Feed mechanism for a crop baler
阅读：6发布：2023-03-29
专利汇可以提供Feed mechanism for a crop baler专利检索，专利查询，专利分析的服务。并且A feeding mechanism that sweeps crops along a feed chamber into a bale case of the baler is of the double bar type with a straight tubular feed finger supporting member and a guide member in reciprocal supporting relation thereto. Rollers on the sides of the supporting member are in constant longitudinal spaced relation and ride in transversely spaced U-shaped tracks on opposite sides of the guide member. The supporting member is connected to an elliptical chain drive located in a drive housing above the feed chamber at the bale case end. The guide member is connected to a rotating crank at the opposite end of the drive housing. The drives actuate the members to move the feed fingers along the feed chamber in a feed stroke for sweeping crops into the bale case and return the feed fingers through the drive housing in a generally parallel relation to the feed chamber.，下面是Feed mechanism for a crop baler专利的具体信息内容。
1. A feed mechanism for sweeping crop material from a feed chamber into a bale case of a baler comprising: a first drive over the bale case and feed chamber in the form of two sprockets and an endless chain passing thereover, a second drive in the form of a single rotating crank, means for interconnecting said first drive and said second drive for rotation of said drives in timed relation, a first supporting member extending generally parallel to said feed chamber and having downwardly extending feed fingers connected thereto, means for pivotally connecting one end of said first supporting member to said endless chain for actuating said first supporting member in a generally elliptical path, a second supporting member being relatively stiff to longitudinal and lateral bending forces and having a pivotal connection connecting said second supporting member to said single crank, said second supporting member having a top wall, transversely spaced sides extending downwardly therefrom and inward flanges on said sides spaced from said top wall to form transversely spaced track-like means with said sides and top wall, said first supporting member having two sets of supporting elements with the supporting elements of each set transversely spaced on opposite sides of said first supporting member, one of said sets being intermediately positioned and the other set being adjacent the end opposite to the end connected to said first drive means, said supporting elements riding in said track-like means in constant relation to one another, the parts be so arranged and constructed that as the supporting elements mounted on the first supporting member reciprocate within the second suppOrting member during rotation of said first and second drives, the relatively stiff second supporting member resists longitudinal and lateral bending forces imposed on it as the feeder fingers on the first supporting member contact crop material and sweep the material into the bale case.
2. A feed mechanism as set forth in claim 1 wherein said supporting elements are rollers.
3. A feed mechanism as set forth in claim 1 wherein said pivotal connection of the first supporting is transversely longer than the transverse width of said first supporting member.
4. A feed mechanism as set forth in claim 1 wherein said other set of supporting elements travels past said pivotal connection of said second supporting member.
5. A feed mechanism as set forth in claim 1 wherein said pivotal connection of said second supporting member is spaced in from the end of said second supporting means.
6. A feed mechanism as set forth in claim 1, said first supporting member is tubular and a pressure relief means is provided therein connecting said means pivotally connected to said endless chain to said supporting member.
7. A feeding mechanism for a hay baler having a bale case with a feed opening in a vertical side wall thereof, a plunger reciprocable in said chamber and past said opening, a hay receiving platform extending from said feed opening and means operable transversely of said reciprocating plunger over said platform for feeding hay into said bale case, said feeding means comprising finger feed supporting means spaced above and extending along said platform, and having a first supporting member and second supporting member in reciprocal overlapping relation with said first supporting member, feed fingers connected to and depending downwardly from said first supporting member, means for reciprocating said feed finger supporting means in timed relation with said plunger for periodically causing said fingers to engage hay on said platform and convey the hay into said bale chamber, said reciprocating means including a first generally elliptical drive and a second crank drive and first and second pivotal means for connecting said first and second supporting members to said first and second drives, respectively; said second supporting member being relatively stiff to longitudinal and lateral bending forces and having track-like channels on opposite sides thereof in facing relation, and said first supporting member reciprocably positioned between said channels and having two sets of supporting elements with the supporting elements of each set transversely spaced on opposite sides of said first supporting member in said channels, said sets being longitudinally spaced apart and constant in relation to one another whereby said relatively stiff second supporting member receives the longitudinal and lateral bending forces through said transversely and longitudinally spaced supporting elements.
8. A feeding mechanism as set forth in claim 7 wherein said supporting elements are rollers.
9. A feed mechanism for sweeping crop material from a feed chamber into a bale case of a baler comprising a first drive means rotating in a generally elliptical path, a single crank drive means, first supporting means carrying downwardly projecting feed fingers and pivotally connected to said first drive means at the bale case end, a second supporting means having means pivotally connecting said second supporting means at the outboard end to said single crank drive means, said first supporting means reciprocally mounted on said second supporting means in linear reciprocal relation as said rotating drive means rotate said supporting means in timed relation to sweep said feed fingers through said feed chamber, characterized by said second supporting means having a generally horizontal and longitudinal top wall and downwardly extending track-like means extending longitudinally along said top wall on opposite sides thereof, said second supporting means, in cooperation With said top wall and said downwardly extending track-like means, being relatively stiff to longitudinally and laterally bending forces; and said first supporting means positioned underneath said top wall and between said track-like means and having two sets of supporting elements spaced longitudinally a constant distance and each set having supporting elements on opposite sides thereof and said constantly spaced supporting elements ride in said respective track-like means of said second supporting means to maintain the stability of said feed mechanism.
10. A feed mechanism as set forth in claim 9 wherein said support elements are rollers.
11. A feed mechanism as set forth in claim 9 wherein said sets of supporting elements are attached intermediate the ends of said first supporting means and adjacent the end opposite to the end attached to said first drive means.
12. A feed mechanism as set forth in claim 9 wherein said first supporting means is of a square tubular shape and said track-like means are sides extending downwardly and flange means spaced from said top wall for said rollers to reciprocate along said flange means and said top wall for transmission of forces to said second supporting member.
13. A feed mechanism as set forth in claim 9 wherein a pressure relief spring means is provided within said first supporting means operatively connected between said first drive means and said first supporting means.
14. A feed mechanism for a baler having a transversely extending feed chamber which extends at right angles to a bale case, said feed mechanism sweeping crop material from the feed chamber into the bale case and comprising: first and second transversely spaced apart drives movable over said bale case in timed relation to each other, first and second support members, said first support member having downwardly extending feed fingers connected thereto, first and second means connecting said first and second support members to said first and second drives, respectively, said first and second connecting means being movable relative to each other as said first and second drives move over the bale case in timed relation to each other, said second support member having spaced apart transversely extending track-like members and means above and interconnecting the track-like members, said first support member having two sets of spaced apart supporting elements mounted thereon in constant relation to each other and to the first support member, the supporting elements of each set being transversely spaced on opposite sides of said first supporting member, said supporting elements riding in said track-like members and maintaining the first and second support members in fixed alignment one to the other as they reciprocate towards and away from each other as the drives move over said bale case, the parts being so arranged and constructed that as the supporting elements mounted on the first supporting member reciprocate along the track-like members of the second supporting member, the second supporting member resists longitudinal and lateral bending forces imposed on it as the feeder fingers on the first supporting member contacts crop material and sweeps the material into the bale case.
15. A feed mechanism as set forth in claim 14 wherein the first connecting means connects the end of the first support member adjacent the bale case to the first drive means, and wherein one of said sets of spaced apart elements is intermediately positioned along the first support member and the other set of spaced apart supporting elements is positioned adjacent to the end opposite to the end connected to said first drive means.
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