CN209793283U - Double-station machine tool for machining half shaft flange holes and threaded holes - Google Patents
Double-station machine tool for machining half shaft flange holes and threaded holes Download PDFInfo
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- CN209793283U CN209793283U CN201920330355.5U CN201920330355U CN209793283U CN 209793283 U CN209793283 U CN 209793283U CN 201920330355 U CN201920330355 U CN 201920330355U CN 209793283 U CN209793283 U CN 209793283U
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- 238000003754 machining Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000012545 processing Methods 0.000 claims abstract description 15
- 230000009471 action Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 abstract 1
- 238000013461 design Methods 0.000 description 7
- 238000005553 drilling Methods 0.000 description 7
- 238000003825 pressing Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 206010063659 Aversion Diseases 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
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- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a processing semi-axis flange hole and screw hole duplex position lathe, the technical problem of solution: the clamping device aims at the technical problem that the position requirements of a machining hole relative to a central hole and an end face are difficult to ensure by the traditional clamping method on the existing lathe in the background technology. According to the technical scheme, the machine tool comprises a machine body, a stand column, a cross sliding table, a main shaft part, a tool magazine and a fixture, wherein the fixture comprises two fixture units which are symmetrically arranged relative to the main shaft part, the two fixture units comprise a positioning ejector pin mechanism and a workpiece clamping mechanism, the positioning ejector pin mechanism and the workpiece clamping mechanism are arranged on a base side by side, and the positioning ejector pin mechanism comprises a first oil cylinder, a shifting support, a second oil cylinder and a positioning ejector pin. The advantages are that: the machine tool is a high-performance special machining center developed for special parts such as half shafts, hubs, brake discs and connecting rods, and has better openness, higher machining efficiency and easy feeding and discharging automation compared with the traditional vertical machining center.
Description
Technical Field
The utility model relates to a lathe specifically is a processing semi-axis flange hole and screw hole duplex position lathe.
Background
The existing conventional fixture design is to position the excircle of a workpiece, the design reference is the center holes at two ends of the workpiece, so that the machining reference is inconsistent with the design reference, and the position precision of the machined hole is 0.2-0.3mm by measuring three coordinates.
At present, a main engine factory requires to improve the precision of half-shaft class matching parts, and the position requirements of a machining hole relative to a central hole and an end face are difficult to ensure by using a traditional clamping method on a machine tool at present.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to solve the technical problem that the position requirement of the processing hole relative to the center hole and the end face is difficult to guarantee by the traditional clamping method on the existing organic bed mentioned in the background art.
The utility model adopts the technical proposal that: a double-station machine tool for machining half shaft flange holes and threaded holes comprises a machine body, a stand column, a cross sliding table, a main shaft part, a tool magazine and a clamp,
the tool body is arranged on the ground, the cross sliding table is arranged on the upper surface of the tool body, the stand column is arranged on the cross sliding table, the tool magazine is arranged on the stand column, the main shaft part is arranged on the stand column, and the clamp is arranged on the tool body through the clamp base;
The fixture comprises two fixture units which are symmetrically arranged about the main shaft part, each fixture unit comprises a positioning thimble mechanism and a workpiece clamping mechanism, the positioning thimble mechanisms and the workpiece clamping mechanisms are arranged on the base side by side, and the base is fixed on the fixture base;
The positioning thimble mechanism comprises a first oil cylinder, a shifting support, a second oil cylinder and a positioning thimble, the first oil cylinder is horizontally fixed on the base, the end part of a piston rod of the first oil cylinder is connected with the end surface of one end of the shifting support, and the shifting support is arranged on the base in a sliding manner and horizontally reciprocates along the base under the action of the first oil cylinder; the second oil cylinder is arranged on the other end of the shifting support and is vertically arranged, and a piston rod of the second oil cylinder faces upwards; the positioning thimble is vertically arranged through the connecting cover plate and the connecting rod, and the needle point of the positioning thimble faces downwards and is used for being inserted into a centre hole in the end face of the workpiece.
it is right to the utility model discloses technical scheme's preferred, location thimble mechanism still includes the dog that is used for restricting the biggest motion stroke of aversion support, and the dog setting is on the base, and the dog is close to work piece clamping mechanism.
To the utility model discloses technical scheme's preferred, work piece clamping mechanism is the lever clamping cylinder. The lever type clamping oil cylinder is a purchased part, and the utility model adopts the BLDP16 lever type clamping oil cylinder sold by Leshi Jia company (Japan).
Right the utility model discloses technical scheme's preferred, work piece clamping mechanism's quantity is two at least, and work piece clamping mechanism equipartition sets up on the base.
right the utility model discloses technical scheme's preferred, the aversion support other end sets up the breach of dodging work piece clamping mechanism.
Preferably, the connecting cover plate is horizontally arranged, one end of the connecting cover plate is connected with the end part of the piston rod of the second oil cylinder, and the other end of the connecting cover plate is sleeved into the top end of the connecting rod and is inserted into an axially arranged bolt for fixing; the tail end of the connecting rod is connected with a positioning thimble, and the positioning thimble is arranged in a vertical through hole formed in the other end of the shifting support.
Right the utility model discloses technical scheme's preferred, the cover has the spring on the connecting rod, and on spring one end pushed up terminal surface under the connection cover plate, the spring other end pushed up on location thimble up end. The purpose of the spring design is to provide a return force when the second cylinder is retracted.
To the utility model discloses technical scheme's preferred, it is vice to set up linear guide between aversion support and the base.
The utility model discloses technical scheme's lathe bed, stand, cross slip table, spindle unit and tool magazine are the outsourcing spare.
the utility model has the advantages that:
1. the utility model discloses processing semi-axis flange hole and screw hole duplex position lathe, extensive applicability: the machine tool is suitable for developing and processing special parts such as half shafts, hubs, brake discs and connecting rods, has better openness and higher processing efficiency compared with the traditional vertical processing center, and is easy to load and unload materials automatically and can be used for drilling, boring, milling and tapping ferrous metal and non-ferrous metal parts.
2. The utility model discloses processing semi-axis flange hole and screw hole duplex position lathe, production efficiency is high: the machine tool has two stations, two sets of clamp units are installed, zero auxiliary time can be achieved, namely, one station is used for cutting, and meanwhile, the other station is used for completing the installation and removal of parts.
3. the utility model discloses processing semi-axis flange hole and screw hole duplex position lathe, the machining precision is high: the fixture adopts the center hole and the end face which are consistent with the process reference for positioning, so that the positioning precision can be ensured to the maximum extent, and the part processing position precision can be ensured within 0.1 m. After clamping, the center is positioned and withstood to withdraw, and the processing space of the clamp is opened.
Drawings
FIG. 1 is a front view of a double-station machine tool for machining half-shaft flange holes and threaded holes.
FIG. 2 is a side view of a two-station machine tool for machining axle shaft flange holes and threaded holes.
FIG. 3 is a top view of a two-station machine tool for machining axle shaft flange holes and threaded holes.
Fig. 4 is a front view of the gripper unit.
Fig. 5 is a side view of the gripper unit.
Fig. 6 is a schematic view showing a clamping state of a pressing plate of the lever-type clamping cylinder.
Detailed Description
The technical solution of the present invention is explained in detail below, but the scope of protection of the present invention is not limited to the embodiments.
In order to make the disclosure of the present invention more comprehensible, the following description is further made in conjunction with fig. 1 to 6 and the detailed description.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1-3, the double-station machine tool for machining a flange hole and a threaded hole of a half shaft in the embodiment includes a machine tool body 7, a stand column 2, a cross sliding table 1, a spindle unit 5, a tool magazine 3 and a fixture 4, wherein the machine tool body 7 is arranged on the ground, the cross sliding table 1 is arranged on the upper surface of the machine tool body 7, the stand column 2 is arranged on the cross sliding table 1, the tool magazine 3 is arranged on the stand column 2, the spindle unit 5 is arranged on the stand column 2, the fixture 4 is arranged on the machine tool body 7 through a fixture base 8, and the fixture 4 includes two fixture units symmetrically arranged about the spindle unit 5.
The machine tool of the embodiment has two stations, two sets of clamp units are installed, zero auxiliary time can be achieved, namely, one station is used for cutting, and meanwhile, the other station is used for completing the loading and unloading of parts.
The lathe bed 7, the upright post 2, the cross sliding table 1, the spindle unit 5 and the tool magazine 3 of the machine tool of the embodiment are outsourced parts.
This embodiment lathe includes lathe bed 7, stand 2, cross slip table 1, spindle unit 5, tool magazine 3 and 4 parts of anchor clamps, and this lathe adopts the modular design in the structure, has good commonality, and every module all has higher dynamic behavior.
The lathe bed 7 of the machine tool is an important basic supporting component, a high-grade HT250 casting is adopted, the machine tool has high rigidity and anti-seismic performance, the cross sliding table 1 is installed on the lathe bed, the guide rail of the lathe bed adopts a high-rigidity roller type linear guide rail, and the sliding plate adopts ball screw transmission. The part combined with the lathe bed is a clamp base 8, and the clamp base 8 can be in a split or integral mode according to different part designs. The split type base adopts a welding structural member, the clamp base 8 has the functions of bearing a clamp and bearing cutting chips, two mutually independent fixing clamps can be arranged on the clamp base 8, and the working area of each set of clamp is independently protected and does not interfere with each other.
the cross sliding table 1 of this embodiment lathe, the cross sliding table 1 of lathe are the important part that the lathe fed, are responsible for providing X Y axle removal function, and cross sliding table 1 adopts the HT300 material, and the slip table guide rail is linear rolling guide, ball screw drive, and the grating chi installation base face is all left to the XY direction, and the slip table removes the position and has totally closed protection.
The column 2 of the machine tool of the embodiment is a key part for mounting the tool magazine 3 and the spindle part 5, is designed by finite element analysis, and has good heat-philic deformation resistance.
In the spindle component 5 of the machine tool of the embodiment, the spindle of the machine tool adopts a high-rigidity drilling and milling spindle structure, the spindle bearing is an NSK angular contact ball bearing, the spindle has two types of external cooling and internal cooling, a tool holder interface is of a TB40 structure, and the front shaft diameter of the spindle is larger than 70 mm. The main shaft transmission adopts synchronous belt transmission.
the tool magazine 3 of the machine tool of the embodiment is provided with a disc type tool magazine, the tool magazine is installed on a column, the capacity of the tool magazine is 16\20\24 cutters (selected), and the tool magazine can be provided with a cutter breakage detection accessory according to needs.
The machine tool of the embodiment comprises a machine tool body 7, a stand column 2, a cross sliding table 1, a spindle unit 5 and a tool magazine 3, and the modular components are assembled and operated in the same way as the components of the existing machine tool, and the specific embodiment is not described in further detail.
In the specific implementation of the machine tool of the embodiment, a numerical control system, a cooling system and a lubricating system are further arranged, and the numerical control system, the cooling system and the lubricating system are also completely the same as those of the existing machine tool. The numerical control system can select Mitsubishi, Siemens, Lai Ke and Guangdong), the main electrical components are of the Schneider brand, and the machine tool switch adopts the Turke brand. The machine tool is electrically provided with a software video interface which can be used for data embedding and data output.
As shown in fig. 1, 4 and 5, the jig 4 includes two jig units symmetrically disposed about the spindle unit 5, each of the two jig units includes a positioning ejector pin mechanism and a workpiece clamping mechanism 4-7, the positioning ejector pin mechanism and the workpiece clamping mechanism 4-7 are disposed side by side on a base 4-9, and the base 4-9 is fixed on a jig base 8.
As shown in FIG. 6, the workpiece clamping mechanism 4-7 of the present embodiment employs a BLDP16 lever type clamping cylinder sold by Leshijia corporation, Japan. And a pressure plate of the lever type clamping oil cylinder is used for pressing the workpiece.
As shown in fig. 4, the positioning thimble mechanism comprises a first oil cylinder 4-1, a shifting support 4-2, a second oil cylinder 4-3 and a positioning thimble 4-5, the first oil cylinder 4-1 is horizontally fixed on a base 4-9, the end part of a piston rod of the first oil cylinder 4-1 is connected with one end surface of the shifting support 4-2, the shifting support 4-2 is slidably arranged on the base 4-9 and horizontally reciprocates along the base 4-9 under the action of the first oil cylinder 4-1; a linear guide rail pair is arranged between the shifting support 4-2 and the base 4-9. The piston rod of the first oil cylinder 4-1 stretches and retracts to drive the shifting support 4-2 to horizontally reciprocate on the base 4-9 through the linear guide rail pair 4-8. The other end of the shifting support 4-2 is provided with a notch avoiding the workpiece clamping mechanism 4-7, and the notch is designed to avoid the notch avoiding the workpiece clamping mechanism 4-7 in order to ensure that the positioning thimble 4-5 can smoothly move to the upper part of the workpiece and ensure that the workpiece clamping mechanism 4-7 does not touch the shifting support 4-2 when a piston rod of the first oil cylinder 4-1 extends to push the shifting support 4-2 to approach the workpiece clamping mechanism 4-7.
As shown in fig. 4, the second oil cylinder 4-3 is arranged on the other end of the displacement support 4-2 and is vertically arranged, and the piston rod of the second oil cylinder 4-3 is upward; the positioning thimble 4-5 is vertically arranged through the connecting cover plate 4-4 and the connecting rod 4-10, and the needle point of the positioning thimble 4-5 faces downwards and is used for being inserted into a centre hole on the end face of the workpiece. The connecting cover plate 4-4 is horizontally arranged, one end of the connecting cover plate 4-4 is connected with the end part of the piston rod of the second oil cylinder 4-3, and the other end of the connecting cover plate 4-4 is sleeved into the top end of the connecting rod 4-10 and is fixed by inserting an axially arranged bolt; the tail end of the connecting rod 4-10 is connected with a positioning thimble 4-5, and the positioning thimble 4-5 is arranged in a vertical through hole arranged at the other end of the shifting support 4-2. The connecting rod 4-10 is sleeved with a spring 4-11, one end of the spring 4-11 is propped against the lower end face of the connecting cover plate 4-4, and the other end of the spring 4-11 is propped against the upper end face of the positioning thimble 4-5. The design of the spring 4-11 is such that it provides a return force when the second cylinder 4-3 is retracted.
as shown in figure 4, the positioning thimble mechanism further comprises a stop 4-6 for limiting the maximum movement stroke of the displacement support 4-2, wherein the stop 4-6 is arranged on the base 4-9, and the stop 4-6 is close to the workpiece clamping mechanism 4-7.
As shown in fig. 4 and 6, the number of the workpiece clamping mechanisms 4-7 is at least two, and the workpiece clamping mechanisms 4-7 are uniformly distributed on the base 4-9. The pressing plates of the two workpiece clamping mechanisms 4-7 press the workpiece 12.
The working process of the clamp of the embodiment is as follows:
The clamp is fixed on a clamp base 8 on the machine tool through a base 4-9, and a workpiece 12 (a half shaft) is placed between two workpiece clamping mechanisms 4-7, and pressure plates on the two workpiece clamping mechanisms 4-7 are released.
When the positioning device works, a piston rod of a first oil cylinder 4-1 extends out to advance to push a shifting support 4-2 to advance, the shifting support 4-2 is installed on a linear guide rail pair 4-8, the shifting support 4-2 stops moving to a stop iron 4-6, and at the moment, a positioning thimble 4-5 is positioned right above a workpiece.
Then the piston rod of the second oil cylinder 4-3 extends out, and drives the positioning thimble 4-5 to move upwards through the connecting cover plate 4-4 until the needle point of the positioning thimble 4-5 extends into the thimble hole on the end surface of the workpiece.
At the moment, the two workpiece clamping mechanisms 4-7 start to work, and the pressing plate of the lever type clamping oil cylinder presses the workpiece tightly.
After a workpiece is pressed by a pressing plate of the lever type clamping oil cylinder, a piston rod of the second oil cylinder 4-3 retracts, the positioning thimble 4-5 is driven to withdraw upwards through the connecting cover plate 4-4, the piston rod of the first oil cylinder 4-1 retracts to drive the shifting support 4-2 to retreat, and a machine tool starts to enter a machining program to machine the workpiece.
