CN218260626U - Material pitch changing device - Google Patents
Material pitch changing device Download PDFInfo
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- CN218260626U CN218260626U CN202222650817.6U CN202222650817U CN218260626U CN 218260626 U CN218260626 U CN 218260626U CN 202222650817 U CN202222650817 U CN 202222650817U CN 218260626 U CN218260626 U CN 218260626U
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Abstract
The utility model discloses a material variable pitch device, which comprises a base frame, a bearing mechanism and a variable pitch mechanism, wherein the bearing mechanism comprises a plurality of movable bearing frames, the movable bearing frames are all movably arranged on the base frame, and the movable bearing frames are used for bearing materials; the variable-pitch mechanism comprises a driving assembly and a plurality of driven assemblies, and the number of the driven assemblies is consistent with that of the movable bearing frames and is connected in a one-to-one correspondence mode. The utility model discloses material displacement device can realize driving a plurality of removals through setting up a drive assembly and bear the removal of frame and realized a plurality of removals and bear the displacement between the frame, and then has realized the displacement between the multiunit material, compare in the removal that bears the frame through a plurality of removals of drive assembly individual drive respectively, reduced the occupation space of displacement device and reduced manufacturing cost to, avoided leading to removing the interval between bearing the frame error because of the difference between each drive assembly, improved the utility model discloses material displacement device's drive accuracy.
Description
Technical Field
The utility model relates to a mechanical equipment technical field, in particular to material displacement device.
Background
With the continuous improvement of the automatic mechanical equipment technology in China, the automatic equipment is widely applied to various industries, for example, the pipetting work in the medical industry is finished by the automatic equipment. Pipetting refers to moving a liquid stored in a sampling tube to a desired location, such as a deep well plate having a plurality of spaced wells, one well of which can be used to hold the liquid in one sampling tube. In order to improve efficiency, an automated apparatus generally has a plurality of pipettes for simultaneously sucking out and adding liquid stored in sampling tubes to wells of a deep well plate, but since the pitch between a plurality of wells of the deep well plate is different from the pitch between a plurality of sampling tubes at the time of storage, a pitch changing device is required to adjust the pitch between the plurality of pipettes after sucking out the liquid to coincide with the pitch between a plurality of wells of the deep well plate so that the liquid in the plurality of pipettes can be added to the deep well plate at one time.
Most of the existing pitch-changing devices adopt a plurality of driving components to respectively and independently drive a plurality of pipettors to move. The adoption of a plurality of driving assemblies leads to large space occupied by the pitch device, and greatly improves the manufacturing cost of the pitch device. In addition, each driving assembly may have a difference, and the plurality of pipettors are separately driven by the plurality of driving assemblies to move, so that the driving accuracy of the pitch varying device may be low due to the difference between the driving assemblies, and an error may exist in the distance between the pipettors after moving.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a material displacement device aims at solving the technical problem that displacement device occupation space among the prior art is big, manufacturing cost is high and the drive accuracy is lower.
In order to achieve the above object, the utility model provides a material displacement device, include:
a base frame;
the bearing mechanism comprises a plurality of movable bearing frames which are sequentially distributed in a first arrangement state along a first direction, the plurality of movable bearing frames are movably arranged on the base frame, and the movable bearing frames are used for bearing the materials;
the distance changing mechanism comprises a driving assembly and a plurality of driven assemblies, the number of the driven assemblies is consistent with that of the movable bearing frames and the driven assemblies are connected in a one-to-one correspondence mode, and the driving assembly is used for driving the driven assemblies to respectively drive the movable bearing frames to synchronously move along a first direction to the movable bearing frames to be sequentially distributed along the first direction in a second arrangement state; the distance between any two adjacent mobile carriers in the first arrangement state and the distance between any two adjacent mobile carriers in the second arrangement state are respectively a first distance and a second distance, wherein the second distance is different from the first distance.
Optionally, the drive assembly comprises a rotary drive, a timing belt and a drive pulley connected to the rotary drive; each driven assembly comprises a driven belt wheel, a screw rod connected with the driven belt wheel and a screw rod nut seat sleeved outside the screw rod and in threaded connection with the screw rod, the screw rod extends along the first direction, and the screw rod nut seat is connected with the corresponding movable bearing frame; the synchronous belts are wound outside the driving belt wheel and the driven belt wheels, the screw rods are arranged at intervals along a second direction, and the second direction is perpendicular to the first direction; the rotary driving part is used for driving the driving belt wheel to rotate, and the driven belt wheels drive the screw rods to rotate through the synchronous belts and the driven belt wheels so as to drive the movable bearing frames to move along the first direction.
