CN204310371U - Cylinder stretching device - Google Patents
Cylinder stretching device Download PDFInfo
- Publication number
- CN204310371U CN204310371U CN201420671166.1U CN201420671166U CN204310371U CN 204310371 U CN204310371 U CN 204310371U CN 201420671166 U CN201420671166 U CN 201420671166U CN 204310371 U CN204310371 U CN 204310371U
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- claw
- feed bin
- cylinder
- stretching device
- driven shaft
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Abstract
The utility model discloses a kind of cylinder stretching device, comprise feed bin, feed bin top is provided with a claw, and the driven shaft two ends of claw are connected with chain respectively by sprocket wheel, this cylinder stretching device also comprises: two cylinders being separately positioned on feed bin two side, and wherein at least one cylinder is clamping cylinder; Be arranged on feed bin bottom and the compressed air source unit be connected with two cylinders; Axle is located at feed bin top and the rotating shaft be arranged in parallel with the driven shaft of claw; Be rigidly attached to two pivoted arms at rotating shaft two ends respectively, each pivoted arm is connected with the first end of a connecting rod respectively, and the second end of each connecting rod is established with the two end axles of the driven shaft of claw respectively and is connected, and two pivoted arms are hinged with the piston rod of two cylinders respectively.The utility model drives two pivoted arms to swing around the shaft by the motion of the piston rod of two cylinders, and drive claw to move, make chain tension, whole tensioning process is all completed by cylinder, convenient and safe.
Description
Technical field
The utility model relates to spreading machine field, particularly a kind of cylinder stretching device.
Background technology
Wood fiber piled up by the feed bin of current spreading machine, installs a claw device at feed bin top.Its purposes is the fiber on feed bin top of raking, and claw drives primarily of two reel chains, and during work, chain needs tensioning.Current general available screw rod tensioning or by common cylinder tensioning mode, about screw rod tensioning mode, on December 18th, 2007, the applicant application discloses that (Authorization Notice No. is CN100559047C for a kind of claw chain stretching device of harrow for paving device, authorized announcement date is on November 11st, 200), but the screw rod tensioning mode of this claw chain stretching device this can not tension chain at any time, and is inconvenient to operate.And common cylinder tensioning mode exists decompression risk, claw can not normally be run.
Utility model content
The purpose of this utility model is for shortcomings and deficiencies of the prior art, provides a kind of cylinder stretching device, and the easy to operate and safety of this cylinder stretching device, can solve the problem.
The technical matters that the utility model solves can realize by the following technical solutions:
Cylinder stretching device, comprises feed bin, and described feed bin top is provided with a claw, and the driven shaft two ends of described claw are connected with chain respectively by sprocket wheel, it is characterized in that, this cylinder stretching device also comprises:
Be separately positioned on two cylinders of described feed bin two side, wherein at least one cylinder is clamping cylinder;
Be arranged on described feed bin bottom and the compressed air source unit be connected with described two cylinders;
Axle is located at described feed bin top and the rotating shaft be arranged in parallel with the driven shaft of described claw;
Be rigidly attached to two pivoted arms at described rotating shaft two ends respectively, pivoted arm described in each is connected with the first end of a connecting rod respectively, second end of each connecting rod is established with the two end axles of the driven shaft of described claw respectively and is connected, and described two pivoted arms are hinged with the piston rod of two cylinders respectively.
In a preferred embodiment of the present utility model, the driven shaft two ends of described claw respectively axle are located on bearing assembly, and described bearing assembly is connected with the second end of two connecting rods respectively.
In a preferred embodiment of the present utility model, the first end of two connecting rods is hinged with described pivoted arm respectively.
In a preferred embodiment of the present utility model, two side, described feed bin top is provided with slide rail, and the slide arrangement of the driven shaft of described claw is on described slide rail.
Owing to have employed technical scheme as above, the beneficial effects of the utility model are: drive two pivoted arms to swing around the shaft by the motion of the piston rod of two cylinders, drive claw moves, make chain tension, whole tensioning process is all completed by cylinder, convenient and swift, and at least one cylinder is clamping cylinder, even if due to emergency situations cause compressed air source unit pressure reduce or be zero time, clamping cylinder can automatically lock piston rod, make the chain be connected with claw be in tensioning state all the time, ensure the normal work of claw.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the front view of a kind of embodiment of the utility model.
Fig. 2 is the back view of Fig. 1.
Fig. 3 is the D-D direction view in Fig. 1.
Fig. 4 is the C-C direction view in Fig. 1.
Fig. 5 is the A-A direction view in Fig. 1.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, setting forth the utility model further below.
