CN210619477U - Overload detection mechanism for material pushing device - Google Patents
Overload detection mechanism for material pushing device Download PDFInfo
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- CN210619477U CN210619477U CN201920529931.9U CN201920529931U CN210619477U CN 210619477 U CN210619477 U CN 210619477U CN 201920529931 U CN201920529931 U CN 201920529931U CN 210619477 U CN210619477 U CN 210619477U
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Abstract
The utility model discloses an overload detection mechanism for blevile of push, servo motor pass through hold-in range, sliding block, carry power adjusting spring, horizontal guiding axle, fixed block, slide and transmit power to the ejector pad in proper order, promote the material to go forward, and overload detection round pin outer end stretches out to shelter from between a pair of correlation sensor; when the overload occurs, the fixed block stops moving along with the blocking of the push block, the sliding block can still continue to move along the horizontal guide shaft, the overload force adjusting spring compresses and stores energy and drives the overload detection shaft to move forwards along the horizontal shaft hole, the inner end of the overload detection pin moves along the middle frustum of the overload detection shaft under the action of the elastic restoring force of the compression spring, the outer end of the overload detection pin contracts away from the position between the pair of correlation sensors immediately, the servo motor stops moving immediately after receiving a signal, and the overload detection process is completed; the pushing walking condition can be detected in time, the machine is stopped in time when the fault process is detected, and equipment is prevented from being damaged.
Description
Technical Field
The utility model relates to an overload detection mechanism for blevile of push.
Background
Traditional production line pushes away and generally passes through hold-in range connecting material mechanism by the motor and promotes the material walking, promotes the product and carry to next process in transporting the box, and when the product promoted the in-process and takes place the jamming obstacle, the action of pushing away the material can not be accomplished smoothly, and fragile equipment or material cause the product packaging unqualified, must in time detect to push away the material condition in place to in time shut down when breaking down.
Disclosure of Invention
The utility model aims to solve the technical problem that a can in time detect and push away the material walking condition is provided, monitor the fault process and in time shut down for blevile of push's overload detection mechanism.
The utility model discloses an overload detection mechanism for blevile of push, its characterized in that: the device comprises a guide rail arranged on a rack, wherein a push block is arranged below the guide rail, a sliding seat capable of moving back and forth along the guide rail is arranged on the guide rail, a fixed block fixedly arranged and a sliding block in sliding connection are arranged at the upper part of the sliding seat, the push block is fixedly connected on the fixed block, and the sliding block is driven by a synchronous belt in a connecting way; the fixed block is of a transverse L-shaped structure, the sliding block is arranged above a horizontal plate of the fixed block in a matching manner, a horizontal guide shaft is arranged on a vertical plate of the fixed block, the rear end of the horizontal guide shaft is fixedly connected to the vertical plate of the fixed block, the front end of the horizontal guide shaft penetrates through a horizontal guide hole in the sliding block, an overload force adjusting spring is sleeved on the front section of the horizontal guide shaft, the front end of the overload force adjusting spring is limited by the end part of the horizontal guide shaft, and the rear end of the overload force; a transverse horizontal shaft hole is formed in a vertical plate of the fixed block, an overload detection shaft is arranged in the horizontal shaft hole, the front end of the overload detection shaft is fixedly connected to the sliding block, a longitudinal horizontal pin hole perpendicular to the horizontal shaft hole is formed in the same horizontal plane of the vertical plate of the fixed block and the horizontal shaft hole, an elastic overload detection pin capable of longitudinally stretching along the pin is arranged in the pin hole, a frustum with a large front part and a small back part is arranged in the middle of the overload detection shaft, and the inner end of the overload detection pin abuts against the frustum; the middle part of the overload detection pin is provided with a limiting step, the orifice part of the horizontal pin is provided with a gland, the part of the overload detection pin, which is positioned between the gland and the limiting step, is sleeved with a pressure spring, and two ends of the pressure spring are respectively limited by the limiting step and the gland; the rack is provided with a servo motor, the servo motor is connected to the synchronous belt, two ends of the rack are provided with a pair of correlation sensors corresponding to the length of the outer end of the overload detection pin in a normal state, and the correlation sensors are in communication connection with the servo motor;
the mounting plate is arranged on the rack and positioned outside the guide rail, two ends of the synchronous belt are respectively supported and mounted by the synchronous belt pulley, so that the synchronous belt is positioned above the guide rail, and the sliding block is connected to the synchronous belt through the pressing block; the servo motor is arranged on the outer side of the mounting plate;
an origin sensor is arranged on the outer side of the mounting plate corresponding to the origin position of the overload detection pin, the vertical height of the origin sensor is smaller than that of the overload detection pin, and the origin sensor is also in communication connection with the servo motor;
among the correlation sensors, the correlation sensor transmitting end is arranged at the rear end of the rack, and the correlation sensor receiving end is arranged at the front end of the rack;
the inner end of the overload detection pin is a ball head;
the front end of the horizontal guide shaft is connected with an adjusting nut in a threaded fit manner, and the front end of the overload force adjusting spring is limited by the adjusting nut;
one end of the rack is fixedly supported on the equipment through a support column to form a transverse 7-shaped structure, and the other end of the rack is fixedly connected to the equipment through a connecting plate;
the vertical plate of the fixed block is provided with two horizontal guide shafts side by side, the axes of the two horizontal guide shafts are positioned in the same horizontal plane, the two horizontal guide shafts are respectively fixedly connected to the vertical plate of the fixed block from the rear end of the fixed block, the front ends of the two horizontal guide shafts respectively penetrate through two horizontal guide holes in the sliding block, and the front section of each horizontal guide shaft is sleeved with an overload force adjusting spring;
the correlation sensor is a photoelectric sensor;
the part length that the overload detects the axle and is located the frustum rear side is greater than the vertical plate thickness of fixed block for the overload detects the axle rear section and stretches out to the fixed block rear side outside, and the ejector pad passes through keysets fixed connection in the horizontal plate one side of fixed block.
The utility model discloses an overload detection mechanism for blevile of push, servo motor drive hold-in range drive sliding block rectilinear movement, and the sliding block passes through overload force adjusting spring, horizontal guiding axle, fixed block transmission power to ejector pad, promotes the material and goes forward, and overload detection round pin outer end stretches out to the fixed block outside and shelters from between a pair of correlation sensor in normal operation; when the overload occurs, the fixed block stops moving along with the blocking of the push block, the sliding block can still continue to move along the horizontal guide shaft, the overload force adjusting spring compresses and stores energy and drives the overload detection shaft to move forwards along the horizontal shaft hole, the inner end of the overload detection pin moves along the middle frustum of the overload detection shaft under the action of the elastic restoring force of the compression spring, the outer end of the overload detection pin contracts away from the position between the pair of correlation sensors immediately, the servo motor stops moving immediately after receiving a signal, and the overload detection process is completed; after the fault is removed, the sliding block resets under the action of the spring restoring force of the overload force adjusting spring, the overload detection shaft pushes the overload detection pin to extend out of the fixed block through the frustum to be shielded between the pair of correlation sensors, the servo motor automatically resets according to the origin sensor, the pushing and traveling conditions can be detected in time, the fault process is monitored to be stopped in time, the fault is removed and then reset in time, the sensitivity is high, equipment or materials cannot be damaged even if clamping stagnation obstacles occur in the product pushing process, and the recovery operation after the fault is removed is simple and convenient.
Drawings
Fig. 1 is a schematic perspective view of an overload detection mechanism for a material pushing device according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of a portion of the structure of FIG. 1;
fig. 3 is a schematic plan view of an overload detecting mechanism for a material pushing device according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view E-E of FIG. 3;
FIG. 5 is a D-D cross-sectional view of FIG. 3 in normal operation;
FIG. 6 is an enlarged view of a portion of the structure of FIG. 5;
FIG. 7 is a D-D cross-sectional view of FIG. 3 during an overload operation;
fig. 8 is an enlarged view of a portion of the structure of fig. 7.
Detailed Description
As shown in the figure, one end of a rack 24 is fixedly supported on equipment through a support column 23, and the other end of the rack is fixedly connected to the equipment through a connecting plate 25 to form a transverse 7-shaped structure; linear guide 1 installs in the position that is close to the rear end in frame 24 top, and linear guide 1 goes up the cooperation and installs slide 3, and slide 3 top rear portion fixed mounting is horizontal L shape fixed block 7 of structure, and the cooperation of sliding block 2 sets up in the horizontal plate top of fixed block 7, and ejector pad 20 sets up in frame 24 below, through connecting rod 21, adapter plate 22 fixed connection in horizontal plate one side of fixed block 7, and simple structure is compact, and occupation space is little.
A horizontal guide shaft 10 is arranged on a vertical plate of the fixed block 7, the rear end of the horizontal guide shaft 10 is fixedly connected to the vertical plate of the fixed block 7, the front end of the horizontal guide shaft penetrates through a horizontal guide hole in the sliding block 2, and the sliding block 2 can move linearly along the horizontal guide shaft through the horizontal guide hole; the forepart that horizontal guiding axle 10 stretches out to the sliding block the place ahead is equipped with overload power adjusting spring 4, sets up the mechanism operation through overload power adjusting spring 4 and predetermines the power to adjustable overload predetermines the power size.
The front end of the overload force adjusting spring 4 is limited by the front end part of the horizontal guide shaft 10, and the rear end is limited and supported by the front side surface of the sliding block 2; a transverse horizontal shaft hole is formed in a vertical plate of the fixed block 7, an overload detection shaft 12 is arranged in the horizontal shaft hole, the front end of the overload detection shaft 12 is fixedly connected to the sliding block 2, a longitudinal horizontal pin hole perpendicular to the horizontal shaft hole is formed in the same horizontal plane with the horizontal shaft hole in the vertical plate of the fixed block 7, an elastic overload detection pin 11 capable of longitudinally stretching along the pin is arranged in the pin hole, a frustum with a large front part and a small rear part is arranged in the middle of the overload detection shaft 12, and the inner end of the overload detection pin 11 abuts against the frustum; a limiting step is arranged in the middle of the overload detection pin 11, a gland is arranged at the orifice of the horizontal pin, a pressure spring 13 is sleeved on the part, located between the gland and the limiting step, of the overload detection pin 11, two ends of the pressure spring 13 are limited by the limiting step and the gland respectively, and the pressure spring 13 is pre-compressed to store energy;
a servo motor is arranged on the rack and connected to the synchronous belt 6 to provide power for the synchronous belt 6; a pair of correlation sensors are respectively arranged at two ends of the frame and respectively transmit and receive sensing signals, in the embodiment, a photoelectric sensor is selected, a correlation sensor transmitting end 9 is arranged at the rear end of the frame, and a correlation sensor receiving end 8 is arranged at the front end of the frame and respectively transmits and receives photosensitive signals; the pair of correlation sensors are positioned on the linear position corresponding to the length of the outer end of the overload detection pin 11 in the normal state, and are connected to the servo motor in a communication mode; overload under normal condition and detect 11 outer ends of round pin and stretch out to shelter from between a pair of correlation sensor, the correlation sensor no signal sends, and overload detects 11 outer ends of round pin shrink when transshipping, and a pair of correlation sensor signals to servo motor, and servo motor stops immediately and prevents equipment or material damage.
An origin sensor 14 is arranged on the outer side of the mounting plate corresponding to the origin position of the overload detection pin 11 and is also in communication connection with the servo motor; after the fault is eliminated, the servo motor automatically resets according to the origin sensor 14; the vertical height of the origin sensor 14 is smaller than that of the overload detection pin 11, and the detection effect is not affected.
The inner end of the overload detection pin 11 is a ball head, and the mechanism is stable and reliable in action.
The front end of the horizontal guide shaft 10 is connected with an adjusting nut in a threaded fit mode, and the front end of the overload force adjusting spring 4 is limited by the adjusting nut and can adjust the preset force.
Two horizontal guide shafts 10 are arranged on a vertical plate of the fixed block 7 side by side, the axes of the two horizontal guide shafts 10 are positioned in the same horizontal plane, the two horizontal guide shafts are respectively fixedly connected to the vertical plate of the fixed block from the rear end of the fixed block, the front end of each horizontal guide shaft penetrates through two horizontal guide holes in the sliding block, each horizontal guide shaft front section is sleeved with an overload force adjusting spring, and the overload force adjusting springs are balanced in stress and stable and reliable.
The length of the part of the overload detection shaft 12, which is positioned on the rear side of the frustum, is larger than the thickness of the vertical plate of the fixed block 7, so that the rear section of the overload detection shaft 12 extends out of the rear side of the fixed block 7, and the running state can be visually observed conveniently.
The utility model discloses an overload detection mechanism for blevile of push, servo motor drive hold-in range drive sliding block rectilinear movement, and the sliding block passes through overload force adjusting spring, horizontal guiding axle, fixed block transmission power to ejector pad, promotes the material and goes forward, and overload detection round pin outer end stretches out to the fixed block outside and shelters from between a pair of correlation sensor in normal operation; when the overload occurs, the fixed block stops moving along with the blocking of the push block, the sliding block can still continue to move along the horizontal guide shaft, the overload force adjusting spring compresses and stores energy and drives the overload detection shaft to move forwards along the horizontal shaft hole, the inner end of the overload detection pin moves along the middle frustum of the overload detection shaft under the action of the elastic restoring force of the compression spring, the outer end of the overload detection pin contracts away from the position between the pair of correlation sensors immediately, the servo motor stops moving immediately after receiving a signal, and the overload detection process is completed; after the fault is eliminated, the sliding block resets under the action of the spring restoring force of the overload force adjusting spring, the overload detection shaft pushes the overload detection pin to extend out of the fixed block through the frustum to be shielded between the pair of correlation sensors, the servo motor automatically resets according to the origin sensor, the pushing and traveling conditions can be detected in time, the fault process is monitored to be stopped in time, the sliding block resets in time after the fault is eliminated, and the equipment cannot be damaged even if clamping stagnation obstacles occur in the product pushing process.
The mechanism is used for pushing an object linearly from one place to another.
The advantages are that:
1. the overload force can be continuously adjusted within a preset force range;
2. when an overload condition occurs in the material pushing process, the pushing block for fixing the pushing handle can still compress the overload force adjusting spring to continue to move forwards, so that the pushed object or other parts are prevented from being damaged due to overload;
3. the overload detection is sensitive, and the overload condition can be immediately stopped.
And 4, after overload, the recovery is simple.
Description of the mechanisms
And the two horizontal guide shafts 10 are connected with the fixed block 7 through screws. The sliding block 2 is sleeved on the horizontal guide shaft 10 and can freely move back and forth. The sliding block 2 is pressed by the overload force adjusting spring 4 and is attached to the fixed block 7 in use. A whole set of parts for pushing materials is fixedly connected with the fixing block 7 through screws.
Course of action
During normal operation, the servo motor drives the synchronous wheel to move forward and backward, and the synchronous wheel drives the synchronous belt 6 to move forward and backward in a reciprocating linear mode. When the pushing and pushing block 1 pushes the object to meet resistance in the advancing process, the pushing and pushing block 1 stops moving, and the sliding block 2 is still driven by the synchronous belt to move forwards. At this time, the overload force adjusting spring 4 is compressed, the overload detecting shaft 12 is connected with the sliding block 2 through threads, the sliding block 2 drives the overload detecting pin 11 to move forwards, the overload detecting pin 13 is compressed inwards, and the overload detecting pin 11 blocks the pair of correlation sensors 8 and 9 from the original state to the state that the sensors are not blocked. At the moment, the servo motor receives a signal and stops moving immediately, and the overload detection process is completed. After the fault is eliminated, the overload force adjusting spring 4 presses the sliding block 2 and the fixed block 7 together again, and the overload detection pin 11 extends to block the pair of correlation sensors 8 and 9. After the reset, the servo motor is automatically reset by the origin sensor 14.
Claims (10)
1. The utility model provides an overload detection mechanism for blevile of push which characterized in that: the device comprises a guide rail arranged on a rack, wherein a push block is arranged below the guide rail, a sliding seat capable of moving back and forth along the guide rail is arranged on the guide rail, a fixed block fixedly arranged and a sliding block in sliding connection are arranged at the upper part of the sliding seat, the push block is fixedly connected on the fixed block, and the sliding block is driven by a synchronous belt in a connecting way; the fixed block is of a transverse L-shaped structure, the sliding block is arranged above a horizontal plate of the fixed block in a matching manner, a horizontal guide shaft is arranged on a vertical plate of the fixed block, the rear end of the horizontal guide shaft is fixedly connected to the vertical plate of the fixed block, the front end of the horizontal guide shaft penetrates through a horizontal guide hole in the sliding block, an overload force adjusting spring is sleeved on the front section of the horizontal guide shaft, the front end of the overload force adjusting spring is limited by the end part of the horizontal guide shaft, and the rear end of the overload force; a transverse horizontal shaft hole is formed in a vertical plate of the fixed block, an overload detection shaft is arranged in the horizontal shaft hole, the front end of the overload detection shaft is fixedly connected to the sliding block, a longitudinal horizontal pin hole perpendicular to the horizontal shaft hole is formed in the same horizontal plane of the vertical plate of the fixed block and the horizontal shaft hole, an elastic overload detection pin capable of longitudinally stretching along the pin is arranged in the pin hole, a frustum with a large front part and a small back part is arranged in the middle of the overload detection shaft, and the inner end of the overload detection pin abuts against the frustum; the middle part of the overload detection pin is provided with a limiting step, the orifice part of the horizontal pin is provided with a gland, the part of the overload detection pin, which is positioned between the gland and the limiting step, is sleeved with a pressure spring, and two ends of the pressure spring are respectively limited by the limiting step and the gland; the frame is installed servo motor, and servo motor is connected to the hold-in range, and the frame both ends are provided with a correlation sensor with the outer end length corresponding position under normal condition of overload detection round pin, and the correlation sensor communication is connected to servo motor.
2. The overload detection mechanism for a pusher as recited in claim 1, wherein: the mounting plate is arranged on the rack and positioned outside the guide rail, two ends of the synchronous belt are respectively supported and mounted by the synchronous belt pulley, so that the synchronous belt is positioned above the guide rail, and the sliding block is connected to the synchronous belt through the pressing block; the servo motor is arranged on the outer side of the mounting plate.
3. The overload detection mechanism for the pusher apparatus according to claim 2, wherein: the mounting panel outside is provided with the initial point sensor corresponding to the initial point position of transshipping detection round pin, and initial point sensor vertical height is less than the vertical height of transshipping detection round pin, and initial point sensor also communication connection is to servo motor.
4. The overload detection mechanism for a pusher as recited in claim 1, wherein: among the correlation sensors, the correlation sensor transmitting end is arranged at the rear end of the rack, and the correlation sensor receiving end is arranged at the front end of the rack.
5. The overload detection mechanism for a pusher as recited in claim 1, wherein: the inner end of the overload detection pin is a ball head.
6. The overload detection mechanism for a pusher as recited in claim 1, wherein: the front end of the horizontal guide shaft is connected with an adjusting nut in a threaded fit mode, and the front end of the overload force adjusting spring is limited by the adjusting nut.
7. The overload detection mechanism for a pusher as recited in claim 1, wherein: one end of the rack is fixedly supported on the equipment through a support column to form a transverse 7-shaped structure, and the other end of the rack is fixedly connected to the equipment through a connecting plate.
8. The overload detection mechanism for a pusher as recited in claim 1, wherein: the vertical board of fixed block is provided with two horizontal guiding axles side by side, and two horizontal guiding axle centers are located same horizontal plane, and two horizontal guiding axles are respectively from the rear end of fixed block fixed connection respectively on the vertical board of fixed block, and the front end runs through two horizontal guiding holes on the sliding block respectively, and every horizontal guiding axle anterior segment all overlaps and is equipped with overload force adjusting spring.
9. The overload detection mechanism for a pusher as recited in claim 1, wherein: the correlation sensor is a photoelectric sensor.
10. The overload detection mechanism for a pusher as recited in claim 1, wherein: the part length that the overload detects the axle and is located the frustum rear side is greater than the vertical plate thickness of fixed block for the overload detects the axle rear section and stretches out to the fixed block rear side outside, and the ejector pad passes through keysets fixed connection in the horizontal plate one side of fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920529931.9U CN210619477U (en) | 2019-04-18 | 2019-04-18 | Overload detection mechanism for material pushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920529931.9U CN210619477U (en) | 2019-04-18 | 2019-04-18 | Overload detection mechanism for material pushing device |
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| Publication Number | Publication Date |
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| CN210619477U true CN210619477U (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920529931.9U Active CN210619477U (en) | 2019-04-18 | 2019-04-18 | Overload detection mechanism for material pushing device |
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| CN (1) | CN210619477U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115108303A (en) * | 2022-06-30 | 2022-09-27 | 中电鹏程智能装备有限公司 | Pushing mechanism with material blocking detection function |
-
2019
- 2019-04-18 CN CN201920529931.9U patent/CN210619477U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115108303A (en) * | 2022-06-30 | 2022-09-27 | 中电鹏程智能装备有限公司 | Pushing mechanism with material blocking detection function |
| CN115108303B (en) * | 2022-06-30 | 2023-09-29 | 中电鹏程智能装备有限公司 | Material pushing mechanism with clamping detection function |
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