CN217475859U - Puller - Google Patents
Puller Download PDFInfo
- Publication number
- CN217475859U CN217475859U CN202222225645.8U CN202222225645U CN217475859U CN 217475859 U CN217475859 U CN 217475859U CN 202222225645 U CN202222225645 U CN 202222225645U CN 217475859 U CN217475859 U CN 217475859U
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- Prior art keywords
- connecting rod
- base
- claw
- positioning
- pull
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Abstract
The utility model discloses be suitable for repair tools technical field, provide a puller, include: the device comprises a base, a plurality of connecting rods, a pull claw and a force application screw rod, wherein one end of each connecting rod is connected with the base in a shaft mode, the other end of each connecting rod is connected with the pull claw in a shaft mode, and the force application screw rod is connected with the base in a screw mode; the pull claws are uniformly arranged around the base, the connecting rod is provided with positioning marbles, the positioning marbles are elastically connected with the connecting rod, and the pull claws and the base are provided with a plurality of positioning holes corresponding to the positioning marbles. Therefore, the utility model discloses an annular sets up the locating hole around the connecting rod with the mounting hole of drawing between claw, base and the connecting rod, through the cooperation of location pellet shot from a slingshot and locating hole for the connecting rod with draw claw, base and connecting rod to keep certain angle, has avoided drawing the random rotation of claw, has reduced the degree of difficulty of manual operation, and it is more convenient to use.
Description
Technical Field
The utility model relates to a repair tools technical field, in particular to draw horse.
Background
The puller is an auxiliary tool commonly used in the mechanical repair industry, and is used for axially disassembling waste bearings, couplings, belt pulleys and the like. The basis is drawn the claw quantity and is distinguished, can be divided into two claws and draw the horse with the three-jaw, wherein the three-jaw draws the horse more steady, draw the horse in the use generally will draw the lower surface of the upper surface butt of claw lower extreme at the bearing through manual, in the installation, because the complete butt of application of force threaded rod is not yet epaxial, draw the claw and still can not direct butt bearing, need artifical handheld whole claws that draw, will all draw the horse to carry out the pre-fixing, then rotate application of force screw rod again, until draw the claw to rely on the tensioning force butt of application of force screw rod in the below of bearing. When the three-jaw puller is used for pre-fixing the pulling jaws, the three pulling jaws are difficult to be fixed by a single hand, the operation is complicated in the process, the three-jaw puller is not easy to operate by a single person, and the use is inconvenient.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
To foretell defect, the utility model aims to provide a draw horse, the utility model discloses an add auxiliary positioning device between drawing claw and connecting rod for draw the claw to pass through the connecting rod and can obtain prepositioning, convenient operation and use.
In order to achieve the above object, the utility model provides a puller, include: the device comprises a base, a plurality of connecting rods, a plurality of pulling claws and a force application screw rod, wherein one end of each connecting rod is connected with the base in a shaft mode, the other end of each connecting rod is connected with the pulling claw in a shaft mode, and the force application screw rod is connected with the base in a screw mode; the pull claws are uniformly arranged around the base, the connecting rod is provided with positioning marbles, the positioning marbles are elastically connected with the connecting rod, and the pull claws and the base are provided with a plurality of positioning holes corresponding to the positioning marbles.
According to the utility model discloses a draw horse, the connecting rod corresponds location marble is equipped with installation space.
According to the utility model discloses a draw the horse, it is a plurality of the locating hole is evenly arranged around the mounting hole.
According to the utility model discloses a draw the horse, it inhales the piece to be equipped with the magnetism on the working face of claw to draw, it is not higher than to inhale the piece magnetism the working face.
According to the utility model discloses a draw the horse, the piece is strong magnet to magnetism.
According to the utility model discloses a puller, the quantity of location pellet shot from a slingshot has a plurality ofly.
The utility model discloses a: the device comprises a base, a plurality of connecting rods, a pull claw and a force application screw rod, wherein one end of each connecting rod is connected with the base in a shaft mode, the other end of each connecting rod is connected with the pull claw in a shaft mode, and the force application screw rod is connected with the base in a screw mode; the pull claws are uniformly arranged around the base, the connecting rod is provided with positioning marbles, the positioning marbles are elastically connected with the connecting rod, and the pull claws and the base are provided with a plurality of positioning holes corresponding to the positioning marbles; the utility model discloses an at the connecting rod with draw the mounting hole around the annular between claw, base and the connecting rod set up the locating hole, through the cooperation of location pellet shot from a slingshot with a slingshot and locating hole for the connecting rod with draw claw, base and connecting rod to keep certain angle, has avoided drawing the random rotation of claw, single can conveniently operate, has reduced the degree of difficulty of manual operation, and it is more convenient to use.
Drawings
Fig. 1 is a schematic perspective view of the present invention; fig. 2 is a schematic perspective view of the base of the present invention; FIG. 3 is a schematic perspective view of the connecting rod of the present invention; fig. 4 is a schematic sectional view of the connecting rod of the present invention; fig. 5 is a schematic structural view of the pulling claw of the present invention; in the figure, 1-a base, 11-a first mounting hole, 12-a first positioning hole, 2-a connecting rod, 21-a second mounting hole, 22-a positioning marble, 3-a pulling claw, 31-a third mounting hole, 32-a second positioning hole, 33-a magnetic suction piece and 4-a force application screw rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 to 5, the utility model provides a puller. Should draw the horse to include: the device comprises a base 1, a plurality of connecting rods 2, a plurality of pulling claws 3 and a force application screw rod 4, wherein one end of each connecting rod 2 is coupled with the base 1 in a shaft mode, the other end of each connecting rod 2 is coupled with the pulling claw 3 in a shaft mode, and the force application screw rod 4 is in threaded connection with the base 1; draw claw 3 evenly to be arranged around base 1, be equipped with location pellet shot from a slingshot 22 on the connecting rod 2, location pellet shot from a slingshot 22 elastic connection connecting rod 2 draws claw 3 and base 1 to correspond location pellet shot from a slingshot 22 and all is equipped with a plurality of locating holes: the base 1 is provided with a plurality of first positioning holes 12, and the pull claw 3 is provided with a plurality of second positioning holes 32. The base 1 is provided with a first mounting hole 11, the connecting rod 2 is provided with a second mounting hole 21, the pull claw 3 is provided with a third mounting hole 31, and the base 1, the connecting rod 2 and the pull claw 3 are connected through corresponding mounting holes of bolt cross-connection. The pull claw 3 is matched with the connecting rod 2 through the positioning marble 22 and the second positioning hole 32, so that the pull claw 3 is relatively fixed with the connecting rod 2, the connecting rod 2 is matched with the base 1 through the positioning marble 22 and the first positioning hole 12, so that the base 1 is relatively fixed with the connecting rod 2, and the pull claw 3 is relatively fixed by adjusting the relative positions of the base 1, the connecting rod 2 and the pull claw 3, so that the pull claw 3 is prevented from rotating randomly. Draw the both sides of claw 3 and all be equipped with connecting rod 2, two connecting rods 2 will draw claw 3 to carry out the centre gripping, and pretightning force is exerted through the bolt to two connecting rods 2 for draw and have certain clamp force between claw 3 and the connecting rod 2, draw claw 3 under certain moment's effect, draw claw 3 can take place to rotate relative connecting rod 2. Through the cooperation of the positioning marble 22 and the second positioning hole 32, the pull claw 3 and the connecting rod 2 are kept at relatively fixed positions, when the bearing is disassembled by using the puller, the three pull claws 3 are rotated inwards, so that the three pull claws 3 are positioned at proper angles, then one of the pull claws 3 is held by a hand, the force application screw rod 4 is rotated by the other hand until the force application screw rod 4 abuts against the shaft of the fixed bearing, at the moment, the position of the pull claw 3 can be slightly adjusted, so that the pull claw 3 abuts against the inner ring of the bearing, and the force application screw rod 4 is continuously rotated until the bearing is disassembled.
Furthermore, the connecting rod 2 is provided with an installation space corresponding to the positioning pin 22, a spring is arranged between the positioning pin 22 and the installation space, and the spring pushes the positioning pin 22 outwards, so that the positioning pin 22 protrudes out of the surface of the connecting rod. The positioning holes are uniformly arranged around the corresponding mounting holes, and the positioning holes arranged in the annular shape are matched with the positioning marbles 22, so that the connecting rod 2 can be fixed at a proper angle.
Furthermore, a magnetic part 33 is arranged on the working surface of the pull claw 3, the magnetic part 33 is not higher than the working surface, and the magnetic part 33 is a strong magnet. Here, the contact surface of the pulling claw 3 with the bearing is set as a working surface. The working surface of the pulling claw 3 is provided with a magnetic attraction piece 33 which can attract the pulling claw 3 to the bearing to play a role in auxiliary fixation.
Further, the number of the positioning pins 22 is plural, so that the fixing stability between the pulling claw 3, the connecting rod 2 and the base 1 is enhanced.
When using the horse of drawing of this application, the application of force on drawing claw 3, through location pellet shot from a slingshot 22 and corresponding locating hole cooperation, will draw claw 3 and connecting rod 2 to and the angle between connecting rod 2 and the base 1 is fixed in advance, then will apply force the epaxial at fixed bearing of screw 4 butt, can slightly adjust the position of drawing claw 3 this moment for draw claw 3 butt in the inner circle of bearing, continue rotatory application of force screw 4, it accomplishes to dismantle the bearing.
To sum up, the utility model discloses a: the device comprises a base, a plurality of connecting rods, a pull claw and a force application screw rod, wherein one end of each connecting rod is connected with the base in a shaft mode, the other end of each connecting rod is connected with the pull claw in a shaft mode, and the force application screw rod is connected with the base in a screw mode; the pull claws are uniformly arranged around the base, the connecting rod is provided with positioning marbles, the positioning marbles are elastically connected with the connecting rod, and the pull claws and the base are provided with a plurality of positioning holes corresponding to the positioning marbles; the utility model discloses an at the connecting rod with draw the mounting hole around the annular between claw, base and the connecting rod to set up a plurality of locating holes, through the cooperation of location pellet shot from a slingshot with a slingshot and locating hole for the connecting rod with draw claw, base and connecting rod to keep certain angle, has avoided drawing the random rotation of claw, single can conveniently operate, has reduced the degree of difficulty of manual operation, and it is more convenient to use.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Of course, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it is intended that all such modifications and variations be considered within the spirit or scope of the present invention as defined by the appended claims.
Claims (6)
1. A puller, comprising: the device comprises a base, a plurality of connecting rods, a plurality of pulling claws and a force application screw rod, wherein one end of each connecting rod is connected with the base in a shaft mode, the other end of each connecting rod is connected with the pulling claw in a shaft mode, and the force application screw rod is connected with the base in a screw mode; the pull claws are uniformly arranged around the base, the connecting rod is provided with positioning marbles, the positioning marbles are elastically connected with the connecting rod, and the pull claws and the base are provided with a plurality of positioning holes corresponding to the positioning marbles.
2. The puller according to claim 1, wherein the connecting rod is provided with a mounting space corresponding to the positioning pin.
3. The puller according to claim 2, wherein a plurality of said locating holes are evenly arranged around said mounting hole.
4. The puller according to claim 3, wherein a magnetic attraction piece is arranged on the working surface of the pulling claw, and the magnetic attraction piece is not higher than the working surface.
5. The puller according to claim 4, wherein said magnetically attracting member is a strong magnet.
6. The puller according to claim 1, wherein said positioning pins are plural in number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222225645.8U CN217475859U (en) | 2022-08-24 | 2022-08-24 | Puller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222225645.8U CN217475859U (en) | 2022-08-24 | 2022-08-24 | Puller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217475859U true CN217475859U (en) | 2022-09-23 |
Family
ID=83318155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222225645.8U Active CN217475859U (en) | 2022-08-24 | 2022-08-24 | Puller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217475859U (en) |
-
2022
- 2022-08-24 CN CN202222225645.8U patent/CN217475859U/en active Active
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| GR01 | Patent grant | ||
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