The machine tool of the embodiment takes a certain model size as an example, and the main parameters for machining half-shaft parts are as follows:
1) The processing range is as follows: the machine tool is mainly used for processing flange holes and threaded holes of half shafts of all models of half shaft lines, the total length of the half shafts is 600-1200 mm, the maximum flange excircle of a workpiece is 250mm, and the minimum flange excircle is 131.2 mm;
2) Processing beat: the series of R002 half shafts (6 holes and non-threaded holes) is no more than 46 seconds per root, and comprises positioning and clamping by a clamp and manual loading and unloading;
An HF17030 half shaft (12 holes without threaded holes) series is no more than 75 seconds/root, and comprises positioning and clamping of a clamp, and manual loading and unloading;
3) The state before processing: before the flange hole is drilled, the central hole of the half shaft is processed in place.
At present, the similar process and equipment mainly adopt the forms of vertical drill, multi-shaft drill, numerical control drill and the like, and the market general equipment basically ensures that the precision is about 0.2 mm. At present, the main engine factory requires to improve the precision of the half shaft accessories. Many enterprises require that the precision of the flange drilling position is 0.1mm, and under the condition of adopting three-coordinate measurement, the position requirements of the drilling position precision relative to the central hole and the end face are difficult to ensure. The machine tool of the embodiment is compared with similar products in technical economy:
The similar process and equipment for half-shaft drilling mainly adopt the forms of vertical drill, multi-shaft drill, numerical control drill and machine tool at present, and the market general equipment basically ensures that the precision is about 0.2 mm. A driller center (vertical modification) used in the current market is not positioned by a central hole, and although two pieces of clamping are adopted, a workpiece cannot be assembled and disassembled during machining, so that the auxiliary time cannot be avoided. At present, a host factory requires to improve the precision of half-shaft accessories, many enterprises require that the precision of the position of a flange drill hole is 0.1mm, and under the condition of adopting three-coordinate measurement, the position requirements of the position precision of the drill hole relative to a central hole and an end face are difficult to ensure. The main technical and economic performances of the machine tool are compared with those of other equipment in the current market as shown in the following table 1:
table 1: comparison table for machine tool and other equipment in current market
| comparison index | Vertical drill | Multi-spindle drill | Drilling and tapping center | the product |
| Degree of position | 0.3mm | 0.2mm | 0.15-0.2mm | 0.1mm |
| Tolerance of bore diameter | H12-H13 | H12-H13 | H9-H11 | H9-H10 |
| Roughness of | 12.5 | 12.5 | 3.2-6.3 | 3.2-6.3 |
| Beat of sound | Slow | Height of | In | Height of |
| Clamp positioning | Outer circle and end face | Outer circle and end face | Outer circle and end face | Positioning of center hole and end face |
Compared with the drilling and tapping center, the product can be used for producing 100 ten thousand factories per year, and the production auxiliary working hours can be saved by 8330 hours per year.
In the embodiment, when the double-station machine tool for machining the flange holes and the threaded holes of the half shaft is implemented,
Where not otherwise indicated herein, it will be appreciated that the invention is not limited to or by the prior art, but is capable of modifications and variations as will be apparent to those skilled in the art, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (8)
1. The utility model provides a processing semi-axis flange hole and screw hole duplex position lathe which characterized in that: comprises a lathe bed (7), a column (2), a cross sliding table (1), a main shaft part (5), a tool magazine (3) and a clamp (4),
The lathe bed (7) is arranged on the ground, the cross sliding table (1) is arranged on the upper surface of the lathe bed (7), the stand column (2) is arranged on the cross sliding table (1), the tool magazine (3) is arranged on the stand column (2), the spindle part (5) is arranged on the stand column (2), and the clamp (4) is arranged on the lathe bed (7) through the clamp base (8);
The fixture (4) comprises two fixture units which are symmetrically arranged relative to the main shaft part (5), the two fixture units respectively comprise a positioning thimble mechanism and a workpiece clamping mechanism (4-7), the positioning thimble mechanism and the workpiece clamping mechanism (4-7) are arranged on the base (4-9) side by side, and the base (4-9) is fixed on the fixture base (8);
The positioning thimble mechanism comprises a first oil cylinder (4-1), a shifting support (4-2), a second oil cylinder (4-3) and a positioning thimble (4-5), wherein the first oil cylinder (4-1) is horizontally fixed on the base (4-9), the end part of a piston rod of the first oil cylinder (4-1) is connected with one end face of the shifting support (4-2), and the shifting support (4-2) is arranged on the base (4-9) in a sliding manner and horizontally reciprocates along the base (4-9) under the action of the first oil cylinder (4-1); the second oil cylinder (4-3) is arranged at the other end of the shifting support (4-2) and is vertically arranged, and a piston rod of the second oil cylinder (4-3) is upward; the positioning thimble (4-5) is vertically arranged through the connecting cover plate (4-4) and the connecting rod (4-10), and the needle point of the positioning thimble (4-5) faces downwards and is used for being inserted into a tip hole on the end face of a workpiece.
