CN217193909U - Flexible clamp for four-axis machining center - Google Patents
Flexible clamp for four-axis machining center Download PDFInfo
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- CN217193909U CN217193909U CN202122214957.4U CN202122214957U CN217193909U CN 217193909 U CN217193909 U CN 217193909U CN 202122214957 U CN202122214957 U CN 202122214957U CN 217193909 U CN217193909 U CN 217193909U
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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
Abstract
The utility model discloses a flexible clamp for a four-axis machining center, which comprises a bottom rod, a fixed plate combination, a first bridging plate combination and a second bridging plate combination; two ends of the bottom rod are fixedly installed with the four-axis tailstock and the four-axis chuck respectively; a milling plane is arranged on the bottom rod, and the fixing plate assembly is fixed on the milling plane of the bottom rod through a bolt; the first bridging plate combination and the second bridging plate combination are fixed on the front side and the rear side of the fixing plate combination through positioning bolts respectively and are limited through connecting pins. The utility model discloses an adopt main part structures such as design sill bar, fixed plate, cross the bridge plate, through the flexible bridging mode of many round pin holes high accuracy cooperation, can constitute corresponding frock clamp because of the product difference.
Description
Technical Field
The utility model belongs to the technical field of machining, a machining center anchor clamps is related to, concretely relates to flexible anchor clamps for four-axis machining center.
Background
Under the rotary clamping device background based on machining, the product to be machined often needs to be fixed by utilizing a four-axis clamp. In the prior art, the side of a machined workpiece needs to be machined sometimes in the clamping process, the workpiece is often clamped inconveniently or even cannot be clamped, each workpiece has diversity, and places needing to be machined are different.
Patent document 1(cn201820105572.x) discloses a four-axis jig device including: the device comprises a tailstock, a bridge plate, a main body, a supporting seat, a connecting plate and a base plate; be provided with the graduated disk in the main part, the board connection of passing a bridge is between graduated disk and tailstock, and main part and tailstock setting are provided with the mounting groove on the supporting seat, and the supporting seat setting is on the connecting plate, and the bottom of connecting plate is provided with the base plate, is provided with the locating hole on the connecting plate, and the connecting plate passes through ball lock fixed connection that resets with the base plate, and the ball lock that resets sets up in the locating hole of connecting plate. The whole assembly reduces the professional requirements on the debugging personnel and improves the utilization rate of the four-axis clamp.
Patent document 2(CN201821563291.5) discloses an aluminum alloy workpiece processing is with adding four-axis anchor clamps immediately, including lathe table surface, T type screw rod and backup pad, the tailstock fixed plate is installed to lathe table surface's top, and the top of tailstock fixed plate is fixed with the tailstock main part, the dividing head main part is installed to the inboard of tailstock main part, and the inboard of dividing head main part is fixed with the dividing head carousel, the dividing head carousel is installed in the outside of backup pad, and the top of backup pad is provided with the location bridge plate, the work piece main part is installed to the top of location bridge plate, and the top of work piece main part is fixed with the clamp plate, the dividing head carousel is installed on the top of T type screw rod.
Patent document 3(CN201620097259.7) relates to a rotary clamping device for machining; the four-axis rotary table comprises a rotary table seat rotating relative to the four-axis rotary table, a plurality of uniformly distributed sliding grooves are formed in the rotary table seat, the sliding blocks are clamped in the sliding grooves, the bottom plate is fixed on the rotary table seat through connection with the sliding blocks, and the clamp plate is detachably mounted on the bottom plate; the utility model provides a rotatory clamping device for machining has that structural design is reasonable, the centre gripping is convenient, the lower advantage of cost.
The four-axis clamping device disclosed in patent document 1 has main structures such as a bridge plate, a main body, a support seat, a connecting plate and a base plate, but has a small application field, limitations, an excessively large support seat and an awkward assembly and disassembly, and cannot solve the problems of rapid clamping and use of keeping a distance between the center of an index head and a workbench surface. Patent document 2 discloses a vertical four-axis clamp for processing an aluminum alloy workpiece, which has a plurality of combined clamps such as a table surface, a T-shaped screw rod and a support plate, but has no flexibility, belongs to a special clamp, is not easy to detach, and is limited in application and processing range and not wide. The rotary clamping device of the machining disclosed in patent document 3 has a four-axis turntable, a bottom plate, a clamp plate and a sliding block, and a plurality of uniformly distributed sliding grooves are arranged to fix the clamp and limited in a cylindrical pin hole positioning mode, so that the clamp cannot be positioned accurately due to over positioning, and the effect of high speed, high efficiency and accuracy cannot be achieved.
Disclosure of Invention
In order to solve the problem that traditional rotary clamping device made special fixture unable recycle, anchor clamps adjustment cycle length because of the work piece difference in the past, the utility model provides a flexible fixture for four-axis machining center adopts major structure such as design sill bar, fixed plate, bridge plate, through flexible bridging mode of many round pin holes high accuracy cooperation, can constitute corresponding frock clamp because of the product is different, can realize fast assembly, fix a position fast, adjustment function such as detachable concatenation of many rulers, have nimble reliable, save time, reduction in production cost, characteristics such as practicality is strong.
The utility model aims at realizing through the following technical scheme, combining the attached drawings:
a flexible clamp for a four-axis machining center comprises a bottom rod 1, a fixed plate combination, a first bridging plate combination and a second bridging plate combination; two ends of the bottom rod 1 are respectively fixedly arranged with a four-axis tailstock 10 and a four-axis chuck 20; a milling plane is arranged on the bottom rod 1, and the fixing plate assembly is fixed on the milling plane of the bottom rod 1 through a bolt; the first bridging plate combination and the second bridging plate combination are fixed on the front side and the rear side of the fixing plate combination through positioning bolts respectively and are limited through connecting pins.
Furthermore, the fixed plate assembly is formed by sequentially connecting a plurality of fixed plates 2 in a pin manner, and each fixed plate 2 is fixed on the milling plane of the bottom rod 1 through a bolt; the first bridging plate assembly is formed by fixedly connecting a plurality of first bridging plates 3 in sequence, and the number of the first bridging plates 3 is the same as that of the fixing plates 2; the second bridging plate combination has the same structure as the first bridging plate combination.
Furthermore, clamping parts 5 are arranged on the inner sides of the fixed plate 2, the first bridging plate 3 and the second bridging plate 4, and the first bridging plate 3, the fixed plate 2 and the second bridging plate 4 are sequentially connected through bolts through the clamping parts 5.
Further, clamping part 5 includes the first groove structure of rectangle, and first groove structure is used for holding the positioning bolt nut, and its side is close to the adjacent limit and is equipped with the communicating second groove structure with first groove structure, and the positioning bolt joint is in first groove structure and stretches out the corresponding bridging board of back screw in or fixed plate from second groove structure.
Furthermore, a plurality of bottom rod threaded holes 1-1 which are uniformly distributed are formed in the milling plane of the bottom rod 1 and are used for being combined with a fixing plate to be fixed through bolts; a first bottom rod positioning hole 1-2 and a second bottom rod positioning hole 1-3 are respectively arranged between two bottom rod threaded holes 1-1 corresponding to the bottom of each fixing plate 2, and the first bottom rod positioning hole 1-2 and the second bottom rod positioning hole 1-3 are respectively used for installing a cylindrical pin and a diamond pin to limit the fixing plates 2.
Furthermore, the fixing plates 2 are respectively provided with a fixing plate threaded through hole 2-1, and the fixing plate threaded through holes 2-1 and the bottom rod threaded holes 1-1 are fixed through bolts; the front side and the rear side of the fixing plate 2 are respectively provided with a first fixing plate positioning hole 2-2, the first fixing plate positioning hole 2-2 at the front side is used for being connected with the first bridging plate 3 through a connecting pin, and the first fixing plate positioning hole 2-2 at the rear side is used for being connected with the second bridging plate 4 through a connecting pin; the left side and the right side of the fixing plate 2 are respectively provided with a fixing plate side fixing hole 2-3 which is used for connecting with the adjacent fixing plate 2 through a connecting pin.
Furthermore, a bridging plate inner side positioning hole 3-1 is formed in the inner side of the first bridging plate 3, and the bridging plate inner side positioning hole 3-1 is connected with the fixing plate 2 through a connecting pin; the left side and the right side of each first bridging plate 3 are respectively provided with a bridging plate side positioning hole 3-2 and a bridging plate side bolt hole 3-3, the bridging plate side positioning holes 3-2 are used for being connected with the adjacent first bridging plates 3 through connecting pins, and the bridging plate side bolt holes 3-3 are used for being fixedly connected with the adjacent first bridging plates 3 through positioning bolts.
Furthermore, a deep groove 6 is formed in the left side or the right side of the first bridging plate 3, and the deep groove 6 is communicated with the bridging plate side bolt holes 3-3 and used for avoiding a transverse positioning bolt.
The utility model discloses the theory of operation does:
the numerical control four-axis revolving stage is rotatory to carry out multi-angle processing to the work piece through three-jaw chuck clamping sill bar drive fixed plate and bridging board, and it is especially outstanding to material processing stability such as aluminium system material, nylon, fibre, and this invention is nimble changeable, to the work piece clamping, to the variety of work piece, only need to process pinhole and screw hole wantonly on fixed plate or bridging board, can fix the work piece through modes such as clamp plate or bolt-up, and can guarantee high accuracy processing, the utility model discloses not only restrict numerical control four-axis equipment, still be applicable to milling machine cooperation dividing head simultaneously, top also can carry out simple processing, the multi-angle of pincers worker is drawn a line etc..
The utility model has the advantages of it is following:
the utility model discloses be equipped with many places cylindric lock, diamond pin, bolt group simultaneously and use with fixed bridging, wherein the cooperation of cylindric lock and diamond pin is used, reaches the control of a hole round pin high accuracy product post degree of freedom, avoids appearing the mistake location and owes the drawback of location.
The utility model discloses can be applicable to multiple equipment and product use, have one multi-purpose, fix a position advantages such as accurate, the bridging is stable, avoided under the rotatory centre gripping condition of needs to the part variety and do not have specific frock clamp, can realize quick overall assembly through setting up of sill bar, fixed plate, bridging board for the work piece clamping can shorten the debug time of anchor clamps and the difficult problem of debugging cycle simultaneously.
The product is convenient to use, improves the working efficiency, reduces the production cost, and has the characteristics of flexible disassembly and assembly, strong flexibility, strong practicability and the like.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is an assembly schematic view of a flexible fixture assembly for a four-axis machining center according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of the bottom rod of embodiment 1 of the present invention;
fig. 3 is a schematic view of the bridge connection between the fixing plate and the bridge plate according to embodiment 1 of the present invention;
fig. 4 is a perspective view of the fixing plate according to embodiment 1 of the present invention;
fig. 5 is a perspective view of the bridge plate according to embodiment 1 of the present invention.
In the figure:
10. a four-axis tailstock; 20. a four-axis chuck; 30-a flexible clamp;
1. a bottom bar; 1-1, a threaded hole of the bottom rod; 1-2, positioning holes of the first bottom rod; 1-3, positioning holes of the second bottom rod;
2. a fixing plate; 2-1, fixing the threaded through hole of the plate; 2-2, positioning holes of the first fixing plate; 2-3, fixing holes at the lateral sides of the fixing plates; 2-4, a clamping part;
3. a first bridge plate; 3-1, positioning holes on the inner side of the bridging plate; 3-2, positioning holes at the side of the bridging plate; 3-3, bolt holes on the side of the bridge plate;
4. a second bridge plate;
5. a clamping part;
6. and (4) deep grooves.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
A flexible clamp for a four-axis machining center comprises a bottom rod 1, a fixed plate combination, a first bridging plate combination and a second bridging plate combination; two ends of the bottom rod 1 are respectively fixedly arranged with a four-axis tailstock 10 and a four-axis chuck 20; a milling plane is arranged on the bottom rod 1, and the fixing plate assembly is fixed on the milling plane of the bottom rod 1 through a bolt; the first bridging plate combination and the second bridging plate combination are fixed on the front side and the rear side of the fixing plate combination through positioning bolts respectively and are limited through connecting pins.
Furthermore, the fixed plate assembly is formed by sequentially connecting a plurality of fixed plates 2 in a pin manner, and each fixed plate 2 is fixed on the milling plane of the bottom rod 1 through a bolt; the first bridging plate combination is formed by fixedly connecting a plurality of first bridging plates 3 in sequence, and the number of the first bridging plates 3 is the same as that of the fixing plates 2; the second bridging plate combination has the same structure as the first bridging plate combination.
Furthermore, clamping parts 5 are arranged on the inner sides of the fixed plate 2, the first bridging plate 3 and the second bridging plate 4, and the first bridging plate 3, the fixed plate 2 and the second bridging plate 4 are sequentially connected through bolts through the clamping parts 5.
Further, clamping part 5 includes the first groove structure of rectangle, and first groove structure is used for holding the positioning bolt nut, and its side is close to the adjacent limit and is equipped with the communicating second groove structure with first groove structure, and the positioning bolt joint is in first groove structure and stretches out the corresponding bridging board of back screw in or fixed plate from second groove structure.
Furthermore, a milling plane of the bottom rod 1 is provided with a plurality of bottom rod threaded holes 1-1 which are uniformly distributed and used for being combined with a fixing plate to be fixed through bolts; a first bottom rod positioning hole 1-2 and a second bottom rod positioning hole 1-3 are respectively formed between two bottom rod threaded holes 1-1 corresponding to the bottom of each fixing plate 2, and the first bottom rod positioning hole 1-2 and the second bottom rod positioning hole 1-3 are respectively used for mounting a cylindrical pin and a diamond pin to limit the fixing plate 2.
Furthermore, the fixing plates 2 are respectively provided with a fixing plate threaded through hole 2-1, and the fixing plate threaded through holes 2-1 and the bottom rod threaded holes 1-1 are fixed through bolts; the front side and the rear side of the fixed plate 2 are respectively provided with a first fixed plate positioning hole 2-2, the first fixed plate positioning hole 2-2 on the front side is used for being connected with the first bridging plate 3 through a connecting pin, and the first fixed plate positioning hole 2-2 on the rear side is used for being connected with the second bridging plate 4 through a connecting pin; the left side and the right side of the fixing plate 2 are respectively provided with a fixing plate side fixing hole 2-3 which is used for connecting with the adjacent fixing plate 2 through a connecting pin.
Furthermore, a bridging plate inner side positioning hole 3-1 is formed in the inner side of the first bridging plate 3, and the bridging plate inner side positioning hole 3-1 is connected with the fixing plate 2 through a connecting pin; the left side and the right side of each first bridging plate 3 are respectively provided with a bridging plate side positioning hole 3-2 and a bridging plate side bolt hole 3-3, the bridging plate side positioning holes 3-2 are used for being connected with the adjacent first bridging plates 3 through connecting pins, and the bridging plate side bolt holes 3-3 are used for being fixedly connected with the adjacent first bridging plates 3 through positioning bolts.
Furthermore, a deep groove 6 is formed in the left side or the right side of the first bridging plate 3, and the deep groove 6 is communicated with the bridging plate side bolt holes 3-3 and used for avoiding a transverse positioning bolt.
Examples
As shown in fig. 1, a flexible jig 30 for a four-axis machining center is used in cooperation with a four-axis chuck 20 through a four-axis tailstock 10. The flexible fixture 30 comprises a bottom rod 1, a fixing plate combination, a first bridging plate combination and a second bridging plate combination; two ends of the bottom rod 1 are respectively fixedly arranged with a four-axis tailstock 10 and a four-axis chuck 20; a milling plane is arranged on the bottom rod 1, and the fixing plate assembly is fixed on the milling plane of the bottom rod 1 through a bolt; the first bridging plate combination and the second bridging plate combination are fixed on the front side and the rear side of the fixing plate combination through positioning bolts respectively and are limited through connecting pins.
As shown in fig. 2, a milling plane is arranged on the bottom rod 1, and a plurality of bottom rod threaded holes 1-1 which are uniformly distributed are arranged on the milling plane and used for being combined with a fixing plate to be fixed through bolts; a first bottom rod positioning hole 1-2 and a second bottom rod positioning hole 1-3 are respectively arranged between two bottom rod threaded holes 1-1 corresponding to the bottom of each fixing plate 2, and the first bottom rod positioning hole 1-2 and the second bottom rod positioning hole 1-3 are respectively used for installing a cylindrical pin and a diamond pin to further limit the fixing plate 2; the first bottom rod positioning hole 1-2 and the adjacent positioning hole on the right side adopt a one-hole one-pin positioning mode to prevent the fixed plate 2 from rotating along the transverse vertical direction of the connecting line of the adjacent holes on the right side of the first bottom rod positioning hole 1-2; if the first bottom rod positioning hole 1-2 and the second bottom rod positioning hole 1-3 adopt a double cylindrical pin mode, the over-positioning is performed.
As shown in fig. 1, 3 and 4, the fixing plate assembly is formed by sequentially connecting a plurality of fixing plates 2 by pins. Each fixing plate 2 is provided with a fixing plate threaded through hole 2-1, and the fixing plate threaded through hole 2-1 and the bottom rod threaded hole 1-1 are fixed through bolts; the front side and the rear side of the fixed plate 2 are respectively provided with a first fixed plate positioning hole 2-2, the first fixed plate positioning hole 2-2 on the front side is used for being connected with the first bridging plate 3 through a connecting pin, and the first fixed plate positioning hole 2-2 on the rear side is used for being connected with the second bridging plate 4 through a connecting pin; the left side and the right side of the fixed plate 2 are respectively provided with a fixed plate side fixing hole 2-3 which is used for connecting with other fixed plates 2 through connecting pins. The first fixing plate positioning hole 2-2 also adopts a hole-pin positioning mode, and the matching pin hole group is used for limiting the rotation in the longitudinal vertical direction of the connecting line of the same group of hole positions on the right side of the first fixing plate positioning hole 2-2. Fixing holes 2-3 at the sides of the fixing plates of two adjacent fixing plates 2 are connected through a semicircular semi-diamond pin type connecting pin, so that the upper surfaces of the connected fixing plates 2 are matched on a plane with the same height.
The first bridging plate combination is formed by fixedly connecting a plurality of first bridging plates 3 in sequence, and the number of the first bridging plates 3 is the same as that of the fixing plates 2. The inner side of the first bridging plate 3 is provided with a bridging plate inner side positioning hole 3-1, and the bridging plate inner side positioning hole 3-1 is connected with the fixed plate 2 through a connecting pin; the left side and the right side of each first bridging plate 3 are respectively provided with a bridging plate side positioning hole 3-2 and a bridging plate side bolt hole 3-3, the bridging plate side positioning holes 3-2 are used for being connected with the adjacent first bridging plates 3 through cylindrical pins or rhombic pins, and the bridging plate side bolt holes 3-3 are used for being fixedly connected with the adjacent first bridging plates 3 through positioning bolts. A deep groove 6 is formed in the left side or the right side of the first bridging plate 3, and the deep groove 6 is communicated with the bridging plate side bolt hole 3-3 and used for avoiding the height of a transverse positioning bolt so as to be matched with the bridging plate side bolt hole 3-3.
The second bridging plate combination has the same structure as the first bridging plate combination, and the pin hole combination is the same, so that the details are not repeated.
Clamping part 5 has all been seted up to one side of fixed plate 2, first bridging plate 3 and second bridging plate 4, and clamping part 5 includes the first cell body structure of rectangle, and first cell body structure is used for holding positioning bolt nut, and its side is close to be close to the limit and is equipped with the communicating second cell body structure of first cell body structure, and the positioning bolt joint is at first cell body structure and stretches out the corresponding bridging plate of back screw in or fixed plate fixed connection from second cell body structure.
A plurality of fixing plates 2, first bridging plates 3 and second bridging plates 4 which are arranged in sequence form a plurality of clamping parts 5 which are used for being matched with positioning bolts on the upper part to fix processing devices with different shapes and sizes.
The utility model discloses an advantage that structural feature compares with prior art: the product can be suitable for various devices and products, and the using method comprises the following steps: the numerical control four-axis revolving stage is rotatory to carry out multi-angle processing to the work piece through three-jaw chuck clamping sill bar drive fixed plate and bridging board, and it is especially outstanding to material processing stability such as aluminium system material, nylon, fibre, and this invention is nimble changeable, to the work piece clamping, to the variety of work piece, only need to process pinhole and screw hole wantonly on fixed plate or bridging board, can fix the work piece through modes such as clamp plate or bolt-up, and can guarantee high accuracy processing, the utility model discloses not only restrict numerical control four-axis equipment, still be applicable to milling machine cooperation dividing head simultaneously, top also can carry out simple processing, the multi-angle of pincers worker is drawn a line etc.. The invention is provided with a plurality of cylindrical pins, diamond-shaped pins and bolt groups for fixed bridging, wherein the cylindrical pins and the diamond-shaped pins are matched for use, so that the one-hole one-line high-precision product column freedom degree control is achieved, and the defects of over-positioning and under-positioning are avoided. Have one and have advantages such as multi-purpose, location are accurate, the bridging is stable, avoided rotating under the centre gripping condition to the part variety and do not have specific frock clamp, can realize quick overall assembly through setting up of sill bar, fixed plate, bridging board for the difficult problem that the debugging time and the debugging cycle of anchor clamps can be shortened simultaneously in the work piece clamping. The product is convenient to use, improves the working efficiency, reduces the production cost, and has the characteristics of flexible disassembly and assembly, strong flexibility, strong practicability and the like.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A flexible clamp for a four-axis machining center is characterized by comprising a bottom rod (1), a fixed plate combination, a first bridging plate combination and a second bridging plate combination; two ends of the bottom rod (1) are respectively fixedly installed with the four-axis tailstock (10) and the four-axis chuck (20); a milling plane is arranged on the bottom rod (1), and the fixing plate assembly is fixed on the milling plane of the bottom rod (1) through a bolt; the first bridging plate combination and the second bridging plate combination are fixed on the front side and the rear side of the fixing plate combination through positioning bolts respectively and are limited through connecting pins.
2. The flexible fixture for four-axis machining center according to claim 1, characterized in that the fixed plate assembly is formed by connecting a plurality of fixed plates (2) in a pin-joint manner, and each fixed plate (2) is fixed on the milling plane of the bottom rod (1) through a bolt; the first bridging plate combination is formed by fixedly connecting a plurality of first bridging plates (3) in sequence, and the number of the first bridging plates (3) is the same as that of the fixing plates (2); the second bridging plate combination has the same structure as the first bridging plate combination.
3. The flexible clamp for a four-axis machining center according to claim 2, characterized in that the fixed plate (2), the first bridge plate (3) and the second bridge plate (4) are provided with clamping portions (5) on the inner sides, and the first bridge plate (3), the fixed plate (2) and the second bridge plate (4) are sequentially bolted through the clamping portions (5).
4. The flexible fixture for the four-axis machining center as claimed in claim 3, wherein the clamping portion (5) comprises a rectangular first groove structure for accommodating a positioning bolt and a nut, a second groove structure communicated with the first groove structure is arranged on the side close to the adjacent edge, and the positioning bolt is clamped on the first groove structure, extends out of the second groove structure and then is screwed into the corresponding bridging plate or fixing plate.
5. The flexible fixture for a four-axis machining center according to claim 3, characterized in that the milling plane of the bottom rod (1) is provided with a plurality of bottom rod threaded holes (1-1) which are uniformly distributed and used for being combined with the fixing plate to be fixed through bolts; a first bottom rod positioning hole (1-2) and a second bottom rod positioning hole (1-3) are respectively arranged between two bottom rod threaded holes (1-1) corresponding to the bottom of each fixing plate (2), and the first bottom rod positioning hole (1-2) and the second bottom rod positioning hole (1-3) are respectively used for installing a cylindrical pin and a diamond pin to limit the fixing plates (2).
6. The flexible fixture for the four-axis machining center according to claim 3, wherein the fixed plates (2) are provided with fixed plate threaded through holes (2-1), and the fixed plate threaded through holes (2-1) and the bottom rod threaded holes (1-1) are fixed through bolts; the front side and the rear side of the fixing plate (2) are respectively provided with a first fixing plate positioning hole (2-2), the first fixing plate positioning hole (2-2) on the front side is used for being connected with the first bridging plate (3) through a connecting pin, and the first fixing plate positioning hole (2-2) on the rear side is used for being connected with the second bridging plate (4) through a connecting pin; the left side and the right side of the fixing plate (2) are respectively provided with a fixing plate side fixing hole (2-3) which is used for being connected with the adjacent fixing plate (2) through a connecting pin.
7. The flexible fixture for a four-axis machining center according to claim 3, characterized in that the first bridging plate (3) is provided with a bridging plate inside positioning hole (3-1) on the inside, and the bridging plate inside positioning hole (3-1) is connected with the fixed plate (2) through a connecting pin; bridging plate side positioning holes (3-2) and bridging plate side bolt holes (3-3) are formed in the left side and the right side of each first bridging plate (3), the bridging plate side positioning holes (3-2) are used for being connected with the adjacent first bridging plates (3) through connecting pins, and the bridging plate side bolt holes (3-3) are used for being fixedly connected with the adjacent first bridging plates (3) through positioning bolts.
8. The flexible fixture for a four-axis machining center according to claim 7, characterized in that a deep groove (6) is formed inside the left side or the right side of the first bridging plate (3), and the deep groove (6) is communicated with the lateral bolt hole (3-3) of the bridging plate to avoid a transverse positioning bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122214957.4U CN217193909U (en) | 2021-09-14 | 2021-09-14 | Flexible clamp for four-axis machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122214957.4U CN217193909U (en) | 2021-09-14 | 2021-09-14 | Flexible clamp for four-axis machining center |
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| Publication Number | Publication Date |
|---|---|
| CN217193909U true CN217193909U (en) | 2022-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122214957.4U Active CN217193909U (en) | 2021-09-14 | 2021-09-14 | Flexible clamp for four-axis machining center |
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| Country | Link |
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| CN (1) | CN217193909U (en) |
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- 2021-09-14 CN CN202122214957.4U patent/CN217193909U/en active Active
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