CN2271015Y - Magnetic head seat for card magnetic tape unit - Google Patents
Magnetic head seat for card magnetic tape unit Download PDFInfo
- Publication number
- CN2271015Y CN2271015Y CN 96211837 CN96211837U CN2271015Y CN 2271015 Y CN2271015 Y CN 2271015Y CN 96211837 CN96211837 CN 96211837 CN 96211837 U CN96211837 U CN 96211837U CN 2271015 Y CN2271015 Y CN 2271015Y
- Authority
- CN
- China
- Prior art keywords
- aforementioned
- magnetic head
- steering column
- head seat
- column jacket
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a magnetic head seat for cassette tape units, which is provided with a rotatable and reversing magnetic head, and comprises a magnetic head seat fixing plate, a bearing arranged on the magnetic head seat fixing plate, a steering column jacket, a containing groove, a stop element, an elastic element, a steering gear and a positioning device. One end of the steering column jacket is provided with a magnetic head, and the other end of the steering column jacket is provided with a rotating shaft. The containing groove is used for containing the steering column jacket. The stop element contacts on the rotating shaft along an opening direction of the containing groove. The elastic element can operate elastic force on the rotating shaft to generate a moment or rotation which enables the steering column jacket to abut on the bottom of the containing groove.
Description
The utility model relates to a kind of magnetic head seat of cartridge machine, is meant the magnetic head seat of the cartridge machine of the rotatable commutation of a kind of magnetic head especially.
Its used magnetic head assembly of the cartridge machine of the rotational head formula of commonly using is normally located a magnetic head on the baffle plate with screw locking ground one, and a rotating shaft is established in riveting on this positioning baffle, and is provided with a driven wheel.Aforesaid rotating shaft is rotatably to be located on the magnetic head seat, and utilizes a reverse mechanism to drive aforesaid driven wheel, turns to and make aforementioned rotating shaft rotation drive aforementioned magnetic head.And, when aforementioned magnetic head turns to, be to utilize aforementioned location-plate to be positioned at correct position.
This kind magnetic tape station is when proceed forward magnetic tape (PFM) or reverse transcription playback, but the aforesaid magnetic head aforementioned rotating shaft driven rotary that is mat, and change its direction, to reach the purpose of forward and reverse record, playback.The part that the shortcoming of the above-mentioned steering-type magnetic head structure maximum of commonly using is to use is too much, and aforesaid location-plate, magnetic head and rotating shaft must utilize riveting machine and suitable anchor clamps aforementioned each part correctly can be fitted together when riveting or being spirally connected fixedly, therefore make its cost of parts, and mounting equipment, heighten with the cost of personnel training.
The purpose of this utility model is to provide a kind of magnetic head seat of cartridge machine, have the height modularity, and can reduce number of parts, thereby assembling easily, can reduce production costs; And can easily dismantle, with convenient for maintaining.
The technical solution of the utility model is:
A kind of magnetic head seat of cartridge machine comprises: a magnetic head seat fixed head; One bearing is to be arranged at aforementioned magnetic head seat fixed head, has a storage tank; It is characterized in that: it also comprises
One steering column jacket is rotatably to be arranged among the aforementioned storage tank; Aforementioned steering column jacket one end is equipped with a magnetic head, and the other end is provided with a rotating shaft; One stop element is to have a stopper section that contacts with aforementioned rotating shaft; One applies the top of an elastic force in aforementioned rotating shaft, and aforementioned rotating shaft is promoted towards aforementioned stop element, and generation one is fulcrum with aforementioned stopper section and makes aforementioned steering column jacket be resisted against the elastic element of the turning moment of aforementioned storage tank bottom;
One drives the tooth sector of steering column jacket rotation, is to be located on the aforementioned rotating shaft.
The magnetic head seat of described cartridge machine is characterized in that: described storage tank has the inclined-plane of two aforementioned steering column jacket breastings of confession.
The magnetic head seat of described cartridge machine is characterized in that: described elastic element is a torsionspring, and an end of aforementioned torsionspring is to be connected on the aforementioned bearing, and the other end is to be connected on the connecting rod of being located on the aforementioned rotating shaft.
