CN203993185U - A kind of turning clamp - Google Patents
A kind of turning clamp Download PDFInfo
- Publication number
- CN203993185U CN203993185U CN201420377091.6U CN201420377091U CN203993185U CN 203993185 U CN203993185 U CN 203993185U CN 201420377091 U CN201420377091 U CN 201420377091U CN 203993185 U CN203993185 U CN 203993185U
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- mandrel
- screw
- turning clamp
- locating part
- wall
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- 210000000078 claw Anatomy 0.000 claims abstract description 28
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a kind of turning clamp.Described turning clamp comprises: inwall arranges female engaging assembly; Center is provided with the catch of the first through hole; Mandrel, the outer wall of described mandrel is provided with the external screw thread matching with described internal thread, the first end of described mandrel extends through described engaging assembly, and be connected with the described internal thread of described engaging assembly by described external screw thread, described mandrel is being provided with the first locating part near on the outer wall of the second end, the second end of described mandrel extends through described the first through hole, described the first locating part and described catch butt; Claw, described claw is articulated with the outer wall of described engaging assembly, described claw with described engage rotating shaft between assembly axially and described mandrel axial vertical.The utility model turning clamp is by once clamping the turning operation that can complete cone barrel workpiece, avoided the error that causes because repeatedly clamping operation, improved the accuracy of turning processing, improved operating efficiency.
Description
Technical field
The utility model relates to machine tooling technical field, especially relates to a kind of turning clamp that is applicable to cone barrel workpiece.
Background technology
When workpiece is carried out to turning operation, need to workpiece to be processed be clamped by turning clamp fixingly, then utilize the lathe tool of lathe to process.When the shape of workpiece to be processed is cone barrel shape, in order to guarantee the end face of cone barrel workpiece and the accuracy of endoporus and axiality, need to avoid repeatedly clamping and turning as far as possible.
Fig. 1 is the schematic diagram that in prior art, turning clamp clamps the first state of cone barrel workpiece; Fig. 2 is the schematic diagram that in prior art, turning clamp clamps the second state of cone barrel workpiece.As shown in Figure 1, existing turning clamp is generally by being arranged on the first end (left end shown in Fig. 1) of a plurality of fasteners 13 holding workpieces 11 on chuck 12, make described workpiece 11 keep relative fixing with described chuck 12, after having clamped, by 14 pairs of described workpiece 11 of lathe tool, process.Because the first end of described workpiece 11 is installed between described fastener 13, in the first shown in Fig. 1, clamp under state, cannot process the first end of described workpiece 11, can only process the second end of described workpiece (right-hand member shown in Fig. 1) and outer wall.Therefore, want the first end of described workpiece to process, also need to carry out clamping for the second time as shown in Figure 2.
Adopt this mode that clamps of prior art, cannot disposablely complete the turning processing to cone barrel workpiece, and in operating process, cannot guarantee the axiality that clamps for twice cannot guarantee to clamp for twice the dead in line of the described workpiece in operation.Therefore, adopt turning clamp of the prior art to there is following defect: first, turning clamp needs at least twice of the prior art clamp just and can complete turning operation, and complicated operation, has increased workload; Secondly, repeatedly clamp the axiality that operation cannot guarantee workpiece, thereby affected the accuracy of workpiece turning processing.
Utility model content
In view of this, the utility model provides a kind of turning clamp, is intended to by once having clamped the turning operation to cone barrel workpiece, to overcome the defect of prior art.
Turning clamp provided by the utility model comprises:
Engaging assembly, the inwall of described engaging assembly is provided with internal thread.
Center is provided with the catch of the first through hole.
Mandrel, the outer wall of described mandrel is provided with the external screw thread matching with described internal thread, the first end of described mandrel extends through described engaging assembly, and be connected with the described internal thread of described engaging assembly by described external screw thread, described mandrel is being provided with the first locating part near on the outer wall of the second end, the second end of described mandrel extends through described the first through hole, described the first locating part and described catch butt.
Claw, described claw is articulated with the outer wall of described engaging assembly, described claw with described engage rotating shaft between assembly axially and described mandrel axial vertical.
Further, described engaging assembly comprises:
Sleeve, the center of described sleeve is provided with columniform the second through hole, and the outer wall of described sleeve is hinged with described claw.
Screw, the shape of described screw is cylindrical shape, the center of described screw is axially provided with third through-hole along described screw, the external diameter of described screw is less than or equal to the internal diameter of described the second through hole, the first end of described screw extends through described the second through hole, described screw is provided with the second locating part at the outer wall near the second end, described the second locating part and described sleeve butt, the inwall of described third through-hole is provided with described internal thread, and described screw is connected by the described external screw thread of described internal thread and described mandrel.
Advantageously, described turning clamp also comprises handwheel, and described handwheel is fixedly connected on the end face of the first end of described screw.
Further, the outer wall of described sleeve is hinged with three described claws, and three described claws equidistantly arrange.
Advantageously, the end of described handwheel is connected with rocking bar.
Further, the shape of described catch is annular, the axis of described the first through hole and the dead in line of described catch.
Further, the shape of described the first locating part is annular, and described the first locating part is fixedly set in the outer wall of described mandrel.
Further, the shape of described the second locating part is annular, and described the second locating part is fixedly set in the outer wall of described screw.
After adopting the utility model turning clamp to clamp cone barrel workpiece, lathe tool can be processed the diverse location of workpiece, the utility model turning clamp is by once clamping the turning operation that can complete cone barrel workpiece, avoided the error causing because repeatedly clamping operation, improved the accuracy of turning processing, because clamping the minimizing of number of times, effectively alleviate workload simultaneously, improved operating efficiency.
Accompanying drawing explanation
To describe preferred embodiment in the utility model in detail by accompanying drawing below, will contribute to understand the purpose of this utility model and advantage, wherein:
Fig. 1 is the schematic diagram that in prior art, turning clamp clamps the first state of cone barrel workpiece;
Fig. 2 is the schematic diagram that in prior art, turning clamp clamps the second state of cone barrel workpiece;
Fig. 3 is the schematic diagram of each isolation of components state in the utility model turning clamp preferred embodiment;
Fig. 4 is the front view that the utility model turning clamp preferred embodiment clamps workpiece;
Fig. 5 is that the A-A of Fig. 4 is to cutaway view.
The specific embodiment
Below in conjunction with embodiment, the utility model is elaborated.Wherein identical parts represent with identical Reference numeral.It should be noted that, word 'fornt', 'back', " left side ", " right side ", "up" and "down" that use is described below refer to the direction in accompanying drawing, and word " interior " and " outward " refer to respectively the direction towards or away from specific features geometric center.
Fig. 3 is the schematic diagram of each isolation of components state in the utility model turning clamp preferred embodiment; Fig. 4 is the front view that the utility model turning clamp preferred embodiment clamps workpiece 11; Fig. 5 is that the A-A of Fig. 4 is to cutaway view.As shown in Fig. 3, Fig. 4 or Fig. 5, the turning clamp in preferred embodiment comprises engaging assembly 20, catch 30, mandrel 40 and claw 50.
The inwall of described engaging assembly 20 is provided with internal thread, and described internal thread is for being sleeved on described mandrel 40 by described engaging assembly 20, and makes the described engaging assembly 20 can be along the axially-movable of described mandrel 40.
Described catch 30 center is provided with the first through hole 31, and described the first through hole 31 is for being sleeved on described mandrel 40 by described catch 30.Preferably, the shape of described catch 30 is annulars, the dead in line of the axis of described the first through hole 31 and described catch 30.
The outer wall of described mandrel 40 is provided with the external screw thread matching with described internal thread, and the first end of described mandrel 40 (left end in Fig. 2) extends through described engaging assembly 20, and is connected with the described internal thread of described engaging assembly 20 by described external screw thread.When rotating described engaging assembly 20, due to described internal thread and described externally threaded being connected, make the described engaging assembly 20 can be along the axially-movable of described mandrel 40, thereby change the relative position of described engaging assembly 20 and described mandrel 40.
Described mandrel 40 is being provided with the first locating part 41 near on the outer wall of the second end (right-hand member in Fig. 2), preferably, as shown in Figure 3, described mandrel 40 is disposed with described external screw thread and described the first locating part 41 from left to right, the second end of described the first locating part 41 and described mandrel 40 keeps suitable distance, and this distance can arrange according to different working condition requirements when practical application.The second end of described mandrel 40 extends through described the first through hole 31, described the first locating part 41 and described catch 30 butts, described catch 30 can be free to slide on the described mandrel 40 on the right of described the first locating part 41, when described catch 30 slides into the position with described the first locating part 41 butts, because being subject to stopping of described the first locating part 41, described catch 30 remains at the right of described the first locating part 41, being described catch 30 is less than described the first locating part 41 to the distance of the second end of described mandrel 40 all the time to the distance of the second end of described mandrel 40.Preferably, the shape of described the first locating part 41 is annulars, and described the first locating part 41 is fixedly set in the outer wall of described mandrel 40.
Described claw 50 is articulated with the outer wall of described engaging assembly 20, described claw 50 with described engage rotating shaft between assembly 20 axially and described mandrel 40 axial vertical.Preferably, described claw 50 can and describedly can be realized hingedly with assembly by hinge, and described claw 50 can rotate around the rotating shaft of described hinge.Preferably, the outer wall of described sleeve 21 is hinged with 50, three described claws 50 of three described claws and equidistantly arranges.
Preferably, as shown in Figure 3, described engaging assembly 20 comprises sleeve 21 and screw 23.
The shape of described sleeve 21 is preferably hollow cylindrical, and described sleeve 21 center is provided with the second through hole 22, the central axes of the central axis of described the second through hole 22 and described sleeve 21.The outer wall of described sleeve 21 is hinged with described claw 50, and it is hinged that described claw 50 and described sleeve 21 can be undertaken by hinge, identical with the described connected mode that engages assembly 20 with above described claw 50, repeats no more here.
The shape of described screw 23 is preferably cylindrical shape, described screw 23 center is axially provided with third through-hole 24 along described screw 23, the external diameter of described screw 23 is less than or equal to the internal diameter of described the second through hole 22, and such design is in order to make described sleeve 21 can be sleeved on the outer wall of described screw 23.The first end of described screw 23 (left end in Fig. 2) extends through described the second through hole 22, described screw 23 is provided with the second locating part 25 at the outer wall near the second end (right-hand member in Fig. 2), described the second locating part 25 and described sleeve 21 butts, described the second locating part 25 is spacing for described sleeve 21 is carried out, and makes described sleeve 21 remain on the left side of described screw 23.The inwall of described third through-hole 24 is provided with described internal thread, and described screw 23 is connected by the described external screw thread of described internal thread and described mandrel 40.When rotating described screw 23, described screw 23 can be along the axially-movable of described mandrel 40, thereby changes the relative position of described screw 23 and described mandrel 40.Preferably, the shape of described the second locating part 25 is annulars, and described the second locating part 25 is fixedly set in the outer wall of described screw 23.
Preferably, as shown in Figure 3, described turning clamp also comprises handwheel 60, and described handwheel 60 is fixedly connected on the end face of the first end of described screw 23.The object that described handwheel 60 is set is to rotate in order to operate more easily described screw 23, and when rotating described handwheel 60, described handwheel 60 can drive described screw 23 to rotate, thereby described screw 23 and the relative position of described mandrel 40 are changed.More preferably, can rocking bar be set in the end of described handwheel 60, the better handwheel 60 that operates easily of operating personnel is rotated.
As shown in Fig. 3, Fig. 4 or Fig. 5, in a preferred embodiment, the utility model turning clamp can be realized installing additional the workpiece 11 of cone barrel by following steps: 1. according to structure as described above, all parts of turning clamp is assembled; 2. insert from great Kou one end of the described workpiece 11 of cone barrel the one end (right-hand member in Fig. 4 or Fig. 5) of the turning clamp combining being equipped with to described catch 30, and keep described catch 30 vertical with the central axis of described workpiece 11, and the central axes that keeps central axis and the described workpiece 11 of described mandrel 40, make the edge of described catch 30 and the laminating of the inwall of described workpiece 11; 3. rotate described handwheel 60, drive described screw 23 to rotate, regulate the position of described screw 23 on described mandrel 40, pull described claw 50 simultaneously, make butt inside the end of large mouthful of described claw 50 and described workpiece 11, thereby realize installing additional of described workpiece 11; 4. by the lathe tool on lathe, described workpiece 11 is processed.This mode that clamps can make the outer wall of described workpiece 11 and two end faces all not be blocked, and therefore can disposable described workpiece 11 be processed, and does not need secondary to clamp.It should be noted that, the length of the diameter of the catch 30 of the utility model turning clamp, the length of mandrel 40, the length of screw thread, claw 50 etc. all can be carried out accommodation according to the workpiece of different operating modes or different size, to realize, the workpiece of different size is clamped and is processed.
After adopting the utility model turning clamp to clamp cone barrel workpiece, lathe tool can be processed the diverse location of workpiece, the utility model turning clamp is by once clamping the turning operation that can complete cone barrel workpiece, avoided the error causing because repeatedly clamping operation, improved the accuracy of turning processing, because clamping the minimizing of number of times, effectively alleviate workload simultaneously, improved operating efficiency.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (8)
1. a turning clamp, is characterized in that, described turning clamp comprises:
Engaging assembly, the inwall of described engaging assembly is provided with internal thread;
Center is provided with the catch of the first through hole;
Mandrel, the outer wall of described mandrel is provided with the external screw thread matching with described internal thread, the first end of described mandrel extends through described engaging assembly, and be connected with the described internal thread of described engaging assembly by described external screw thread, described mandrel is being provided with the first locating part near on the outer wall of the second end, the second end of described mandrel extends through described the first through hole, described the first locating part and described catch butt;
Claw, described claw is articulated with the outer wall of described engaging assembly, described claw with described engage rotating shaft between assembly axially and described mandrel axial vertical.
2. turning clamp according to claim 1, is characterized in that, described engaging assembly comprises:
Sleeve, the center of described sleeve is provided with columniform the second through hole, and the outer wall of described sleeve is hinged with described claw;
Screw, the shape of described screw is cylindrical shape, the center of described screw is axially provided with third through-hole along described screw, the external diameter of described screw is less than or equal to the internal diameter of described the second through hole, the first end of described screw extends through described the second through hole, described screw is provided with the second locating part at the outer wall near the second end, described the second locating part and described sleeve butt, the inwall of described third through-hole is provided with described internal thread, and described screw is connected by the described external screw thread of described internal thread and described mandrel.
3. turning clamp according to claim 2, is characterized in that, described turning clamp also comprises handwheel, and described handwheel is fixedly connected on the end face of the first end of described screw.
4. turning clamp according to claim 2, is characterized in that, the outer wall of described sleeve is hinged with three described claws, and three described claws equidistantly arrange.
5. turning clamp according to claim 3, is characterized in that, the end of described handwheel is connected with rocking bar.
6. according to the turning clamp described in any one in claim 1-5, it is characterized in that, the shape of described catch is annular, the axis of described the first through hole and the dead in line of described catch.
7. according to the turning clamp described in any one in claim 1-5, it is characterized in that, the shape of described the first locating part is annular, and described the first locating part is fixedly set in the outer wall of described mandrel.
8. according to the turning clamp described in any one in claim 2-5, it is characterized in that, the shape of described the second locating part is annular, and described the second locating part is fixedly set in the outer wall of described screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420377091.6U CN203993185U (en) | 2014-07-09 | 2014-07-09 | A kind of turning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420377091.6U CN203993185U (en) | 2014-07-09 | 2014-07-09 | A kind of turning clamp |
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| Publication Number | Publication Date |
|---|---|
| CN203993185U true CN203993185U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420377091.6U Active CN203993185U (en) | 2014-07-09 | 2014-07-09 | A kind of turning clamp |
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| CN (1) | CN203993185U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817438A (en) * | 2018-07-05 | 2018-11-16 | 苏州广型模具有限公司 | Internal expanding type hollow cylinder fixture with idler wheel |
| CN108941645A (en) * | 2018-09-22 | 2018-12-07 | 武汉市计量测试检定（研究）所 | Self-centering chuck device |
-
2014
- 2014-07-09 CN CN201420377091.6U patent/CN203993185U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817438A (en) * | 2018-07-05 | 2018-11-16 | 苏州广型模具有限公司 | Internal expanding type hollow cylinder fixture with idler wheel |
| CN108941645A (en) * | 2018-09-22 | 2018-12-07 | 武汉市计量测试检定（研究）所 | Self-centering chuck device |
| CN108941645B (en) * | 2018-09-22 | 2024-05-17 | 武汉市计量测试检定（研究）所 | Self-centering chuck device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |