CN214489750U - Stable clamp for square part - Google Patents
Stable clamp for square part Download PDFInfo
- Publication number
- CN214489750U CN214489750U CN202120781604.XU CN202120781604U CN214489750U CN 214489750 U CN214489750 U CN 214489750U CN 202120781604 U CN202120781604 U CN 202120781604U CN 214489750 U CN214489750 U CN 214489750U
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- lead screw
- chuck
- jack catch
- bevel gear
- square part
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Abstract
The utility model relates to a machine tool clamp technical field discloses a be used for square part stable form anchor clamps, which comprises a chuck, the inside rotation of chuck is connected with first lead screw, the middle part fixed mounting of first lead screw has first bevel gear, first bevel gear's both sides all mesh there is second bevel gear, one side fixed mounting of second bevel gear has the second lead screw, the equal threaded connection in middle part of first lead screw and second lead screw has middle jack catch, the both sides of middle jack catch all are provided with the side jack catch, one side of side jack catch is provided with the limit jack catch. The utility model has the advantages of it is following and effect: when square part is great, through rotating the chuck spanner, middle jack catch, side jack catch and limit jack catch press from both sides tight square part jointly at last, can conveniently press from both sides tight square part according to the different tight areas of clamp of size adjustment of square part when setting up like this, avoid square part to lead to the part to move in the course of working because of pressing from both sides tight area undersize.
Description
Technical Field
The utility model relates to a machine tool clamp technical field, in particular to be used for square part stable form anchor clamps.
Background
The jig is a device for fixing a processing object in a machine manufacturing process so that the processing object has a correct position, and thus the fixed processing object is subjected to construction or inspection.
At present, when a square structure is machined, because a traditional machining clamp cannot clamp the square structure well, in the machining process, the square structure is easy to shift due to loose clamping in the machining process, the surface machining precision of the square part is low or the square part becomes a waste product, and therefore improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be used for square part stable form anchor clamps has the effect that conveniently presss from both sides tight square part.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a be used for square part stable form anchor clamps, includes the chuck, the inside of chuck is rotated and is connected with first lead screw, the middle part fixed mounting of first lead screw has first bevel gear, first bevel gear's both sides all mesh there is second bevel gear, one side fixed mounting of second bevel gear has the second lead screw, jack catch in the middle of the equal threaded connection in middle of first lead screw and second lead screw, the both sides of middle jack catch all are provided with the side jack catch, one side of side jack catch is provided with the limit jack catch, the equal fixed mounting in inside of side jack catch and limit jack catch has the spring, the one end fixedly connected with litter of spring, the inside of chuck is provided with the shifting chute, one side of shifting chute is provided with the draw-in groove.
By adopting the technical scheme, after a square part is placed in the middle of the chuck by arranging the chuck, the first lead screw is rotated by the chuck wrench, the first lead screw rotates to drive the first bevel gear to rotate, the second bevel gear drives the second lead screw to rotate, the first lead screw and the second lead screw rotate to drive the four middle claws to draw close inwards, because the middle claws, the side claws and the side claws are connected by the sliding rods, the middle claws move to drive the side claws and the side claws to move together, if the square part is small, when the sliding rods in the side claws move to the position of one side groove of the moving groove, one end of the sliding rods in the side claws are clamped in the clamping groove under the action of the spring, the other end of the sliding rods is separated from the side claws, at the moment, the middle claws and the side claws move to the center, the side claws stop moving, and when the side claws move to the position of the other pair of clamping grooves in the moving groove, the slide rod in the side clamping jaw enables one end of the slide rod to be clamped in the clamping groove under the action of the spring, the other end of the slide rod is separated from the middle clamping jaw, only the middle clamping jaw continues to move at the moment, and finally, the middle clamping jaw clamps the square part.
The utility model discloses a further set up to: the bottom of shifting chute is provided with the slide rail, the bottom of side jack catch and limit jack catch all is provided with the spout.
Through adopting above-mentioned technical scheme, through setting up the slide rail, make the bottom and the chuck sliding connection of side jack catch and limit jack catch through the slide rail, control the direction of motion of side jack catch and limit jack catch.
The utility model discloses a further set up to: the middle clamping jaw comprises a clamping jaw, a threaded sleeve is fixedly connected to the bottom end of the clamping jaw, and the two sides of the threaded sleeve are both connected with the chuck in a sliding mode.
Through adopting above-mentioned technical scheme, through setting up middle jack catch, the lead screw rotates and makes the thread bush remove, and the thread bush removes and makes the jack catch remove.
The utility model discloses a further set up to: the clamping device comprises a chuck, a first lead screw, a second lead screw, a shaft sleeve, a chuck, a first lead screw, a second lead screw, a third lead screw, a fourth lead screw, a fifth lead screw, a sixth lead screw, a fourth.