The magnetic head seat of described cartridge machine is characterized in that: described stop element is fixed on the magnetic head seat or is located on the aforementioned magnetic head seat fixed head.
Effect of the present utility model is:
The utility model adopts the height design of modularization, can make the number of parts of magnetic head reduce, and makes its assembling rapidly easily, therefore can reduce its production cost, and convenient for maintaining.
The utility model is for reaching above-mentioned and other purpose, and technological means that it adopted and effect thereof are lifted a preferred embodiment now and cooperated correlative type to be described as follows:
Graphic explanation:
Fig. 1 is the stereographic map for magnetic head seat of the present utility model.
Fig. 2 be for magnetic head seat of the present utility model by the top look stereographic map.
Fig. 3 is the front view for magnetic head seat of the present utility model.
Fig. 4 is the A-A cut-open view for Fig. 3.
Fig. 5 is the sectional view for magnetic head of the present utility model and steering column jacket.
Fig. 6 A is the upward view for magnetic head seat of the present utility model.
Fig. 6 B is the upward view of the bearing that adopts for the utility model.
Fig. 7 and Fig. 8 are a continuous action synoptic diagram, the manner of execution when commutating in order to disclose magnetic head of the present utility model.
Fig. 9 is the B-B cut-open view of Fig. 3, in order to disclose head position structure of the present utility model.
As shown in Figures 1 and 2, the magnetic head seat of cartridge machine of the present utility model comprises: a magnetic head seat fixed head 10, be to be installed in slidably on the support of a cartridge machine, and a bearing 20, be arranged on the aforementioned magnetic head seat fixed head 10 and can be subjected to aforementioned magnetic head seat fixedly strip advise; And a steering column jacket 30, be rotatably to be installed on the aforementioned bearing 20, and a magnetic head 40, be to be fixedly arranged in the aforementioned steering column jacket 30, and an elastic element 50, be to be located on aforementioned bearing 20 and the steering column jacket 30, remain positioned on the aforementioned bearing 20 to axle sleeve 30 in order to use aforementioned pavilion.The topmost characteristics of the utility model are to be that it utilizes elastic element 50 to make head position, and number of parts reduces significantly, and aforementioned steering column jacket 30 needn't utilize speciality tool just can make up easily, dismantle with bearing 20, so its assembly working is simplified, and reduce its production cost, and make its maintenance more easy.Below described in detail with regard to the aufbauprinciple and the effect thereof of the utility model device now.
As shown in Figures 1 and 2, aforesaid magnetic head seat fixed head 10 is to utilize metal plate punching to make, and its position that is positioned at aforementioned bearing 20 tops has a baffle plate 11, in order to cooperatively interact with aforementioned bearing 20 and aforementioned steering column jacket 30 is positioned on the aforementioned bearing 20 (repeating after the appearance).
Aforesaid as shown in Figures 3 and 4 steering column jacket 30 is generally to be right cylinder, this steering column jacket 30 is to have an axis of rotation 34, and one can hold the groove of aforementioned magnetic head 40, and utilize screw that aforementioned magnetic head is locked among the aforementioned recess and be positioned on the aforementioned turning axle 34.
Be to extend upward a rotating shaft 31 concentric with aforementioned axis of rotation 34 on the aforementioned steering column jacket 30, the top of this rotating shaft 31 is to be provided with a tooth sector 32, in order to drive this rotating shaft 31 rotations.The lower semisection of this rotating shaft 31 is to be the first bigger end 311 of a diameter, and the top end face of this first end 311 is positioned at the below of aforementioned tooth sector 32, and and the bottom surface of aforementioned tooth sector 32 between be to form a groove 33, as shown in Figure 5.
Aforementioned rotating shaft 31 is rotatably to be installed on the aforementioned bearing 20, and its axis of rotation is that glide direction with aforementioned magnetic head seat fixed head 10 is parallel to each other.
Shown in Fig. 3 and Fig. 6 A, Fig. 6 B, aforesaid bearing 20 is to utilize screw to be locked on the aforementioned magnetic head seat fixed head 10, this bearing 20 is generally to be a rectangle block, and the place ahead central authorities are arranged with a storage tank 22, the width of this storage tank 22 is to embed for aforementioned steering column jacket 30, and is provided with two symmetrical inclined-planes 23 in the bottom of this storage tank 22.Aforesaid steering column jacket is inserted after this storage tank 22, and its side is to be resisted against on this two inclined-plane 23, and is positioned on the aforesaid axis of rotation 34.
To be positioned at the position of aforementioned steering column jacket 30 tops be to have a clamp 24 to aforesaid bearing 20 shown in Fig. 3, Fig. 4 and Fig. 6 B, this clamp 24 is to be provided with a groove 26 that can supply aforementioned rotating shaft 31 to embed, and its height and position be with aforementioned rotating shaft 31 on groove 33 cooperatively interact, and can snap among this groove 33, therefore make aforementioned steering column jacket 30 can upper and lowerly do not moved by backstop.
As Fig. 1 and Fig. 7, shown in Figure 8, the above-mentioned stop element 11 that is provided with of aforesaid magnetic head seat fixed head 10, an and elastic element 50 is in order to be positioned aforementioned steering column jacket 30 among the storage tank 22 of aforementioned bearing 20.Aforesaid stop element 11 is to be located at the locational L shaped plate body of aforementioned magnetic head seat fixed head 10 a little more than the end face of aforementioned bearing 20 for one one-body moldedly, this stop element 11 is vertically to be extended by the position that this magnetic head seat fixed head 10 is positioned at aforementioned steering column jacket 30 sides as shown in Figures 7 and 8, and its end has a location division 12 that can be pressed on by the opening direction of the storage tank 22 of aforementioned bearing 20 on the aforementioned rotating shaft 31.
Must emphasize at this, be aforementioned stop element 11 is not limited in the structure shown in the figure, and in fact it also have considerable variation design feasible.For example: aforementioned stop element 11 can be made an independently element and being located on the aforementioned magnetic head seat fixed head 10, or it is changed be located on the aforesaid bearing 20 with screw, rivet or welding manner.In addition, the shape of this stop element 11 also is not limited only to the shape shown in the figure, and can do various variation.
The end of aforesaid rotating shaft 31 also has a connecting rod 35, and aforesaid flexible member 50 is ends that an end is connected in aforementioned connecting rod 35, and the other end is connected aforementioned bearing 20.As shown in Figures 7 and 8, the used flexible member 50 of aforesaid embodiment is to be a torsionspring, no matter and its turn at aforementioned steering column jacket 30 and where all can this rotating shaft 31 is resisted against on the location division 12 of aforementioned stop element 11 aforementioned rotating shaft 31 outside ejections.
As shown in Figure 4, aforesaid location division 12 and preceding brown rotating shaft 31 position contacting are the positions between aforementioned connecting rod 34 and aforementioned steering column jacket 30, therefore after rotating shaft 31 is subjected to aforementioned elastic component 50 ejections, be to be resisted against on the location division 12 of aforementioned stop element 11, and be fulcrum with this location division 12, produce a turning moment and make aforementioned steering column jacket 30 be resisted against two inclined-planes 23 of aforesaid storage tank 22.
When magnetic head seat of the present utility model is assembled, be aforesaid steering column jacket 30 to be placed into after the storage tank 22 of aforementioned bearing 20 earlier, again on aforementioned bearing 20 is placed on aforementioned magnetic head seat fixed head 10, and snap under the aforementioned location division 12, and then aforementioned bearing 20 is locked together in magnetic head seat fixed head 10, and loads onto elastic element 50 and just can make aforementioned steering column jacket 30, bearing 20 and magnetic head seat fixed head 10 combine.And if when dismantling aforesaid magnetic head seat, then as long as aforementioned elastic element 50 is taken off, and bearing 20 is pulled down from magnetic head seat fixed head 10, just aforementioned steering column jacket 30 can be taken off then.
Also be provided with a driven wheel 60 on the aforementioned bearing 20, this driven wheel 60 is to be a sector gear, and be meshing with each other with the tooth sector 32 on the aforementioned rotating shaft 31, the one side has an actuating arm 61, this actuating arm 61 can be subjected to a reverse mechanism of being located on the tape support to promote (not shown), wave and produce, therefore can drive aforementioned tooth sector 32 rotations, and to drive aforementioned steering column jacket 30 and magnetic head 40 is changed direction.
End face as Fig. 3 and aforesaid steering column jacket 30 shown in Figure 9 is to be provided with a location-plate 36, and this location-plate 36 is to have a blocking arm 37.Aforesaid bearing 20 is to be hollow form, and can hold aforementioned blocking arm 37 in its inner revolution.In addition, the position that aforementioned bearing 20 is positioned at aforementioned steering column jacket 30 dual side-edges is to be provided with a location screw 25 respectively, in order to cooperating with aforementioned blocking arm 36, and locatees the anglec of rotation of aforesaid location-plate 36.
When aforesaid steering column jacket drives aforementioned magnetic head 40 and rotates to the position of forward and reverse recording playback sound, be that the blocking arm 37 that can drive aforementioned location-plate 36 abuts to aforesaid set screw 25, and aforementioned set screw is to adjust the degree of depth that it is locked, so that accurately adjust the orientation angle of aforementioned location-plate 36.
In addition, as shown in Figures 7 and 8, when aforementioned magnetic head 40 rotated to the location of record, playback forward or backwards, aforesaid flexible member 50 was to promote aforementioned connecting rod 35, and forced the blocking arm 37 on the aforementioned location-plate 36 to keep pressing on the aforesaid set screw 25.
Claims (4)
1, a kind of magnetic head seat of cartridge machine comprises: a magnetic head seat fixed head; One bearing is to be arranged at aforementioned magnetic head seat fixed head, has a storage tank; It is characterized in that: it also comprises
One steering column jacket is rotatably to be arranged among the aforementioned storage tank; Aforementioned steering column jacket one end is equipped with a magnetic head, and the other end is provided with a rotating shaft; One stop element is to have a stopper section that contacts with aforementioned rotating shaft; One applies the top of an elastic force in aforementioned rotating shaft, and aforementioned rotating shaft is promoted towards aforementioned stop element, and generation one is fulcrum with aforementioned stopper section and makes aforementioned steering column jacket be resisted against the elastic element of the turning moment of aforementioned storage tank bottom;
One drives the tooth sector of steering column jacket rotation, is to be located on the aforementioned rotating shaft.
2, the magnetic head seat of cartridge machine as claimed in claim 1 is characterized in that: described storage tank has the inclined-plane of two aforementioned steering column jacket breastings of confession.
3, the magnetic head seat of cartridge machine as claimed in claim 1, it is characterized in that: described elastic element is a torsionspring, one end of aforementioned torsionspring is to be connected on the aforementioned bearing, and the other end is to be connected on the connecting rod of being located on the aforementioned rotating shaft.
4, the magnetic head seat of cartridge machine as claimed in claim 1 is characterized in that: described stop element is fixed on the magnetic head seat or is located on the aforementioned magnetic head seat fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96211837 CN2271015Y (en) | 1996-06-06 | 1996-06-06 | Magnetic head seat for card magnetic tape unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96211837 CN2271015Y (en) | 1996-06-06 | 1996-06-06 | Magnetic head seat for card magnetic tape unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2271015Y true CN2271015Y (en) | 1997-12-17 |
Family
ID=33894659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96211837 Expired - Lifetime CN2271015Y (en) | 1996-06-06 | 1996-06-06 | Magnetic head seat for card magnetic tape unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2271015Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111761333A (en) * | 2020-07-08 | 2020-10-13 | 格力电器（郑州）有限公司 | Shaft sleeve assembling equipment |
-
1996
- 1996-06-06 CN CN 96211837 patent/CN2271015Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111761333A (en) * | 2020-07-08 | 2020-10-13 | 格力电器（郑州）有限公司 | Shaft sleeve assembling equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |