CN217121586U - Cam structure of spring machine - Google Patents
Cam structure of spring machine Download PDFInfo
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- CN217121586U CN217121586U CN202220630135.6U CN202220630135U CN217121586U CN 217121586 U CN217121586 U CN 217121586U CN 202220630135 U CN202220630135 U CN 202220630135U CN 217121586 U CN217121586 U CN 217121586U
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Abstract
The utility model discloses a cam structure of coiling machine, including knife rest, drive arrangement, rotatory piece, slide mechanism and cam, the knife rest is installed on the coiling machine, and a side of knife rest is located to drive arrangement, rotatory piece pivot is installed on the knife rest, rotatory piece is connected with drive arrangement, the upper wall of rotatory piece is equipped with the eccentric shaft, slide mechanism is including the guide rail and the slider of slidable mounting in the guide rail of locating the frame, the one end and the eccentric shaft pivot connection of cam, the rear end pivot connection of the other end and slider. When the driving device works, the rotating block is driven to rotate, one end of the cam is driven to do circumferential oscillation, meanwhile, the other end of the cam does reciprocating sliding in a single direction under the limiting of the guide rail, so that the cutter positioned on the sliding block is driven, the spring is correspondingly processed, the structure is simple, the actual installation is convenient, and meanwhile, the sliding error generated by the reaction force during the spring processing can be reduced through the pivoting connection of the two sides of the cam.
Description
Technical Field
The utility model relates to a coiling machine technical field, in particular to cam structure of coiling machine.
Background
Spring coiling machines are commonly called spring coiling machines and generally refer to mechanical equipment for producing springs. The method is characterized by comprising the following steps: pressure spring machine, extension spring machine, omnipotent machine, disc machine and special spring machine if: a serpentine spring machine, a torsion spring machine. The driving method is divided into: semi-automatic, numerical control.
Can apply to cam mechanism in the coiling machine and be used for driving corresponding cutter, however, in practical application process, the stroke of cutter is generally shorter, consequently current generally adopts flexible motor to drive, but the reciprocal drive cutter of flexible motor can produce great error after certain accumulative stroke, has influenced the stability of spring processing, and simultaneously, current cam drive mechanism has the trouble problem of installation and debugging.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cam structure of coiling machine aims at improving the cam structure, makes its whole easy to assemble, and the debugging is convenient simultaneously, and improves the machining precision of spring, avoids the machining error that flexible motor drive caused.
In order to achieve the above object, the utility model provides a cam structure of spring machine, include:
the tool rest is arranged on a rack which is vertically arranged on the ground of the spring machine;
the driving device is arranged on one side surface of the tool rest;
the rotating block is pivotally arranged on the tool rest and connected with a driving device, and an eccentric shaft is arranged on the upper wall of the rotating block;
the sliding mechanism comprises a guide rail arranged on the rack and a sliding block arranged on the guide rail in a sliding manner;
and one end of the cam is pivotally connected with the eccentric shaft, and the other end of the cam is pivotally connected with the rear end of the sliding block.
Preferably, the cam is large at the rear end and small at the lower end, a pivot hole is formed at the rear end of the cam, and the eccentric shaft is installed in the pivot hole.
Preferably, the pivot hole and the eccentric shaft are provided with two deep groove bearings arranged at intervals.
Preferably, a connecting rod is further arranged between the cam and the sliding block, one end of the connecting rod is detachably mounted on the cam, and the other end of the connecting rod is detachably mounted on the sliding block.
Preferably, the cam is provided with a through hole, the rear end of the through hole is provided with a screw groove, the rear end of the connecting rod passes through the through hole, and adjusting nuts are arranged on two sides of the through hole.
Preferably, the slider is equipped with the mount pad near the one end of connecting rod, mount pad and connecting rod are equipped with first regulation hole and the second regulation hole of mutually supporting respectively, first regulation hole and second regulation hole are connected through adjusting screw.
Preferably, one end of the tool rest, which is close to the guide rail, is provided with a groove which is recessed inwards, and the sliding block can partially extend into the groove.
Preferably, the slot is T-shaped.
Preferably, balancing rods are arranged on two sides of the slot position, and the end parts of the balancing rods can abut against the guide rail.
The utility model discloses technical scheme drives rotatory piece when drive arrangement during operation to the circumference swing is made to the one end that drives the cam, and the reciprocating sliding of unidirectional side is made to the other end of cam under the spacing of guide rail simultaneously, thereby drives the cutter that is located on the slider, makes corresponding processing to the spring, and its simple structure, when the actual installation, also comparatively convenient, the slip error that reaction force produced when simultaneously can reducing the processing spring through the both sides pivotal connection of cam.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is an explosion diagram of the present invention.
In the figure, 1 is a tool rest, 21 is a rotating motor, 22 is a speed reducing motor, 3 is a pivoting seat, 31 is a rotating block, 41 is a guide rail, 42 is a sliding block, 5 is a cam, 51 is a pivoting hole, 52 is an eccentric shaft, 53 is a deep groove bearing, 6 is a connecting rod, 71 is a through hole, 72 is a screw groove, 73 is an adjusting nut, 81 is a mounting seat, 82 is a first adjusting hole, 83 is a second adjusting hole, 84 is an adjusting screw, 91 is a groove position, and 92 is a balance bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.
It should be noted that, if directional indicators (such as … …, upper, lower, left, right, front, back, top, bottom, inner, outer, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial) are involved in the embodiments of the present invention, the directional indicators are only used to explain the relative position, motion, etc. of the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.
In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 2, a cam structure of a spring machine includes:
the tool rest 1 is arranged on a machine frame (generally in a disc shape) which is vertically arranged on the ground of the spring machine;
the driving device is arranged on one side surface of the tool rest 1;
the rotating block 31 is pivotally arranged on the tool rest 1, the rotating block 31 is connected with a driving device, and the upper wall of the rotating block 31 is provided with an eccentric shaft 52;
the sliding mechanism comprises a guide rail 41 arranged on the frame and a sliding block 42 arranged on the guide rail 41 in a sliding manner;
and a cam 5, one end of the cam 5 is pivotally connected with the eccentric shaft 52, and the other end is pivotally connected with the rear end of the slider 42.
When the driving device works, the rotating block 31 is driven to rotate, one end of the cam 5 is driven to do circumferential oscillation, meanwhile, the other end of the cam 5 does reciprocating sliding in a single direction under the limiting effect of the guide rail 41, so that a cutter positioned on the sliding block 42 is driven, the spring is correspondingly processed, the structure is simple, the actual installation is convenient, and meanwhile, the sliding error generated by the reaction force during the spring processing can be reduced through the pivoting connection of the two sides of the cam 5.
In the embodiment of the present invention, the cam 5 has a large rear end and a small lower end, the rear end of the cam 5 is provided with a pivot hole 51, and the eccentric shaft 52 is installed in the pivot hole 51.
In the embodiment of the present invention, the pivot hole 51 and the eccentric shaft 52 are provided with two deep groove bearings 53 disposed at intervals. The deep groove bearing 53 has small friction resistance and high rotating speed, can be used for a machine element bearing radial load or combined load acted simultaneously in the radial direction and the axial direction, and can also be used for a machine element bearing axial load; the radial friction force generated by the cam 5 can be effectively reduced, and the rotating precision is improved.
In the embodiment of the present invention, a connecting rod 6 is further disposed between the cam 5 and the slider 42, one end of the connecting rod 6 is detachably mounted on the cam 5, and the other end is detachably mounted on the slider 42. Thereby facilitating stroke and offset adjustment of the slider 42.
In the embodiment of the present invention, the cam 5 is provided with a through hole 71, the rear end of the through hole 71 is provided with a screw groove 72, the rear end of the connecting rod 6 passes through the through hole 71, and the adjusting nuts 73 are provided on both sides of the through hole 71, thereby realizing the adjustment of the connecting rod 6.
In the embodiment of the present invention, the one end of the slider 42 close to the connecting rod 6 is provided with the mounting seat 81, the mounting seat 81 and the connecting rod 6 are respectively provided with the first adjusting hole 82 and the second adjusting hole 83 which are mutually matched, and the first adjusting hole 82 and the second adjusting hole 83 are connected through the adjusting screw 84.
In the embodiment of the present invention, the end of the tool holder 1 close to the guide rail 41 is provided with a groove 91 that is recessed inward, and the slider 42 can partially extend into the groove 91, so that the connecting rod 6 is located at a relatively horizontal position.
In the embodiment of the present invention, the slot 91 is shaped like a "T".
In the embodiment of the present invention, the two sides of the slot 91 are provided with the balance bar 92, the end of the balance bar 92 can be offset from the guide rail 41, so as to determine the position of the guide rail 41, and meanwhile, the guide rail 41 can also be limited. The driving device comprises a rotating motor 21 and a speed reducing motor 22 connected with the rotating motor 21, the knife rest 1 is provided with a pivoting seat 3, the rotating block 31 is arranged in the pivoting seat 3, and the speed reducing motor 22 is connected with the rotating block.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. A cam structure of a spring machine, comprising:
the tool rest is arranged on a rack which is vertically arranged on the ground of the spring machine;
the driving device is arranged on one side surface of the tool rest;
the rotating block is pivotally arranged on the tool rest and connected with a driving device, and an eccentric shaft is arranged on the upper wall of the rotating block;
the sliding mechanism comprises a guide rail arranged on the rack and a sliding block arranged on the guide rail in a sliding manner;
and one end of the cam is pivotally connected with the eccentric shaft, and the other end of the cam is pivotally connected with the rear end of the sliding block.
2. The cam structure of a spring machine according to claim 1, characterized in that: the cam is large in rear end and small in lower end, a pivot hole is formed in the rear end of the cam, and the eccentric shaft is installed in the pivot hole.
3. The cam structure of a spring machine according to claim 2, characterized in that: the pivot hole and the eccentric shaft are provided with two deep groove bearings arranged at intervals.
4. The cam structure of a spring machine according to claim 1, characterized in that: still be equipped with the connecting rod between cam and the slider, the one end demountable installation of connecting rod is on the cam, and other end demountable installation is on the slider.
5. The cam structure of a spring machine according to claim 4, characterized in that: the cam is provided with a through hole, the rear end of the through hole is provided with a screw groove, the rear end of the connecting rod penetrates through the through hole, and adjusting nuts are arranged on two sides of the through hole.
6. The cam structure of a spring machine according to claim 4, characterized in that: the slider is close to the one end of connecting rod and is equipped with the mount pad, mount pad and connecting rod are equipped with first regulation hole and the second regulation hole of mutually supporting respectively, first regulation hole and second regulation hole are connected through adjusting screw.
7. The cam structure of a spring machine according to claim 1, characterized in that: one end of the tool rest, which is close to the guide rail, is provided with a groove which is inwards concave, and the sliding block can partially extend into the groove.
8. The cam structure of a spring machine according to claim 7, characterized in that: the slot position is "T" type form.
9. The cam structure of a spring machine according to claim 7, characterized in that: and balancing rods are arranged on two sides of the slot positions, and the end parts of the balancing rods can be abutted against the guide rails.
10. The cam structure of a spring machine according to claim 1, characterized in that: the driving device comprises a rotating motor and a speed reducing motor connected with the rotating motor, the knife rest is provided with a pivot seat, the rotating block is arranged in the pivot seat, and the speed reducing motor is connected with the rotating block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220630135.6U CN217121586U (en) | 2022-03-21 | 2022-03-21 | Cam structure of spring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220630135.6U CN217121586U (en) | 2022-03-21 | 2022-03-21 | Cam structure of spring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217121586U true CN217121586U (en) | 2022-08-05 |
Family
ID=82645392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220630135.6U Active CN217121586U (en) | 2022-03-21 | 2022-03-21 | Cam structure of spring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217121586U (en) |
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2022
- 2022-03-21 CN CN202220630135.6U patent/CN217121586U/en active Active
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