2. The double-station machine tool for machining the flange holes and the threaded holes of the half shafts as claimed in claim 1, wherein the positioning ejector pin mechanism further comprises a stop block (4-6) used for limiting the maximum movement stroke of the displacement support (4-2), the stop block (4-6) is arranged on the base (4-9), and the stop block (4-6) is close to the workpiece clamping mechanism (4-7).
3. The double-station machine tool for machining the flange holes and the threaded holes of the half shafts as claimed in claim 1, wherein the workpiece clamping mechanisms (4-7) are lever type clamping oil cylinders.
4. The double-station machine tool for machining the flange holes and the threaded holes of the half shafts according to claim 3, wherein the number of the workpiece clamping mechanisms (4-7) is at least two, and the workpiece clamping mechanisms (4-7) are uniformly distributed on the bases (4-9).
5. the double-station machine tool for machining the flange holes and the threaded holes of the half shafts according to claim 1, wherein the other end of the shifting support (4-2) is provided with a notch avoiding the workpiece clamping mechanism (4-7).
6. The double-station machine tool for machining the flange holes and the threaded holes of the half shafts according to claim 1, wherein a connecting cover plate (4-4) is horizontally arranged, one end of the connecting cover plate (4-4) is connected with the end part of a piston rod of a second oil cylinder (4-3), and the other end of the connecting cover plate (4-4) is sleeved into the top end of a connecting rod (4-10) and is fixed by inserting an axially arranged bolt; the tail end of the connecting rod (4-10) is connected with a positioning thimble (4-5), and the positioning thimble (4-5) is arranged in a vertical through hole formed in the other end of the shifting support (4-2).
7. the double-station machine tool for machining the flange holes and the threaded holes of the half shafts as claimed in claim 6, wherein the connecting rods (4-10) are sleeved with springs (4-11), one ends of the springs (4-11) are abutted against the lower end faces of the connecting cover plates (4-4), and the other ends of the springs (4-11) are abutted against the upper end faces of the positioning ejector pins (4-5).
8. The double-station machine tool for machining the flange holes and the threaded holes of the half shafts according to claim 1, wherein a linear guide rail pair is arranged between the shifting support (4-2) and the base (4-9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920330355.5U CN209793283U (en) | 2019-03-15 | 2019-03-15 | Double-station machine tool for machining half shaft flange holes and threaded holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920330355.5U CN209793283U (en) | 2019-03-15 | 2019-03-15 | Double-station machine tool for machining half shaft flange holes and threaded holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209793283U true CN209793283U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920330355.5U Withdrawn - After Issue CN209793283U (en) | 2019-03-15 | 2019-03-15 | Double-station machine tool for machining half shaft flange holes and threaded holes |
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| Country | Link |
|---|---|
| CN (1) | CN209793283U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794809A (en) * | 2019-03-15 | 2019-05-24 | 江苏恒力组合机床有限公司 | A kind of processing semiaxis flange hole and threaded hole double-station lathe |
| CN112008108A (en) * | 2020-10-09 | 2020-12-01 | 福鼎市鑫金龙机车部件有限公司 | Double-station accelerator stay wire guide wheel machining device |
-
2019
- 2019-03-15 CN CN201920330355.5U patent/CN209793283U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794809A (en) * | 2019-03-15 | 2019-05-24 | 江苏恒力组合机床有限公司 | A kind of processing semiaxis flange hole and threaded hole double-station lathe |
| CN109794809B (en) * | 2019-03-15 | 2024-02-02 | 江苏恒力组合机床有限公司 | Double-station machine tool for machining half shaft flange holes and threaded holes |
| CN112008108A (en) * | 2020-10-09 | 2020-12-01 | 福鼎市鑫金龙机车部件有限公司 | Double-station accelerator stay wire guide wheel machining device |
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