Through adopting above-mentioned technical scheme, through four corners cylinder head in setting up, inject four corners cylinder head in into chuck spanner's one end, then rotate chuck spanner and make first lead screw and first lead screw rotate.
The utility model discloses a further set up to: the quantity of middle jack catch is four, four middle jack catch sets up in the inside of chuck with the form of circumference array.
Through adopting above-mentioned technical scheme, through setting up middle jack catch, use four middle jack catches, make every middle jack catch correspond a side of square part to press from both sides tight square part.
The utility model discloses a further set up to: the top fixed mounting of chuck has the dismantlement board, the inside of dismantling the board is provided with the bolt, one side of dismantling the board is through bolt and chuck fixed mounting.
Through adopting above-mentioned technical scheme, dismantle the board through setting up, unscrew the bolt, then take off the dismantlement board from the chuck to change or adjust inside part.
The utility model has the advantages that:
1. when the device is used, after a square part is placed in the middle of the chuck, the first lead screw is rotated by a chuck wrench, the first lead screw is rotated to rotate a first bevel gear, the first bevel gear is rotated to drive a second lead screw to rotate, the first lead screw and the second lead screw rotate to drive four middle claws to move inwards, the middle claws, the side claws and the side claws are connected by a sliding rod, so that the middle claws move to drive the side claws and the side claws to move together, if the square part is small, when the sliding rod in the side claws moves to the position of the clamping groove on one side of the moving groove, one end of the sliding rod in the side claws is clamped in the clamping groove under the action of the spring, the other end of the sliding rod is separated from the side claws, and the middle claws and the side claws move towards the center, the side clamping jaws stop moving, when the side clamping jaws move to the other pair of clamping grooves in the moving groove, one end of a sliding rod in each side clamping jaw is clamped in each clamping groove under the action of a spring, the other end of the sliding rod is separated from the middle clamping jaw, only the middle clamping jaw continues to move at the moment, and finally the middle clamping jaw clamps the square part.
2. Through the matching arrangement of the chuck, the first lead screw, the second lead screw, the middle clamping jaw, the side clamping jaw, the spring and the sliding rod, when a square part needs to be loosened, the first lead screw is rotated through the chuck wrench, the first lead screw is rotated to rotate the first bevel gear, the first bevel gear is rotated to drive the second lead screw to rotate, the first lead screw and the second lead screw are rotated to enable the four middle clamping jaws to be outwards scattered, when the middle clamping jaw moves to the position where the side clamping jaw stays, the middle clamping jaw pushes the side clamping jaw to move, because one side of the clamping groove is a bevel edge, the sliding rod in the side clamping jaw moves towards the direction of the middle clamping jaw, so that the side clamping jaw and the middle clamping jaw are connected through the sliding rod, when the side clamping jaw and the middle clamping jaw move to the position where the side clamping jaw stays, the side clamping jaw pushes the side clamping jaw to move, the sliding rod in the side clamping jaw moves towards the direction of the side clamping jaw, so that the side clamping jaw and the side clamping jaw are connected through the sliding rod, after the use is finished, the chuck wrench can be conveniently reset.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
fig. 4 is a schematic structural view of the slide rod of the present invention.
In the figure, 1, chuck; 2. a first lead screw; 3. a first bevel gear; 4. a second bevel gear; 5. a second lead screw; 6. a middle jaw; 7. a side jaw; 8. an edge jaw; 9. a spring; 10. a slide rod; 11. a moving groove; 12. a card slot; 13. a slide rail; 14. a cylindrical head with four inner corners; 15. disassembling the plate; 16. a shaft sleeve; 601. a claw; 602. and (4) a threaded sleeve.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, a stable fixture for square parts, comprising a chuck 1, a first lead screw 2 is rotatably connected inside the chuck 1, a first bevel gear 3 is fixedly installed in the middle of the first lead screw 2, two sides of the first bevel gear 3 are respectively engaged with a second bevel gear 4, a second lead screw 5 is fixedly installed on one side of the second bevel gear 4, middle jaws 6 are respectively and threadedly connected in the middle of the first lead screw 2 and the second lead screw 5, side jaws 7 are respectively installed on two sides of the middle jaws 6, side jaws 8 are respectively installed on one side of the side jaws 7, springs 9 are respectively and fixedly installed inside the side jaws 7 and the side jaws 8, a slide rod 10 is fixedly connected to one end of each spring 9, a moving groove 11 is arranged inside the chuck 1, a clamping groove 12 is arranged on one side of the moving groove 11, after a square part is placed in the middle of the chuck 1, the first lead screw 2 is rotated by a chuck wrench, the first lead screw 2 rotates to make the first bevel gear 3 rotate, the first bevel gear 3 rotates to make the second bevel gear 4 drive the second lead screw 5 to rotate, the first lead screw 2 and the second lead screw 5 rotate to make the four middle claws 6 draw close inwards, because the middle claws 6, the side claws 7 and the side claws 8 are connected by the slide rods 10, the middle claws 6 move to drive the side claws 7 and the side claws 8 to move together, if the square part is small, when the slide rods 10 in the side claws 8 move to the positions of the clamping grooves 12 at one side of the moving groove 11, the slide rods 10 in the side claws 8 clamp one end of each side claw in the clamping groove 12 under the action of the springs 9, the other end of each side claw 7 is separated from the side claws 7, at the moment, the middle claws 6 and the side claws 7 move to the center, the side claws 8 stop moving, when the side claws 7 move to the positions of the other pair of clamping grooves 12 in the moving groove 11, the slide rods 10 in the side claws 7 clamp one end of each side claw in the clamping groove 12 under the action of the springs 9, the other end is separated from the middle clamping jaw 6, only the middle clamping jaw 6 continues to move at the moment, finally the middle clamping jaw 6 clamps the square part, when the square part is generally large, the middle clamping jaw 6 and the side clamping jaw 7 clamp the square part together, when the square part is large, the middle clamping jaw 6, the side clamping jaw 7 and the side clamping jaw 8 clamp the square part together, different clamping areas can be adjusted according to the size of the square part, the square part is convenient to clamp, the situation that the square part moves in the machining process due to the fact that the clamping area is too small is avoided, the bottom end of the moving groove 11 is provided with a sliding rail 13, the bottom ends of the side clamping jaw 7 and the side clamping jaw 8 are provided with sliding grooves, the bottom ends of the side clamping jaw 7 and the side clamping jaw 8 are connected with the chuck in a sliding mode through the sliding rail 13, the moving directions of the side clamping jaw 7 and the side clamping jaw 8 are controlled, the middle clamping jaw 6 comprises a clamping jaw 601, the bottom end of each clamping jaw 601 is fixedly connected with a threaded sleeve 602, two sides of each threaded sleeve 602 are slidably connected with a chuck 1, the lead screw rotates to move the threaded sleeve 602, the threaded sleeve 602 moves to move the clamping jaws 601, one end of each first lead screw 2 and one end of each second lead screw 5 are fixedly provided with a shaft sleeve 16, one end of each first lead screw 2 and one end of each second lead screw 5 are rotatably connected with the chuck 1 through the shaft sleeves 16, the other end of each first lead screw 2 is fixedly connected with an inner quadrangular cylinder head 14, one end of a chuck wrench is inserted into the inner quadrangular cylinder head 14, then the chuck wrench is rotated to rotate the first lead screws 2 and the first lead screws 2, the number of the middle clamping jaws 6 is four, the four middle clamping jaws 6 are arranged inside the chuck 1 in a circumferential array manner, the four middle clamping jaws 6 are used, each middle clamping jaw 6 corresponds to one side face of a square part to clamp the square part, the top end of the chuck 1 is fixedly provided with a dismounting plate 15, the inner portion of the detaching plate 15 is provided with a bolt, one side of the detaching plate 15 is fixedly mounted with the chuck 1 by the bolt, the bolt is unscrewed, and then the detaching plate 15 is removed from the chuck 1, thereby replacing or adjusting the inner components.
In the utility model, through the matching arrangement among the chuck 1, the first lead screw 2, the second lead screw 5, the middle claw 6, the side claw 7, the side claw 8, the spring 9 and the slide rod 10, when the device is used, after a square part is placed in the middle of the chuck 1, the first lead screw 2 is rotated by a chuck wrench, the first lead screw 2 is rotated to rotate the first bevel gear 3, the first bevel gear 3 is rotated to rotate the second bevel gear 4 to drive the second lead screw 5, the first lead screw 2 and the second lead screw 5 are rotated to draw the four middle claws 6 inwards, because the middle claws 6, the side claws 7 and the side claws 8 are connected through the slide rod 10, the middle claws 6 move to drive the side claws 7 and the side claws 8 to move together, if the square part is smaller, when the slide rod 10 in the side claws 8 moves to the position of the movable groove 11 side 12, the slide rod clamping groove 10 in the side claws 8 clamps one end thereof in the clamping groove 12 under the action of the spring 9, the other end is separated from the side clamping jaw 7, at the moment, the middle clamping jaw 6 and the side clamping jaw 7 move towards the center, the side clamping jaw 8 stops moving, when the side clamping jaw 7 moves to the position of the other pair of clamping grooves 12 in the moving groove 11, the sliding rod 10 in the side clamping jaw 7 enables one end to be clamped in the clamping groove 12 under the action of the spring 9, the other end is separated from the middle clamping jaw 6, only the middle clamping jaw 6 continues moving at the moment, and finally the middle clamping jaw 6 clamps the square part, when the square part is generally large, the middle clamping jaw 6 and the side clamping jaw 7 clamp the square part together, when the square part is large, the middle clamping jaw 6, the side clamping jaw 7 and the side clamping jaw 8 clamp the square part together, when different clamping areas can be adjusted according to the size of the square part, the square part is convenient to clamp, and the part is prevented from moving in the machining process due to the fact that the clamping area is too small, through the matching arrangement among the chuck 1, the first lead screw 2, the second lead screw 5, the middle claws 6, the side claws 7, the side claws 8, the spring 9 and the sliding rod 10, when a square part needs to be loosened, the first lead screw 2 is rotated through a chuck wrench, the first lead screw 2 is rotated to rotate the first bevel gear 3, the first bevel gear 3 is rotated to drive the second lead screw 5 to rotate the second bevel gear 4, the first lead screw 2 and the second lead screw 5 are rotated to enable the four middle claws 6 to be outwards spread, when the middle claws 6 move to the positions where the side claws 7 stay, the middle claws 6 push the side claws 7 to move, because one side of the clamping groove 12 is a bevel edge, the sliding rod 10 in the side claws 7 moves towards the middle claws 6, so that the side claws 7 and the middle claws 6 are connected through the sliding rod 10, when the side claws 7 and the middle claws 6 move to the positions where the side claws 8 stay, the side jaw 7 pushes the side jaw 8 to move, the sliding rod 10 in the side jaw 8 moves towards the side jaw 7, so that the side jaw 8 and the side jaw 7 are connected through the sliding rod 10, and the side jaw 8 and the side jaw 7 can be conveniently reset by using the chuck wrench after the use.
Claims (6)
1. The utility model provides a be used for square part stable form anchor clamps, includes chuck (1), its characterized in that: a first lead screw (2) is rotatably connected inside the chuck (1), a first bevel gear (3) is fixedly arranged in the middle of the first lead screw (2), two sides of the first bevel gear (3) are respectively engaged with a second bevel gear (4), one side of the second bevel gear (4) is fixedly provided with a second screw rod (5), the middle parts of the first lead screw (2) and the second lead screw (5) are both in threaded connection with a middle claw (6), side clamping jaws (7) are arranged on both sides of the middle clamping jaw (6), side clamping jaws (8) are arranged on one sides of the side clamping jaws (7), springs (9) are fixedly arranged inside the side clamping jaws (7) and the side clamping jaws (8), one end of the spring (9) is fixedly connected with a sliding rod (10), a moving groove (11) is formed in the chuck (1), and a clamping groove (12) is formed in one side of the moving groove (11).
2. A stabilized fixture for square parts according to claim 1, wherein: the bottom of shifting chute (11) is provided with slide rail (13), the bottom of side jack catch (7) and limit jack catch (8) all is provided with the spout.
3. A stabilized fixture for square parts according to claim 1, wherein: middle jack catch (6) are including jack catch (601), the bottom fixedly connected with thread bush (602) of jack catch (601), the both sides of thread bush (602) all with chuck (1) sliding connection.
4. A stabilized fixture for square parts according to claim 1, wherein: the clamping device is characterized in that shaft sleeves (16) are fixedly mounted at one ends of the first lead screw (2) and the second lead screw (5), one ends of the first lead screw (2) and the second lead screw (5) are rotatably connected with the chuck (1) through the shaft sleeves (16), and the other end of the first lead screw (2) is fixedly connected with an inner four-corner cylindrical head (14).
5. A stabilized fixture for square parts according to claim 1, wherein: the number of the middle clamping jaws (6) is four, and the four middle clamping jaws (6) are arranged in the chuck (1) in a circumferential array mode.
6. A stabilized fixture for square parts according to claim 1, wherein: the top fixed mounting of chuck (1) has dismantlement board (15), the inside of dismantling board (15) is provided with the bolt, one side of dismantling board (15) is through bolt and chuck (1) fixed mounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120781604.XU CN214489750U (en) | 2021-04-14 | 2021-04-14 | Stable clamp for square part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120781604.XU CN214489750U (en) | 2021-04-14 | 2021-04-14 | Stable clamp for square part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214489750U true CN214489750U (en) | 2021-10-26 |
Family
ID=78203296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120781604.XU Active CN214489750U (en) | 2021-04-14 | 2021-04-14 | Stable clamp for square part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214489750U (en) |
-
2021
- 2021-04-14 CN CN202120781604.XU patent/CN214489750U/en active Active
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