as a working machine in equipment manufacturing industry, namely a high-grade numerical control machine tool, has the functions of intelligence, compounding, multi-axis linkage, network communication and the like. In order to improve the machining efficiency of the numerical control machine tool, it is needed to design a multi-station tool fixture so as to realize a finish machining mode of 'one machine for multiple orders', 'one machine for multiple positions', 'one machine for multiple surfaces'.
Disclosure of Invention
The sixteen-station flexible fixture clamp is compact in structure, convenient to operate and capable of improving numerical control machining efficiency.
In order to solve the technical problems, the invention adopts the following technical scheme: the sixteen-station flexible tool clamp comprises a cross rotary table column, a front connecting and positioning assembly, a rear connecting and positioning assembly and four positioning bottom plates, wherein the center line of the cross rotary table column is horizontally arranged in the front-rear direction, the front connecting and positioning assembly is arranged on the front end surface of the cross rotary table column, the rear connecting and positioning assembly is arranged on the rear end surface of the cross rotary table column, four rectangular planes are uniformly arranged on the outer circle of the cross rotary table column in the circumferential direction, the four positioning bottom plates are respectively fixedly arranged on one rectangular plane, a front fixing boss, a front wedge-shaped expansion clamping device, a middle fixing boss, a rear wedge-shaped expansion clamping device and a rear fixing boss are sequentially arranged on the surface of each positioning bottom plate from front to rear, and workpiece clamping stations are formed among the front wedge-shaped expansion clamping device, the middle fixing boss, the rear wedge-shaped expansion clamping device and the rear fixing boss; the left sides of the front fixing boss, the middle fixing boss and the rear fixing boss are connected with a positioning side plate extending to the left side of the workpiece clamping station through positioning bolts.
The front connecting and positioning assembly and the rear connecting and positioning assembly are identical in structure and are symmetrical in front and back, the centers of the front end face and the rear end face of the cross turntable column are respectively provided with a mounting groove, the front connecting and positioning assembly and the rear connecting and positioning assembly comprise a flange plate and a T-shaped positioning column, the center of the flange plate is provided with a through hole, the large end of the T-shaped positioning column extends into the mounting grooves and is assembled in the mounting grooves in a transitional manner, the flange plate is fixedly connected with the end face of the cross turntable column through four first countersunk bolts, the small end penetrating parts of the T-shaped positioning column extend out of the through holes, and positioning pins are correspondingly inserted between the flange plate and the end face of the cross turntable column;
the flange at the front end is connected with a fourth axis numerical control indexing turntable of the machine tool through a front connecting bolt, and the small end of the T-shaped positioning column at the front end stretches into a central hole of the fourth axis numerical control indexing turntable;
the flange plate at the rear end is connected with the hydraulic disc brake tailstock through a rear connecting bolt, and the small end of the T-shaped positioning column at the rear end stretches into the center hole of the hydraulic disc brake tailstock.
The positioning bottom plate is fixedly connected with the cross turntable column through second countersunk bolts in the front fixing boss, the middle fixing boss and the rear fixing boss.
The front wedge-shaped expansion clamping device and the rear wedge-shaped expansion clamping device are identical in structure and are arranged in a front-back symmetrical mode, the front wedge-shaped expansion clamping device and the rear wedge-shaped expansion clamping device comprise a front clamping wedge block, a middle V-shaped block and a rear clamping wedge block, the front clamping wedge block and the rear clamping wedge block are fixedly connected to a positioning bottom plate, the front side surface of the front clamping wedge block and the rear side surface of the rear clamping wedge block are all plane structures perpendicular to the surface of the positioning bottom plate, a V-shaped groove is formed between the front side surface of the front clamping wedge block and the front side surface of the rear clamping wedge block, the middle V-shaped block is assembled in the V-shaped groove, and the middle V-shaped block is connected with the positioning bottom plate through a third countersunk bolt.
And a chip containing groove with the length direction parallel to the central line of the cross rotary table is arranged between two adjacent rectangular planes on the cross rotary table column, and the bottom profile of the cross section of the chip containing groove is an arc with the central angle of 90 degrees.
