阅读说明：本技术 一种用于往复运动的传动机构 (Transmission mechanism for reciprocating motion ) 是由 郑胜巨 于 2019-10-21 设计创作，主要内容包括：本发明涉及物件往复运动技术领域,尤其公开了一种用于往复运动的传动机构,包括支架、第一传动件、第二传动件及第一轴体,两个传动件的中部转动设置于支架,两个传动件的一端均与第一轴体转动设置,第一传动件与第一轴体之间的转动轴线、第二传动件与第一轴体之间的转动轴线交叉设置；使用时,将第一传动件的另一端、第二传动件的另一端连接在同一个外界载件上,利用外界的动力源驱动第一传动件、第二传动件或第一轴体往复运动,实现两个传动件的同步往复运动,往复运动的两个传动件驱动载件往复运动,一方面简化载件往复运动的传动构造,另一方面确保载件往复运动的平稳性。(The invention relates to the technical field of reciprocating motion of objects, and particularly discloses a transmission mechanism for reciprocating motion, which comprises a support, a first transmission piece, a second transmission piece and a first shaft body, wherein the middle parts of the two transmission pieces are rotatably arranged on the support, one ends of the two transmission pieces are rotatably arranged with the first shaft body, and a rotating axis between the first transmission piece and the first shaft body and a rotating axis between the second transmission piece and the first shaft body are crosswise arranged; when the synchronous reciprocating motion device is used, the other end of the first transmission piece and the other end of the second transmission piece are connected to the same external carrier piece, the external power source is utilized to drive the first transmission piece, the second transmission piece or the first shaft body to reciprocate, synchronous reciprocating motion of the two transmission pieces is achieved, the two transmission pieces in reciprocating motion drive the carrier piece to reciprocate, on one hand, the transmission structure of the reciprocating motion of the carrier piece is simplified, and on the other hand, the stability of the reciprocating motion of the carrier piece is ensured.)

1. A drive mechanism for reciprocating motion, characterized by: the automatic transmission device comprises a support, a first transmission piece, a second transmission piece and a first shaft body, the length direction of the first transmission piece, the length direction of the second transmission piece is arranged in a crossed mode, the first transmission piece and the second transmission piece are arranged on the support in a rotating mode, one end of the first transmission piece and one end of the second transmission piece are arranged in a rotating mode with the first shaft body, a rotating axis between the first transmission piece and the first shaft body, the rotating axis between the second transmission piece and the first shaft body is arranged in a crossed mode, the rotating axis between the first transmission piece and the first shaft body, the rotating axis between the first transmission piece and the support is arranged in a parallel mode, and the rotating axis between the second transmission piece and the first shaft body, and the rotating axis between the second transmission piece and the support.

2. The transmission mechanism for reciprocating motion according to claim 1, wherein: the number of the first transmission parts is two, the number of the second transmission parts is two, the other ends of the two first transmission parts are respectively located on the left side and the right side of the first shaft body, the other ends of the two second transmission parts are respectively located on the front side and the rear side of the first shaft body, and the other ends of the four transmission parts are used for being connected to the same external carrying part.

3. The transmission mechanism for reciprocating motion according to claim 1, wherein: the transmission mechanism further comprises a third transmission piece which is rotatably arranged with the first shaft body, a rotating axis between the third transmission piece and the first shaft body and a rotating axis between the first transmission piece and the first shaft body are arranged in a superposition mode, and an external driving piece drives the first shaft body to reciprocate through the third transmission piece.

4. The transmission mechanism for reciprocating motion according to claim 1, wherein: the other end of the first transmission piece and the other end of the second transmission piece are both rotatably provided with a fourth transmission piece, the fourth transmission piece is used for being connected to an external carrying piece, a rotating axis between the first transmission piece and the support and a rotating axis between the first transmission piece and the fourth transmission piece are arranged in parallel, and a rotating axis between the second transmission piece and the support and a rotating axis between the second transmission piece and the fourth transmission piece are arranged in parallel.

5. The transmission mechanism for reciprocating motion according to claim 1, wherein: the middle part of the first transmission piece and the middle part of the second transmission piece are respectively provided with a first bearing, one end of the first transmission piece and one end of the second transmission piece are respectively provided with a second bearing, the first transmission piece and the second transmission piece are respectively arranged at different parts of the support through the rotation of the first bearing, and the first transmission piece and the second transmission piece are respectively arranged at different parts of the first shaft body through the rotation of the second bearing.

6. The transmission mechanism for reciprocating motion according to claim 5, wherein: the second bearing sleeve of the first transmission piece is arranged on the outer side of the middle part of the first shaft body, the first shaft body is provided with a yielding groove and a second shaft body located in the yielding groove, the yielding groove is formed by concavely arranging the end face of the free end of the first shaft body, one end of the second transmission piece is accommodated in the yielding groove, and the second bearing sleeve of the second transmission piece is arranged on the outer side of the second shaft body.

7. The transmission mechanism for reciprocating motion according to claim 1, wherein: the support includes the loading board, sets up in first grudging post and the second grudging post of loading board, and first grudging post, second grudging post are located same one side of loading board, and the middle part of first driving medium, the middle part of second driving medium rotate respectively to set up in the one end that the loading board was kept away from to first grudging post, the one end that the loading board was kept away from to the second grudging post.

8. A drive mechanism for reciprocating motion according to claim 3, characterized in that: the third driving medium includes the third axis body, first fagging and second fagging, first fagging, second fagging are separated and parallel arrangement each other, the outside of first axis body is located to the one end of first fagging, the one end of second fagging is rotated the cover respectively, the third axis body sets up in the other end of first fagging, the other end of second fagging, the first axis body of output via third axis body drive of external driving piece removes, the one end of first driving piece is located between first fagging and the second fagging, the one end of first driving piece, the one end of second driving piece is located the both sides of a fagging respectively.

9. The drive mechanism for reciprocating motion of claim 8, wherein: the third bearing that the cover located the first axis body outside is all installed to the one end of first fagging, the one end of second fagging, and third axis body cover is equipped with the fourth bearing that is located between first fagging and the second fagging, and the outside of fourth bearing is located to the output cover of external driving piece.

10. The transmission mechanism for reciprocating motion according to claim 4, wherein: the other end of the first transmission part and the other end of the second transmission part are provided with fifth bearings, the fourth transmission part comprises a fourth shaft body and two fixing plates, the fifth bearing is sleeved on the outer side of the fourth shaft body, one ends of the two fixing plates are sleeved on the outer side of the fourth shaft body, the two fixing plates of the same fourth transmission part are respectively positioned on two sides of the first transmission part or two sides of the second transmission part, and the other ends of the two fixing plates of the same fourth transmission part are respectively connected to different parts of an external carrier.

Technical Field

The invention relates to the technical field of reciprocating motion of objects, and particularly discloses a transmission mechanism for reciprocating motion.

Background

In the use process of various mechanical structures, a certain component is often required to reciprocate, a power source in the prior art drives the component through a transmission mechanism to realize the reciprocating motion of the component, but the transmission mechanism in the prior art is complex in structure and inconvenient to use, and the structural design of the transmission mechanism is unreasonable, so that the reciprocating motion of the framework is unstable.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the invention aims to provide a transmission mechanism for reciprocating motion, which simplifies the design of a transmission structure for the reciprocating motion of a carrier, is convenient to use and ensures the stability of the reciprocating motion of the carrier.

In order to achieve the above object, the transmission mechanism for reciprocating motion of the present invention comprises a bracket, a first transmission member, a second transmission member and a first shaft body, wherein the length direction of the first transmission member and the length direction of the second transmission member are crossed, the middle part of the first transmission member and the middle part of the second transmission member are rotatably disposed on the bracket, one end of the first transmission member, one end of the second transmission piece is rotatably arranged with the first shaft body, a rotating axis between the first transmission piece and the first shaft body and a rotating axis between the second transmission piece and the first shaft body are arranged in a crossed manner, a rotating axis between the first transmission piece and the first shaft body and a rotating axis between the first transmission piece and the support are arranged in parallel, a rotating axis between the second transmission piece and the first shaft body and a rotating axis between the second transmission piece and the support are arranged in parallel, and the other end of the first transmission piece and the other end of the second transmission piece are used for being connected to the same external carrying piece.

Preferably, the number of the first transmission parts is two, the number of the second transmission parts is two, the other ends of the two first transmission parts are respectively located on the left side and the right side of the first shaft body, the other ends of the two second transmission parts are respectively located on the front side and the rear side of the first shaft body, and the other ends of the four transmission parts are used for being connected to the same external carrying part.

Preferably, the transmission mechanism further comprises a third transmission piece rotatably arranged with the first shaft body, a rotation axis between the third transmission piece and the first shaft body and a rotation axis between the first transmission piece and the first shaft body are arranged in a superposition manner, and the external driving piece drives the first shaft body to reciprocate through the third transmission piece.

