CN211277394U - Four-axis quick switching device - Google Patents
Four-axis quick switching device Download PDFInfo
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- CN211277394U CN211277394U CN201922180763.XU CN201922180763U CN211277394U CN 211277394 U CN211277394 U CN 211277394U CN 201922180763 U CN201922180763 U CN 201922180763U CN 211277394 U CN211277394 U CN 211277394U
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Abstract
The utility model discloses a four-axis fast switch over device, include: the four-shaft type hydraulic drive device comprises a four-shaft body, a bridge plate, a connecting plate, a workbench base plate and a ball lock shaft; the four-axis bodies are connected through a bridge plate; the connecting plate is arranged below the four-axis body, and the four-axis body is connected through the connecting plate; the workbench base plate is arranged below the connecting plate and connected with the four-shaft body through the connecting plate; all be provided with the fixed orifices on connecting plate and the workstation foundatin plate, the ball lock axle sets up in the fixed orifices, and the epaxial cover of ball lock is equipped with the position sleeve and accepts the cover, and the position sleeve is located the fixed orifices with accepting the cover, and the position sleeve sets up in accepting the cover. Through the mode, the utility model can integrate the four shafts and the gap bridge plate into a whole through the connecting plate, and the repeated debugging is not needed in the secondary installation, thereby avoiding the occurrence of precision errors due to the repeated debugging; the connecting plate is connected with the workbench base plate through the ball lock shaft, can be quickly positioned, and is installed along with the machine tool through the workbench base plate, so that the efficiency is improved.
Description
Technical Field
The utility model relates to a machining technology field especially relates to a four-axis quick switching device.
Background
The four axes are at least 4 coordinates on one machine tool, namely 3 linear coordinates and 1 rotating coordinate respectively. The difference between four axes and three axes is one more axis of rotation. The four-axis machining has the advantages that the cutter is reasonable in length, machining procedures are shortened, special fixtures are not needed, surface quality can be improved, the service life of the cutter is prolonged, the procedures are concentrated, and machining efficiency and production efficiency can be effectively improved. Therefore, four axes are widely used in machining.
Three-axis and four-axis switching needs a graduated disk, a tailstock and a gap bridge plate. Conventional four-axis products and conventional three-axis products of a company need to be switched on one machine tool randomly according to order needs, and the four axes need to be corrected again after being disassembled and assembled. The gap bridge plate and the tailstock in the four-axis tool relate to correction of all space angles of an X axis, a Y axis and a Z axis, the correction requirement is high, the difficulty is high, the conventional four-axis gap bridge plate correction generally needs about one day, the corrected precision is not high, and the product with high precision requirement can not meet the requirement completely.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a four-axis fast switch device, can only need debug once, and the installation need not repeated debugging once more, avoids appearing the precision error because debugging many times.
In order to achieve the above object, the technical solution of the present invention is:
a four-axis fast switching apparatus comprising: the four-shaft type hydraulic drive device comprises a four-shaft body, a bridge plate, a connecting plate, a workbench base plate and a ball lock shaft; the four-axis bodies are connected through a gap bridge plate; the connecting plate is arranged below the four-axis body, and the four-axis body is connected through the connecting plate; the workbench base plate is arranged below the connecting plate and connected with the four-shaft body through the connecting plate; all be provided with the fixed orifices on connecting plate and the workstation foundatin plate, the ball lock axle sets up in the fixed orifices, the epaxial cover of ball lock is equipped with the position sleeve and accepts the cover, the position sleeve is located with accepting the cover in the fixed orifices, the position sleeve sets up accept in the cover.
Preferably, the four-axis mechanism further comprises a supporting seat, wherein the supporting seat is arranged below the four-axis body and is fixedly connected with the four-axis body; the connecting plate sets up the below of supporting seat, pass through between the supporting seat the connecting plate is connected, connecting plate and supporting seat fixed connection, workstation foundatin plate passes through with the supporting seat the connecting plate is connected.
Preferably, the workbench base plate is provided with a positioning hole, and a positioning pin is arranged in the positioning hole.
Preferably, a bush is sleeved on the locating pin.
Preferably, the material of the bushing is copper or stainless steel material.
Preferably, the positioning sleeve is arranged in the fixing hole of the diagonal line.
Preferably, the ball lock shaft comprises a ball lock shaft body, an adjusting screw, a first steel ball, a clamp spring and a second steel ball; the upper end of the ball lock shaft body is provided with internal threads, and the adjusting screw is in threaded connection with the ball lock shaft body; the lower end of the ball lock shaft body is provided with an accommodating cavity, the first steel ball is arranged at one end, close to the adjusting screw, in the accommodating cavity, and the clamp spring is arranged at one end, far away from the adjusting screw, in the accommodating cavity; the ball lock shaft comprises a ball lock shaft body and is characterized in that a groove is formed in the outer side of the lower end of the ball lock shaft body, the groove is communicated with an accommodating cavity, a second steel ball is arranged in the groove, part of the inner side surface of the second steel ball extends into the accommodating cavity, and part of the outer side surface of the second steel ball extends out of the groove.
Preferably, the number of the grooves is at least three, and the included angles between the adjacent grooves are the same.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model has the following beneficial effect:
the four-axis quick switching device is provided, the four axes and the gap bridge plate are integrated into a whole through the connecting plate, only debugging is needed once, repeated debugging is not needed after secondary installation, and precision errors caused by repeated debugging are avoided; the connecting plate passes through the ball lock hub connection with the workstation foundatin plate, can fix a position fast and change the outfit fast, and along with the dress along with usefulness through workstation foundatin plate and machine tool installation, save debugging calibration time, reduce extravagantly, raise the efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the four-axis fast switching device of the present invention.
Fig. 2 is an exploded view of the four-axis fast switching device of the present invention.
Fig. 3 is a cross-sectional view of the ball lock shaft in the four-shaft fast switching device of the present invention.
Description of reference numerals:
four-axis body 1, gap bridge plate 2, connecting plate 3, workstation foundatin plate 4, ball lock axle 5, ball lock axle body 51, adjusting screw 52, first steel ball 53, jump ring 54, second steel ball 55, position sleeve 6, accept cover 7, locating pin 81, bush 82, supporting seat 9, lathe workstation 10.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to the drawings, a four-axis fast switching apparatus includes: four-axis body 1, gap bridge 2, connecting plate 3, workstation foundatin plate 4 and ball lock axle 5. The four-axis body 1 is connected through passing the bridge plate 2, passes the bridge plate 2 and adopts 45# steel to carry out the quenching and tempering to 28 ~ 32HRC, passes the bridge plate 2 and passes through screwed connection with the four-axis body 1. The four-axis body 1 is a fourth axis of a standard configuration of a machine tool, is called a four-axis for short, is internally provided with a worm and gear and is driven and positioned by a servo motor.
Connecting plate 3 sets up in the below of four-axis body 1, connects through connecting plate 3 between the four-axis body 1. Four-axis body 1 is integrated as a whole through connecting plate 3, and four-axis body 1 only needs to carry out debugging once, and later it is connected with external equipment as a whole with connecting plate 3, need not to carry out a lot of debugging with the in-process four-axis body 1 who trades external equipment again, avoids appearing the precision error in debugging process many times.
All be provided with the fixed orifices on connecting plate 3 and the workstation foundatin plate 4, ball lock axle 5 sets up in the fixed orifices, and the cover is equipped with position sleeve 6 and accepts cover 7 on the ball lock axle 5, and position sleeve 6 and accept cover 7 and be located the fixed orifices, and position sleeve 6 sets up in accepting cover 7. The receiving sleeve 7 is pressed into the fixing hole by a hexagon socket head cap screw and is screwed, and then the receiving sleeve 7 is pressed in.
The positioning sleeves 6 are arranged in the diagonal fixing holes, namely the positioning sleeves 6 are not required to be arranged in all the fixing holes, and the positioning function can be achieved by arranging the positioning sleeves 6 in the two diagonal fixing holes.
The ball lock shaft 5 comprises a ball lock shaft body 51, an adjusting screw 52, a first steel ball 53, a clamp spring 54 and a second steel ball 55; the upper end of the ball lock shaft body 51 is provided with internal threads, and the adjusting screw 52 is in threaded connection with the ball lock shaft body 51; the lower end of the ball lock shaft body 51 is provided with an accommodating cavity, a first steel ball 53 is arranged at one end, close to the adjusting screw 52, in the accommodating cavity, and a clamp spring 54 is arranged at one end, far away from the adjusting screw 52, in the accommodating cavity; the outer side of the lower end of the ball lock shaft body 51 is provided with a groove, the groove is communicated with the accommodating cavity, the second steel ball 55 is arranged in the groove, part of the inner side surface of the second steel ball 55 extends into the accommodating cavity, and part of the outer side surface of the second steel ball 55 extends out of the groove. The quantity of recess is at least three, and the contained angle between the adjacent recess is the same.
When the adjusting screw 52 is screwed to lock downwards, the adjusting screw 52 pushes the first steel ball 53 to extrude the three second steel balls 55, and the three second steel balls 55 expand outwards to produce tension locking, so that the workpiece and the clamp can be effectively fixed while being positioned. Conversely, loosening of the adjusting screw 52 can be achieved.
In order to keep the two side four-axis bodies 1 consistent in parallelism and flatness, the four-axis quick switching device further comprises a supporting seat, wherein the supporting seat is arranged below the four-axis body 1 and fixedly connected with the four-axis body 1; connecting plate 3 sets up in the below of supporting seat, connects through connecting plate 3 between the supporting seat, connecting plate 3 and supporting seat fixed connection, and workstation foundatin plate 4 passes through connecting plate 3 with the supporting seat and is connected.
Be provided with the locating hole on the workstation foundatin plate 4, be provided with locating pin 81 in the locating hole, come to fix a position workstation foundatin plate 4 and lathe workstation 10 through locating pin 81. The bush 82 is sleeved on the positioning pin 81, copper or stainless steel materials can be selected for use for the material of the bush 82, the positioning pin 81 is protected through the bush 82, abrasion of the positioning pin 81 in the using process is avoided, and therefore the positioning of the four-axis quick switching device and the machine tool workbench 10 is affected.
The four-axis quick switching device fixes all four-axis tools on the connecting plate 3 uniformly, and repeatedly positions and clamps the four-axis tools through the connecting plate 3 and the workbench base plate 4. The workbench base plate 4 is firstly positioned on the machine tool workbench 10 through the positioning pin 815 and the bushing 82, then the workbench base plate 4 is fixed on the machine tool workbench 10 through screw locking, and the workbench base plate 4 and the machine tool workbench 10 are permanently fixed without disassembly.
In order to ensure the precision of the four-axis bridge plate 2, the supporting seat and the connecting plate 3 are processed after being connected and fixed, and the parallelism and the flatness of the supporting seat are ensured. The supporting seat is fixed and then used together with the connecting plate 3, the four-axis body 1 is connected and fixed, and the precision is guaranteed.
Four fixing holes are machined in the connecting plate 3, the hole diameter is in clearance fit with the diameter of the ball lock shaft 5, and the hole distance is reasonably configured according to the size of the connecting plate 3. Two fixing holes of a diagonal line are selected to be respectively provided with a positioning sleeve 6, and the positioning sleeve 6 and the ball lock shaft 5 are matched to play a role in positioning and clamping at the same time. The other two holes are in clearance fit with the ball lock shaft 5 and only play a role in clamping.
The four fixing holes on the connecting plate 3 correspond to the positions of the four receiving sleeves 7 on the workbench base plate 4 one by one, and the ball lock shafts 5 are inserted and screwed. So that the connecting plate 3 and the workbench base plate 4 are firmly connected together. The positioning and the fixing are finished in one step, the repetition precision is guaranteed to be within +/-0.013 mm, the assembling and disassembling are rapid, and the efficiency is high.
The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.
Claims (8)
1. A four-axis fast-switching apparatus, comprising: the four-shaft type hydraulic drive device comprises a four-shaft body, a bridge plate, a connecting plate, a workbench base plate and a ball lock shaft; the four-axis bodies are connected through a gap bridge plate; the connecting plate is arranged below the four-axis body, and the four-axis body is connected through the connecting plate; the workbench base plate is arranged below the connecting plate and connected with the four-shaft body through the connecting plate; all be provided with the fixed orifices on connecting plate and the workstation foundatin plate, the ball lock axle sets up in the fixed orifices, the epaxial cover of ball lock is equipped with the position sleeve and accepts the cover, the position sleeve is located with accepting the cover in the fixed orifices, the position sleeve sets up accept in the cover.
2. The four-axis fast switching device according to claim 1, characterized in that: the four-axis mechanism is characterized by further comprising a supporting seat, wherein the supporting seat is arranged below the four-axis body and fixedly connected with the four-axis body; the connecting plate sets up the below of supporting seat, pass through between the supporting seat the connecting plate is connected, connecting plate and supporting seat fixed connection, workstation foundatin plate passes through with the supporting seat the connecting plate is connected.
3. The four-axis fast switching device according to claim 1, characterized in that: be provided with the locating hole on the workstation foundatin plate, be provided with the locating pin in the locating hole.
4. A four-axis fast-switching apparatus as claimed in claim 3, wherein: and a bush is sleeved on the locating pin.
5. The four-axis fast switching device according to claim 4, characterized in that: the bushing is made of copper or stainless steel materials.
6. The four-axis fast switching device according to claim 1, characterized in that: the positioning sleeve is arranged in the fixing hole of the diagonal line.
7. The four-axis fast switching device according to claim 1, characterized in that: the ball lock shaft comprises a ball lock shaft body, an adjusting screw, a first steel ball, a clamp spring and a second steel ball; the upper end of the ball lock shaft body is provided with internal threads, and the adjusting screw is in threaded connection with the ball lock shaft body; the lower end of the ball lock shaft body is provided with an accommodating cavity, the first steel ball is arranged at one end, close to the adjusting screw, in the accommodating cavity, and the clamp spring is arranged at one end, far away from the adjusting screw, in the accommodating cavity; the ball lock shaft comprises a ball lock shaft body and is characterized in that a groove is formed in the outer side of the lower end of the ball lock shaft body, the groove is communicated with an accommodating cavity, a second steel ball is arranged in the groove, part of the inner side surface of the second steel ball extends into the accommodating cavity, and part of the outer side surface of the second steel ball extends out of the groove.
8. The four-axis fast switching device according to claim 7, wherein: the quantity of recess is at least three, and the contained angle between the adjacent recess is the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180763.XU CN211277394U (en) | 2019-12-06 | 2019-12-06 | Four-axis quick switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180763.XU CN211277394U (en) | 2019-12-06 | 2019-12-06 | Four-axis quick switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211277394U true CN211277394U (en) | 2020-08-18 |
Family
ID=72032304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922180763.XU Active CN211277394U (en) | 2019-12-06 | 2019-12-06 | Four-axis quick switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211277394U (en) |
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2019
- 2019-12-06 CN CN201922180763.XU patent/CN211277394U/en active Active
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