CN210064222U - Eccentric shaft type reciprocating displacement mechanism and workpiece conveying equipment - Google Patents
Eccentric shaft type reciprocating displacement mechanism and workpiece conveying equipment Download PDFInfo
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- CN210064222U CN210064222U CN201920238333.6U CN201920238333U CN210064222U CN 210064222 U CN210064222 U CN 210064222U CN 201920238333 U CN201920238333 U CN 201920238333U CN 210064222 U CN210064222 U CN 210064222U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 36
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 210000002421 cell wall Anatomy 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to an eccentric shaft type reciprocating displacement mechanism and work piece conveying equipment. This shaft type reciprocating displacement mechanism of eccentric center includes mount, eccentric shaft and carriage, the eccentric shaft includes the first shaft section and the second shaft section of the axis parallel that staggers, first shaft section runs through the mount and rotates the assembly on the mount, the carriage passes through the slide rail and follows the horizontal direction sliding assembly on the mount, be equipped with the sliding tray on the carriage, the second shaft section stretches into in the sliding tray and with sliding tray clearance sliding fit in order to drive the carriage when the eccentric shaft rotates and follow the horizontal direction rectilinear sliding. The first rotating shaft of the eccentric shaft type reciprocating displacement mechanism is driven by a motor to do centering rotary motion, the second shaft section is assembled in a sliding mode through a sliding groove and slides, the sliding frame is connected with the fixed frame through the guide rail, the sliding frame is constrained by the guide rail and only moves horizontally for one degree of freedom, and reciprocating linear motion is achieved under the driving of friction force of the second shaft section and the wall of the sliding groove.
Description
Technical Field
The utility model relates to an eccentric shaft type reciprocating displacement mechanism and work piece conveying equipment.
Background
At present, in the production of entity enterprises such as mechanical manufacturing, electronics, instruments and the like, the automatic demand and the application occupation ratio are continuously improved, and a large amount of conveying equipment is needed for the sequential piece transfer of blanks, parts, semi-finished products and finished products in the whole process flow from part processing to finished product final assembly of various products. Conveying equipment in the prior art adopts a circulating belt or continuous transmission, so that the manufacturing cost is high and the energy consumption is high; in addition, due to the characteristics of some products, the workpiece posture is required in the automatic line circulation, and the circular type equipment is not suitable for conveying. Therefore, a new and exquisite conveying mode is required to be found, so that the energy conservation is achieved, the workpiece posture is guaranteed, meanwhile, the buffer function (namely, peristaltic conveying equipment adopted by friction force) is realized, and a convenient mechanism capable of realizing the reciprocating displacement action is designed.
Publication number is CN104875111A, Chinese patent application with publication number 2015.09.02 discloses a reciprocating motion device of sleeve grinding equipment, this reciprocating motion device includes the main shaft, the guide rail subassembly, carriage subassembly and motion conversion mechanism, motion conversion mechanism comprises crank assembly, transmission shaft and link assembly, crank assembly includes eccentric seat and installs the eccentric shaft on eccentric seat, be equipped with the spacing groove on the eccentric seat, the groove width and the eccentric shaft clearance fit of spacing groove, in operation, the main shaft drives the eccentric seat rotation, eccentric shaft, link assembly and transmission shaft subassembly drive carriage subassembly and carry out reciprocating motion from top to bottom along the guide rail subassembly, thereby turn into reciprocating motion from top to bottom linear motion.
The reciprocating motion device of the sleeve grinding equipment can realize the up-and-down reciprocating motion of the sliding frame, and the horizontal reciprocating motion can also be realized by inverting the device, but whether the device is suitable for the actual production environment after inverting cannot be guaranteed; in addition, an eccentric seat is fixed on the main shaft, and the eccentric shaft is positioned on the eccentric seat by using a positioning block, so that the balance weight of the main shaft is increased, the rotating stability of the main shaft is possibly influenced, and the service life of the main shaft is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a workpiece conveying device which can horizontally convey workpieces in a reciprocating way; an object of the utility model is also to provide an eccentric shaft type displacement mechanism that reciprocates.
In order to achieve the technical purpose, the technical scheme adopted by the eccentric shaft type reciprocating displacement mechanism of the utility model is as follows: this shaft type reciprocating displacement mechanism of eccentric center, including mount, eccentric shaft and carriage, the eccentric shaft includes the first shaft section and the second shaft section of the axis parallel that staggers, first shaft section runs through the mount and rotates the assembly on the mount, the carriage passes through the slide rail and slides the assembly on the mount along the horizontal direction, be equipped with the sliding tray on the carriage, the second shaft section stretches into in the sliding tray and with the cell wall clearance sliding fit of sliding tray in order to drive the carriage when the eccentric shaft rotates and slide along the horizontal direction straight line.
Furthermore, the first shaft section is rotatably matched on the fixing frame through a bearing, one end, far away from the fixing frame, of the first shaft section is connected with a driving motor used for driving the eccentric shaft to rotate, the first shaft section is connected with an output shaft of the driving motor through a coupler, and a limiting shaft sleeve is arranged between the coupler and the bearing on the first shaft section.
Further, the sliding frame is of an L-shaped structure consisting of a horizontal plate and a vertical plate.
Further, a U-shaped block is fixed on a vertical plate of the sliding frame, and the sliding groove is formed by a U-shaped sliding groove of the U-shaped block.
Furthermore, the bottom of the horizontal plate of the sliding frame is provided with a sliding groove, the fixed frame is provided with a guide rail matched with the sliding groove, and the sliding frame is matched with the sliding rail through the sliding groove and the sliding rail in a sliding and transferring manner on the fixed frame.
The utility model discloses eccentric shaft type displacement mechanism that reciprocates has following beneficial effect: the first rotating shaft of the eccentric shaft type reciprocating displacement mechanism is driven by a motor to do centering rotary motion, the second shaft section is assembled in a sliding mode through a sliding groove and slides, the sliding frame is connected with the fixed frame through the guide rail, the sliding frame is constrained by the guide rail and only moves horizontally for one degree of freedom, reciprocating linear motion is achieved under the driving of friction force of the second shaft section and the wall of the sliding groove, and the eccentric shaft type reciprocating displacement mechanism can be applied to workpiece conveying equipment for horizontally and reciprocally conveying workpieces.
The utility model discloses the technical scheme that work piece conveying equipment adopted as follows: this piece of conveying equipment includes the reciprocal displacement mechanism of eccentric shaft type, the reciprocal displacement mechanism of eccentric shaft type includes mount, eccentric shaft and is used for carrying the carriage of work piece, the eccentric shaft includes the parallel first shaft section and the second shaft section that the axis staggers, the first shaft section runs through the mount and rotates the assembly on the mount, the carriage passes through the slide rail and slides the assembly on the mount along the horizontal direction, be equipped with the sliding tray on the carriage, the second shaft section stretch into the sliding tray in and with the cell wall clearance sliding fit of sliding tray in order to drive the carriage when the eccentric shaft rotates and slide along the horizontal direction straight line.
Furthermore, the first shaft section is rotatably matched on the fixing frame through a bearing, one end, far away from the fixing frame, of the first shaft section is connected with a driving motor used for driving the eccentric shaft to rotate, the first shaft section is connected with an output shaft of the driving motor through a coupler, and a limiting shaft sleeve is arranged between the coupler and the bearing on the first shaft section.
Further, the sliding frame is of an L-shaped structure consisting of a horizontal plate and a vertical plate.
Further, a U-shaped block is fixed on a vertical plate of the sliding frame, and the sliding groove is formed by a U-shaped sliding groove of the U-shaped block.
Furthermore, the bottom of the horizontal plate of the sliding frame is provided with a sliding groove, the fixed frame is provided with a guide rail matched with the sliding groove, and the sliding frame is matched with the sliding rail through the sliding groove and the sliding rail in a sliding and transferring manner on the fixed frame.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 exercise.
Fig. 1 is a schematic structural diagram of an embodiment 1 of the eccentric shaft type reciprocating displacement mechanism of the present invention;
fig. 2 is a cross-sectional view along X-X of fig. 1.
Description of reference numerals: 1. a fixed mount; 2. a second shaft section; 3. a bearing; 4. a first shaft section; 5. an output shaft of the drive motor; 6. a coupling; 7. a limiting shaft sleeve; a U-shaped block; 9. a carriage; 10. a chute; 11. a guide rail; a U-shaped slot.
Detailed Description
The present invention is described in detail below with reference to specific embodiments and drawings, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict, and the present invention is not limited thereto.
The utility model discloses eccentric shaft type reciprocating displacement mechanism's embodiment 1, as shown in fig. 1 to fig. 2, this eccentric shaft type reciprocating displacement mechanism includes mount 1, the eccentric shaft and the carriage 9 that is used for carrying the work piece, the eccentric shaft includes the axis parallel first shaft section 4 and the second shaft section 2 that staggers, first shaft section 4 runs through mount 1 and rotates the assembly on mount 1, carriage 9 passes through the slide rail and slides the assembly on mount 1, be equipped with the sliding tray on the carriage 9, second shaft section 2 stretch into the sliding tray in and with sliding tray sliding clearance fit in order to drive carriage 9 when the eccentric shaft rotates and slide along the horizontal direction straight line.
In this embodiment, the eccentric shaft is the integrated into one piece structure, be equipped with the mounting hole on the mount 1, first shaft section 4 rotates the assembly in the mounting hole through bearing 3, first shaft section 4 is kept away from the one end of mount 1 and is connected with and is used for driving eccentric shaft pivoted driving motor, driving motor can be equipped with the converter, in order to satisfy different displacement rate adjustable requirements, first shaft section 4 passes through shaft coupling 6 with driving motor's output shaft 5 and is connected, be equipped with spacing axle sleeve 7 on first shaft section 4 between shaft coupling 6 and bearing 3.
In this embodiment, the sliding rack 9 is an L-shaped structure composed of a horizontal plate and a vertical plate, the bottom of the horizontal plate is provided with a sliding chute 10, the fixed rack 1 is provided with a guide rail 11 adapted to the sliding chute 10, the guide rail 11 can be adjusted according to specific loads or applicable equipment structures, and the structural form of a matched component in the eccentric shaft type reciprocating displacement mechanism is finely adjusted to meet multiple purposes.
In this embodiment, a U-shaped block 8 for rotatably assembling the second shaft section 2 is disposed on the sliding frame 9, a U-shaped groove 12 is disposed on the U-shaped block 8, the groove width of the U-shaped groove 12 is in clearance fit with the second shaft section 2, and the U-shaped block 8 is fixed on a vertical plate of the sliding frame 9 through a positioning pin.
The eccentric shaft type reciprocating displacement mechanism is driven by a motor, a first rotating shaft performs centering rotary motion under the radial constraint of a bearing 3, a second shaft section 2 is assembled in a U-shaped groove 12 of a U-shaped block 8 in a sliding mode, the U-shaped block 8 is fixedly connected with a sliding frame 9, the sliding frame 9 is connected with a fixed frame 1 through a guide rail 11, the sliding frame 9 is constrained by the guide rail 11 to move horizontally for only one degree of freedom, reciprocating linear motion is achieved under the drive of friction force between the second shaft section 2 and the groove wall of the U-shaped groove 12, track conversion from rotary motion to reciprocating linear motion is achieved, and the eccentric shaft type reciprocating displacement mechanism is applied to workpiece transportation equipment for horizontally and reciprocally transporting workpieces.
The utility model discloses eccentric shaft type reciprocating displacement mechanism's embodiment 2, with embodiment 1's difference lie in, under the condition that U-shaped block structure allows, can dispose little external diameter bearing at the U-shaped inslot, can reduce energy loss and the structure wearing and tearing that friction caused.
The utility model discloses eccentric shaft type reciprocating displacement mechanism's embodiment 3, the difference with embodiment 1 lies in, can directly set up on the vertical board of carriage in the sliding tray.
In other embodiments, the carriage may also be directly provided as a load; or a tool configured to machine a workpiece, such as a burr.
In other embodiments, the eccentric shaft type reciprocating displacement mechanism can also be applied to workpiece chip removal or screening equipment in automatic equipment.
The utility model discloses the embodiment of work piece transportation equipment, this work piece transportation equipment include the reciprocal displacement mechanism of eccentric shaft type, and the reciprocal displacement mechanism of eccentric shaft type is with the aforesaid the utility model discloses a structure of the reciprocal displacement mechanism of eccentric shaft type is the same, and the repeated explanation is no longer.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The utility model provides an eccentric shaft type displacement mechanism that reciprocates, includes mount, eccentric shaft and carriage, its characterized in that: the eccentric shaft comprises a first shaft section and a second shaft section, the axes of the first shaft section and the second shaft section are staggered and parallel, the first shaft section penetrates through the fixed frame and is rotatably assembled on the fixed frame, the sliding frame is slidably assembled on the fixed frame along the horizontal direction through the sliding rails, the sliding frame is provided with a sliding groove, and the second shaft section extends into the sliding groove and is in sliding fit with a groove wall gap of the sliding groove so as to drive the sliding frame to linearly slide along the horizontal direction when the eccentric shaft rotates.
2. The eccentric shaft type reciprocating displacement mechanism of claim 1, wherein: the first shaft section is rotationally matched on the fixing frame through a bearing, one end, far away from the fixing frame, of the first shaft section is connected with a driving motor used for driving the eccentric shaft to rotate, the first shaft section is connected with an output shaft of the driving motor through a coupler, and a limiting shaft sleeve is arranged between the coupler and the bearing on the first shaft section.
3. The eccentric shaft type reciprocating displacement mechanism according to claim 1 or 2, wherein: the sliding frame is an L-shaped structure consisting of a horizontal plate and a vertical plate.
4. The eccentric shaft type reciprocating displacement mechanism of claim 3, wherein: and a U-shaped block is fixed on a vertical plate of the sliding frame, and the sliding groove is formed by a U-shaped sliding groove of the U-shaped block.
5. The eccentric shaft type reciprocating displacement mechanism of claim 3, wherein: the bottom of the horizontal plate of the sliding frame is provided with a sliding groove, the fixed frame is provided with a guide rail matched with the sliding groove, and the sliding frame is matched with the sliding rail through the sliding groove and the sliding rail in a sliding mode and is arranged on the fixed frame.
6. A workpiece conveying device comprises an eccentric shaft type reciprocating displacement mechanism, wherein the eccentric shaft type reciprocating displacement mechanism comprises a fixed frame, an eccentric shaft and a sliding frame for conveying workpieces, and is characterized in that: the eccentric shaft comprises a first shaft section and a second shaft section, the axes of the first shaft section and the second shaft section are staggered and parallel, the first shaft section penetrates through the fixed frame and is rotatably assembled on the fixed frame, the sliding frame is slidably assembled on the fixed frame along the horizontal direction through the sliding rails, the sliding frame is provided with a sliding groove, and the second shaft section extends into the sliding groove and is in sliding fit with a groove wall gap of the sliding groove so as to drive the sliding frame to linearly slide along the horizontal direction when the eccentric shaft rotates.
7. The workpiece transport apparatus according to claim 6, characterized in that: the first shaft section is rotationally matched on the fixing frame through a bearing, one end, far away from the fixing frame, of the first shaft section is connected with a driving motor used for driving the eccentric shaft to rotate, the first shaft section is connected with an output shaft of the driving motor through a coupler, and a limiting shaft sleeve is arranged between the coupler and the bearing on the first shaft section.
8. The workpiece conveying apparatus according to claim 6 or 7, characterized in that: the sliding frame is an L-shaped structure consisting of a horizontal plate and a vertical plate.
9. The workpiece transport apparatus according to claim 8, characterized in that: the bottom of the horizontal plate of the sliding frame is provided with a sliding groove, the fixed frame is provided with a guide rail matched with the sliding groove, and the sliding frame is matched with the sliding rail through the sliding groove and the sliding rail in a sliding mode and is arranged on the fixed frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920238333.6U CN210064222U (en) | 2019-02-26 | 2019-02-26 | Eccentric shaft type reciprocating displacement mechanism and workpiece conveying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920238333.6U CN210064222U (en) | 2019-02-26 | 2019-02-26 | Eccentric shaft type reciprocating displacement mechanism and workpiece conveying equipment |
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| Publication Number | Publication Date |
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| CN210064222U true CN210064222U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920238333.6U Expired - Fee Related CN210064222U (en) | 2019-02-26 | 2019-02-26 | Eccentric shaft type reciprocating displacement mechanism and workpiece conveying equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112743375A (en) * | 2020-12-30 | 2021-05-04 | 诸暨市昊和机械股份有限公司 | Tubular product feed arrangement for copper sheathing processingequipment |
| CN113483238A (en) * | 2021-06-16 | 2021-10-08 | 惠州华星光电显示有限公司 | Display screen support |
| CN114622202A (en) * | 2022-01-25 | 2022-06-14 | 中国船舶重工集团公司第七0七研究所 | Tool for correcting spherical center corrosion of spherical part and spherical center corrosion correcting method |
| CN116765302A (en) * | 2023-04-14 | 2023-09-19 | 江阴市苏恒模锻有限公司 | Forging equipment and process for producing and processing die forging basic piece |
| CN114622202B (en) * | 2022-01-25 | 2024-04-19 | 中国船舶重工集团公司第七0七研究所 | Tool and method for correcting spherical part spherical center corrosion |
-
2019
- 2019-02-26 CN CN201920238333.6U patent/CN210064222U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112743375A (en) * | 2020-12-30 | 2021-05-04 | 诸暨市昊和机械股份有限公司 | Tubular product feed arrangement for copper sheathing processingequipment |
| CN113483238A (en) * | 2021-06-16 | 2021-10-08 | 惠州华星光电显示有限公司 | Display screen support |
| CN114622202A (en) * | 2022-01-25 | 2022-06-14 | 中国船舶重工集团公司第七0七研究所 | Tool for correcting spherical center corrosion of spherical part and spherical center corrosion correcting method |
| CN114622202B (en) * | 2022-01-25 | 2024-04-19 | 中国船舶重工集团公司第七0七研究所 | Tool and method for correcting spherical part spherical center corrosion |
| CN116765302A (en) * | 2023-04-14 | 2023-09-19 | 江阴市苏恒模锻有限公司 | Forging equipment and process for producing and processing die forging basic piece |
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