Preferably, the other end of the first transmission member and the other end of the second transmission member are both rotatably provided with a fourth transmission member, the fourth transmission member is used for being connected to an external carrying member, a rotation axis between the first transmission member and the support and a rotation axis between the first transmission member and the fourth transmission member are arranged in parallel, and a rotation axis between the second transmission member and the support and a rotation axis between the second transmission member and the fourth transmission member are arranged in parallel.

Preferably, the middle part of the first transmission member and the middle part of the second transmission member are both provided with a first bearing, one end of the first transmission member and one end of the second transmission member are both provided with a second bearing, the first transmission member and the second transmission member are respectively rotatably arranged at different positions of the bracket through the first bearing, and the first transmission member and the second transmission member are respectively rotatably arranged at different positions of the first shaft body through the second bearing.

Preferably, the second bearing sleeve of the first transmission member is arranged on the outer side of the middle part of the first shaft body, the first shaft body is provided with a yielding groove and a second shaft body located in the yielding groove, the yielding groove is formed by concavely arranging the end face of the free end of the first shaft body, one end of the second transmission member is accommodated in the yielding groove, and the second bearing sleeve of the second transmission member is arranged on the outer side of the second shaft body.

Preferably, the support includes the loading board, sets up in first grudging post and the second grudging post of loading board, and first grudging post, second grudging post are located same one side of loading board, and the middle part of first driving medium, the middle part of second driving medium rotate respectively to set up in the one end that the loading board was kept away from to first grudging post, the one end that the loading board was kept away from to the second grudging post.

Preferably, the third driving medium includes a third shaft body, a first supporting plate and a second supporting plate, the first supporting plate and the second supporting plate are arranged at intervals and in parallel, one end of the first supporting plate and one end of the second supporting plate are respectively sleeved outside the first shaft body, the third shaft body is arranged at the other end of the first supporting plate and the other end of the second supporting plate, an output end of an external driving member drives the first shaft body to move through the third shaft body, one end of the first driving member is arranged between the first supporting plate and the second supporting plate, and one end of the first driving member and one end of the second driving member are respectively arranged at two sides of one supporting plate.

Preferably, the third bearing that the cover was located the first axis body outside is all installed to the one end of first fagging, the one end of second fagging, and the third axis body cover is equipped with the fourth bearing that is located between first fagging and the second fagging, and the outside of fourth bearing is located to the output cover of external driving piece.

Preferably, the other end of the first transmission part and the other end of the second transmission part are provided with fifth bearings, the fourth transmission part comprises a fourth shaft body and two fixing plates, the fifth bearing is sleeved on the outer side of the fourth shaft body, one ends of the two fixing plates are sleeved on the outer side of the fourth shaft body, the two fixing plates of the same fourth transmission part are respectively located on two sides of the first transmission part or two sides of the second transmission part, and the other ends of the two fixing plates of the same fourth transmission part are respectively connected to different parts of the external carrier part.

The invention has the beneficial effects that: in the using process of the transmission mechanism, the other end of the first transmission piece and the other end of the second transmission piece are connected to the same external carrier piece, the first transmission piece, the second transmission piece or the first shaft body are driven to reciprocate by an external power source, synchronous reciprocating motion of the two transmission pieces is realized, the two transmission pieces in reciprocating motion drive the carrier piece to reciprocate, on one hand, the transmission structure of the reciprocating motion of the carrier piece is simplified, and on the other hand, the stability of the reciprocating motion of the carrier piece is ensured.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is an exploded view of the present invention.

The reference numerals include:

1-support 2-first transmission piece 3-second transmission piece

4-first shaft body 5-third transmission piece 6-fourth transmission piece

7-first bearing 8-second bearing 9-abdicating groove

11-second shaft 12-bearing plate 13-first vertical frame

14-second vertical frame 15-reinforcing plate 16-third shaft body

17-first supporting plate 18-second supporting plate 19-third bearing

21-fourth bearing 22-fifth bearing 23-fourth shaft body

And 24, fixing a plate.

Detailed Description

For the understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

Referring to fig. 1 and 2, a transmission mechanism for reciprocating motion according to the present invention includes a support 1, a first transmission member 2, a second transmission member 3, and a first shaft 4, wherein the first transmission member 2 and the second transmission member 3 are substantially linear flat plates, a length direction of the first transmission member 2 and a length direction of the second transmission member 3 are arranged crosswise, and in this embodiment, the length direction of the first transmission member 2 and the length direction of the second transmission member 3 are arranged perpendicularly.

The middle part of the first transmission piece 2 and the middle part of the second transmission piece 3 are respectively and rotatably arranged on the bracket 1, one end of the first transmission piece 2 and one end of the second transmission piece 3 are both rotatably arranged with the first shaft body 4, the rotating axes between the first transmission piece 2 and the first shaft body 4 and between the second transmission piece 3 and the first shaft body 4 are crosswise arranged, preferably, the rotating axes between the first transmission piece 2 and the first shaft body 4, the rotating axis between the second transmission piece 3 and the first shaft body 4 is arranged vertically, the rotating axis between the first transmission piece 2 and the first shaft body 4 and the rotating axis between the first transmission piece 2 and the support 1 are arranged in parallel, the rotating axis between the second transmission piece 3 and the first shaft body 4 and the rotating axis between the second transmission piece 3 and the support 1 are arranged in parallel, and the other end of the first transmission piece 2 and the other end of the second transmission piece 3 are used for being connected to the same external carrying piece.

In the using process of the transmission mechanism, the other end of the first transmission piece 2 and the other end of the second transmission piece 3 are connected to the same external carrying piece, the first transmission piece 2, the second transmission piece 3 or the first shaft body 4 are driven to reciprocate by an external power source, synchronous reciprocating motion of the two transmission pieces is realized, the reciprocating motion of the two transmission pieces drives the carrying piece to reciprocate, on one hand, the transmission structure of the reciprocating motion of the carrying piece is simplified, and on the other hand, the stability of the reciprocating motion of the carrying piece is ensured.

In this embodiment, the number of the first transmission members 2 is two, the number of the second transmission members 3 is two, the two first transmission members 2 are located between the two second transmission members 3, the other ends of the two first transmission members 2 are located on the left and right sides of the first shaft 4, the other ends of the two second transmission members 3 are located on the front and back sides of the first shaft 4, the two first transmission members 2 and the two second transmission members 3 are approximately cross-shaped, and the other ends of the four transmission members are used for being connected to the same external carrier. Through the configuration of the two first transmission pieces 2 and the two second transmission pieces 3, the uniform stress of the carrier relative to the bracket 1 is ensured, and the stability of the carrier during reciprocating motion is further ensured.

The transmission mechanism further comprises a third transmission piece 5 which is rotatably arranged with the first shaft body 4, a rotating axis between the third transmission piece 5 and the first shaft body 4 and a rotating axis between the first transmission piece 2 and the first shaft body 4 are superposed, preferably, the rotating axis between the third transmission piece 5 and the first shaft body 4 and the rotating axis between the first transmission piece 2 and the first shaft body 4 are arranged in a collinear way with the central axis of the first shaft body 4, an external driving piece drives the first shaft body 4 to reciprocate through the third transmission piece 5, the first shaft body 4 which reciprocates can drive the first transmission piece 2 and the second transmission piece 3 to synchronously reciprocate relative to the support 1, and the first shaft body 4 is used for driving the first transmission piece 2 and the second transmission piece 3 to synchronously move, so that the running stability of the carrier piece is ensured.

The other end of the first transmission piece 2 and the other end of the second transmission piece 3 are both rotatably provided with a fourth transmission piece 6, the fourth transmission piece 6 is fixedly installed on an external carrier, the rotating axis between the first transmission piece 2 and the support 1 and the rotating axis between the first transmission piece 2 and the fourth transmission piece 6 are arranged in parallel, and the rotating axis between the second transmission piece 3 and the support 1 and the rotating axis between the second transmission piece 3 and the fourth transmission piece 6 are arranged in parallel.

During practical use, the external driving part drives the first shaft body 4 to reciprocate, the first shaft body 4 which reciprocates drives the first transmission part 2 and the second transmission part 3 to rotate back and forth relatively, and the first transmission part 2 and the second transmission part 3 which rotate back and forth drive the fourth transmission part 6 to enable the carrying part to move back and forth along the linear direction.

The middle part of first driving medium 2, the middle part of second driving medium 3 all is equipped with first bearing 7, the one end of first driving medium 2, the one end of second driving medium 3 all is equipped with second bearing 8, in this embodiment, first driving medium 2, second driving medium 3 all are equipped with the perforation that runs through the driving medium, the bearing riveting is on the driving medium and holds and establish in the perforation, first driving medium 2, second driving medium 3 rotates the different positions that set up on support 1 via first bearing 7 respectively, first driving medium 2, second driving medium 3 rotates the different positions that set up on first shaft 4 via second bearing 8 respectively. Through the setting of bearing, reduce the wearing and tearing that produce because of relative rotation between driving medium, support 1, the first axle body 4, prolong three's life, reduce the friction noise simultaneously.

