CN219152179U - Shaft part center hole machining tool - Google Patents
Shaft part center hole machining tool Download PDFInfo
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- CN219152179U CN219152179U CN202223239424.2U CN202223239424U CN219152179U CN 219152179 U CN219152179 U CN 219152179U CN 202223239424 U CN202223239424 U CN 202223239424U CN 219152179 U CN219152179 U CN 219152179U
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- 238000003754 machining Methods 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 241000282376 Panthera tigris Species 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005553 drilling Methods 0.000 description 5
- 230000002441 reversible effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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
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Abstract
The utility model relates to a shaft part center hole machining machine tool in the technical field of shaft part center hole machining, which comprises a machine tool body, wherein a first sliding rail pair is arranged on the top surface of the machine tool body along the length direction of the machine tool body, a clamping mechanism for clamping a shaft part is arranged on the top surface of a moving part of the first sliding rail pair, and machining mechanisms capable of machining center holes of end faces of shaft parts clamped in the clamping mechanism are arranged at two end parts of the machine tool body. According to the utility model, the two processing mechanisms are used for processing the center holes of the end surfaces of the corresponding side shaft parts sequentially or simultaneously, so that the technical problems that in the prior art, the shaft parts are required to be clamped secondarily, the production efficiency is low and the labor intensity is high are solved, the precision of the shaft parts is influenced by the secondary clamping of the shaft parts, and if the shaft parts are poor in coaxiality and large in runout, the parts are easy to deform after double tops, and the subsequent grinding precision cannot be guaranteed are solved.
Description
Technical Field
The utility model relates to the technical field of machining of central holes of shaft parts, in particular to a machine tool for machining the central holes of the shaft parts.
Background
The shaft parts are parts necessary for industrial and industrial development, and because the shaft parts have the characteristics of high precision and high strength, center holes are generally required to be processed on two end surfaces of the shaft parts for grinding the left and right top parts of a center of a grinder, which are arranged on a main shaft and a tailstock, and grinding excircles ensure the coaxiality requirement of high precision. In the small-batch production mode, a common lathe is used for drilling a central hole of the shaft part. However, this processing method has the following disadvantages: 1. the machining comprises the steps of clamping the shaft part, drilling a central hole on the end face of one end of the shaft part, turning around, clamping the shaft part again, and drilling a central hole on the end face of the other end of the shaft part; the shaft parts need to be clamped for the second time, so that the production efficiency is low, and the labor intensity is high; 2. the secondary clamping of the shaft parts influences the precision of the shaft parts, and if the coaxiality of the shaft parts is poor and the runout is large, the parts are easy to deform after double tops, and the subsequent grinding precision cannot be ensured.
In order to solve the defects, the central hole machining machine tool for the shaft parts can finish machining the central holes of the two end surfaces of the shaft parts only by clamping the shaft parts once.
Disclosure of Invention
The utility model aims to solve the problems and provide a machine tool for machining a central hole of a shaft part.
The utility model realizes the above purpose through the following technical scheme:
the utility model provides a shaft class part centre bore machine tool, includes lathe bed, its characterized in that: the top surface of the machine tool body is provided with a first sliding rail pair along the length direction of the machine tool body, the top surface of the moving part of the first sliding rail pair is provided with a clamping mechanism for clamping shaft parts, and two end parts of the machine tool body are respectively provided with a processing mechanism capable of processing a central hole of the end surface of the shaft part clamped in the clamping mechanism.
Preferably, the clamping mechanism is tiger head pliers with two clamping parts synchronously and reversely moving.
Preferably, the clamping surfaces of the two clamping parts of the clamping mechanism are respectively provided with a V-shaped clamping groove which is horizontally arranged, and the two V-shaped clamping grooves are corresponding.
Preferably, the top surface of the first sliding rail pair moving part is provided with a second sliding rail pair arranged along the width direction of the top surface of the machine tool body, and the top surface of the second sliding rail pair moving part is provided with a clamping mechanism for clamping shaft parts.
Preferably, the processing mechanism comprises a mounting seat mounted at the end part of the machine tool body, and the mounting seat is provided with a servo power head which is used for processing the same side of the mounting seat and is clamped in a central hole of the end surface of the shaft part of the clamping mechanism.
Preferably, the mounting seat is provided with a fine adjustment structure for adjusting the vertical position of the servo power head and the position along the width direction of the machine tool body.
Preferably, the machine tool body is further provided with a centering mechanism for centering the straightness and the runout of the shaft part clamped on the clamping mechanism.
Preferably, the alignment mechanism comprises a third sliding rail pair arranged on the machine tool body along the length direction of the machine tool body, and the moving part of the third sliding rail pair is provided with a magnetic meter seat with a dial indicator or a dial indicator.
The beneficial effects are that:
1. the clamping mechanism is used for clamping the shaft parts, so that the shaft parts are parallel to the central axis of the machine tool body in the length direction, and then the two machining mechanisms are used for machining the central holes of the end faces of the corresponding side shaft parts respectively in sequence or simultaneously, so that the technical problems that the shaft parts in the prior art need to be clamped secondarily, the production efficiency is low, the labor intensity is high, the precision of the shaft parts is influenced, and if the shaft parts are poor in coaxiality and large in runout, the parts are easy to deform after double tops, and the subsequent grinding precision cannot be guaranteed are solved;
2. due to the arrangement of the clamping mechanism, shaft parts with different diameters can be clamped, and meanwhile, the device has the advantages of simple structure, low manufacturing cost, convenient operation, high positioning precision and strong stability;
3. due to the arrangement of the alignment mechanism, the position of the servo power head can be finely adjusted, so that the processing position of the center hole is adjusted, and the coaxiality of the center hole of the shaft part is improved;
4. due to the arrangement of the first sliding rail pair and the second sliding rail pair, the position of the shaft part on the machine tool is adjusted, and the machining precision of the shaft part is ensured.
Additional features and advantages of the utility model will be set forth in the description which follows, or may be learned by practice of the utility model.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a left side view of the present utility model;
fig. 4 is a schematic structural view of the present utility model after mounting shaft-like parts.
The reference numerals are explained as follows:
1. a machine tool body; 2. the first sliding rail pair; 3. a clamping mechanism; 31. a V-shaped clamping groove; 4. a processing mechanism; 41. a mounting base; 42. a servo power head; 43. fine tuning the structure; 5. the second sliding rail pair; 6. an alignment mechanism; 61. the third sliding rail pair; 62. a magnetic gauge stand.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
1-4, a machine tool for machining a center hole of a shaft part comprises a machine tool body 1, wherein the machine tool body 1 is selected from the machine tool bodies 1 with high hardness, high precision retention and high machining precision and sufficient static rigidity and dynamic rigidity, and the machine tool bodies 1 are required to bear the action of static load and alternating load and have sufficient rigidity to prevent deformation; the top surface of the machine tool body 1 is provided with a first sliding rail pair 2 along the length direction, and the top surface of a moving part of the first sliding rail pair 2 is provided with a clamping mechanism 3 for clamping shaft parts;
according to the requirement, the clamping mechanism 3 is a tiger head clamp with two clamping parts synchronously and reversely moving, in the embodiment, a forward and reverse screw rod structure for driving the two clamping parts to synchronously and reversely move is arranged in the tiger head clamp, the forward and reverse screw rod structure can be driven by a motor or a hand wheel, and in the other embodiment, two synchronous cylinders for driving the two clamping parts to synchronously and reversely move are arranged in the tiger head clamp;
in the embodiment, two opposite sides of the two clamping parts of the clamping mechanism 3 are provided with the V-shaped clamping grooves 31 which are horizontally arranged, and the two V-shaped clamping grooves 31 correspond to each other, so that the self-centering function can be realized by means of the two V-shaped clamping grooves 31;
in another embodiment, opposite sides of two clamping parts of the clamping mechanism 3 are detachably connected with clamping plates, the two clamping plates are provided with V-shaped clamping grooves 31 which are horizontally arranged, and the two V-shaped clamping grooves 31 correspond to each other, so that the clamping plates with different types can be replaced according to the diameters of shaft parts;
the two ends of the machine tool body 1 are respectively provided with a processing mechanism 4 capable of processing a center hole of the end face of the shaft part clamped in the clamping mechanism 3;
preferably, the central axes of the shaft parts clamped by the two clamping parts of the clamping mechanism 3 are coaxial with the central axes of the two processing mechanisms 4;
according to the requirement, the first sliding rail pair 2 can be provided with two moving parts, and each moving part is provided with a clamping mechanism 3 for clamping shaft parts.
The setting like this can carry out the centre gripping through fixture 3 to axle type part for axle type part is parallel with lathe bed 1 length direction central axis, then processes respectively through two processing mechanism 4 in succession or simultaneously and corresponds axle type part terminal surface centre bore, has solved the axle type part in the prior art and has needed the secondary clamping, and production efficiency is low, and technical problem that intensity of labour is big, and the secondary clamping of axle type part influences axle type part precision, if axle type part axiality is poor, the runout is big, the easy deformation in back of part double-top, the technical problem that the follow-up grinding precision can not be guaranteed.
In the second embodiment, as shown in fig. 1 to 4, the top surface of the moving part of the first sliding rail pair 2 is provided with a second sliding rail pair 5 arranged along the width direction of the top surface of the machine tool body 1, and the top surface of the moving part of the second sliding rail pair 5 is provided with a clamping mechanism 3 for clamping shaft parts;
when the first sliding rail pair 2 is provided with two moving parts, each moving part is provided with a second sliding rail pair 5;
specifically, the first sliding rail pair 2 and the second sliding rail pair 5 may be in a cross sliding table structure;
the arrangement can improve the machining precision of the shaft parts by adjusting the position of the clamping mechanism 3 along the width direction of the top surface of the machine tool body 1.
In the third embodiment, as shown in fig. 1 to 4, the machining mechanism 4 includes a mounting seat 41 mounted on the end of the machine tool body 1, and the mounting seat 41 is provided with a servo power head 42 for machining the center hole of the end face of the shaft part, which is on the same side as the mounting seat 41 and is clamped on the clamping mechanism 3; the servo power head 42 is of an existing structure, and is not specifically described herein, and is characterized by small volume, light weight, compact structure, capability of realizing automatic circulation functions of fast forward, fast forward and fast backward of a main shaft, hydraulic damping of feed motion, stepless and adjustable feed speed, continuous and adjustable feed stroke and high drilling power; meanwhile, the rotating speed of the servo power head 42 can realize stepless speed change, and center holes can be machined by clamping different types of center drills.
In the fourth embodiment, as shown in fig. 1 to 4, the mounting seat 41 is provided with a fine adjustment structure 43 for adjusting the vertical position of the servo power head 42 and the position along the width direction of the machine tool body 1, specifically, the fine adjustment structure 43 may be a cross sliding table which is vertically arranged, and the cross sliding table can adjust the position of the servo power head 42 vertically and along the width direction of the machine tool body 1;
the position of the servo power head 42 can be adjusted by the arrangement, so that the machining position of the central hole is adjusted, and the coaxiality of the central hole of the shaft part is improved.
In the fifth embodiment, on the basis of the first embodiment, as shown in fig. 1 to 4, the machine tool body 1 is further provided with a centering mechanism 6 for centering the straightness and runout of the shaft parts clamped in the clamping mechanism 3;
the alignment mechanism 6 comprises a third sliding rail pair 3 arranged on the machine tool body 1 along the length direction of the machine tool body 1, and a magnetic meter seat with a dial indicator or a dial indicator is arranged on the moving part of the third sliding rail pair 3.
In the above structure, taking the example that the magnetic gauge stand 62 is provided with the dial gauge, when the processing machine tool is used, firstly, the shaft part is mounted on the clamping mechanism 3, then the dial gauge on the magnetic gauge stand 62 is pressed on the part surface, the moving part of the third sliding rail pair 61 is moved, the pointer jump of the dial gauge is observed, the top surface of the shaft part is aligned, if the alignment error of the dial gauge is greater than the precision of the shaft part, the shaft part is not aligned, and the shaft part needs to be aligned again; the side of the shaft part is aligned by the same method. The parts can be ensured to be positioned at the horizontal position by aligning the top surface and the side surface of the parts, and the machining precision of the center hole of the parts is improved.
After the shaft part is installed, the servo power head 42 can be started to process the center holes at the left end and the right end of the shaft part, and the servo power head 42 is a pneumatic automatic feeding drilling power head, so that automatic processing circulation of fast forward, fast backward and workpiece loosening can be realized, the labor intensity of workers can be reduced, and the production efficiency is improved.
The servo power head 42 at one end can be stroke-adjustable according to needs, that is, the position of the mounting seat 41 for fixing the servo power head 42 along the length direction of the machine tool body 1 can be adjusted, so that the application range of the machine tool can be further enlarged.
Meanwhile, after the center hole is machined, the distance of the servo power head 42 can be adjusted, the part is tightly propped, the clamping mechanism 3 is loosened, the left end and the right end of the part are beaten by the dial indicator, whether the runout of the pointer is qualified or not is observed, and if the runout is larger than the machining precision required by the follow-up grinding machine, the fine adjustment structure 43 can be adjusted until the runout of the part is qualified.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and their equivalents.
Claims (8)
1. The utility model provides a shaft class part centre bore machine tool, includes lathe bed (1), its characterized in that: the machine tool body (1) top surface is equipped with first slide rail pair (2) along its length direction, and first slide rail pair (2) remove portion top surface and be equipped with fixture (3) that are used for centre gripping axle type part, machine tool body (1) both ends all are equipped with processing agency (4) that can process the axle type part terminal surface centre bore that is held in fixture (3).
2. The machine tool for machining a central hole of a shaft part according to claim 1, wherein: the clamping mechanism (3) is tiger head pliers with two clamping parts synchronously and reversely moving.
3. A machine tool for machining a central hole of a shaft-like part according to claim 2, wherein: the clamping mechanism is characterized in that the clamping surfaces of the two clamping parts of the clamping mechanism (3) are respectively provided with a V-shaped clamping groove (31) which is horizontally arranged, and the two V-shaped clamping grooves (31) are corresponding.
4. The machine tool for machining a central hole of a shaft part according to claim 1, wherein: the top surface of the moving part of the first sliding rail pair (2) is provided with a second sliding rail pair (5) which is arranged along the width direction of the top surface of the machine tool body (1), and the top surface of the moving part of the second sliding rail pair (5) is provided with a clamping mechanism (3) for clamping shaft parts.
5. The machine tool for machining a central hole of a shaft part according to claim 1, wherein: the machining mechanism (4) comprises a mounting seat (41) mounted at the end part of the machine tool body (1), and the mounting seat (41) is provided with a servo power head (42) which is used for machining the center hole of the end face of the shaft part, which is on the same side with the mounting seat, and is clamped on the clamping mechanism (3).
6. The machine tool for machining a central hole of a shaft part according to claim 5, wherein: the mounting seat (41) is provided with a fine adjustment structure (43) for adjusting the vertical position of the servo power head (42) and the position along the width direction of the machine tool body (1).
7. The machine tool for machining a central hole of a shaft part according to claim 1, wherein: the machine tool body (1) is also provided with a centering mechanism (6) for centering the straightness and the runout of the shaft parts clamped in the clamping mechanism (3).
8. The machine tool for machining a central hole of a shaft part according to claim 7, wherein: the alignment mechanism (6) comprises a third sliding rail pair (61) arranged on the machine tool body (1) along the length direction of the machine tool body (1), and a magnetic meter seat (62) with a dial indicator or a dial indicator is arranged on the moving part of the third sliding rail pair (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223239424.2U CN219152179U (en) | 2022-12-01 | 2022-12-01 | Shaft part center hole machining tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223239424.2U CN219152179U (en) | 2022-12-01 | 2022-12-01 | Shaft part center hole machining tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219152179U true CN219152179U (en) | 2023-06-09 |
Family
ID=86642636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223239424.2U Active CN219152179U (en) | 2022-12-01 | 2022-12-01 | Shaft part center hole machining tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219152179U (en) |
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2022
- 2022-12-01 CN CN202223239424.2U patent/CN219152179U/en active Active
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