By adopting the technical scheme, the specific steps of the tool clamp for machining the workpiece when being installed on a numerical control machine tool are as follows:
(1) The four positioning bottom plates are correspondingly arranged on four rectangular planes of the cross turntable column one by one, and second countersunk bolts penetrate into countersunk holes of the front fixing boss, the middle fixing boss and the rear fixing boss to be fixedly connected with the cross turntable column;
(2) Extending and transitionally assembling the large end of the T-shaped positioning column into a mounting groove on the end face of the cross turntable column;
(3) Sleeving a central hole of a flange plate on the small end of a T-shaped positioning column, correspondingly inserting a positioning pin shaft between the flange plate and the end face of a cross turntable column, and fixedly connecting the flange plate with the end face of the cross turntable column through four first countersunk bolts;
(4) Extending the small end of the T-shaped positioning column at the front end into a central hole of a fourth axis numerical control indexing turntable of the numerical control machine tool, and fixedly connecting a flange at the front end with the fourth axis numerical control indexing turntable of the machine tool through a front connecting bolt;
(5) The small end of the T-shaped positioning column at the rear end extends into a central hole of the hydraulic disc brake tailstock, and the flange at the rear end is fixedly connected with the hydraulic disc brake tailstock through a rear connecting bolt;
(6) And the eight middle V-shaped blocks are respectively assembled into V-shaped grooves formed between eight groups of adjacent front clamping wedges and rear clamping wedges, and the middle V-shaped blocks are fixedly connected with the positioning bottom plate through third countersunk bolts.
(7) The method comprises the steps of placing workpieces to be machined one by one on sixteen workpiece clamping stations formed among a front fixing boss and a front wedge-shaped expansion clamping device, a front wedge-shaped expansion clamping device and a middle fixing boss, a middle fixing boss and a rear wedge-shaped expansion clamping device and among the rear wedge-shaped expansion clamping device and the rear fixing boss, enabling the left side of the workpieces to be machined to be in contact with a positioning side plate, ensuring that the installation position of the workpieces to be machined is accurately installed under the positioning of three surfaces (the upper surface of a positioning bottom plate, the side surfaces of the fixing boss and the side surfaces of the positioning side plate), then screwing up a third countersunk bolt, shortening the distance between a middle V-shaped block and the positioning bottom plate, enabling wedges on the front side and the rear side of the middle V-shaped block to respectively generate forward and backward extrusion on the wedge surfaces of a front clamping wedge block and a rear clamping wedge block, enabling the front side surface of the front clamping wedge block to move forward to clamp the rear side of one workpiece to be machined so as to be fixed, and enabling the rear clamping wedge side surface of the rear clamping wedge block to move backward to clamp the front side of the other workpiece to be machined so as to be fixed.
(8) And starting the numerical control machine tool, and driving the whole fixture to rotate by a fourth axis numerical control indexing turntable, wherein a cutter of the numerical control machine tool sequentially processes 16 workpieces to be processed.
(9) After the machining is finished, the numerical control machine tool is closed, the third countersunk head bolt is unscrewed, the distance between the middle V-shaped block and the positioning bottom plate is increased, and the machined workpiece is taken down.
According to the wedge-shaped expansion clamping device, the movable structure is locked according to the principles of inclined plane wedging and spiral clamping, and the two sides of the wedge-shaped expansion clamping device is fixed by using a self-locking mechanism to strengthen the force by means of an angle effect, so that parameters such as the inclination angle alpha of the front side and the rear side of the V-shaped block, the clamping force, the wedge wedging force and the like are required to be selected and calculated. And (3) carrying out deformation and stress analysis on the clamping mechanism when the clamping mechanism is loaded, and checking the strength and the rigidity of the structure according to the finite element analysis result. The front clamping wedge block, the rear clamping wedge block and the positioning bottom plate are manufactured by adopting an integrated structure.
The chip containing grooves are arranged between two adjacent rectangular planes on the cross rotary table column, and have good chip removing effect during processing.
In conclusion, the tool clamp is assembled by adopting a split structure, is compact in structure, reliable in connection and accurate in positioning, and the machining efficiency is greatly improved by sixteen clamping stations. The invention adopts the integrated structure of the special fixture, the combined fixture and the group fixture and the adjustable element modularization to realize the functions of one machine with multiple orders, one machine with multiple positions, one machine with multiple surfaces, strong adjustability, strong universality and high precision, greatly improves the flexibility degree, and innovates a novel flexible fixture which can be compared with foreign flexible fixtures in structure, economy and practicability.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is an axial cross-sectional view of the present invention;
FIG. 3 is a left side view of FIG. 1;
fig. 4 is an end view of the cross-rotor post of fig. 1.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples.
As shown in fig. 1-4, the sixteen-station flexible fixture comprises a cross rotary table column 1, a front connecting and positioning assembly, a rear connecting and positioning assembly and four positioning bottom plates 2, wherein the central line of the cross rotary table column 1 is horizontally arranged in the front-rear direction, the front connecting and positioning assembly is arranged on the front end surface of the cross rotary table column 1, the rear connecting and positioning assembly is arranged on the rear end surface of the cross rotary table column 1, four rectangular planes are uniformly arranged on the outer circle of the cross rotary table column 1 in the circumferential direction, the four positioning bottom plates 2 are respectively fixedly arranged on one rectangular plane, the surface of each positioning bottom plate 2 is sequentially provided with a front fixing boss 3, a front wedge-shaped expansion clamping device, a middle fixing boss 4, a rear wedge-shaped expansion clamping device and a rear fixing boss 5 from front to rear, and workpiece clamping stations 6 are formed between the front fixing boss 3 and the front wedge-shaped expansion clamping device, between the front wedge-shaped expansion clamping device and the middle fixing boss 4 and the rear wedge-shaped expansion clamping device and between the rear wedge-shaped expansion clamping device and the rear fixing boss 5. The left sides of the front fixing boss 3, the middle fixing boss 4 and the rear fixing boss 5 are connected with a positioning side plate 18 extending to the left side of the workpiece clamping station 6 through positioning bolts 17.
The front connection positioning assembly and the rear connection positioning assembly are identical in structure and are symmetrical in front and back, the centers of the front end face and the rear end face of the cross rotary table column 1 are provided with mounting grooves 7, the front connection positioning assembly and the rear connection positioning assembly comprise a flange 8 and a T-shaped positioning column (not shown), a through hole 9 is formed in the center of the flange 8, the large end of the T-shaped positioning column extends into and is transitionally assembled in the mounting grooves 7, the flange 8 is fixedly connected with the end face of the cross rotary table column 1 through four first countersunk bolts 10, a small end penetrating part of the T-shaped positioning column extends out of the through hole 9, and a positioning pin 11 is correspondingly inserted between the flange 8 and the end face of the cross rotary table column 1;
the flange 8 at the front end is connected with a fourth axis numerical control indexing turntable (not shown) of the machine tool through a front connecting bolt (not shown), and the small end of the T-shaped positioning column at the front end stretches into a central hole of the fourth axis numerical control indexing turntable;
the flange 8 at the rear end is connected with a hydraulic disc brake tailstock (not shown) through a rear connecting bolt (not shown), and the small end of the T-shaped positioning column at the rear end extends into the central hole of the hydraulic disc brake tailstock.
The positioning bottom plate 2 is fixedly connected with the cross rotary table column 1 through second countersunk bolts 12 countersunk in the front fixing boss 3, the middle fixing boss 4 and the rear fixing boss 5.
The front wedge-shaped expansion clamping device and the rear wedge-shaped expansion clamping device are identical in structure and are symmetrically arranged in front and back, each front wedge-shaped expansion clamping device and each rear wedge-shaped expansion clamping device comprise a front clamping wedge 13, a middle V-shaped block 14 and a rear clamping wedge 15, each front clamping wedge 13 and each rear clamping wedge 15 are fixedly connected to the positioning bottom plate 2, the front side surface of each front clamping wedge 13 and the rear side surface of each rear clamping wedge 15 are of a plane structure perpendicular to the surface of the positioning bottom plate 2, a V-shaped groove is formed between the rear side surface of each front clamping wedge 13 and the front side surface of each rear clamping wedge 15, the middle V-shaped block 14 is assembled in the corresponding V-shaped groove, and the middle V-shaped block 14 is connected with the positioning bottom plate 2 through a third countersunk bolt 16.
Chip containing grooves 19 with the length direction parallel to the center line of the cross turntable are arranged between two adjacent rectangular planes on the cross turntable column 1, and the bottom profile of the cross section of each chip containing groove 19 is an arc with the central angle of 90 degrees.
The specific steps of the tool fixture of the invention for machining a workpiece when being mounted on a numerical control machine tool are as follows:
(1) The four positioning bottom plates 2 are correspondingly arranged on four rectangular planes of the cross rotary table column 1 one by one, and second countersunk bolts 12 penetrate into countersunk holes of the front fixing boss 3, the middle fixing boss 4 and the rear fixing boss 5 to be fixedly connected with the cross rotary table column 1;
(2) The large end of the T-shaped positioning column is inserted into and transitionally assembled into the mounting groove 7 on the end face of the cross rotary table column 1;
(3) The center hole of the flange 8 is sleeved on the small end of the T-shaped positioning column, a positioning pin shaft 11 is correspondingly inserted between the flange 8 and the end face of the cross rotary table column 1, and then the flange 8 is fixedly connected with the end face of the cross rotary table column 1 through four first countersunk bolts 10;
(4) Extending the small end of the T-shaped positioning column at the front end into a central hole of a fourth axis numerical control indexing turntable of the numerical control machine tool, and fixedly connecting a flange 8 at the front end with the fourth axis numerical control indexing turntable of the machine tool through a front connecting bolt;
(5) The small end of the T-shaped positioning column at the rear end extends into a central hole of the hydraulic disc brake tailstock, and the flange plate 8 at the rear end is fixedly connected with the hydraulic disc brake tailstock through a rear connecting bolt;
(6) Eight middle V-shaped blocks 14 are respectively assembled into V-shaped grooves formed between eight groups of adjacent front clamping wedges 13 and rear clamping wedges 15, and the middle V-shaped blocks 14 are fixedly connected with the positioning bottom plate 2 through third countersunk bolts 16.
(7) The left side of the workpiece to be processed is contacted with the positioning side plate 18 to ensure that the installation position of the workpiece to be processed is accurately installed under the positioning of three surfaces (the upper surface of the positioning bottom plate 2, the side surface of the fixing boss and the side surface of the positioning side plate 18), then the third countersunk head bolt 16 is screwed, the distance between the middle V-shaped block 14 and the positioning bottom plate 2 is reduced, the wedge surfaces of the front clamping wedge 13 and the rear clamping wedge 15 on the front and rear sides of the middle V-shaped block 14 are respectively extruded forwards and backwards, the front side surface of the front clamping wedge 13 moves forwards to clamp the rear side surface of one workpiece to be processed to be fixed, and the rear side surface of the rear clamping wedge 15 moves backwards to clamp the front side surface of the other workpiece to be processed to be fixed.
(8) And starting the numerical control machine tool, and driving the whole fixture to rotate by a fourth axis numerical control indexing turntable, wherein a cutter of the numerical control machine tool sequentially processes 16 workpieces to be processed.
(9) After the machining is completed, the numerical control machine tool is closed, the third countersunk head bolt 16 is unscrewed, the distance between the middle V-shaped block 14 and the positioning bottom plate 2 is increased, and the machined workpiece is taken down.
In addition, when clamping and positioning workpieces to be processed of different models or sizes, gaskets can be arranged between the positioning side plates 18 and the left outer side surfaces of the front fixing boss 3, the middle fixing boss 4 and the rear fixing boss 5 respectively so as to adjust the positions of the positioning side plates 18 in the left-right direction, thereby adjusting the accurate positioning of the workpieces to be processed in the left-right direction.
In addition, four workpiece clamping stations 6 provided on each block positioning base plate 2 in the present invention can be used for clamping four clamping portions of one workpiece to be processed or two clamping portions of two workpieces side by side in front and back. The tool clamp disclosed by the invention can be used for simultaneously processing four or eight workpieces to be processed.
The foregoing embodiments illustrate the basic principles and features of the present invention, but the foregoing is merely illustrative of the preferred embodiments of the present invention and is not limited to the embodiments. Many modifications and variations may be made by one of ordinary skill in the art, given the benefit of this disclosure, without departing from the spirit of the invention and the scope of the claims. Accordingly, the patent and scope of the invention should be pointed out with reference to the appended claims.

Claims (5)

1. Sixteen-station flexible tool clamp is characterized in that: the workpiece clamping station comprises a cross rotary table column, a front connecting and positioning assembly, a rear connecting and positioning assembly and four positioning bottom plates, wherein the central line of the cross rotary table column is horizontally arranged along the front-rear direction, the front connecting and positioning assembly is arranged on the front end surface of the cross rotary table column, the rear connecting and positioning assembly is arranged on the rear end surface of the cross rotary table column, four rectangular planes are uniformly arranged on the outer circle of the cross rotary table column along the circumferential direction, the four positioning bottom plates are respectively fixedly arranged on one rectangular plane, the surface of each positioning bottom plate is sequentially provided with a front fixing boss, a front wedge-shaped expansion clamping device, a middle fixing boss, a rear wedge-shaped expansion clamping device and a rear fixing boss from front to rear, and workpiece clamping stations are formed between the front fixing boss and the front wedge-shaped expansion clamping device, between the front wedge-shaped expansion clamping device and the middle fixing boss, between the middle fixing boss and the rear wedge-shaped expansion clamping device and the rear fixing boss; the left sides of the front fixing boss, the middle fixing boss and the rear fixing boss are connected with a positioning side plate extending to the left side of the workpiece clamping station through positioning bolts.
2. The sixteen-station flexible tooling fixture according to claim 1, wherein: the front connecting and positioning assembly and the rear connecting and positioning assembly are identical in structure and are symmetrical in front and back, the centers of the front end face and the rear end face of the cross turntable column are respectively provided with a mounting groove, the front connecting and positioning assembly and the rear connecting and positioning assembly comprise a flange plate and a T-shaped positioning column, the center of the flange plate is provided with a through hole, the large end of the T-shaped positioning column extends into the mounting grooves and is assembled in the mounting grooves in a transitional manner, the flange plate is fixedly connected with the end face of the cross turntable column through four first countersunk bolts, the small end penetrating parts of the T-shaped positioning column extend out of the through holes, and positioning pins are correspondingly inserted between the flange plate and the end face of the cross turntable column;
the flange at the front end is connected with a fourth axis numerical control indexing turntable of the machine tool through a front connecting bolt, and the small end of the T-shaped positioning column at the front end stretches into a central hole of the fourth axis numerical control indexing turntable;
the flange plate at the rear end is connected with the hydraulic disc brake tailstock through a rear connecting bolt, and the small end of the T-shaped positioning column at the rear end stretches into the center hole of the hydraulic disc brake tailstock.
3. The sixteen-station flexible tooling fixture according to claim 1, wherein: the positioning bottom plate is fixedly connected with the cross turntable column through second countersunk bolts in the front fixing boss, the middle fixing boss and the rear fixing boss.
4. The sixteen-station flexible tooling fixture according to claim 1, wherein: the front wedge-shaped expansion clamping device and the rear wedge-shaped expansion clamping device are identical in structure and are arranged in a front-back symmetrical mode, the front wedge-shaped expansion clamping device and the rear wedge-shaped expansion clamping device comprise a front clamping wedge block, a middle V-shaped block and a rear clamping wedge block, the front clamping wedge block and the rear clamping wedge block are fixedly connected to a positioning bottom plate, the front side surface of the front clamping wedge block and the rear side surface of the rear clamping wedge block are all plane structures perpendicular to the surface of the positioning bottom plate, a V-shaped groove is formed between the front side surface of the front clamping wedge block and the front side surface of the rear clamping wedge block, the middle V-shaped block is assembled in the V-shaped groove, and the middle V-shaped block is connected with the positioning bottom plate through a third countersunk bolt.
5. A sixteen-station flexible tooling fixture according to any one of claims 1-4, wherein: and a chip containing groove with the length direction parallel to the central line of the cross rotary table is arranged between two adjacent rectangular planes on the cross rotary table column, and the bottom profile of the cross section of the chip containing groove is an arc with the central angle of 90 degrees.
CN202311625327.3A 2023-11-30 2023-11-30 Sixteen-station flexible tool clamp Pending CN117564763A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311625327.3A CN117564763A (en) 2023-11-30 2023-11-30 Sixteen-station flexible tool clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311625327.3A CN117564763A (en) 2023-11-30 2023-11-30 Sixteen-station flexible tool clamp

Publications (1)

Publication Number Publication Date
CN117564763A true CN117564763A (en) 2024-02-20

Family

ID=89886094

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311625327.3A Pending CN117564763A (en) 2023-11-30 2023-11-30 Sixteen-station flexible tool clamp

Country Status (1)

Country Link
CN (1) CN117564763A (en)

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