CN213436986U - Bolt cold-heading positioning device - Google Patents
Bolt cold-heading positioning device Download PDFInfo
- Publication number
- CN213436986U CN213436986U CN202022397384.9U CN202022397384U CN213436986U CN 213436986 U CN213436986 U CN 213436986U CN 202022397384 U CN202022397384 U CN 202022397384U CN 213436986 U CN213436986 U CN 213436986U
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- China
- Prior art keywords
- sliding sleeve
- sliding
- fixedly connected
- bolt
- rod
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- Expired - Fee Related
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Abstract
The utility model discloses a bolt cold heading positioning device, which comprises a hydraulic cylinder and a frame, wherein the top end of a piston rod of the hydraulic cylinder is fixedly connected with a movable template, the top end of the movable template is slidably connected with a first sliding sleeve, the inside of the first sliding sleeve is slidably connected with a first positioning claw, the center of one end of the first positioning claw, which is close to the first sliding sleeve, is fixedly connected with a first sliding rod, the peripheral side of the first sliding rod is provided with a first spring, one side of the frame, which is close to the hydraulic cylinder, is fixedly connected with a static template, the top end of the static template is fixedly connected with a second sliding sleeve, the center of the inside of the second sliding sleeve is slidably connected with a second sliding rod, the first positioning claw and the second positioning claw are arranged to be firstly contacted with a threaded column of a bolt through the claws, the bolt is extruded through the springs on both sides, so that, when the bolt head is machined and molded, the circle center is consistent with the threaded column, the machining concentricity is improved, and the production quality is improved.
Description
Technical Field
The utility model relates to a cold-heading location field especially relates to a bolt cold-heading positioner.
Background
The cold heading process is one of the novel processes for machining less and no cutting metal under pressure. The method is a processing method which utilizes the plastic deformation generated by metal under the action of external force and redistributes and transfers the volume of the metal by means of a die so as to form the required part or blank. The cold heading process is most suitable for producing standard fasteners such as bolts, screws, nuts, rivets, pins, and the like.
The center of a bolt head is required to be consistent with that of a threaded column in the existing bolt machining process, and the bolt head is directly formed in the existing cold heading machining process, so that the center of the bolt head is easily inconsistent with the circle center of the threaded column, the concentricity is low, and the product quality is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the bolt cold-heading positioner who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a bolt cold heading positioning device comprises a hydraulic cylinder and a frame, wherein a movable template is fixedly connected to the top end of a piston rod of the hydraulic cylinder, a first sliding sleeve is slidably connected to the top end of the movable template, a first positioning claw is slidably connected to the inside of the first sliding sleeve, a first sliding rod is fixedly connected to the center of one end, close to the first sliding sleeve, of the first positioning claw, a first spring is arranged on the peripheral side of the first sliding rod, a static template is fixedly connected to one side, close to the hydraulic cylinder, of the frame, a second sliding sleeve is fixedly connected to the top end of the static template, a second sliding rod is slidably connected to the center of the inside of the second sliding sleeve, a second positioning claw is fixedly connected to one end, away from the second sliding sleeve, of the second sliding rod, a guide rod is fixedly connected to one side, close to the second sliding sleeve, of the peripheral side, and a second spring is arranged on the peripheral side of the second sliding rod, and a bolt body is arranged between the second positioning clamping jaw and the first positioning clamping jaw.
As a further description of the above technical solution:
the second sliding sleeve is provided with a through hole at the sliding connection part with the second sliding rod, and the second sliding sleeve is provided with a through hole at the sliding connection part with the guide rod.
As a further description of the above technical solution:
the first sliding sleeve is provided with a corresponding sliding groove at the sliding connection position with the first positioning clamping jaw, one end of the first sliding rod, which deviates from the first positioning clamping jaw, is in sliding connection with the first sliding sleeve, and the first sliding sleeve is provided with a through hole at the sliding connection position with the first sliding rod.
As a further description of the above technical solution:
the first positioning clamping jaw and the second positioning clamping jaw are provided with triangular grooves on opposite sides, and the bolt body is clamped between the triangular grooves.
As a further description of the above technical solution:
the first sliding sleeve is provided with a corresponding sliding groove at the sliding connection position with the movable template, the movable template is provided with a corresponding bulge at the sliding connection position with the first sliding sleeve, the bulge of the movable template is arranged to be inverted trapezoid at one end close to the rack, and the bulge of the movable template is arranged to be rectangular at one end far away from the rack.
As a further description of the above technical solution:
and one side of the static template, which is opposite to the dynamic template, is provided with a trapezoidal groove.
The utility model discloses following beneficial effect has:
1. the utility model discloses a set up first location jack catch and second location jack catch, come earlier through the jack catch with the screw thread post contact of bolt, extrude the bolt through the spring of both sides for the bolt is in all the time between quiet template and the movable mould board, when guaranteeing bolt head machine-shaping, the centre of a circle is unanimous with the screw thread post, improves the concentricity of processing, improves production quality.
2. The utility model discloses simple structure, machining efficiency is high, when pushing the bolt to quiet template, can cut off the bolt, improves machining efficiency.
Drawings
Fig. 1 is a top view of a bolt cold heading positioning device provided by the present invention;
fig. 2 is a side view of a bolt cold heading positioning device provided by the utility model;
fig. 3 is the utility model provides a bolt cold-heading positioner's second sliding sleeve side view.
Illustration of the drawings:
1. a hydraulic cylinder; 2. a first sliding sleeve; 3. a first slide bar; 4. a static template; 5. a guide bar; 6. a second sliding sleeve; 7. a second slide bar; 8. a second spring; 9. a second positioning jaw; 10. a bolt body; 11. a first positioning jaw; 12. moving the template; 13. a first spring; 14. and a frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a bolt cold heading positioning device comprises a hydraulic cylinder 1 and a frame 14, wherein the top end of a piston rod of the hydraulic cylinder 1 is fixedly connected with a movable template 12, the top end of the movable template 12 is slidably connected with a first sliding sleeve 2, the movable template is matched with a first sliding rod 3 and used for limiting the position of a first positioning claw 11 and guiding, the first positioning claw 11 is slidably connected inside the first sliding sleeve 2, the cold heading forming positioning of a bolt body 10 is carried out through the first positioning claw 11 and a second positioning claw 9, the first positioning claw 11 is fixedly connected with the first sliding rod 3 close to the center of one end of the first sliding sleeve 2, a first spring 13 is arranged on the peripheral side of the first sliding rod 3, a static template 4 is fixedly connected on one side of the frame 14 close to the hydraulic cylinder 1, the top end of the static template 4 is fixedly connected with a second sliding sleeve 6 and matched with a second sliding rod 7 to guide the second positioning claw 9, the center of the inside of the second sliding sleeve 6 is slidably connected, one end of the second sliding rod 7 departing from the second sliding sleeve 6 is fixedly connected with a second positioning claw 9, the periphery of the second positioning claw 9 is fixedly connected with a guide rod 5 at one side close to the second sliding sleeve 6, the position stability of the second positioning claw 9 is ensured, the guide rod 5 is slidably connected with the second sliding sleeve 6, the periphery of the second sliding rod 7 is provided with a second spring 8, a bolt body 10 is arranged between the second positioning claw 9 and a first positioning claw 11, and the bolt consists of a threaded column and a nut head.
The sliding connection part of the second sliding sleeve 6 and the second sliding rod 7 is provided with a through hole, and the sliding connection part of the second sliding sleeve 6 and the guide rod 5 is provided with a through hole. The sliding groove corresponding to the sliding connection part of the first sliding sleeve 2 and the first positioning claw 11 is arranged, the first sliding rod 3 is in sliding connection with the first sliding sleeve 2 at one end departing from the first positioning claw 11, and the through hole is formed in the sliding connection part of the first sliding sleeve 2 and the first sliding rod 3. The opposite sides of the first positioning clamping jaw 11 and the second positioning clamping jaw 9 are provided with triangular grooves, and the bolt body 10 is clamped between the triangular grooves. The first sliding sleeve 2 is provided with corresponding spout in the sliding connection department with the movable mould board 12, the movable mould board 12 is provided with corresponding arch in the sliding connection department with first sliding sleeve 2, the arch of movable mould board 12 sets up to down trapezoidal in the one end that is close to the frame 14, the arch of movable mould board 12 sets up to the rectangle in the one end of keeping away from the frame 14, when the movable mould board 12 removed, first sliding sleeve 2 removed along with movable mould board 12 together. One side of the static template 4 opposite to the dynamic template 12 is provided with a trapezoidal groove.
The working principle is as follows: the hydraulic cylinder 1 is activated. The piston rod stretches out, and movable mould board 12 removes to bolt body 10, and first location jack catch 11 contacts with the screw thread post of bolt body 10 simultaneously, pushes bolt body 10 to second location jack catch 9, and bolt body 10 is blocked between first location jack catch 11 and second location jack catch 9 this moment, realizes the location of bolt body 10, and later the head of bolt body 10 carries out the hex forming between quiet template 4 and movable mould board 12.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a bolt cold-heading positioner, includes pneumatic cylinder (1) and frame (14), its characterized in that: a movable template (12) is fixedly connected to the top end of a piston rod of the hydraulic cylinder (1), a first sliding sleeve (2) is slidably connected to the top end of the movable template (12), a first positioning claw (11) is slidably connected to the inside of the first sliding sleeve (2), a first sliding rod (3) is fixedly connected to the center of one end, close to the first sliding sleeve (2), of the first positioning claw (11), a first spring (13) is arranged on the peripheral side of the first sliding rod (3), a static template (4) is fixedly connected to one side, close to the hydraulic cylinder (1), of the rack (14), a second sliding sleeve (6) is fixedly connected to the top end of the static template (4), a second sliding sleeve (7) is slidably connected to the center of the inside of the second sliding sleeve (6), and a second positioning claw (9) is fixedly connected to one end, away from the second sliding sleeve (6), of the second sliding rod (, the side of week of second location jack catch (9) is in one side fixedly connected with guide arm (5) that is close to second sliding sleeve (6), guide arm (5) and second sliding sleeve (6) sliding connection, the side of week of second slide bar (7) is provided with second spring (8), be provided with bolt body (10) between second location jack catch (9) and first location jack catch (11).
2. The bolt cold heading positioning device as claimed in claim 1, wherein: the sliding connection part of the second sliding sleeve (6) and the second sliding rod (7) is provided with a through hole, and the sliding connection part of the second sliding sleeve (6) and the guide rod (5) is provided with a through hole.
3. The bolt cold heading positioning device as claimed in claim 1, wherein: the sliding sleeve is characterized in that a corresponding sliding groove is formed in the sliding connection position of the first sliding sleeve (2) and the first positioning clamping jaw (11), one end of the first sliding rod (3) departing from the first positioning clamping jaw (11) is connected with the first sliding sleeve (2) in a sliding mode, and a through hole is formed in the sliding connection position of the first sliding sleeve (2) and the first sliding rod (3).
4. The bolt cold heading positioning device as claimed in claim 1, wherein: the first positioning clamping jaw (11) and the second positioning clamping jaw (9) are provided with triangular grooves on opposite sides, and the bolt body (10) is clamped between the triangular grooves.
5. The bolt cold heading positioning device as claimed in claim 1, wherein: first sliding sleeve (2) are provided with corresponding spout in the sliding connection department with movable mould board (12), movable mould board (12) are provided with corresponding arch in the sliding connection department with first sliding sleeve (2), the arch of movable mould board (12) sets up to down trapezoidal in the one end that is close to frame (14), the arch of movable mould board (12) sets up to the rectangle in the one end of keeping away from frame (14).
6. The bolt cold heading positioning device as claimed in claim 1, wherein: and a trapezoidal groove is formed in one side of the static template (4) opposite to the movable template (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022397384.9U CN213436986U (en) | 2020-10-26 | 2020-10-26 | Bolt cold-heading positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022397384.9U CN213436986U (en) | 2020-10-26 | 2020-10-26 | Bolt cold-heading positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213436986U true CN213436986U (en) | 2021-06-15 |
Family
ID=76295196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022397384.9U Expired - Fee Related CN213436986U (en) | 2020-10-26 | 2020-10-26 | Bolt cold-heading positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213436986U (en) |
-
2020
- 2020-10-26 CN CN202022397384.9U patent/CN213436986U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 Termination date: 20211026 |