See the cylinder stretching device shown in Fig. 1 and Fig. 2, comprise feed bin 100, feed bin 100 top is provided with a claw 200, and driven shaft 210 two ends of claw 200 are connected with chain 300 respectively by sprocket wheel 201.
Shown in composition graphs 5, be provided with cylinder 400a, 400b in feed bin 100 two side respectively by cylinder saddle 420a, 420b, the cylinder 400a in the present embodiment is clamping cylinder, and cylinder 400b is common cylinder.Cylinder 400a, 400b are connected with the compressed air source unit 401 being arranged on feed bin 100 bottom respectively by tracheae.Piston rod 410a, 410b of cylinder 400a, 400b are hinged with two pivoted arms 600 respectively, and the top of two pivoted arms 600 is rigidly connected with rotating shaft 500 respectively.Shown in composition graphs 4, rotating shaft 500 is located in bearing seat 520 by bearing 510 axle, and bearing seat 520 is fixed on feed bin 100 top, and rotating shaft 500 be arranged in parallel with the driven shaft 210 of claw.Shown in composition graphs 3, the middle part of each pivoted arm 600 is connected with a connecting rod 700 respectively, in order to improve mechanicalness, one end of the connecting rod 700 in the present embodiment is connected with bearing assembly 230 with the other end of pivoted arm 600 articulated linkage 700, and the two end axles of the driven shaft 210 of claw is located in bearing assembly 230.
In order to reduce the bearing force of the driven shaft 700 of two connecting rods, 700 pairs of claws, two side, feed bin 100 top is provided with slide rail 220, the slide arrangement of the driven shaft 210 of claw is on slide rail 220.
Principle of work of the present utility model is as follows:
Two pivoted arms 600 are driven 500 to swing around the shaft by the motion of piston rod 410a, 410b of two cylinder 400a, 400b, claw 200 is driven to move, make chain 300 tensioning, whole tensioning process is all completed by cylinder 400a, 400b, convenient and swift, and at least one cylinder is clamping cylinder, even if due to emergency situations cause compressed air source unit 401 pressure reduce or be zero time, clamping cylinder can automatically lock piston rod, make the chain 300 be connected with claw 200 be in tensioning state all the time, ensure the normal work of claw 200.
More than show and describe groundwork of the present utility model and principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. cylinder stretching device, comprises feed bin, and described feed bin top is provided with a claw, and the driven shaft two ends of described claw are connected with chain respectively by sprocket wheel, it is characterized in that, this cylinder stretching device also comprises:
Be separately positioned on two cylinders of described feed bin two side, wherein at least one cylinder is clamping cylinder;
Be arranged on described feed bin bottom and the compressed air source unit be connected with described two cylinders;
Axle is located at described feed bin top and the rotating shaft be arranged in parallel with the driven shaft of described claw;
Be rigidly attached to two pivoted arms at described rotating shaft two ends respectively, pivoted arm described in each is connected with the first end of a connecting rod respectively, second end of each connecting rod is established with the two end axles of the driven shaft of described claw respectively and is connected, and described two pivoted arms are hinged with the piston rod of two cylinders respectively.
2. cylinder stretching device as claimed in claim 1, is characterized in that, the driven shaft two ends of described claw respectively axle are located on bearing assembly, and described bearing assembly is connected with the second end of two connecting rods respectively.
3. cylinder stretching device as claimed in claim 2, it is characterized in that, the first end of described two connecting rods is hinged with described pivoted arm respectively.
4. the cylinder stretching device as described in claim as arbitrary in claims 1 to 3, is characterized in that, two side, described feed bin top is provided with slide rail, and the slide arrangement of the driven shaft of described claw is on described slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420671166.1U CN204310371U (en) | 2014-11-11 | 2014-11-11 | Cylinder stretching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420671166.1U CN204310371U (en) | 2014-11-11 | 2014-11-11 | Cylinder stretching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204310371U true CN204310371U (en) | 2015-05-06 |
Family
ID=53132698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420671166.1U Active CN204310371U (en) | 2014-11-11 | 2014-11-11 | Cylinder stretching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204310371U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104444121A (en) * | 2014-11-11 | 2015-03-25 | 上海人造板机器厂有限公司 | Cylinder tensioning gear for material rake device of spreading machine |
-
2014
- 2014-11-11 CN CN201420671166.1U patent/CN204310371U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104444121A (en) * | 2014-11-11 | 2015-03-25 | 上海人造板机器厂有限公司 | Cylinder tensioning gear for material rake device of spreading machine |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |