CN212558219U - Feeding mechanism capable of automatically adjusting feeding amount - Google Patents
Feeding mechanism capable of automatically adjusting feeding amount Download PDFInfo
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- CN212558219U CN212558219U CN202021240702.4U CN202021240702U CN212558219U CN 212558219 U CN212558219 U CN 212558219U CN 202021240702 U CN202021240702 U CN 202021240702U CN 212558219 U CN212558219 U CN 212558219U
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- hopper
- feeding
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- 230000007246 mechanism Effects 0.000 title claims abstract description 72
- 239000000463 material Substances 0.000 claims description 24
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- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a feeding mechanism capable of automatically adjusting feeding amount, which comprises a hopper, a balance bracket, a feeding device and a counterweight mechanism; one end of the balance bracket is provided with a counterweight mechanism, the other end of the balance bracket is provided with a feeding device, and the middle part of the balance bracket is rotatably connected with the fixed bracket and is used for rotating around the fixed bracket under the driving of the mass difference of the counterweight mechanism and the feeding device; the hopper door opening and closing mechanism is used for adjusting the opening and closing degree of the hopper bottom discharge port when the balance support rotates around the fixed support; the counterweight mechanism comprises a counterweight block, and the distance between the counterweight block and the fixed support is adjustable. The feeding mechanism can realize self-feedback constant feeding, and can also control the constant feeding amount in a set range through adjustment.
Description
Technical Field
The utility model belongs to the technical field of feeding mechanism technique and specifically relates to a but feeding mechanism of automatic adjustment pay-off volume that says so.
Background
In the industrial automatic production process, feeding is a very important link. The feeding mechanism capable of automatically adjusting the feeding amount can automatically adjust the feeding rate, realize constant feeding, and has wide application in the conveying and packaging of products such as cement, mineral products, crops and the like. Most of the existing constant feeding mechanisms utilize a single chip microcomputer control technology to design an automatic weighing and batching system to realize quantitative conveying of materials, and have the defects of complex control system and poor stability. There is therefore a need for a constant feed mechanism that automatically provides control feedback.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a but feeding mechanism of automatic adjustment pay-off volume can realize the constant pay-off of self-feedback, can also be simultaneously through the size of adjustment control constant pay-off volume in setting for the within range.
In order to solve the technical problem, the utility model discloses a technical scheme does:
the utility model provides a but feeding mechanism of automatic adjustment pay-off volume which characterized in that: comprises a hopper, a balance bracket, a feeding device and a counterweight mechanism;
the balance support is of a plate-shaped structure, a counterweight mechanism is mounted at one end of the balance support, a feeding device is arranged at the other end of the balance support, the middle of the balance support is rotatably connected with the fixed support, and the balance support is used for rotating around the fixed support under the driving of the mass difference of the counterweight mechanism and the feeding device;
the hopper and the fixed support are fixedly arranged, a bottom discharge port of the hopper is arranged above the feeding device, the balance support is also fixedly provided with a hopper door opening and closing mechanism, the hopper door opening and closing mechanism and the bottom discharge port of the hopper form a closed structure when the balance support is positioned at a set angle, and the hopper door opening and closing mechanism is used for adjusting the opening and closing degree of the bottom discharge port of the hopper when the balance support rotates around the fixed support;
the counterweight mechanism comprises a counterweight block, and the distance between the counterweight block and the fixed support is adjustable.
The feeding device comprises a conveyor belt framework, one end of the conveyor belt framework, far away from the counterweight mechanism, is rotatably connected with one end of the balance support through a rotating shaft, the bottom of the conveyor belt framework is provided with a front roller shaft and a rear roller shaft which are rotatable, the front roller shaft and the rear roller shaft are arranged in parallel, transmission is realized between the front roller shaft and the rear roller shaft through a coated conveyor belt, the central shaft of the front roller shaft is in transmission connection with an output shaft of a driving motor, and a bottom discharge hole of the hopper is formed in the upper portion of the conveyor belt.
The bottom discharge hole of hopper set up in the conveyer belt near front roll axle one end top, both sides and the tip that the conveyer belt is close to front roll axle one end all be provided with the striker plate, the striker plate set up in conveyer belt outside edge, the vertical setting of striker plate.
The hopper door opening and closing mechanism comprises a hopper door, the hopper door is fixedly installed between the feeding device and the fixed support, the hopper is positioned between the hopper door and the fixed support, the width of the hopper door is equal to the width of the inner wall of a discharge hole at the bottom of the hopper, and when the balance support is positioned at a set angle, the bottom edge of the hopper door is positioned at the bottom of the discharge hole at the bottom of the hopper; the hopper door moves upwards when the balance support rotates around the fixed support, and a discharge hole at the bottom of the hopper is opened.
When the bottom edge of the hopper door is positioned at the bottom of the discharge hole at the bottom of the hopper, the balance bracket is in a horizontal state.
The hinged position of the fixed support and the balance support is positioned at the gravity center position of the balance support.
The counterweight mechanism further comprises a fastening bolt, the fastening bolt is vertically installed at the bottom of the counterweight block, the fastening bolt penetrates through the position adjusting sliding groove, the position adjusting sliding groove is formed in the end portion of the balance support, the extending direction of the position adjusting sliding groove is parallel to the length direction of the balance support, the fastening bolt is used for sliding in the position adjusting sliding groove at will, and the fastening bolt is used for fixing the counterweight block at a set position.
The counterweight block is of a box-shaped structure, and a counterweight device with known mass is fixedly placed in the box-shaped structure.
This kind of but beneficial effect that but feeding mechanism of automatic adjustment pay-off volume can produce does: utilize lever principle to realize the constant pay-off, overall structure is simple, and the accessible adjusts the weight or the position of counter weight, can adjust the speed of the material of constant transport on the conveying system, and strong adaptability can control different kinds of materials.
Furthermore, the feeding quality of constant feeding can be adjusted by adjusting the position and the quality of the balancing weight at one end of the balancing bracket.
Drawings
Fig. 1 is a schematic structural diagram of a feeding mechanism capable of automatically adjusting the feeding amount of the present invention.
Fig. 2 is a side view of the feeding mechanism of the present invention capable of automatically adjusting the feeding amount.
Fig. 3 is a schematic connection diagram of a counterweight mechanism in a feeding mechanism capable of automatically adjusting the feeding amount of the present invention.
Fig. 4 is a schematic structural view of a hopper in a feeding mechanism capable of automatically adjusting the feeding amount.
Fig. 5 is a schematic structural view of a hopper door in a feeding mechanism capable of automatically adjusting the feeding amount.
Fig. 6 shows the opening and closing state of the hopper and the hopper door corresponding to each other at different relative positions in the feeding mechanism capable of automatically adjusting the feeding amount.
Description of the drawings: 1. a hopper 12 and a striker plate; 2. a balance bracket; 21. fixing a bracket; 3. a feeding device; 31. a front roll-shaft; 32. a conveyor belt; 33. a conveyor belt framework; 34. a rear roll-shaft; 4. a hopper door opening and closing mechanism; 41. a hopper door; 5. a counterweight mechanism; 51. a position adjusting chute; 52. fastening a bolt; 53. and a balancing weight.
Detailed Description
The invention is further described below with reference to the drawings and specific preferred embodiments.
As shown in fig. 1 and 2, a feeding mechanism capable of automatically adjusting the feeding amount is characterized in that: comprises a hopper 1, a balance bracket 2, a feeding device 3 and a counterweight mechanism 5;
the balance support 2 is of a plate-shaped structure, one end of the balance support 2 is provided with a counterweight mechanism 5, the other end of the balance support 2 is provided with a feeding device 3, the middle part of the balance support 2 is rotatably connected with a fixed support 21, and the balance support 2 is used for rotating around the fixed support 21 under the driving of the mass difference of the counterweight mechanism 5 and the feeding device 3;
the hopper 1 and the fixed support 21 are both fixedly arranged, a bottom discharge hole of the hopper 1 is arranged above the feeding device 3, the balance support 2 is also fixedly provided with a hopper door opening and closing mechanism 4, the hopper door opening and closing mechanism 4 and the bottom discharge hole of the hopper 1 form a closed structure when the balance support 2 is positioned at a set angle, and the hopper door opening and closing mechanism 4 is used for adjusting the opening and closing degree of the bottom discharge hole of the hopper 1 when the balance support 2 rotates around the fixed support 21;
the counterweight mechanism 5 comprises a counterweight block 53, and the distance between the counterweight block 53 and the fixed support 21 is adjustable.
In this embodiment, the feeding device 3 includes a conveyor belt framework 33, the top of the conveyor belt framework 33 and one end of the balance bracket 2 far away from the counterweight mechanism 5 are rotatably connected through a rotating shaft, the bottom of the conveyor belt framework 33 is provided with a front roller shaft 31 and a rear roller shaft 34 which are rotatable, the front roller shaft 31 and the rear roller shaft 34 are arranged in parallel, the front roller shaft 31 and the rear roller shaft 34 realize transmission through a conveyor belt 32 which is externally coated, the central shaft of the front roller shaft 31 is in transmission connection with an output shaft of a driving motor, and a bottom discharge port of the hopper 1 is arranged above the conveyor belt 32.
Furthermore, the driving motor is fixedly installed on the conveyor belt framework 33 and used for outputting materials outwards at a constant speed, and the hinged position of the conveyor belt framework 33 and the balance support 2 is located right above the center of the feeding device 3, so that the feeding device 3 can be in a horizontal state in the feeding process.
In this embodiment, the bottom discharge hole of the hopper 1 is arranged above one end of the conveyor belt 32 close to the front roller shaft 31, the two sides and the end of the conveyor belt 32 close to one end of the front roller shaft 31 are provided with the material blocking plates 12, the material blocking plates 12 are arranged on the outer edges of the conveyor belt 32, and the material blocking plates 12 are vertically arranged.
Further, the material baffle 12 may be disposed at the edge of the conveyor belt 32 except the output end, so as to prevent splashing generated when the material in the hopper 1 falls on the surface of the conveyor belt 32 and reduction in efficiency caused by the sliding of the material on the surface of the conveyor belt 32 during the conveying process.
In this embodiment, the hopper door opening and closing mechanism 4 includes a hopper door 41, the hopper door 41 is fixedly installed between the feeding device 3 and the fixing support 21, the hopper 1 is located between the hopper door 41 and the fixing support 21, the width of the hopper door 41 is equal to the width of the inner wall of the bottom discharge hole of the hopper 1, and when the balance support 2 is located at a set angle, the bottom edge of the hopper door 41 is located at the bottom of the bottom discharge hole of the hopper 1; the hopper door 41 moves upwards when the balance bracket 2 rotates around the fixed bracket 21, and opens the discharge hole at the bottom of the hopper 1.
Further, the hopper 1 is structurally shown in fig. 4, the hopper door 41 is structurally shown in fig. 5, both the fixed support 21 and the hopper 1 can be fixedly mounted on the ground through a fixing device such as a bracket, in this embodiment, the hopper 1 passes through a through hole in the middle of the balance support 2 and is located between the hopper door 41 and the fixed support 21, the hopper door 41 is fixed on the balance support 2, and the opening and closing size of the hopper door 41 is maintained by enabling the moments on the left side and the right side of the hinge point of the balance support 2 and the fixed support 21 to be equal and opposite in direction, so that the constant conveying amount is realized; if the material conveying amount is changed, the change of the moment on the right side of the hinged point of the balance bracket 2 and the fixed bracket 21 is influenced, and the final result is that the opening and closing size of the hopper door 41 is changed, so that the material conveying amount is changed; in the closed state, the hopper door 41 is completely attached to the hopper 1, and no material is output.
In general, when the bottom edge of the hopper door 41 is located at the bottom of the bottom discharge port of the hopper 1, the balance bracket 2 is in a horizontal state.
In this embodiment, since the two moments acting on the two ends of the balance bracket 2 by the counterweight mechanism 5 and the feeding device 3 are equal in magnitude and opposite in direction, in order to reduce operations and improve the efficiency of adjusting the counterweight mechanism 5, the hinge joint of the fixed bracket 21 and the balance bracket 2 is located at the center of gravity of the balance bracket 2. The partial weight of this kind of operating mode under balanced support 2 in the pin joint both sides equals, and it is regular moreover, finds out balanced support 2 at the focus position of pin joint both sides very easily, has reduced the calculation.
In this embodiment, the counterweight mechanism 5 further includes a fastening bolt 52, the fastening bolt 52 is vertically installed at the bottom of the counterweight block 53, the fastening bolt 52 passes through a position adjusting sliding groove 51, the position adjusting sliding groove 51 is disposed at the end of the balance bracket 2, the extending direction of the position adjusting sliding groove 51 is parallel to the length direction of the balance bracket 2, the fastening bolt 52 is used for sliding freely in the position adjusting sliding groove 51, and the fastening bolt 52 is used for fixing the counterweight block 53 at a set position.
Further, the weight 53 is adjustable in mass, and the amount of transportation of the constant output can be adjusted by adjusting the position and weight of the weight 53 in the weight mechanism 5. The bottom of balancing weight 53 is equipped with the through-hole, has the screw thread that corresponds with locking bolt 52 in the through-hole, and locking bolt 52 passes position adjustment spout 51, when shifting balancing weight 53 to suitable position, screws up locking bolt 52, fixes balancing weight 53's position.
The weight 53 may be a box-like structure that is used to hold a weight of known mass. The weight blocks 53 may also be a plurality of weight blocks with known mass, which are respectively and independently arranged, and each weight block 53 has different mass and is independently used.
When the feeding mechanism capable of automatically adjusting the feeding amount is used, the weight required by the counterweight mechanism 5 and the distance between the counterweight mechanism and the hinge point of the balance bracket 2 and the bottom bracket 21 are calculated according to the speed of a material to be conveyed, the fixing of the counterweight block 53 is completed, the motor is turned on, the roller shaft 31 of the feeding device 3 is driven to rotate, the material is conveyed onto the conveyor belt 32 from the discharge port at the lower part of the hopper 1, and the material is conveyed to the right side under the movement of the conveyor belt 32; if the discharge hole at the bottom of the hopper 1 discharges too much, the amount of the materials falling on the surface of the conveyor belt 32 is increased, so that the overall mass of the feeding device 3 is increased, the moment of the feeding device 3 at one side of the hinge point is larger than the moment of the other side of the hinge point, and at the moment, the balance bracket 2 rotates along the hinge point to change the relative position of the hopper door 41 and the hopper 1, so that the size of the discharge hole is reduced, and the conveying amount of the materials is reduced; if the discharge gate ejection of compact of hopper 1 bottom is too little, the material that falls into the conveyer belt 32 surface will reduce, leads to material feeding unit 3 overall mass to reduce, and the moment of pin joint material feeding unit 3 one side is littleer than the moment of pin joint opposite side, and balanced support 2 rotates along the pin joint this moment, changes the relative position of hopper door 41 and hopper 1, and then the size of increase discharge gate, increases the conveying capacity of material.
The feeding mechanism can establish self-feedback in the material quality conveying process, realizes constant feeding in a certain range, has adjustable constant feeding speed and stable structure, and does not consume redundant energy.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.
Claims (8)
1. The utility model provides a but feeding mechanism of automatic adjustment pay-off volume which characterized in that: comprises a hopper (1), a balance bracket (2), a feeding device (3) and a counterweight mechanism (5);
the balance support (2) is of a plate-shaped structure, a counterweight mechanism (5) is installed at one end of the balance support (2), a feeding device (3) is arranged at the other end of the balance support (2), the middle of the balance support (2) is rotatably connected with a fixed support (21), and the balance support (2) is used for rotating around the fixed support (21) under the driving of the mass difference of the counterweight mechanism (5) and the feeding device (3);
the hopper (1) and the fixed support (21) are both fixedly arranged, a bottom discharge hole of the hopper (1) is arranged above the feeding device (3), the balance support (2) is also fixedly provided with a hopper door opening and closing mechanism (4), the hopper door opening and closing mechanism (4) and the bottom discharge hole of the hopper (1) form a closed structure when the balance support (2) is positioned at a set angle, and the hopper door opening and closing mechanism (4) is used for adjusting the opening and closing degree of the bottom discharge hole of the hopper (1) when the balance support (2) rotates around the fixed support (21);
the counterweight mechanism (5) comprises a counterweight block (53), and the distance between the counterweight block (53) and the fixed support (21) is adjustable.
2. The feeding mechanism capable of automatically adjusting the feeding amount according to claim 1, wherein: material feeding unit (3) including conveyer belt skeleton (33), the top and balance support (2) of conveyer belt skeleton (33) keep away from counter weight mechanism (5) one end and pass through pivot rotatable coupling, the bottom of conveyer belt skeleton (33) be provided with rotatable preceding roll-shaft (31) and back roll-shaft (34), preceding roll-shaft (31) and back roll-shaft (34) parallel arrangement each other, preceding roll-shaft (31) and back roll-shaft (34) between realize the transmission through conveyer belt (32) of overcoat, the center pin of preceding roll-shaft (31) be connected with driving motor's output shaft transmission, the bottom discharge gate of hopper (1) set up in conveyer belt (32) top.
3. The feeding mechanism capable of automatically adjusting the feeding amount according to claim 2, wherein: the bottom discharge mouth setting of hopper (1) be close to preceding roll-shaft (31) one end top at conveyer belt (32), both sides and the tip that conveyer belt (32) are close to preceding roll-shaft (31) one end all be provided with striker plate (12), striker plate (12) set up in conveyer belt (32) outside edge, striker plate (12) vertical setting.
4. The feeding mechanism capable of automatically adjusting the feeding amount according to claim 2, wherein: the hopper door opening and closing mechanism (4) comprises a hopper door (41), the hopper door (41) is fixedly installed between the feeding device (3) and the fixed support (21), the hopper (1) is located between the hopper door (41) and the fixed support (21), the width of the hopper door (41) is equal to the width of the inner wall of a discharge port at the bottom of the hopper (1), and when the balance support (2) of the hopper door (41) is located at a set angle, the bottom edge of the hopper door (41) is located at the bottom of the discharge port at the bottom of the hopper (1); the hopper door (41) moves upwards when the balance support (2) rotates around the fixed support (21), and a discharge hole at the bottom of the hopper (1) is opened.
5. The feeding mechanism capable of automatically adjusting the feeding amount according to claim 4, wherein: when the bottom edge of the hopper door (41) is positioned at the bottom of the discharge hole at the bottom of the hopper (1), the balance bracket (2) is in a horizontal state.
6. The feeding mechanism capable of automatically adjusting the feeding amount according to claim 1, wherein: the hinged position of the fixed support (21) and the balance support (2) is positioned at the gravity center position of the balance support (2).
7. The feeding mechanism capable of automatically adjusting the feeding amount according to claim 1, wherein: the counterweight mechanism (5) further comprises a fastening bolt (52), the fastening bolt (52) is vertically installed at the bottom of the counterweight block (53), the fastening bolt (52) penetrates through a position adjusting sliding groove (51), the position adjusting sliding groove (51) is formed in the end portion of the balance support (2), the extending direction of the position adjusting sliding groove (51) is parallel to the length direction of the balance support (2), the fastening bolt (52) is used for sliding in the position adjusting sliding groove (51) at will, and the fastening bolt (52) is used for fixing the counterweight block (53) at a set position.
8. The feeding mechanism capable of automatically adjusting the feeding amount according to claim 7, wherein: the counterweight block (53) is of a box-shaped structure, and a counterweight device with known mass is fixedly placed in the box-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021240702.4U CN212558219U (en) | 2020-06-30 | 2020-06-30 | Feeding mechanism capable of automatically adjusting feeding amount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021240702.4U CN212558219U (en) | 2020-06-30 | 2020-06-30 | Feeding mechanism capable of automatically adjusting feeding amount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212558219U true CN212558219U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021240702.4U Expired - Fee Related CN212558219U (en) | 2020-06-30 | 2020-06-30 | Feeding mechanism capable of automatically adjusting feeding amount |
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| Country | Link |
|---|---|
| CN (1) | CN212558219U (en) |
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2020
- 2020-06-30 CN CN202021240702.4U patent/CN212558219U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing University of Engineering Science Park Co.,Ltd. Assignor: NANJING INSTITUTE OF TECHNOLOGY Contract record no.: X2023980036185 Denomination of utility model: A feeding mechanism that can automatically adjust the feeding amount Granted publication date: 20210219 License type: Common License Record date: 20230606 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Nanjing University of Engineering Science Park Co.,Ltd. Assignor: NANJING INSTITUTE OF TECHNOLOGY Contract record no.: X2023980036185 Date of cancellation: 20240301 |
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| EC01 | Cancellation of recordation of patent licensing contract | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210219 |
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| CF01 | Termination of patent right due to non-payment of annual fee |