CN214393364U - Connecting assembly and machining center - Google Patents
Connecting assembly and machining center Download PDFInfo
- Publication number
- CN214393364U CN214393364U CN202120215227.3U CN202120215227U CN214393364U CN 214393364 U CN214393364 U CN 214393364U CN 202120215227 U CN202120215227 U CN 202120215227U CN 214393364 U CN214393364 U CN 214393364U
- Authority
- CN
- China
- Prior art keywords
- matching part
- connecting piece
- air
- matching
- air path
- 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.)
- Active
Links
Images
Landscapes
- Machine Tool Units (AREA)
Abstract
The utility model discloses a connecting assembly and a machining center, which belong to the technical field of machining equipment and comprise a first connecting piece and a second connecting piece, wherein the first connecting piece comprises a first matching part, the first matching part is provided with an inner matching surface, and a first gas circuit is arranged in the first connecting piece; the second connecting piece comprises a second matching part, the second matching part is provided with an outer matching surface, a second air path is arranged in the second connecting piece, the second matching part is provided with a vent hole, and the vent hole is communicated with the second air path; the second matching part can extend into the first matching part to enable the second air path to be communicated with the first air path through the vent hole; the second gas path is connected with a gas source; the utility model provides a first connecting piece and second connecting piece are the structure of clutching, use on lathe equipment such as machining center, through the mode "from", have avoided the rotatory winding problem of air supply line that arouses of workstation on the machining center.
Description
Technical Field
The utility model relates to a machining equipment technical field, concretely relates to coupling assembling and machining center.
Background
When a workpiece is machined, the workpiece is generally positioned and clamped on a machine tool equipment workbench such as a machining center, and then a machine tool spindle calls a corresponding cutter to machine the workpiece; as shown in fig. 1, a conventional machine tool device such as a machining center generally includes a machine tool body 1, wherein the machine tool body 1 is provided with a rotary table 6, a gantry 5, and an X-direction driving device for driving the rotary table 6 or the gantry 5 to move along an X-axis direction; a Y-axis cross arm 3 is mounted on the gantry type rack 5, a Z-axis vertical arm 4 is slidably connected to the Y-axis cross arm 3 through a vertical arm mounting seat, the vertical arm mounting seat is connected with a Y-direction driving device, and the Z-axis vertical arm 4 is connected with a Z-direction driving device; a machine tool spindle is mounted at the lower end of the Z-axis vertical arm 4, the table is located below the Z-axis vertical arm 4 (machine tool spindle 2), and a rotary drive device (C-axis drive device) for driving the rotary table 6 to rotate is also provided inside the rotary table 6. For different types of machining centers and rotary working tables 6 with different structures, a specific tool clamp is used for fixing and positioning a workpiece, the clamping process is time-consuming and labor-consuming, and the locking and releasing of the clamp are complicated to control; meanwhile, the positioning accuracy of the workpiece is difficult to guarantee.
Furthermore, for batch workpieces needing multiple sequence conversion processing, when the secondary processing is completed after the primary processing, the workpieces need to be disassembled and re-clamped, the clamping and disassembling processes are time-consuming and labor-consuming, and the production efficiency is seriously influenced; meanwhile, multiple times of clamping are difficult to ensure that the positioning precision of each clamping is consistent, so that the machining size precision of the workpiece is influenced.
SUMMERY OF THE UTILITY MODEL
To solve the problems in the prior art, the utility model discloses a connecting assembly, which realizes the accurate and effective control of the locking and releasing of a clamp; further, the utility model discloses a machining center has realized the fast switch-over to the work piece, especially the work piece of processing in batches.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
in one aspect, the utility model provides a connecting assembly, which comprises a first connecting piece and a second connecting piece, wherein the first connecting piece comprises a first matching part, the first matching part is provided with an inner matching surface, and a first gas circuit is arranged in the first connecting piece; the second connecting piece comprises a second matching part, the second matching part is provided with an outer matching surface, a second air path is arranged in the second connecting piece, the second matching part is provided with at least one vent hole, the vent hole is provided with an air inlet end and an air outlet end, and the vent hole is communicated with the second air path; the second matching part can extend into the first matching part to enable the second air path to be communicated with the first air path through the vent hole; and the second gas path is connected with a gas source.
As a preferred technical solution, the first mating portion has a first free end, and the inner mating surface gradually expands outward in a direction approaching the first free end; the second mating portion has a second free end, and the outer mating surface gradually tapers inwardly in a direction toward the second free end.
As a preferred technical scheme, the air inlet end is connected with the second air path, the air outlet end is located on the outer matching surface, and the air outlet end is far away from the second free end relative to the air inlet end.
As a preferred technical scheme, a vent groove is arranged on the outer matching surface; when the second matching part extends into the first matching part, the vent groove communicates the vent hole with the first air path.
As a preferred technical solution, the gas outlet end is located at the second free end.
Preferably, a sealing member is disposed on the inner mating surface and/or the outer mating surface.
As a preferable technical solution, the first connecting member or the second connecting member is connected with a driving assembly, and the driving assembly connects or disconnects the first connecting member and the second connecting member.
As a preferable technical solution, the inner mating surface and the outer mating surface are both set to be conical surfaces.
As a preferable technical solution, a plurality of the vent holes are provided, and the plurality of vent holes are uniformly arranged at intervals along the circumferential direction of the second matching portion.
In a second aspect, the utility model provides a machining center, comprises a workbench, be provided with pneumatic fixture on the workstation, the last aforementioned coupling assembling that is provided with of pneumatic fixture.
The utility model has the advantages of that:
1. the utility model provides a first connecting piece and second connecting piece are the structure of clutchable, when first connecting piece and second connecting piece "close", can constitute the route of gas circuit, realize pneumatic control, when first connecting piece and second connecting piece "from", realize the release of gas fast, especially use on machine tool equipment such as machining center, through "from" the mode, avoided the rotatory winding problem of air supply line that arouses of workstation on the machining center.
2. The utility model provides an air vent sets up with the mode of downward sloping in second cooperation portion, and cutting fluid, iron fillings enter into air vent or/and gas circuit in avoiding the course of working that can be fine.
Drawings
FIG. 1 is a schematic view of a machining center;
fig. 2 is a schematic structural view of the connection assembly of the present invention;
FIG. 3 is a schematic structural view of a first connecting member of the connecting assembly;
FIG. 4 is a schematic diagram of one embodiment of a second link in the link assembly;
FIG. 5 is a schematic structural view of another embodiment of a second connector in the connector assembly;
fig. 6 is a schematic structural view of still another embodiment of a second connector in a connector assembly.
In the figure: the device comprises a machine body 1, a machine tool spindle 2, a machine tool spindle 3, a Y-axis cross arm 3, a Z-axis vertical arm 4, a door-shaped rack 5, a rotary worktable 6, a first connecting piece 7, a second connecting piece 8, a driving assembly 9, a gas source 10, a gas source 11, a gas source triple piece 12, a first gas circuit 13, a first matching part 13, an inner matching surface 131, a first free end 132, a vent hole 14, a sealing piece 15, a second matching part 16, an outer matching surface 161, a second free end 162, a second gas circuit 17, a vent ring groove 18, a first gas groove 19 and a second gas groove 20.
Detailed Description
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Example 1
In a first aspect, referring to fig. 2-4, the present invention provides a connecting assembly, including a first connecting member 7 and a second connecting member 8, wherein one end of the first connecting member 7 is provided with a first matching portion 13, the first matching portion 13 has an inner matching surface 131, and a first air passage 12 is arranged in the first connecting member 7; one end of the second connecting piece 8 is provided with a second matching part 16, the second matching part 16 is provided with an outer matching surface 161, a second air path 17 is arranged in the second connecting piece 8, a plurality of vent holes 14 are arranged on the circumferential surface of the second matching part 16, the vent holes 14 are communicated with the second air path 17, the second matching part 16 can extend into the first matching part 13 to enable the second air path 17 to be communicated with the first air path 12 through the vent holes 14, and the second air path 17 is connected with an air source 10.
Preferably, referring to fig. 2-4, the first mating portion 13 has a first free end 132, and the inner mating surface 131 gradually expands outward in a direction approaching the first free end 132; the second matching part 16 is provided with a second free end 162, the outer matching surface 161 gradually shrinks inwards in the direction close to the second free end 162, the first free end 132 and the second free end 162 are respectively positioned on the side surfaces of the first matching part 13 close to the second matching part 16, when the second matching part 16 extends into the first matching part 13, the inner matching surface 131 is matched with the outer matching surface 161, and a certain guiding function is achieved; preferably, the inner engagement surface 131 and the outer engagement surface 161 are both conical surfaces, and both engagement surfaces are smoother.
On the basis of the above embodiments, referring to fig. 1 to 3, the vent hole 14 has an air inlet end and an air outlet end, the air inlet end is connected to the second air channel 17, the air outlet end is located on the outer matching surface 161, and the air outlet end is far away from the second free end 162 relative to the air inlet end, so that the vent hole 14 is arranged in the second matching portion 16 in a downward-inclined manner, which can prevent cutting fluid and scrap iron from entering the vent hole 14 or/and the second air channel 17 during the processing; preferably, the vent holes 14 are arranged to have a small diameter, such as 1-2 mm; in practical use, an air source triple piece 11 is arranged between the air source 10 and the second air path 17, and a pressure relay is arranged on the air source triple piece 11 and can detect the pressure of the air path; two sides of the air source triple piece 11 are respectively communicated with the air source 10 and the second air path 17 through pipelines, so that air supply of the air source 10 is realized.
In the present embodiment, referring to fig. 5, the plurality of vent holes 14 are uniformly arranged on the second free end 162 in the circumferential direction, and the number of the vent holes 14 is preferably 4 to 8, and at this time, the outer peripheral surface of the second matching portion 16 except the second free end 162 forms an outer matching surface 161 which can be attached to the inner matching surface 131 of the first matching portion 13 to improve the air tightness.
In this embodiment, please refer to fig. 2-4, in a preferred embodiment of the present invention, the inner matching surface 131 and/or the outer matching surface 161 are provided with the sealing member 15, the sealing member 15 ensures the air tightness when the first connecting member 7 is connected to the second connecting member 8, further, the sealing member 15 can be a sealing ring, the sealing ring is preferably provided on the outer matching surface 161, at this time, the outer matching surface 161 is correspondingly provided with a sealing ring groove, and a plurality of sealing rings can be provided to improve the sealing performance; it will be appreciated that the sealing ring should be provided below the vent 14.
In this embodiment, referring to fig. 2, the second connecting member 8 is connected to a driving assembly 9 for driving the second connecting member 8 to approach or separate from the first connecting member 7, the driving assembly 9 drives the second connecting member 8 to connect or separate from the first connecting member 7, further, the driving assembly 9 may be a cylinder, the cylinder drives the first connecting member 7 to move along the axis thereof to realize the matching and separation of the first connecting member 7 and the second connecting member 8, and simultaneously, the air source 10 starts or stops supplying air; in other embodiments, the driving assembly 9 may be connected to the first connecting member 7, and the second connecting member 8 may be connected to or disconnected from the first connecting member 7.
In a second aspect, referring to fig. 1-4, the utility model provides a machining center, which comprises a workbench, a pneumatic clamp is arranged on the workbench, and the pneumatic clamp is provided with the connecting assembly; further, the workbench 31 is a rotary workbench, at the moment, the second connecting piece 8 is fixed on the workbench 31 and moves along with the workbench 31, when a pneumatic clamp is needed to clamp or disassemble a workpiece, the workbench 31 is static, the second connecting piece 8 is connected with the first connecting piece 7, and gas generated by the gas source 10 controls the pneumatic clamp to realize clamping or disassembling operation through the connecting component.
Example 2
In the present embodiment, referring to fig. 5, the plurality of vent holes 14 are disposed on the outer mating surface 161 of the second mating portion 16, and at this time, in order to ensure the gas flow, a gap exists between the outer mating surface 161 of the second mating portion 16 and the inner mating surface 131 of the first mating portion 13.
Example 3
In this embodiment, referring to fig. 6, the outer mating surface 161 of the second mating portion 16 is provided with a vent groove, specifically, the vent groove may include a first air groove 19 communicated with the vent hole 14, an annular vent ring groove 18 communicated with the first air groove 19, and a second air groove 20 communicated with the vent ring groove 18, and the air in the second air path 17 may flow into the first air path 12 after passing through the vent hole 14 and sequentially passing through the first air groove 19, the vent ring groove 18, and the second air groove 20; further, the first air groove 19 may be provided in one or more pieces, and the first air groove 19 preferably extends from the edge of the vent hole 14 to the vent ring groove 18 downward along the radial direction of the vent ring groove 18; the number of the second air grooves 20 can be one or more, and the second air grooves 20 preferably extend upwards from the edge of the air ring groove 18 to the upper end face of the second matching part 16 along the generatrix direction of the second matching part 16; at this time, the outer engagement surface 161 may be engaged with the inner engagement surface to improve airtightness.
The utility model discloses a concrete working method as follows:
firstly, the driving assembly 9 drives the second connecting piece 8 to approach the first connecting piece 7, and the vent holes 14 on the second connecting piece 8 spray air outwards to clean the vent holes 14 and the outer matching surface 161;
after the second connecting piece 8 is hermetically connected with the first connecting piece 7, the air source 10 continuously supplies air until the pressure in the air passage reaches a preset value, so that the pneumatic clamp is released;
thirdly, placing the workpiece at a position to be processed;
fourthly, the machine tool control system sends a clamping instruction, the air source 10 stops supplying air, the driving assembly 9 drives the second connecting piece 8 to be separated from the first connecting piece 7, and the pneumatic clamp automatically positions and locks the workpiece;
fifthly, the machine tool main shaft calls a corresponding cutter to carry out cutting machining on the workpiece;
and sixthly, after the processing of the working procedure is finished, repeating the first step and the second step to realize the processing of different workpieces.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A connecting assembly is characterized by comprising a first connecting piece and a second connecting piece, wherein the first connecting piece comprises a first matching part, the first matching part is provided with an inner matching surface, and a first air path is arranged in the first connecting piece; the second connecting piece comprises a second matching part, the second matching part is provided with an outer matching surface, a second air path is arranged in the second connecting piece, the second matching part is provided with at least one vent hole, the vent hole is provided with an air inlet end and an air outlet end, and the vent hole is communicated with the second air path; the second matching part can extend into the first matching part to enable the second air path to be communicated with the first air path through the vent hole; and the second gas path is connected with a gas source.
2. A connecting assembly according to claim 1, wherein said first mating portion has a first free end, and said inner mating surface is flared outwardly in a direction toward said first free end; the second mating portion has a second free end, and the outer mating surface gradually tapers inwardly in a direction toward the second free end.
3. A connection assembly as claimed in claim 2, in which the inlet end is connected to the second gas path, the outlet end is located on the outer mating surface, and the outlet end is remote from the second free end relative to the inlet end.
4. A connection assembly according to claim 1 or claim 3, wherein the outer mating surface is provided with a vent groove; when the second matching part extends into the first matching part, the vent groove communicates the vent hole with the first air path.
5. A coupling assembly according to claim 2, wherein the outlet end is located at the second free end.
6. A connection assembly according to claim 1 or claim 2, wherein the inner and/or outer mating surfaces are provided with sealing means.
7. A coupling assembly according to claim 1, wherein a drive assembly is connected to the first coupling member or the second coupling member, the drive assembly connecting or disconnecting the first coupling member and the second coupling member.
8. A connecting assembly according to claim 1 or 2, wherein the inner and outer mating surfaces are each provided as conical surfaces.
9. A connecting assembly as claimed in claim 1 or 3, wherein there are a plurality of said ventilation holes, and a plurality of said ventilation holes are arranged at regular intervals in the circumferential direction of said second fitting portion.
10. A machining center comprising a table on which a pneumatic clamp is provided, wherein the pneumatic clamp is provided with a coupling assembly as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120215227.3U CN214393364U (en) | 2021-01-26 | 2021-01-26 | Connecting assembly and machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120215227.3U CN214393364U (en) | 2021-01-26 | 2021-01-26 | Connecting assembly and machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214393364U true CN214393364U (en) | 2021-10-15 |
Family
ID=78048154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120215227.3U Active CN214393364U (en) | 2021-01-26 | 2021-01-26 | Connecting assembly and machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214393364U (en) |
-
2021
- 2021-01-26 CN CN202120215227.3U patent/CN214393364U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111804942B (en) | Clamping tool in separating | |
| EP0925871B1 (en) | Clamping apparatus | |
| JP2003266260A (en) | Clamp device provided with clamp chuck | |
| CN212385030U (en) | Horizontal cam exchange table with oil way | |
| CN110421248A (en) | A kind of welding system and welding method | |
| CN213351541U (en) | Rotary table fixture | |
| CN213164143U (en) | Automatic centering and automatic tensioning quick clamping tool | |
| CN208929767U (en) | A kind of manipulator replaces pallet and automatic clamping workpiece mechanism automatically | |
| CN214393364U (en) | Connecting assembly and machining center | |
| CN213828097U (en) | Automatic and manual zero point quick-changing system | |
| CN112706185A (en) | Double-station quick-change flexible tool | |
| CN206305771U (en) | A kind of two station Full-automatic drilling bevelers | |
| CN211072730U (en) | Safe hydraulic locking tool for machine tool | |
| CN217224546U (en) | Zero system of machine tool | |
| CN208147322U (en) | Multi-functional compound gantry machining center and system | |
| CN214418275U (en) | Positioning adjusting device and positioning system | |
| CN211028208U (en) | Truck hub drilling hydraulic fixture | |
| CN213857071U (en) | Inner hole turning clamp for thin-wall workpiece | |
| CN214979455U (en) | Be applied to high accuracy negative pressure anchor clamps of dentistry lathe | |
| CN110614513A (en) | Processing frock of waist type hole and drilling through-hole are milled to coupling | |
| CN210499378U (en) | Multifunctional high-precision fixture positioning device | |
| CN216706803U (en) | Automatic centering type tool | |
| CN217071622U (en) | Automatic line anchor clamps that many varieties small batch are high-efficient to be switched | |
| CN211614352U (en) | Self-centering power chuck for drilling and milling machining of long shaft type flanges and end heads | |
| CN220839121U (en) | CNC clamp for pipe joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |