CN211639242U - Cam position and angle reading device in cam box - Google Patents
Cam position and angle reading device in cam box Download PDFInfo
- Publication number
- CN211639242U CN211639242U CN202020033872.9U CN202020033872U CN211639242U CN 211639242 U CN211639242 U CN 211639242U CN 202020033872 U CN202020033872 U CN 202020033872U CN 211639242 U CN211639242 U CN 211639242U
- Authority
- CN
- China
- Prior art keywords
- cam
- rotating shaft
- belt wheel
- cam box
- angle reading
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model discloses a cam position angle reading device in a cam box, which relates to the cam box angle reading field, comprising a cam box, wherein the cam box is provided with a mounting rack, a rotating shaft is arranged on the mounting rack in a penetrating way, one end of the rotating shaft is connected with the mounting rack through a first supporting bearing, and the other end is connected with the mounting rack through a second supporting bearing; the rotating shaft is fixedly sleeved with a chain wheel and a second belt wheel, the chain wheel is positioned between the second belt wheel and the first support bearing, and the chain wheel is connected with a cam; the second belt wheel is connected with a first belt wheel through a closed synchronous belt in a transmission manner, the first belt wheel is fixedly sleeved on a force output shaft of the encoder, and the encoder is fixedly locked on a box body of the cam box through an encoder fixing support; the first belt pulley and the second belt pulley have the same number of teeth. The utility model provides a cam position angle reading device in cam box makes the angular position of cam in the cam box read in real time, and positioning accuracy is high.
Description
Technical Field
The utility model relates to a cam case angle reading technical field especially relates to a cam position angle reading device in cam case.
Background
The cam box is generally used as a transmission mechanism of a tool magazine, and a signal angle range of the cam box is often required to be positioned in real time during working, a conventional angle reading device of the cam box is shown in fig. 1, a proximity switch 1 is used for sensing the position of a groove on a signal wheel 2 to read the angle range required to be positioned, an angle signal is read to be a range value, and data is inaccurate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cam position angle reading device in cam box to solve the problem that above-mentioned prior art exists, make the angular position of cam in the cam box read in real time, positioning accuracy is high.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a cam position angle reading device in cam box, including cam box, be provided with the mounting bracket on the cam box, wear to be equipped with the rotation axis on the mounting bracket, rotation axis one end through first support bearing with the mounting bracket is connected, the other end through second support bearing with the mounting bracket is connected; a chain wheel and a second belt wheel are fixedly sleeved on the rotating shaft, the chain wheel is positioned between the second belt wheel and the first support bearing, and the chain wheel is connected with a cam; the second belt wheel is connected with a first belt wheel through a closed synchronous belt in a transmission manner, the first belt wheel is fixedly sleeved on an output shaft of an encoder, and the encoder is fixedly locked on a box body of the cam box through an encoder fixing support; the first belt pulley and the second belt pulley have the same number of teeth.
Optionally, one end of the rotating shaft, which is located outside the first support bearing, is connected with a first locking screw in a threaded manner, and the first locking screw and the end position of the rotating shaft are clamped with an origin pointer.
Optionally, be located in the first support bearing outside there is first gland through second lock solid screw fixed mounting on the mounting bracket, the through-hole has been seted up on the first gland, rotation axis one end passes behind the through-hole with the origin pointer is connected.
Optionally, a second gland is fixedly mounted on the mounting frame outside the second support bearing through a third locking screw.
Optionally, the first pulley is fixedly connected with the output shaft of the encoder through a connecting key.
Optionally, the second belt pulley is fixedly connected to the rotating shaft through a double round key.
Optionally, a positioning flange is disposed between the sprocket and the second pulley, the positioning flange is a cylindrical structure integrally formed with the rotating shaft, and a diameter of the positioning flange is greater than a diameter of the rotating shaft.
Optionally, one end of the second belt wheel is in close contact with the positioning flange, and a shaft clamp spring is installed between the other end of the second belt wheel and the rotating shaft.
The utility model discloses for prior art gain following technological effect:
the cam position angle reading device in the cam box provided by the utility model can read the position angle of the cam in the cam box in real time, and has high accuracy of the angle value and high reaction speed; the full closed-loop control can be realized by matching with a servo motor, and the angle value in the whole tool changing process can be read in real time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in 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 for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic view of a conventional cam angle reading device inside a cam box;
fig. 2 is a schematic view of a cam position angle reading device in a cam box according to the present invention;
FIG. 3 is an enlarged view in partial section of FIG. 2;
the device comprises a proximity switch 1, a sensing signal wheel 2, a cam box 3, a mounting frame 4, a rotating shaft 5, a first supporting bearing 6, a second supporting bearing 7, an encoder 8, an encoder fixing support 9, a first belt wheel 10, a chain wheel 11, a second belt wheel 12, a synchronous belt 13, a first locking screw 14, an origin pointer 15, a second locking screw 16, a first gland 17, a third locking screw 18, a second gland 19, a connecting key 20, a double-round key 21, a positioning flange 22 and a shaft clamp spring 23.
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.
The utility model aims at providing a cam position angle reading device in cam box to solve the problem that above-mentioned prior art exists, make the angular position of cam in the cam box read in real time, positioning accuracy is high.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The utility model provides a cam position angle reading device in cam box, as shown in fig. 2 and fig. 3, comprising a cam box 3, wherein the cam box 3 is provided with a mounting rack 4, a rotating shaft 5 is arranged on the mounting rack 4 in a penetrating way, one end of the rotating shaft 5 is connected with the mounting rack 4 through a first supporting bearing 6, and the other end is connected with the mounting rack 4 through a second supporting bearing 7; the encoder 8 is fixedly locked on the box body of the cam box 3 through an encoder fixing support 9, a first belt wheel 10 is fixedly sleeved on an output shaft of the encoder 8, a chain wheel 11 and a second belt wheel 12 are fixedly sleeved on the rotating shaft 5, the chain wheel 11 is positioned between the second belt wheel 12 and the first support bearing 6, and the chain wheel 11 is connected with a cam; the second belt wheel 12 is connected with a first belt wheel 10 through a closed synchronous belt 13 in a transmission way; the number of teeth of the first pulley 10 and the second pulley 12 is the same.
Further preferably, a first locking screw 14 is screwed to one end of the rotating shaft 5 located outside the first support bearing 6, and an origin pointer 15 is engaged with the first locking screw 14 and an end position of the rotating shaft 5. A first gland 17 is fixedly mounted on the mounting frame 4 positioned outside the first support bearing 6 through a second locking screw 16, a through hole is formed in the first gland 17, and one end of the rotating shaft 5 penetrates through the through hole and then is connected with the origin pointer 15. A second gland 19 is fixedly mounted on the mounting frame 4 positioned at the outer side of the second support bearing 7 through a third locking screw 18. The first belt pulley 10 is fixedly connected with the output shaft of the encoder 8 through a connecting key 20. The second pulley 12 is fixedly connected to the rotary shaft 5 by a double round key 21. A positioning flange 22 is provided between the sprocket 11 and the second pulley 12, the positioning flange 22 has a cylindrical structure integrally formed with the rotary shaft 5, and the diameter of the positioning flange 22 is larger than the diameter of the rotary shaft 5. One end of the second belt wheel 12 is in close contact with the positioning flange 22, and a shaft clamp spring 23 is arranged between the other end of the second belt wheel and the rotating shaft 5, so that the positioning precision of the second belt wheel 12 is higher, and the connection is more stable.
The utility model discloses cam case inside cam angular position transmits rotation axis 5 through the sprocket 11 of being connected with the cam on, rotation axis 5 drives second band pulley 12 synchronous rotation through two keys 21, second band pulley 12 drives first band pulley 10 synchronous rotation through hold-in range 13, first band pulley 10 is rotatory through the output shaft that connecting key 20 drove encoder 8 simultaneously, encoder 8's output shaft revolution signal feeds back in real time to encoder 8, because the number of teeth of first band pulley 10 and second band pulley 12 is the same, thereby the rotation angle of the two is synchronous, so final cam angle can feed back in real time to encoder 8, be used for the real-time reading of cam case 3 internal cam angular position.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. The utility model provides a cam position angle reading device in cam box which characterized in that: the cam box is provided with a mounting rack, a rotating shaft penetrates through the mounting rack, one end of the rotating shaft is connected with the mounting rack through a first supporting bearing, and the other end of the rotating shaft is connected with the mounting rack through a second supporting bearing; a chain wheel and a second belt wheel are fixedly sleeved on the rotating shaft, the chain wheel is positioned between the second belt wheel and the first support bearing, and the chain wheel is connected with a cam; the second belt wheel is connected with a first belt wheel through a closed synchronous belt in a transmission manner, the first belt wheel is fixedly sleeved on an output shaft of an encoder, and the encoder is fixedly locked on a box body of the cam box through an encoder fixing support; the first belt pulley and the second belt pulley have the same number of teeth.
2. The cam position angle reading apparatus in a cam box according to claim 1, characterized in that: the rotation axis is located the one end threaded connection in the first support bearing outside has first lock solid screw, first lock solid screw with the tip position department joint of rotation axis has the original point pointer.
3. The cam position angle reading apparatus in a cam box according to claim 2, characterized in that: and the first gland is fixedly mounted on the mounting frame through a second locking screw, a through hole is formed in the first gland, and one end of the rotating shaft penetrates through the through hole and then is connected with the origin pointer.
4. The cam position angle reading apparatus in a cam box according to claim 2, characterized in that: and a second gland is fixedly arranged on the mounting frame positioned at the outer side of the second supporting bearing through a third locking screw.
5. The cam position angle reading apparatus in a cam box according to claim 1, characterized in that: the first belt pulley is fixedly connected with the output shaft of the encoder through a connecting key.
6. The cam position angle reading apparatus in a cam box according to claim 1, characterized in that: the second belt wheel is fixedly connected with the rotating shaft through a double round key.
7. The cam position angle reading apparatus in a cam box according to claim 6, characterized in that: and a positioning flange is arranged between the chain wheel and the second belt wheel, the positioning flange is of a cylindrical structure integrally formed with the rotating shaft, and the diameter of the positioning flange is larger than that of the rotating shaft.
8. The cam position angle reading apparatus in a cam box according to claim 7, characterized in that: one end of the second belt wheel is in close contact with the positioning flange, and a shaft clamp spring is arranged between the other end of the second belt wheel and the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020033872.9U CN211639242U (en) | 2020-01-08 | 2020-01-08 | Cam position and angle reading device in cam box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020033872.9U CN211639242U (en) | 2020-01-08 | 2020-01-08 | Cam position and angle reading device in cam box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211639242U true CN211639242U (en) | 2020-10-09 |
Family
ID=72704021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020033872.9U Active CN211639242U (en) | 2020-01-08 | 2020-01-08 | Cam position and angle reading device in cam box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211639242U (en) |
-
2020
- 2020-01-08 CN CN202020033872.9U patent/CN211639242U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0754158B1 (en) | Electronically controlled high speed press feed | |
| CN109227597B (en) | All-in-one is used to parallel robot joint department | |
| CN211639242U (en) | Cam position and angle reading device in cam box | |
| CN204277480U (en) | A kind of numerical control of machine tools rotary table | |
| KR101123110B1 (en) | Reduction apparatus attached rotation detector | |
| US5808465A (en) | Electronically controlled high speed press feed | |
| CN208483014U (en) | A kind of roll gap adjustment equipment | |
| CN113084594A (en) | Cam position and angle reading device in cam box | |
| CN207272699U (en) | A kind of NC rotary table with harmonic speed reducer | |
| CN207881630U (en) | A kind of two-stage type magnetic absolute angle encoder | |
| US3750618A (en) | Positioning arrangement, especially adjusting the feed stroke of a tool carrier in a machine tool | |
| CN204788318U (en) | Crack measuring device disappears | |
| CN212286833U (en) | Novel cam box | |
| CN104930995A (en) | Torsion spring-based novel measuring device | |
| CN112815981B (en) | Rotary transformer test fixture based on high-precision rotary table | |
| CN210649821U (en) | Encoder mounting structure for electric spindle | |
| CN109253878A (en) | A kind of Plastic Gear Transmission error testing structure | |
| CN114771790A (en) | Automatic rudder changing device applied to submersible maneuverability model test | |
| CN101149274B (en) | Encoder for bearing-free digital control machine tool main axle | |
| CN204524988U (en) | A kind of rack pinion closed loop detect mechanism | |
| EP0290622A4 (en) | Method of fixing pulse encoder to motor and pulse encoder-carrying motor | |
| CN113681328A (en) | Novel cam box | |
| CN215592397U (en) | Slewing device | |
| CN213380280U (en) | Single-arm double-shaft cam roller rotary table | |
| CN218884995U (en) | Novel induction type encoder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |