CN211889880U - Manual swift tight anchor clamps that rise - Google Patents
Manual swift tight anchor clamps that rise Download PDFInfo
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- CN211889880U CN211889880U CN201922424221.2U CN201922424221U CN211889880U CN 211889880 U CN211889880 U CN 211889880U CN 201922424221 U CN201922424221 U CN 201922424221U CN 211889880 U CN211889880 U CN 211889880U
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Abstract
The utility model discloses a manual swift tight anchor clamps that rise, the centre of the base body is equipped with the through-hole of stairstepping, be equipped with the rack dabber that the lower extreme passed the uide bushing in the through-hole, the round platform type structure of upper end for invering of rack dabber, the lower extreme external diameter of round platform type structure is greater than the internal diameter of uide bushing, one side of rack dabber is connected with the one end meshing of gear shaft, the outside of uide bushing is equipped with the tight cover of internal expanding, the inboard upper end of the tight cover of internal expanding is equipped with the hypotenuse structure, the outside of the tight cover lower part of internal expanding is equipped with the supporter, the outside on the tight cover upper portion of internal expanding is equipped with the tight cover of external expanding, the tight cover that rises outward is located on the supporter, be fixed with. The utility model has the advantages of simple structure, stability is high, has both practiced thrift the high cost of making hydraulic pressure, pneumatic frock clamp, has realized the quick clamping of small batch volume, many varieties part again.
Description
Technical Field
The utility model relates to a manual swift tight anchor clamps that rise belongs to the frock clamp technical field of machining tooling.
Background
Under the severe situation that the manufacturing cost and the labor cost of the current product sharply rise, the overall efficiency of the process links is continuously improved, and reasonable control cost is a key factor for continuously improving the competitiveness of enterprises. At present, in the workshop machining numerical control machine tool process, small batch and multiple varieties are common phenomena existing in the workshop, and most of tools are hydraulic and pneumatic automatic clamps. In order to save cost and adapt to reality, some simple and easy tools are sometimes required to be designed, the manufacturing period is shortened, and the overall cost is saved.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: how to shorten the relevant frock preparation cycle at machining digit control machine tool process, practice thrift the cost.
In order to solve the technical problem, the technical scheme of the utility model is to provide a manual rapid tensioning clamp which is characterized by comprising a base body, a step-shaped through hole is arranged in the middle of the base body, a first groove is arranged at the top of the through hole and is matched and connected with the lower end of a guide sleeve, a rack mandrel with the lower end passing through the guide sleeve is arranged in the through hole, the upper end of the rack mandrel is of an inverted round platform structure, the outer diameter of the lower end of the round platform structure is larger than the inner diameter of the guide sleeve, one side of the rack mandrel is meshed and connected with one end of a gear shaft, one end of the gear shaft is arranged at the lower part in the through hole, an inner tensioning sleeve is arranged at the outer side of the guide sleeve, a bevel edge structure matched with the round platform structure at the upper end of the rack mandrel is arranged at the upper end of the inner tensioning sleeve, a support body is arranged at the outer side of the lower part of the, a positioning block is fixed on the support body, the positioning block is arranged on the outer side of the outer tensioning sleeve, and a gap is formed between the positioning block and the outer tensioning sleeve; the supporting body and the inner tensioning sleeve are fixed at the top end of the base body, and the outer tensioning sleeve is fixed on the supporting body; the upper parts of the inner tensioning sleeve and the outer tensioning sleeve are respectively of an expandable structure; the upper ends of the inner tensioning sleeve and the outer tensioning sleeve are higher than the upper end of the positioning block.
Preferably, the bottom of the base body is provided with a bottom plate, and the bottom plate covers the through hole in the middle of the base body; an upper cover plate is fixed at the top of the rack mandrel, and the outer diameter of the upper cover plate is larger than that of the upper end of the inner expansion tightening sleeve.
Preferably, the expandable structure is a tubular structure with a plurality of slots formed on the circumference of the end portion of the tubular structure and penetrating the interior of the tubular structure.
Preferably, the upper end of the guide sleeve is of a tubular structure, and the lower end of the guide sleeve is of a flange structure; the lower end of the inner tensioning sleeve is of a flange structure, the lower end of the inner tensioning sleeve is pressed on the flange structure at the lower end of the guide sleeve, and the flange structure at the lower end of the inner tensioning sleeve is fixed on the base body; the lower end of the support body is pressed on a flange structure at the lower end of the inner tensioning sleeve, and a third groove matched with the lower end of the outer tensioning sleeve is formed in the inner side of the upper end of the support body; the lower end of the outer tensioning sleeve is of a flange structure, and the flange structure at the lower end of the outer tensioning sleeve is fixed in the third groove.
Preferably, the inner side of the lower end of the inner tensioning sleeve is provided with a circle of bulges, and the bulges are pressed on a flange structure at the lower end of the guide sleeve; the inner diameter of the bulge is matched with the outer diameter of the upper part of the guide sleeve.
Preferably, a second groove is arranged above the first groove, and a flange structure at the lower end of the inner tensioning sleeve is arranged in the second groove matched with the inner tensioning sleeve.
Preferably, the other end of the gear shaft is connected with a wrench, one end of the wrench is arranged in the base body, the other end of the wrench is arranged on the outer side of the base body, a pressing sleeve is fixed on the wrench, small holes penetrating through the front end and the rear end of the pressing sleeve are formed in the pressing sleeve, a spring and a ball are arranged in the small holes, one end of the spring abuts against the ball, the other end of the spring abuts against a cap nut, the cap nut covers and is fixed to one end of the small hole of the pressing sleeve, and one end of the ball is exposed out; the base body is fixed with and presses the cover to be connected the fixed block, is equipped with on the fixed block to expose aperture part assorted recess with the ball.
Preferably, the positioning block is provided with a positioning pin for positioning the workpiece.
The utility model discloses an anchor clamps will set up manual simple and easy ground quick clamping of cover class part on the frock, easy operation, low cost realize the hole class of part, groove class processing. The utility model has the characteristics of simple structure, stability is high, has both practiced thrift the high cost of making hydraulic pressure, pneumatic frock clamp, has realized the quick clamping of small batch, many varieties part again, can adapt to the pan cover class part, many varieties specification, the small batch production etc. of workshop ubiquitous.
Drawings
FIG. 1 is a front cross-sectional view of a manual quick tensioning clamp;
FIG. 2 is a side cross-sectional view of a manual quick tensioning clamp;
FIG. 3 is a top view of a manual quick tensioning clamp;
FIG. 4 is an enlarged view of a portion of FIG. 3 at location I;
fig. 5 is an exploded assembly view of a manual quick tensioning clamp.
Detailed Description
In order to make the present invention more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.
The utility model relates to a manual swift tight anchor clamps that rise, as shown in fig. 1-5, it includes the base body 2, the centre of the base body 2 is equipped with the through-hole of stairstepping, the top of through-hole is equipped with first recess, first recess and 5 lower extreme accordant connection of uide bushing, be equipped with the rack dabber 4 that the lower extreme passed uide bushing 5 in the through-hole, the round platform type structure of upper end for invering of rack dabber 4, the lower extreme external diameter of round platform type structure is greater than the internal diameter of uide bushing 5, one side of rack dabber 4 is connected with the one end meshing of gear shaft 3, the lower part in the through-hole is located to the one end of gear shaft 3, the outside of uide bushing 5 is equipped with the tight cover 6 of internal expanding, the top of first recess is equipped with the second recess, the flange structure of the tight. The upper end of the inner side of the inner expansion tight sleeve 6 is provided with a bevel edge structure matched with a circular platform structure at the upper end of the rack mandrel 4, the outer side of the lower part of the inner expansion tight sleeve 6 is provided with a support body 7, the outer side of the upper part of the inner expansion tight sleeve 6 is provided with an outer expansion tight sleeve 8, the outer expansion tight sleeve 8 is arranged on the support body 7, a positioning block 9 is fixed on the support body 7, and a positioning pin for positioning a workpiece 10 is arranged on the positioning block 9. The positioning block 9 is arranged on the outer side of the outer tensioning sleeve 8, and a gap is formed between the positioning block 9 and the outer tensioning sleeve 8; the supporting body 7 and the inner expansion sleeve 6 are fixed at the top end of the base body 2, and the outer expansion sleeve 8 is fixed on the supporting body 7; the upper parts of the inner expansion tightening sleeve 6 and the outer expansion tightening sleeve 8 are both of an expandable structure, and the expandable structure is a plurality of grooves penetrating through the inside of the tubular structure on the circumference of the end part of the tubular structure. Namely, the circumference of the inner expansion sleeve 6 and the outer expansion sleeve 8 is provided with a slot to realize expansion and contraction. The upper ends of the inner expansion sleeve 6 and the outer expansion sleeve 8 are higher than the upper end of the positioning block 9. The bottom of the base body 2 is provided with a bottom plate 1, and the bottom plate 1 covers the through hole in the middle of the base body 2; an upper cover plate 11 is fixed at the top of the rack mandrel 4, and the outer diameter of the upper cover plate 11 is larger than that of the upper end of the internal expansion tightening sleeve 6.
