CN219881905U - Clamp for clamping part by utilizing internal threads of part - Google Patents
Clamp for clamping part by utilizing internal threads of part Download PDFInfo
- Publication number
- CN219881905U CN219881905U CN202321409040.2U CN202321409040U CN219881905U CN 219881905 U CN219881905 U CN 219881905U CN 202321409040 U CN202321409040 U CN 202321409040U CN 219881905 U CN219881905 U CN 219881905U
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- China
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- clamping
- thread
- positioning mandrel
- clamp
- lathe
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- 230000007704 transition Effects 0.000 claims abstract description 21
- 238000003825 pressing Methods 0.000 claims abstract description 15
- 230000006978 adaptation Effects 0.000 claims 1
- 208000025962 Crush injury Diseases 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a fixture for clamping a part by utilizing internal threads of the part, which comprises a lathe spindle head, wherein a lathe pull rod is arranged on the inner side of the lathe spindle head, a transition disc is arranged at the right end of the lathe spindle head, a thread positioning mandrel is arranged at the inner side end of the transition disc, a pressing plate is arranged at the right end of the thread positioning mandrel, and the part to be processed is arranged at the right end of the pressing plate; the utility model relates to the technical field of part clamps. The fixture for clamping the part by utilizing the internal thread of the part has the advantages of simple structure, low manufacturing cost, simple operation, stable clamping and high disassembly efficiency; meanwhile, collision and crush injury to parts caused by disassembling the parts are avoided, the coaxiality of the two ends is high, waste products are reduced, and the product quality is improved; the clamping and the disassembly are convenient, and the processing efficiency is improved; the tool with different specifications can be manufactured according to the actual product size, and the tool has certain universality.
Description
Technical Field
The utility model relates to the technical field of part clamps, in particular to a clamp for clamping a part by utilizing internal threads of the part.
Background
The existing three-jaw chuck clamps the thread positioning mandrel, as shown in fig. 7, the three-jaw chuck 9 clamps the thread positioning mandrel 8, the internal thread end of the part 7 with the processed thread end is directly screwed on the thread mandrel 8, and the other end of the part 7 is started to be processed by a lathe;
the turning force when the prior art processes the product tightly revolves at screw thread location dabber, and the product hardly takes off after the processing, need beat or pull the product with the help of the instrument when getting the product, clamping inefficiency, stability is poor, beats or pull the product in-process and drive screw thread location dabber slight not hard up and displacement easily to cause the product both ends axiality to be out of range, the product quality of processing is unstable, improves original frock to the defect of above-mentioned frock, screw thread location dabber assembly is to the lathe, cooperates the clamp plate clamping part, effectively avoids above-mentioned shortcoming.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a clamp for clamping a part by utilizing internal threads of the part, and solves the technical problems in the background art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the fixture for clamping the part by utilizing the internal threads of the part comprises a lathe spindle head, wherein a lathe pull rod is arranged on the inner side of the lathe spindle head, a transition disc is arranged at the right end of the lathe spindle head, a thread positioning mandrel is arranged at the inner side end of the transition disc, a pressing plate is arranged at the right end of the thread positioning mandrel, and the part to be machined is arranged at the right end of the pressing plate.
As a further preferable mode of the technical scheme, the inner side surface of the left end of the thread positioning mandrel is provided with an inner thread, the outer side surface of the right end of the machine tool pull rod is provided with an outer thread, the outer thread and the inner thread are mutually matched, and the inner side of the left end of the thread positioning mandrel is assembled on the machine tool pull rod in a threaded connection mode.
As a further preferable mode of the technical scheme, an outer taper surface is arranged on the outer surface of the thread positioning mandrel, an inner taper surface is arranged on the inner surface of the transition disc, and the outer taper surface of the thread positioning mandrel is matched with the inner taper surface of the transition disc.
As a further preferable mode of the technical scheme, the inner hole of the pressing plate is sleeved on the outer circle of the threaded positioning mandrel.
As a further preferred aspect of the present utility model, the part to be processed is screwed onto the thread positioning mandrel by internal threads.
As a further preferred aspect of the present utility model, the clamping end face of the part to be processed is pressed onto the pressing plate.
Compared with the prior art, the method has the following beneficial effects:
the screw positioning mandrel is assembled to the machine tool pull rod through screw threads, so that the clamp is stable and reliable; the outer taper surface of the thread positioning mandrel is matched with the inner taper surface of the transition disc, and the centering precision is extremely high.
By being arranged to abut against the compacting plates, the threads are screwed tighter under the action of cutting force when processing products; the machine tool pull rod pushes the thread positioning mandrel to move forwards, the pressing plate is not close to the product any more, and the product loses locking force, so that the product can be easily taken down from the chuck.
The utility model has the advantages of simple structure, low manufacturing cost, simple operation, stable clamping and high disassembly efficiency; meanwhile, collision and crush injury to parts caused by disassembling the parts are avoided, the coaxiality of the two ends is high, waste products are reduced, and the product quality is improved; the clamping and the disassembly are convenient, and the processing efficiency is improved; the tool with different specifications can be manufactured according to the actual product size, and the tool has certain universality.
The utility model provides a quick clamping device which has the advantages of simple structure, convenient operation and high positioning precision, and can realize quick clamping and disassembly of products so as to improve the processing quality and the clamping stability of the products.
Drawings
FIG. 1 is a schematic view of a process clamp according to the present utility model;
FIG. 2 is a schematic view of a part to be machined according to the present utility model;
FIG. 3 is a schematic view of a threaded positioning mandrel of the present utility model;
FIG. 4 is a schematic view of a compacting plate structure of the present utility model;
FIG. 5 is a schematic view of a lathe spindle head according to the present utility model;
FIG. 6 is a schematic view of a transition disc of the present utility model;
fig. 7 is a schematic diagram of an original machining clamping scheme.
In the figure: 1. a machine tool pull rod; 2. lathe spindle head; 3. a transition disc; 4. a thread positioning mandrel; 5. a compacting plate; 6. and (5) a part to be processed.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides an utilize anchor clamps that part internal thread was provided with clamping part, includes lathe spindle head 2, and the inboard of lathe spindle head 2 is provided with lathe pull rod 1, and the right-hand member of lathe spindle head 2 is provided with transition dish 3, and the inboard end of transition dish 3 is provided with screw thread location dabber 4, and the right-hand member of screw thread location dabber 4 is provided with pressure strip 5, and the right-hand member of pressure strip 5 is provided with the part 6 that waits to process.
Referring to fig. 1, 2, 3, 4, 5 and 6, an inner thread is provided on the inner side surface of the left end of the threaded positioning mandrel 4, an outer thread is provided on the outer side surface of the right end of the machine tool pull rod 1, the outer thread and the inner thread are mutually matched, and the inner side of the left end of the threaded positioning mandrel 4 is assembled on the machine tool pull rod 1 in a threaded connection manner; the outer surface of the thread positioning mandrel 4 is provided with an outer taper surface, the inner surface of the transition disc 3 is provided with an inner taper surface, and the outer taper surface of the thread positioning mandrel 4 is matched with the inner taper surface of the transition disc 3; the inner hole of the compacting plate 5 is sleeved on the outer circle of the thread positioning mandrel 4; the part 6 to be machined is screwed into the threaded positioning mandrel 4 through the internal thread, in the embodiment, the machine tool pull rod 1 pulls the threaded positioning mandrel 4 to move leftwards, the outer taper surface of the threaded positioning mandrel 4 is matched with the inner taper surface of the transition disc 3, centering accuracy is high, the threaded positioning mandrel 4 cannot rotate relative to the transition disc 3, one threaded end of the part 6 to be machined is screwed into the external thread of the threaded positioning mandrel 4, and the clamping end face of the part 6 to be machined is pressed onto the pressing plate 5.
Referring to fig. 1 and 4, the clamping end face of the part 6 to be machined is pressed onto the pressing plate 5, in this embodiment, in the clamping process, the action of the pressing plate 5 is important, if the pressing plate 5 is not used, the turning force during machining the product tightly rotates the product on the threaded positioning mandrel 4, and the product is difficult to take off after the machining is finished; the compacting plate 5 plays roles in positioning, locking and loosening the workpiece, after the lathe is started, a product is abutted against the compacting plate 5, and when the product is processed, threads are screwed more tightly under the action of cutting force; the machine tool pull rod 1 pushes the thread positioning mandrel 4 to move forwards, the compression plate 5 is not abutted against the product any more, and the product loses locking force, so that the product can be easily removed from the chuck, the compression plate 5 is circular in shape, but compression plates of various shapes and sizes are alternatives.
The working principle of the clamp for clamping the part by utilizing the internal thread of the part is utilized: the machine tool pull rod 1 pulls the thread positioning mandrel 4 to move leftwards, the outer taper surface of the thread positioning mandrel 4 is matched with the inner taper surface of the transition disc 3, the centering precision is high, the thread positioning mandrel 4 cannot rotate relative to the transition disc 3, one threaded end of the part 6 to be processed is screwed into the outer thread of the thread positioning mandrel 4, and the clamping end surface of the part 6 to be processed is tightly pressed onto the pressing plate 5; after the product is machined, the machine tool pull rod 1 pushes the threaded positioning mandrel 4 to move rightwards, so that the compacting plate 5 is in a loose state, and the machined part can be easily screwed off from the threaded positioning mandrel 4.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an utilize anchor clamps of part internal thread clamping part, includes lathe spindle head (2), its characterized in that: the novel lathe is characterized in that a machine tool pull rod (1) is arranged on the inner side of the lathe spindle head (2), a transition disc (3) is arranged at the right end of the lathe spindle head (2), a thread positioning mandrel (4) is arranged at the inner side end of the transition disc (3), a pressing plate (5) is arranged at the right end of the thread positioning mandrel (4), and a part (6) to be machined is arranged at the right end of the pressing plate (5).
2. A clamp for clamping a part with internal threads according to claim 1, wherein: the left end inner side surface of screw thread location dabber (4) is provided with the internal thread, the right-hand member outside surface of lathe pull rod (1) is provided with the external screw thread, and external screw thread and internal screw thread looks adaptation each other, the left end inboard of screw thread location dabber (4) is assembled on lathe pull rod (1) through threaded connection's mode.
3. A clamp for clamping a part with internal threads according to claim 1, wherein: the outer surface of the thread positioning mandrel (4) is provided with an outer taper surface, the inner surface of the transition disc (3) is provided with an inner taper surface, and the outer taper surface of the thread positioning mandrel (4) is matched with the inner taper surface of the transition disc (3).
4. A clamp for clamping a part with internal threads according to claim 1, wherein: an inner hole of the compacting plate (5) is sleeved on the outer circle of the threaded positioning mandrel (4).
5. A clamp for clamping a part with internal threads according to claim 1, wherein: the part (6) to be processed is screwed into the thread positioning mandrel (4) through the internal thread.
6. A clamp for clamping a part with internal threads according to claim 1, wherein: the clamping end face of the part (6) to be processed is pressed onto the pressing plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321409040.2U CN219881905U (en) | 2023-06-05 | 2023-06-05 | Clamp for clamping part by utilizing internal threads of part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321409040.2U CN219881905U (en) | 2023-06-05 | 2023-06-05 | Clamp for clamping part by utilizing internal threads of part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219881905U true CN219881905U (en) | 2023-10-24 |
Family
ID=88405524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321409040.2U Active CN219881905U (en) | 2023-06-05 | 2023-06-05 | Clamp for clamping part by utilizing internal threads of part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219881905U (en) |
-
2023
- 2023-06-05 CN CN202321409040.2U patent/CN219881905U/en active Active
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