The second bearing 8 of the first transmission part 2 is sleeved on the outer side of the middle part of the first shaft body 4, the first shaft body 4 is provided with a yielding groove 9 and a second shaft body 11 located in the yielding groove 9, the yielding groove 9 is formed by concavely arranging the end face of the free end of the first shaft body 4, one end of the second transmission part 3 is arranged on the yielding groove 9, and the second bearing 8 of the second transmission part 3 is sleeved on the outer side of the second shaft body 11.

During actual assembly, one end of the second transmission member 3 is inserted into the abdicating groove 9, the inner groove wall of the abdicating groove 9 is used for stopping and limiting the second transmission member 3, so as to ensure that the second transmission member 3 is quickly and accurately installed at the accurate position on the first shaft 4, and then the second shaft 11 is installed on the first shaft 4 and passes through the second bearing 8 of the second transmission member 3, so that the first shaft 4 and the second transmission member 3 are assembled.

The support 1 comprises a bearing plate 12, and a first vertical frame 13 and a second vertical frame 14 which are installed on the bearing plate 12, wherein the first vertical frame 13 and the second vertical frame 14 are located on the same side of the bearing plate 12, preferably, the first vertical frame 13 and the second vertical frame 14 are both perpendicular to the bearing plate 12, the first vertical frame 13 and the second vertical frame 14 are arranged at intervals and in parallel, the middle part of the first transmission member 2 and the middle part of the second transmission member 3 are respectively rotatably arranged on one end of the first vertical frame 13 far away from the bearing plate 12, and one end of the second vertical frame 14 far away from the bearing plate 12.

In this embodiment, the number of the first vertical frames 13 and the number of the second vertical frames 14 are two, the middle portions of the two first transmission members 2 are respectively rotatably disposed at one ends of the two first vertical frames 13 far away from the bearing plate 12, and the middle portions of the two second transmission members 3 are respectively rotatably disposed at one ends of the two second vertical frames 14 far away from the bearing plate 12. The support 1 further comprises four reinforcing plates 15, the four reinforcing plates 15 are arranged in a surrounding mode to form a rectangular frame, the first shaft body 4 is located in the rectangular frame, two ends of each reinforcing plate 15 are connected with a first vertical frame 13 and a second vertical frame 14 respectively, the strength of the support 1 is enhanced through the arrangement of the four reinforcing plates 15, and the stability of the support 1 in the operation process of a transmission mechanism is guaranteed.

The third transmission member 5 includes a third shaft body 16, a first supporting plate 17 and a second supporting plate 18, the first supporting plate 17 and the second supporting plate 18 are spaced from each other and are arranged in parallel, one end of the first supporting plate 17 and one end of the second supporting plate 18 are respectively rotatably sleeved on the outer side of the first shaft body 4, two ends of the third shaft body 16 are respectively arranged on the other end of the first supporting plate 17 and the other end of the second supporting plate 18, an output end of an external driving member drives the first shaft body 4 to move through the third shaft body 16, one end of the first transmission member 2 is located between the first supporting plate 17 and the second supporting plate 18, and one end of the first transmission member 2 and one end of the second transmission member 3 are respectively located on two sides of one supporting plate.

The third bearing 19 that the cover was established in the first axle body 4 outside is all installed to the one end of first fagging 17, the one end of second fagging 18, and the fagging rotates the setting with first axle body 4 via third bearing 19, reduces wearing and tearing and frictional noise between the two, and 16 covers of third axle body are equipped with the fourth bearing 21 that is located between first fagging 17 and the second fagging 18, and the outside of fourth bearing 21 is established to the output cover of external driving piece. When the driving member drives the supporting plate via the third shaft 16 so that the first shaft 4 reciprocates, the relative rotation between the third shaft 16 and the driving member is utilized to buffer via the fourth bearing 21, thereby ensuring that the driving member can smoothly drive the third shaft 16 to move.

The other end of the first transmission part 2 and the other end of the second transmission part 3 are provided with fifth bearings 22, the fifth bearings 22 are riveted on the transmission parts, the fourth transmission part 6 comprises a fourth shaft body 23 and two fixing plates 24, the fifth bearings 22 are sleeved on the outer side of the fourth shaft body 23, one ends of the two fixing plates 24 are all sleeved on the outer side of the fourth shaft body 23, the two fixing plates 24 of the same fourth transmission part 6 are respectively positioned on two sides of the first transmission part 2 or two sides of the second transmission part 3, and the other ends of the two fixing plates 24 of the same fourth transmission part 6 are respectively connected to different parts of an external carrying part. Through the arrangement of the two fixing plates 24, the fourth transmission member 6 and the carrier are stably connected together, so that the carrier is prevented from moving unstably due to the relative movement of the fourth transmission member 6 and the carrier.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.