The upper end of the guide sleeve 5 is of a tubular structure, and the lower end of the guide sleeve 5 is of a flange structure; the lower end of the inner expansion sleeve 6 is of a flange structure, the lower end of the inner expansion sleeve 6 is pressed on the flange structure at the lower end of the guide sleeve 5, and the flange structure at the lower end of the inner expansion sleeve 6 is fixed on the base body 2; the lower end of the support body 7 is pressed on a flange structure at the lower end of the inner expansion sleeve 6, and a third groove matched with the lower end of the outer expansion sleeve 8 is formed in the inner side of the upper end of the support body 7; the lower end of the outer expansion tight sleeve 8 is of a flange structure, and the flange structure at the lower end of the outer expansion tight sleeve 8 is fixed in the third groove. The inner side of the lower end of the inner tensioning sleeve 6 is provided with a circle of bulges which are pressed on a flange structure at the lower end of the guide sleeve 5; the inner diameter of the bulge is matched with the outer diameter of the upper part of the guide sleeve 5.
The end part of the gear shaft 3 is provided with a positioning groove which is perpendicular to the rack core shaft 4 by 90 degrees to form a gear rack mechanism.
The other end of the gear shaft 3 is connected with a spanner 12, one end of the spanner 12 is arranged in the base body 2, the other end of the spanner 12 is arranged on the outer side of the base body 2, a pressing sleeve 14 is fixed on the spanner 12, small holes penetrating through the front end and the rear end of the pressing sleeve 14 are formed in the pressing sleeve 14, a spring 15 and a ball 16 are arranged in the small holes, one end of the spring 15 abuts against the ball 16, the other end of the spring 15 abuts against a cap nut 13, the cap nut 13 is covered and fixed at one end of the small hole of the pressing sleeve 14, and one end of the ball 16; a fixed block connected with the pressing sleeve 14 is fixed on the base body 2, and a groove matched with the part of the ball 16 exposed out of the small hole is arranged on the fixed block.
As shown in figure 1, when in use, the utility model has the following specific operation steps:
(1) firstly, the wrench 12 is rotated left to a horizontal initial position; the rack mandrel 4 is in a high-rise state;
(2) sleeving a workpiece 10 on the inner expansion sleeve 6, and positioning the workpiece with the pin of the positioning block 9;
(3) the wrench 12 is rotated by 180 degrees rightwards to a horizontal position, and the outer conical surface of the rack mandrel 4 is expanded to enable the inner tensioning sleeve 6 and the outer tensioning sleeve 8 to expand outwards, namely the inverted round platform structure downwards props the inner tensioning sleeve 6 and the outer tensioning sleeve 8;
(4) after the wrench 12 is rotated rightwards to be horizontal, the ball 16 realizes the positioning of the gear shaft 3 to prevent the torque from returning, thereby realizing the rapid positioning and clamping.
The utility model discloses an excellent in use is: the high cost of hydraulic and pneumatic tools is saved, the rapid clamping of small-batch and multi-product disc sleeve parts is realized, the operation is simple and easy, and the cost is saved.
Claims (8)
1. A manual rapid tensioning clamp is characterized by comprising a base body (2), a step-shaped through hole is formed in the middle of the base body (2), a first groove is formed in the top of the through hole and is connected with the lower end of a guide sleeve (5) in a matched mode, a rack mandrel (4) with the lower end penetrating through the guide sleeve (5) is arranged in the through hole, the upper end of the rack mandrel (4) is of an inverted round platform type structure, the outer diameter of the lower end of the round platform type structure is larger than the inner diameter of the guide sleeve (5), one side of the rack mandrel (4) is connected with one end of a gear shaft (3) in a meshed mode, one end of the gear shaft (3) is arranged at the lower portion in the through hole, an inner tensioning sleeve (6) is arranged on the outer side of the guide sleeve (5), a bevel edge structure matched with the round platform type structure at the upper end of the rack mandrel (4) is arranged at the upper end of the inner tensioning sleeve (, an outer expansion sleeve (8) is arranged on the outer side of the upper part of the inner expansion sleeve (6), the outer expansion sleeve (8) is arranged on the support body (7), a positioning block (9) is fixed on the support body (7), the positioning block (9) is arranged on the outer side of the outer expansion sleeve (8), and a gap is formed between the positioning block (9) and the outer expansion sleeve (8); the supporting body (7) and the inner expansion sleeve (6) are fixed at the top end of the base body (2), and the outer expansion sleeve (8) is fixed on the supporting body (7); the upper parts of the inner expansion sleeve (6) and the outer expansion sleeve (8) are both of an expandable structure; the upper ends of the inner expansion tightening sleeve (6) and the outer expansion tightening sleeve (8) are higher than the upper end of the positioning block (9).
2. A manual rapid tensioning clamp as claimed in claim 1, wherein the bottom of the base body (2) is provided with a bottom plate (1), and the bottom plate (1) covers a through hole with a stepped shape in the middle of the base body (2); an upper cover plate (11) is fixed at the top of the rack mandrel (4), and the outer diameter of the upper cover plate (11) is larger than that of the upper end of the internal expansion tightening sleeve (6).
3. The manual quick tensioning clamp as claimed in claim 1, wherein the expandable structure is a tubular structure having a plurality of slots formed on the circumference of the end portion thereof and extending through the interior of the tubular structure.
4. The manual rapid tensioning clamp as claimed in claim 1, wherein the upper end of the guide sleeve (5) is of a tubular structure, and the lower end of the guide sleeve (5) is of a flange structure; the lower end of the inner tensioning sleeve (6) is of a flange structure, the lower end of the inner tensioning sleeve (6) is pressed on the flange structure at the lower end of the guide sleeve (5), and the flange structure at the lower end of the inner tensioning sleeve (6) is fixed on the base body (2); the lower end of the support body (7) is pressed on a flange structure at the lower end of the inner expansion sleeve (6), and a third groove matched with the lower end of the outer expansion sleeve (8) is formed in the inner side of the upper end of the support body (7); the lower end of the outer expansion tight sleeve (8) is of a flange structure, and the flange structure at the lower end of the outer expansion tight sleeve (8) is fixed in the third groove.
5. A manual rapid tensioning clamp as claimed in claim 4, characterized in that a circle of bulges are arranged on the inner side of the lower end of the inner tensioning sleeve (6) and press on the flange structure at the lower end of the guide sleeve (5); the inner diameter of the bulge is matched with the outer diameter of the upper part of the guide sleeve (5).
6. A manual rapid tensioning clamp as claimed in claim 4, characterized in that a second groove is arranged above the first groove, and a flange structure at the lower end of the inner tensioning sleeve (6) is arranged in the second groove matched with the second groove.
7. The manual quick tensioning clamp as claimed in claim 1, wherein the other end of the gear shaft (3) is connected with a wrench (12), one end of the wrench (12) is arranged in the base body (2), the other end of the wrench (12) is arranged outside the base body (2), a pressing sleeve (14) is fixed on the wrench (12), small holes penetrating through the front end and the rear end of the pressing sleeve (14) are formed in the pressing sleeve (14), a spring (15) and a ball (16) are arranged in the small holes, one end of the spring (15) abuts against the ball (16), the other end of the spring (15) abuts against a cap nut (13), the cap nut (13) covers one end of the small hole of the pressing sleeve (14) and is fixed, and one end of the ball (16) is exposed out of a port of the other end of the small hole; a fixed block connected with the pressing sleeve (14) is fixed on the base body (2), and a groove matched with the part of the ball (16) exposed out of the small hole is arranged on the fixed block.
8. The manual quick tensioning clamp as claimed in claim 1, wherein the positioning block (9) is provided with a positioning pin for positioning the workpiece (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922424221.2U CN211889880U (en) | 2019-12-30 | 2019-12-30 | Manual swift tight anchor clamps that rise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922424221.2U CN211889880U (en) | 2019-12-30 | 2019-12-30 | Manual swift tight anchor clamps that rise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211889880U true CN211889880U (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922424221.2U Active CN211889880U (en) | 2019-12-30 | 2019-12-30 | Manual swift tight anchor clamps that rise |
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| Country | Link |
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| CN (1) | CN211889880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579278A (en) * | 2021-07-16 | 2021-11-02 | 浙江天马轴承集团有限公司 | Hydraulic jack catch for finish turning of bearing ring |
-
2019
- 2019-12-30 CN CN201922424221.2U patent/CN211889880U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579278A (en) * | 2021-07-16 | 2021-11-02 | 浙江天马轴承集团有限公司 | Hydraulic jack catch for finish turning of bearing ring |
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