CN203875256U - Double-cycle three-cam of pin insertion machine - Google Patents
Double-cycle three-cam of pin insertion machine Download PDFInfo
- Publication number
- CN203875256U CN203875256U CN201420249405.4U CN201420249405U CN203875256U CN 203875256 U CN203875256 U CN 203875256U CN 201420249405 U CN201420249405 U CN 201420249405U CN 203875256 U CN203875256 U CN 203875256U
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- China
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- cam
- cams
- pin
- camshaft
- circumferentially
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Abstract
The utility model relates to a double-cycle three-cam of a pin insertion machine. The double-cycle three-cam comprises a cam shaft and three cams stringed on the cam shaft in a sleeving manner, wherein a shaft hole is formed in the center of the cam; a pin card is arranged in the shaft hole; a clamping groove is circumferentially formed in the surface of the cam shaft, and the pin card can be clamped in the clamping groove; the three cams are a clamping cam, a pushing cam and a shearing cam respectively; two symmetric equally divided thickness transformation structures thickening gradually are circumferentially arranged on the clamping cam; two symmetric protruded parts are circumferentially arranged on the pushing cam; two symmetric concaved parts are circumferentially arranged on the shearing cam. According to the three-cycle three-cam of the pin insertion machine, the three cams are stringed on the same cam shaft in the sleeving manner, action of three mechanisms can be controlled simultaneously by only adjusting clamped angles, so that a transmission structure of the pin insertion machine is highly intensive; besides, each of the three cams is structurally arranged into a high-speed control system capable of rotating for two control cycles, so that the production speed can become fast.
Description
Technical field
The utility model relates to a kind of cam mechanism, relates in particular to a kind of pin machine binary cycle three cams.
Background technology
The power that provides of a motor is provided in pin machine the inside, rotate by driven by motor camshaft, cam on camshaft can move up and down and carries out contact pin being contained in syringe needle on contact pin mould, assembling difficulty is little, maintenance difficulty is not high, operate also very simply, operating efficiency is high, can realize again full-automation, so pin machine is very very practical for electron trade.But, the cam arranging on prior art convexity wheel shaft can not meet clamping simultaneously and shear pin band, and the pin band that cuts into regular length is retracted into the function in device, the cam mechanism of pin machine need to improve to realizing clamping, shearing and push three operations and be integrated in same mechanism, and the while completes fast this three operations by this mechanism.
Summary of the invention
The utility model has overcome the deficiencies in the prior art, and a kind of pin machine binary cycle three cams simple in structure are provided.
For achieving the above object, the technical solution adopted in the utility model is: pin machine binary cycle three cams, comprise: camshaft and string are enclosed within three cams on described camshaft, described cam central authorities are provided with axis hole, in described axis hole, be provided with pin card, described camshaft surface is circumferentially with a clamp bar slot along it, described pin card can snap in described draw-in groove, it is characterized in that, three cams are respectively clamp cam, push cam and shear cam, described clamp cam is provided with along circumferentially by two of thin thickening gradually symmetrical thickness mapped structures, the described cam that pushes is circumferentially with two symmetrical protuberances, described shearing cam is circumferentially with two symmetrical recess.
In preferred embodiment of the utility model, described clamp cam circumferential edge is provided with two thick points with its rotating shaft center's symmetry and two thin points with its rotating shaft center's symmetry, and described thick point and described thin point are respectively thickness maximum point and thickness smallest point in described clamp cam.
In preferred embodiment of the utility model, the first basic circle is taking the described rotating shaft that pushes cam as the center of circle, described protuberance is positioned at described the first basic circle outside, and described protuberance edge is arc, two described protuberance symmetrical structure settings centered by the described rotating shaft that pushes cam.
In preferred embodiment of the utility model, the second basic circle is taking the rotating shaft of described shearing cam as the center of circle, the female portion is positioned at described the second basic circle inside, and the female portion edge is arc, two the female portion symmetrical structure settings centered by the rotating shaft of described shearing cam.
In preferred embodiment of the utility model, simultaneously string be enclosed within described clamp cam on described camshaft, described in push the described pin card that cam and described shearing cam be respectively equipped with can be with in the arbitrarily angled described draw-in groove that snaps in described camshaft.
In preferred embodiment of the utility model, three described cams that string is enclosed within on described camshaft simultaneously arrange along its axial space at described camshaft.
The utility model has solved the defect existing in background technology, the utility model adopts the clamp cam of thickness structural change to control pin machine clamping device, adopt and with the cam that pushes of protuberance, the mechanism that pushes pin band of pin machine is controlled, adopt and with the shearing cam of recess, the cutting mechanism of pin machine is controlled, three is set on same camshaft, as long as it is snapped in to angle adjusts and just can realize the control to above three kinds of mechanism actions simultaneously, make the drive mechanism height of pin machine intensive, and three cams of the present utility model are all structurally arranged to a High-speed Control system that turns two control cycles, speed of production is with fast.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the fundamental diagram state one of the preferred embodiment of the utility model clamp cam;
Fig. 2 is the fundamental diagram state two of the preferred embodiment of the utility model clamp cam;
Fig. 3 is the fundamental diagram state one of the utility model preferred embodiment of pushing cam;
Fig. 4 is the fundamental diagram state two of the utility model preferred embodiment of pushing cam;
Fig. 5 is the fundamental diagram state one that the utility model is sheared the preferred embodiment of cam;
Fig. 6 is the fundamental diagram state two that the utility model is sheared the preferred embodiment of cam;
Fig. 7 is the structural representation of the utility model pin machine binary cycle three cams;
Fig. 8 is the perspective view of the utility model clamp cam;
Fig. 9 is the perspective view that the utility model is sheared cam;
In figure: 2, camshaft, 4, clamp cam, 6, push cam, 8, shear cam, 12, axis hole, 14, pin card, 16, thick point, 18, Bao Dian, 20, protuberance, 22, recess, 24, the first basic circle, 26, the second basic circle, 28, cam lever.
Detailed description of the invention
In conjunction with the accompanying drawings and embodiments the utility model is described in further detail now, these accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Fig. 1-9, a kind of pin machine binary cycle three cams, comprise: camshaft 2 and string are enclosed within three cams on camshaft, the circumferential shape entirety of three cams is disc, the pivot of cam is provided with axis hole 12, axis hole 12 inside are provided with pin card 14, and camshaft 2 is provided with a draw-in groove mating with pin card 14, and pin card 14 is fastened in draw-in groove the angle on camshaft 2 and upper-lower position with stationary cam.
Clamp cam 4 is provided with along circumferentially by two of thin thickening gradually symmetrical thickness mapped structures, clamp cam 4 circumferential edge are provided with two thick points 16 with its rotating shaft center's symmetry and two thin points 18 with its rotating shaft center's symmetry, thick point 16 and thin point 18 are respectively thickness maximum point and thickness smallest point in clamp cam 4, the pin card 14 that clamp cam 4 is provided with can be positioned at any angular position of its axis hole 12 inner sides, and the thick point 16 of clamp cam 4 or thin point 18 can circumferentially be arranged on camshaft 2 with arbitrarily angled like this.
Push cam 6 and be circumferentially with two symmetrical protuberances 20, the first basic circle 24 is taking the rotating shaft that pushes cam 6 as the center of circle, protuberance 20 is positioned at the first basic circle 24 outsides, protuberance 20 edges are arc, two protuberance 20 symmetrical structure settings centered by the rotating shaft that pushes cam 6, push any angular position that pin card 14 that cam 6 is provided with can be positioned at its axis hole 12 inner sides, the protuberance 20 that pushes like this cam 6 can circumferentially be arranged on camshaft 2 with arbitrarily angled.
Shear cam 8 and be circumferentially with two symmetrical recess 22, the second basic circle 26 is to shear the rotating shaft of cam 8 as the center of circle, recess 22 is positioned at the second basic circle 26 inside, recess 22 edges are arc, two recess 22 symmetrical structure settings centered by the rotating shaft of shearing cam 8, the pin card 14 that shearing cam 8 is provided with can be positioned at any angular position of its axis hole 12 inner sides, and the recess 22 of shearing like this cam 8 can circumferentially be arranged on camshaft 2 with arbitrarily angled.
Clamp cam 4 is provided with two groups of thick points 16 and thin point 18 and is circumferentially mutually 180 degree angles, pushing cam 6 is provided with two groups of protuberances 20 and is circumferentially mutually 180 degree angles, shearing cam 8 is provided with two groups of recess 22 and is circumferentially mutually 180 degree angles, above-mentioned like this three kinds of cams all can be realized cam and rotate a circle, control function and realize two cycles variations, because clamp cam 4, when pushing cam 6 and shearing the casting that cam 8 is provided with, pin card 14 angles can arrange arbitrarily, between three cams are mutual, circumferential angle can arrange arbitrarily, the anglec of rotation between convenient adjustment cam is poor, be that rotational time is poor.
The utility model in use, Fig. 1 is the thick point 16 that cam lever 28 is positioned at clamp cam 4, Fig. 2 is the thin point 18 that cam lever 28 is positioned at clamp cam 4, when clamp cam 4 is rotated along its pivot, cam lever 28 relatively rotates along its edge, between thick point 16 and thin point 18, conversion realizes the folding of cam lever 28, has so just realized clamp cam 4 and control the function of pin machine clamping device, and clamping device is that the keep steady action of fixed convenient shearing of the pin strap clamp of pin machine is realized to mechanism; Fig. 3 is that cam lever 28 is positioned at the non-protruding portion that pushes cam 6, Fig. 4 is that cam lever 28 is positioned at the protuberance 20 that pushes cam 6, while pushing cam 6 along its pivot rotation, cam lever 28 relatively rotates along its edge, between protuberance 20 and non-protruding portion, conversion realizes cam lever 28 and moves, so just realized the function that pushes cam 6 and control pin machine and push mechanism, pushing mechanism is that the action that the pin band of pin machine is pushed and inserted in device realizes mechanism; Fig. 5 is that cam lever 28 is positioned at the non-re-entrant portion that shears cam 8, Fig. 6 is that cam lever 28 is positioned at the recess 22 of shearing cam 8, while shearing cam 8 along its pivot rotation, cam lever 28 relatively rotates along its edge, between recess 22 and non-re-entrant portion, conversion realizes cam lever 28 and moves, so just realized the function of shearing cam 8 and control pin machine cutting mechanism, cutting mechanism is that the action that pin band is cut into the segment length of regular length realizes mechanism.
Be disposed on clamp cam 4 on camshaft 2, push cam 6 and shear cam 8 simultaneously by camshaft 2 driven rotary, three cams are controlled clamping device on pin machine simultaneously, are pushed mechanism and cutting mechanism rotation, highly intensive realization being synchronized with the movement of mechanism of three motions on pin machine, avoided the substandard products that produce because of three mechanism kinematic disunities.
Fig. 8 and Fig. 9 are respectively the structural representation of clamp cam and shear the perspective view of cam.The arc of recess 22 and protuberance 20 edge lines has ensured can be more steady when cam lever 28 upper blocks move along cam edge line, when in clamp cam 4, thick point 16 relatively evenly also can ensure cam lever 28 upper blocks along camming movement to the varied in thickness between thin point 18 steadily.
Be enlightenment according to desirable embodiment of the present utility model above, by above-mentioned description, related personnel can, not departing from the scope of this utility model technological thought, carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on description, must determine technical scope according to claim scope.
Claims (6)
1. pin machine binary cycle three cams, comprise: camshaft and string are enclosed within three cams on described camshaft, described cam central authorities are provided with axis hole, in described axis hole, be provided with pin card, described camshaft surface is circumferentially with a clamp bar slot along it, described pin card can snap in described draw-in groove, it is characterized in that, three cams are respectively clamp cam, push cam and shear cam, described clamp cam is provided with along circumferentially by two of thin thickening gradually symmetrical thickness mapped structures, the described cam that pushes is circumferentially with two symmetrical protuberances, described shearing cam is circumferentially with two symmetrical recess.
2. pin machine binary cycle three cams according to claim 1, it is characterized in that: described clamp cam circumferential edge is provided with two thick points with its rotating shaft center's symmetry and two thin points with its rotating shaft center's symmetry, and described thick point and described thin point are respectively thickness maximum point and thickness smallest point in described clamp cam.
3. pin machine binary cycle three cams according to claim 1, it is characterized in that: the first basic circle is taking the described rotating shaft that pushes cam as the center of circle, described protuberance is positioned at described the first basic circle outside, described protuberance edge is arc, two described protuberance symmetrical structure settings centered by the described rotating shaft that pushes cam.
4. pin machine binary cycle three cams according to claim 1, it is characterized in that: the second basic circle is taking the rotating shaft of described shearing cam as the center of circle, the female portion is positioned at described the second basic circle inside, the female portion edge is arc, two the female portion symmetrical structure settings centered by the rotating shaft of described shearing cam.
5. according to pin machine binary cycle three cams described in claim 2 or 3 or 4, it is characterized in that: simultaneously string be enclosed within described clamp cam on described camshaft, described in push the described pin card that cam and described shearing cam be respectively equipped with can be with in the arbitrarily angled described draw-in groove that snaps in described camshaft.
6. pin machine binary cycle three cams according to claim 1, is characterized in that: three described cams that string is enclosed within on described camshaft simultaneously arrange along its axial space at described camshaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420249405.4U CN203875256U (en) | 2014-05-16 | 2014-05-16 | Double-cycle three-cam of pin insertion machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420249405.4U CN203875256U (en) | 2014-05-16 | 2014-05-16 | Double-cycle three-cam of pin insertion machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203875256U true CN203875256U (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420249405.4U Expired - Fee Related CN203875256U (en) | 2014-05-16 | 2014-05-16 | Double-cycle three-cam of pin insertion machine |
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| Country | Link |
|---|---|
| CN (1) | CN203875256U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978128A (en) * | 2014-05-16 | 2014-08-13 | 苏州源硕精密模具有限公司 | Double-period tri-cam of needle inserting machine |
-
2014
- 2014-05-16 CN CN201420249405.4U patent/CN203875256U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978128A (en) * | 2014-05-16 | 2014-08-13 | 苏州源硕精密模具有限公司 | Double-period tri-cam of needle inserting machine |
| CN103978128B (en) * | 2014-05-16 | 2016-04-20 | 苏州源硕精密模具有限公司 | Pin machine binary cycle three cam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20150516 |
|
| EXPY | Termination of patent right or utility model |