Optionally, a plurality of the driven pulleys are arranged at intervals in the second direction; the number of teeth of the plurality of driven pulleys is sequentially decreased or increased in the second direction.
Optionally, the leads of the plurality of lead screws sequentially decrease or increase along the second direction.
Optionally, a tensioning wheel is disposed between any two adjacent driven pulleys, the tensioning wheel is rotatably mounted on the base frame, and the tensioning wheel is located outside the synchronous belt and is used for tensioning the synchronous belt.
Optionally, the base frame comprises a first mounting plate and a second mounting plate, the second mounting plate is mounted on one side of the first mounting plate, the rotary driving member is mounted on the first mounting plate, and the driving pulley is located on one side of the first mounting plate facing the second mounting plate; the plurality of screw rods are arranged on the second mounting plate, the driven belt wheels are rotatably mounted on the second mounting plate, and the movable bearing frames are movably mounted on the second mounting plate.
Optionally, a first limiting plate is arranged at one end, close to the first mounting plate, of the second mounting plate, the first limiting plate is connected with the first mounting plate and encloses a cavity with the first mounting plate, the plurality of driven pulleys are located in the cavity, and one end of each lead screw penetrates through the first limiting plate and is connected with the corresponding driven pulley;
one end, far away from the first mounting panel, of the second mounting panel is provided with a second limiting plate, a bearing seat is arranged on one side, far away from the first mounting panel, of the second limiting plate, and the other end of each lead screw penetrates through the second limiting plate and is connected with the bearing seat through a bearing.
Optionally, a fixed bearing frame is mounted on the first limiting plate; and/or a fixed bearing frame is arranged on the second limiting plate; the fixed bearing frame is used for bearing the materials.
Optionally, a slide rail extending along the first direction is installed on the base frame, and a slide block in sliding contact with and matched with the slide rail is installed on each movable bearing frame.
Optionally, the number of the slide rails is multiple, and the slide blocks of any two adjacent movable bearing frames are respectively in sliding contact fit with different slide rails.
Optionally, the mobile carrier comprises a connecting part and a carrying part, the connecting part is movably mounted on the base frame, and the carrying part is mounted on the connecting part and is used for carrying the material.
The utility model discloses during the use, a removal bears and to place a set of material such as a plurality of pipettor on the frame, a plurality of removal bears the frame and is in the first state of arranging initially, drive a plurality of driven subassemblies through drive assembly drive respectively and bear a plurality of removal and bear the frame and distribute with the second state of arranging along first direction synchronous motion to a plurality of removal to bear the frame to make second interval be different from first interval, realize a plurality of removals and bear the displacement between the frame, and then realized the displacement between the multiunit material. After the use is finished, the plurality of driven assemblies are reversely driven by the driving device to respectively drive the plurality of movable bearing frames to move along the first direction to the plurality of movable bearing frames to be sequentially distributed in a first arrangement state along the first direction, so that the reset of the movable bearing frames is realized. The utility model discloses material displacement device can realize driving a plurality of removals through setting up a drive assembly and bear the removal of frame and realized a plurality of removals and bear the displacement between the frame, and then has realized the displacement between the multiunit material, compare in the removal that bears the frame through a plurality of removals of drive assembly individual drive respectively, reduced the occupation space of displacement device and reduced manufacturing cost to, avoided leading to removing the interval between bearing the frame error because of the difference between each drive assembly, improved the utility model discloses material displacement device's drive accuracy.
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 the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of a material pitch changing device according to an embodiment of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
212 | |
| 10 | |
22 | Fixed bearing |
| 11 | |
30 | Pitch-changing mechanism |
| 12 | |
31 | |
| 121 | |
311 | |
| 1211 | |
312 | |
| 122 | Second |
313 | |
| 1221 | |
32 | |
| 13 | |
321 | |
| 14 | |
322 | |
| 20 | |
323 | Screw |
| 21 | Movable bearing |
33 | |
| 211 | Connecting part |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a material displacement device 100.
In one embodiment, as shown in fig. 1, the material pitch changing apparatus 100 includes a base frame 10, a carrying mechanism 20 and a pitch changing mechanism 30, wherein the carrying mechanism 20 includes a plurality of movable carriers 21 sequentially distributed in a first arrangement state along a first direction, the plurality of movable carriers 21 are movably mounted on the base frame 10, and the movable carriers 21 are used for carrying materials; the pitch-changing mechanism 30 comprises a driving assembly 31 and a plurality of driven assemblies 32, the number of the driven assemblies 32 is the same as that of the movable carrying frames 21, and the driven assemblies 32 are connected in a one-to-one correspondence manner, the driving assembly 31 is used for driving the plurality of driven assemblies 32 to respectively drive the plurality of movable carrying frames 21 to synchronously move along the first direction until the plurality of movable carrying frames 21 are sequentially distributed along the first direction in a second arrangement state; the distance between any two adjacent mobile loading frames 21 in the first arrangement state and the second arrangement state is a first distance and a second distance, respectively, wherein the second distance is different from the first distance.
It should be noted that, in the present invention, the first direction is the left-right direction as shown in fig. 1. The utility model discloses during the use, a removal bears a set of material such as a plurality of pipettor on the frame 21, a plurality of removal bears the frame 21 and is in the first state of arranging initially, drive a plurality of driven subassemblies 32 through drive assembly 31 and drive a plurality of removal respectively and bear the frame 21 and follow left right direction synchronous motion to a plurality of removal and bear the frame 21 and follow left right direction and distribute with the second state of arranging in proper order to make the second interval be different from first interval, realize a plurality of displacements that remove and bear the displacement between the frame 21, and then realized the displacement between the multiunit material. After the use, the driving assembly 31 reversely drives the driven assemblies 32 to respectively drive the movable carrying frames 21 to move in the left-right direction until the movable carrying frames 21 are sequentially distributed in the first arrangement state in the left-right direction, so as to reset the movable carrying frames 21.
The utility model discloses material displacement device 100 can realize driving a plurality of removal through setting up a drive assembly 31 and bear 21 removal and realized a plurality of removal and bear the displacement between 21, and then has realized the displacement between the multiunit material, compare in bearing 21's removal through a plurality of individual drive assembly 31 of individual drive respectively, reduced displacement device 100's occupation space and reduced manufacturing cost to, avoided leading to removing the interval between 21 because of the difference between each drive assembly 31 and having had the error, improved the utility model discloses material displacement device 100's drive precision.
In one embodiment, the driving assembly 31 includes a rotary driver 311, a timing belt 312 and a driving pulley 313 connected to the rotary driver 311; each driven assembly 32 comprises a driven belt wheel 321, a screw rod 322 connected with the driven belt wheel 321 and a screw rod nut seat 323 sleeved outside the screw rod 322 and in threaded connection with the screw rod 322, the screw rod 322 extends along a first direction, and the screw rod nut seat 323 is connected with the corresponding movable bearing frame 21; the synchronous belt 312 is wound outside the driving pulley 313 and the plurality of driven pulleys 321, and the plurality of screw rods 322 are arranged at intervals along a second direction, wherein the second direction is perpendicular to the first direction; the rotary driving member 311 is used to drive the driving pulley 313 to rotate, and drive the plurality of lead screws 322 to rotate through the timing belt 312 and the plurality of driven pulleys 321, so as to drive the plurality of movable carrying frames 21 to move along the first direction. In particular, the rotary drive 311 may be a motor.
It should be noted that the second direction in the present invention is the up-down direction as shown in fig. 1. The rotary driving part 311 drives the driving belt wheel 313 to rotate, the driving belt wheel 313 drives the driven belt wheels 321 to rotate through the synchronous belt 312, the driven belt wheels 321 drive the corresponding screw rods 322 respectively, the screw rods 322 are in threaded fit with the corresponding screw rod nut seats 323 respectively, so that the movable bearing frame 21 mounted on the screw rod nut seats 323 moves in the left-right direction, the driving assembly 31 drives the movable bearing frames 21 to move, and the structural design is more reasonable.
Further, a plurality of driven pulleys 321 are provided at intervals in the second direction; the number of teeth of the plurality of driven pulleys 321 decreases or increases in sequence in the second direction. As shown in fig. 1, the number of teeth of the three driven pulleys 321 increases from bottom to top, the leftmost movable carrier 21 is attached to the lowermost screw 322 by the screw-nut holder 323, and the rightmost movable carrier 21 is attached to the uppermost screw 322 by the screw-nut holder 323. It is understood that the rotation speed of the driving pulley 313 multiplied by the number of teeth of the driving pulley 313 is equal to the rotation speed of the driven pulley 321 multiplied by the number of teeth of the driven pulley 321, and thus it can be understood that the lower the number of teeth of the driven pulley 321, the higher the rotation speed of the driven pulley 321, and when the corresponding lead screws 322 of the plurality of moving carriers 21 are the same, the higher the rotation speed of the corresponding driven pulley 321, the longer the moving distance of the moving carrier 21. When a plurality of removal bear frame 21 synchronous movement, the leftmost removal bear frame 21 migration distance is the longest, and the rightmost removal bear frame 21 migration distance is the shortest to realized moving and realized the displacement between a plurality of removal bear frames 21 through a drive assembly 31 drive a plurality of removal bear frame 21, and then realized the displacement between the multiunit material, structural design is ingenious, reasonable.
In another embodiment, the leads of the plurality of lead screws 322 sequentially decrease or increase in the second direction. For example, the lead of the plurality of lead screws 322 decreases from bottom to top, the leftmost moving carrier 21 is mounted on the lowermost lead screw 322 by the lead screw nut holder 323, and the rightmost moving carrier 21 is mounted on the uppermost lead screw 322 by the lead screw nut holder 323. When the driven pulleys 321 corresponding to the plurality of moving carriers 21 are the same, the larger the lead of the screw 322 is, the longer the moving distance of the moving carrier 21 is. When a plurality of removal bear frame 21 synchronous movement, the leftmost removal bear frame 21 migration distance is the longest, and the rightmost removal bear frame 21 migration distance is the shortest to realized moving and realized the displacement between a plurality of removal bear frames 21 through a drive assembly 31 drive a plurality of removal bear frame 21, and then realized the displacement between the multiunit material, structural design is ingenious, reasonable.
In an embodiment, a tension pulley 33 is disposed between any two adjacent driven pulleys 321, the tension pulley 33 is rotatably mounted on the base frame 10, and the tension pulley 33 is located outside the timing belt 312 and is used for tensioning the timing belt 312. As shown in fig. 1, two tension pulleys 33 are disposed between the three driven pulleys 321, and the wrap angle of each driven pulley 321 engaged with the timing belt 312 is ensured to be greater than 120 ° by disposing the tension pulleys 33, so that the reliability of the belt transmission is improved, and the reliability of the use of the pitch varying apparatus 100 is improved.
In one embodiment, the base frame 10 includes a first mounting plate 11 and a second mounting plate 12, the second mounting plate 12 is mounted on one side of the first mounting plate 11, the rotary driving member 311 is mounted on the first mounting plate 11, and the driving pulley 313 is located on one side of the first mounting plate 11 facing the second mounting plate 12; the plurality of screws 322 are disposed on the second mounting plate 12, the plurality of driven pulleys 321 are rotatably mounted on the second mounting plate 12, and the plurality of movable carriers 21 are movably mounted on the second mounting plate 12. The installation of the rotary driving element 311, the driving pulley 313, the plurality of screw rods 322, the plurality of driven pulleys 321 and the plurality of movable loading frames 21 can be realized by arranging the first mounting plate 11 and the second mounting plate 12, and the structure design is simple and the manufacture is convenient.
Further, a first limit plate 121 is arranged at one end of the second mounting plate 12 close to the first mounting plate 11, the first limit plate 121 is connected with the first mounting plate 11 and encloses a cavity 1211 with the first mounting plate 11, the plurality of driven pulleys 321 are located in the cavity 1211, and one end of each lead screw 322 passes through the first limit plate 121 and is connected with the corresponding driven pulley 321; one end of the second mounting plate 12, which is far away from the first mounting plate 11, is provided with a second limiting plate 122, one side of the second limiting plate 122, which is far away from the first mounting plate 11, is provided with a bearing seat 1221, and the other end of each lead screw 322 passes through the second limiting plate 122 and is connected with the bearing seat 1221 through a bearing.
As shown in fig. 1, the left end of the second mounting plate 12 is provided with a first limiting plate 121, the right end of the second mounting plate 12 is provided with a second limiting plate 122, the movable carrier 21 is limited by arranging the first limiting plate 121 and the second limiting plate 122 to cooperate, the movable carrier 21 is prevented from being separated from the second mounting plate 12, and the use reliability of the variable pitch device 100 is improved. The first limiting plate 121 and the first mounting plate 11 enclose a cavity 1211 for accommodating the plurality of driven pulleys 321, so that the occupied space of the pitch varying device 100 is further reduced. And, the right side of limiting plate is provided with bearing frame 1221, and the right-hand member of each lead screw 322 passes second limiting plate 122 and is connected with bearing frame 1221 through the bearing to each lead screw 322 pivoted smoothness has been improved.
In one embodiment, the fixed carrier 22 is mounted on the first position limiting plate 121; the fixed carrier 22 is used to carry material. Bear the frame 22 through the fixed of setting for bearing the material, further improve the utility model discloses the quantity that variable pitch device 100 can bear the material has improved variable pitch device 100's use flexibility. In particular, the fixed carrier 22 may be of the same construction as the mobile carrier 21.
In one embodiment, the fixed carrier 22 is mounted on the second limiting plate 122; the fixed carrier 22 is used to carry material. Bear the fixed frame 22 of bearing through setting up to be used for bearing the weight of the material, further improve the utility model discloses the quantity that pitch change device 100 can bear the weight of the material has improved pitch change device 100's use flexibility. In particular, the fixed carrier 22 may be of the same construction as the mobile carrier 21.
In one embodiment, the base frame 10 is provided with a slide rail 13 extending along a first direction, and each movable carriage 21 is provided with a slide block 14 which is in sliding contact with and matched with the slide rail 13. By arranging the slide rail 13 and the slide block 14 in sliding contact fit with the slide rail 13, the moving smoothness of the moving carrier 21 is improved, the situation that the moving carrier 21 is driven to rotate by the matching of the screw rod 322 and the screw rod nut seat 323 can be avoided, and the use reliability of the variable pitch device 100 is improved.
Furthermore, the number of the slide rails 13 is multiple, and the sliders 14 of any two adjacent movable carriers 21 are respectively in sliding contact fit with different slide rails 13, so that the sliders 14 of two adjacent movable carriers 21 are prevented from interfering, and the use reliability of the pitch varying device 100 is further improved.
In one embodiment, the mobile loading frame 21 includes a connecting portion 211 and a loading portion 212, the connecting portion 211 is movably mounted on the base frame 10, and the loading portion 212 is mounted on the connecting portion 211 and is used for loading the material. As shown in fig. 1, the carrying portions 212 of the movable carriers 21 are located near the bottom of the pedestal 10, and the carrying portions 212 of the movable carriers 21 are arranged side by side along the horizontal direction, when the carrying portions 212 of the movable carriers 21 carry materials such as pipettes, a plurality of sets of pipettes need to be sucked out of liquid in sampling tubes for distance change, the liquid in the pipettes is dripped into a deep hole plate after the distance change, the sampling tubes are usually stored at the same height during storage, and the carrying portions 212 of the movable carriers 21 are arranged side by side along the horizontal direction, so that the pipettes stored in the carrying portions 212 of the movable carriers 21 are respectively butted with the sampling tubes, and the use requirement of the distance changing device 100 is met. In addition, the connecting part 211 and the bearing part 212 are arranged to be movably arranged on the base frame 10 and bear materials respectively, so that the structural design is more reasonable.
The above is only the optional embodiment of the present invention, and not therefore the limit to the patent scope of the present invention, all the concepts of the present invention utilize the equivalent structure transformation of the content of the specification and the attached drawings, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (11)
1. A material pitch device, comprising:
a base frame;
the bearing mechanism comprises a plurality of movable bearing frames which are sequentially distributed in a first arrangement state along a first direction, the plurality of movable bearing frames are movably arranged on the base frame, and the movable bearing frames are used for bearing the materials;
the distance changing mechanism comprises a driving assembly and a plurality of driven assemblies, the number of the driven assemblies is consistent with that of the movable bearing frames, the driven assemblies are connected in a one-to-one correspondence manner, and the driving assembly is used for driving the driven assemblies to respectively drive the movable bearing frames to synchronously move along a first direction to the movable bearing frames which are sequentially distributed in a second arrangement state along the first direction; the distance between any two adjacent mobile carriers in the first arrangement state and the distance between any two adjacent mobile carriers in the second arrangement state are respectively a first distance and a second distance, wherein the second distance is different from the first distance.
2. The material pitch change apparatus of claim 1, wherein the drive assembly comprises a rotary drive, a timing belt, and a drive pulley connected to the rotary drive; each driven assembly comprises a driven belt wheel, a screw rod connected with the driven belt wheel and a screw rod nut seat sleeved outside the screw rod and in threaded connection with the screw rod, the screw rod extends along the first direction, and the screw rod nut seat is connected with the corresponding movable bearing frame; the synchronous belts are wound outside the driving belt wheel and the driven belt wheels, the screw rods are arranged at intervals along a second direction, and the second direction is perpendicular to the first direction; the rotary driving part is used for driving the driving belt wheel to rotate, and the driven belt wheels drive the screw rods to rotate through the synchronous belts and the driven belt wheels so as to drive the movable bearing frames to move along the first direction.
3. The material pitch changing apparatus of claim 2, wherein a plurality of the driven pulleys are provided at intervals in the second direction; the number of teeth of the plurality of driven pulleys is sequentially decreased or increased in the second direction.
4. A material pitch changing apparatus as claimed in claim 2, wherein leads of a plurality of said lead screws are sequentially decreased or increased in said second direction.
5. The material pitch changing apparatus as claimed in claim 2, wherein a tension pulley is provided between any adjacent two of said driven pulleys, said tension pulley being rotatably mounted to said base frame, said tension pulley being located outside said timing belt and serving to tension said timing belt.
6. A material pitch changing apparatus as claimed in claim 2, wherein the base frame comprises a first mounting plate and a second mounting plate, the second mounting plate being mounted on one side of the first mounting plate, the rotary drive being mounted on the first mounting plate, the drive pulley being located on the first mounting plate on a side facing the second mounting plate; the plurality of screw rods are arranged on the second mounting plate, the plurality of driven pulleys are rotatably mounted on the second mounting plate, and the plurality of movable bearing frames are movably mounted on the second mounting plate.
7. The material pitch changing device as claimed in claim 6, wherein a first limiting plate is arranged at one end of the second mounting plate close to the first mounting plate, the first limiting plate is connected with the first mounting plate and encloses a cavity with the first mounting plate, a plurality of driven pulleys are arranged in the cavity, and one end of each screw rod penetrates through the first limiting plate and is connected with the corresponding driven pulley;
one end, far away from the first mounting plate, of the second mounting plate is provided with a second limiting plate, one side, far away from the first mounting plate, of the second limiting plate is provided with a bearing seat, and the other end of each lead screw penetrates through the second limiting plate and is connected with the bearing seat through a bearing.
8. The material pitch changing device as claimed in claim 7, wherein a fixed bearing frame is mounted on the first limit plate; and/or a fixed bearing frame is arranged on the second limiting plate; the fixed bearing frame is used for bearing the materials.
9. A material pitch changing apparatus as claimed in any one of claims 1 to 8, wherein a slide rail extending in the first direction is mounted on the base frame, and a slider engaged in sliding contact with the slide rail is mounted on each of the moving carriers.
10. The material pitch changing device as claimed in claim 9, wherein the number of the slide rails is plural, and the slide blocks of any two adjacent mobile loading frames are respectively in sliding contact with and fit with different slide rails.
11. A material pitch device according to any one of claims 1 to 8, wherein the mobile carrier comprises a connecting portion movably mounted on the base frame and a carrying portion mounted on the connecting portion for carrying the material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222650817.6U CN218260626U (en) | 2022-10-09 | 2022-10-09 | Material pitch changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222650817.6U CN218260626U (en) | 2022-10-09 | 2022-10-09 | Material pitch changing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218260626U true CN218260626U (en) | 2023-01-10 |
Family
ID=84751456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222650817.6U Active CN218260626U (en) | 2022-10-09 | 2022-10-09 | Material pitch changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218260626U (en) |
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2022
- 2022-10-09 CN CN202222650817.6U patent/CN218260626U/en active Active
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