CN221425772U - Gear feeding mechanism of gear matching device for calibrating error correction of diaphragm gas meter - Google Patents
Gear feeding mechanism of gear matching device for calibrating error correction of diaphragm gas meter Download PDFInfo
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Abstract
The utility model discloses a tooth feeding mechanism of a film type gas meter verification error correction tooth matching device, which is characterized in that: comprises a traversing assembly and a tooth connecting piece; the transverse moving assembly comprises a moving piece, wherein the moving piece is used for moving and positioning back and forth along the length direction of a discharging plate of the output main gear and the driven gear; the tooth connecting piece is used for receiving a main gear and a slave gear which fall from the upper hollowed-out position; the tooth connecting piece is arranged on the moving piece of the transverse moving assembly and is commonly used for realizing tooth connection and tooth feeding. The utility model has the advantages that: 1. the composition is simpler, the structure is simpler, and the processing and the manufacturing are easy. 2. The control is simple and reliable: the traversing assembly controls the traversing positioning of the moving part by the controller, and the controller can know the positions of the teeth selection and the teeth discharge on the discharging plate in advance according to a preset instruction, so that the operations of the teeth selection and the teeth connection can be accurately realized, and the teeth can be smoothly fed after the teeth connection is completed.
Description
Technical Field
The utility model belongs to the field of membrane gas meters, and particularly relates to a tooth feeding mechanism of a tooth matching device for calibrating error correction of a membrane gas meter.
Background
The diaphragm gas meter is a volumetric metering device for metering the usage of gas. The diaphragm gas meter adopts two flexible diaphragm metering chambers to measure gas volume flow, under the action of pressure difference, gas alternately enters the two metering chambers through the distribution valve, is fully filled and discharged to the gas outlet, simultaneously pushes flexible diaphragms in the metering chambers to do reciprocating motion, converts the circulation process of gas charging and gas discharging into corresponding gas volume flow through the conversion mechanism, and then transmits the corresponding gas volume flow to the counter through the transmission mechanism, thus completing the gas accumulation metering function. The basic meter of the diaphragm gas meter mainly comprises a shell, a diaphragm metering chamber, a distributing valve, a connecting rod mechanism, a reverse rotation preventing device, a transmission mechanism, a counter and other parts.
The film type gas meter belongs to a metering instrument, so that a stricter rule (related rule of national standard GB/T6968-2019 'film type gas meter' is required to be met) is provided for metering errors (indication errors). The membrane gas meter needs to be checked (related regulations in the line standard JJJG 577-2012 'membrane gas meter check rules' need to be met) to determine whether the membrane gas meter meets the error requirement.
In the existing diaphragm gas meter error verification process, all teeth matching information given by manual work according to error verification equipment is adopted, gear pairs (driving gears and driven gears) meeting the current station are searched from a plurality of gear pairs (the gear pairs are easy to take by mistake and lead to incorrect assembly in multi-station operation), and the operation process requires that operators have quite high proficiency to meet independent on-duty requirements or realize on-duty production, and meanwhile, the labor intensity of the operators is greatly increased in the continuous process of taking the gear pairs.
Therefore, an automatic tooth matching device is needed to better solve the problems. However, the design of the automatic tooth matching device needs to be considered, and firstly, how to design the corresponding mechanism to smoothly realize the operations of tooth storage, tooth selection and tooth feeding.
How to design a set of mechanism to realize: after the master-slave gear for correcting the needed gear error is selected, the master-slave gear is efficiently sent to the front of correction operators, so that the technical problem to be solved by the technical scheme is needed to be considered.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to solve the technical problems that:
How to design a set of tooth feeding mechanism of a film type gas meter verification error correction tooth matching device to realize: after the master gear and the slave gear which correct the needed gear errors are selected, the master gear and the slave gear are efficiently sent to the correction operators.
In order to solve the technical problems, the utility model adopts the following technical scheme:
tooth feeding mechanism of tooth device is joined in marriage in correction of diaphragm type gas table examination error, its characterized in that:
Comprises a traversing assembly and a tooth connecting piece;
The transverse moving assembly comprises a moving piece, wherein the moving piece is used for moving and positioning back and forth along the length direction of a discharging plate of the output main gear and the driven gear;
the tooth connecting piece is used for receiving a main gear and a slave gear which fall from the upper hollowed-out position;
The tooth connecting piece is arranged on the moving piece of the transverse moving assembly and is commonly used for realizing tooth connection and tooth feeding.
The working principle of the tooth feeding mechanism of the film type gas meter verification error correction tooth matching device of the technical scheme is as follows:
Firstly, the transverse moving assembly moves and positions reciprocally along the length direction of the discharging plate;
Secondly, after the moving part of the traversing assembly reaches the position of a discharging chute of a main gear and a slave gear to be output, a tooth connecting part arranged on the traversing assembly can be used for receiving the dropped main gear and slave gear;
And finally, the transverse moving assembly moves the tooth connecting piece to a preset position for an operator to take materials from the tooth connecting piece, so that tooth conveying operation is completed.
Compared with the prior art, the tooth feeding mechanism of the film type gas meter verification error correction tooth matching device has the advantages that:
1. the composition is simpler, the structure is simpler, and the processing and the manufacturing are easy.
2. The control is simple and reliable: the traversing assembly controls the traversing positioning of the moving part by the controller, and the controller can know the positions of the teeth selection and the teeth discharge on the discharging plate in advance according to a preset instruction, so that the operations of the teeth selection and the teeth connection can be accurately realized, and the teeth can be smoothly fed after the teeth connection is completed.
Drawings
FIG. 1 is a schematic view of the upper housing portion of a diaphragm gas meter (those skilled in the art will recognize that in practice, in calibrating errors, a diaphragm gas meter is a base meter, i.e., includes a complete metering function portion including an upper housing portion and a lower housing portion; for ease of public understanding, the drawing is merely to aid in showing the direct drive train and the drive and driven gears of the counter)
FIG. 2 is an exploded view of a portion of the structure of the upper housing portion of the diaphragm gas meter (those skilled in the art will recognize that in practice in calibrating errors, the diaphragm gas meter is a base meter, i.e., includes a complete metering function portion including an upper housing portion and a lower housing portion; for ease of public understanding, the drawing is only for showing the direct drive train and the driving and driven gears of the counter)
FIG. 3 is a schematic diagram of a gear assembly for correcting calibration errors of a membrane gas meter in the present embodiment
FIG. 4 is a schematic structural view of a main functional part of a film type gas meter calibration error correction tooth arrangement device in the present technical scheme
FIG. 5 is a schematic structural view of a main functional part of a film type gas meter calibration error correction tooth arrangement device (end-side top view)
FIG. 6 is a schematic structural view of a main functional part of a film type gas meter calibration error correction tooth arrangement device (end-to-side view)
FIG. 7 is a partial enlarged view of a film gas meter calibration error correction tooth arrangement device in the present technical scheme
FIG. 8 is a partial enlarged view of a film gas meter calibration error correction tooth arrangement device in the present technical scheme
Fig. 9 is a schematic structural view of a vertical tooth storage barrel in the present technical solution
FIG. 10 is a schematic view of the structure of the lower support plate in the present embodiment
FIG. 11 is a schematic view of a discharge plate in the present embodiment
FIG. 12 is a schematic view of the structure of the intermediate pushing member in the present embodiment
Marked in the figure as:
A direct drive unit
B counter
C driving gear
D driven gear
E stores up tooth mechanism: e1 tooth storage bracket (E10 support frame, E11 upper support plate and E12 lower support plate), E2 vertical tooth storage cylinder
F, selecting a tooth mechanism: f1 discharging plate, F2 discharging groove (F20 extending end, F21 discharging end), F3 middle tooth pushing piece (F30 protruding part, F31 bar guiding hole), F4 resetting compression spring, F5 traversing assembly (F50 guide rail, F51 slide block, F52 traversing control synchronous belt (only line schematic in the figure), F53 rotating wheel bracket, F54 driving wheel, F55 driven wheel, F56 control motor), F6 pushing cylinder, F7 pushing block
G send tooth mechanism: g1 tooth-receiving piece (G10 receiving cylinder, G11 receiving plate), G2 hinge and G3 discharging cylinder
H drag chain
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
The error value of the verification indication value is the prior art, and can be referred to the method for verifying 7.3.4.4 indication value error in the "JJG 577-2012 diaphragm gas meter verification procedure" and is not described herein.
The calculation formula of the indication error of verification is as follows:
Wherein: delta-indication error; vi-an indication value of the gas meter to be measured; vs—actual value of the gas meter being measured.
The membrane type gas meter verification flow points are generally small flow, medium flow and large flow. The small flow verification flow point is generally selected between q min-3qmin; the medium flow verification flow point is 0.2q max, and the large flow verification flow point is q max.
According to the error of each flow point indication value of the primary calibration of the error detection equipment in production, detection software is combined with a preset gear error value library (the correction range of each manufacturer is different from the correction value of the gear), and the optimal gear error correction value is obtained after calculation and matching, so that the film type gas meter after tooth matching meets the metering requirement.
For example, the revolution volume Vc of a diaphragm gas meter represents the volume of gas that the gas meter chamber passes through for one cycle of operation. The value of Vi is determined by the revolution volume Vc, so changing the revolution volume Vc of the gas meter can equivalently change Vi to change delta, and correction of the indication error is realized, so that the following formula can be obtained:
Wherein: epsilon-revolution volume deviation (indication error); i-the transmission ratio of the designed master-slave gear pair; vc-the revolution volume of the design. From this, the transmission ratio of the gear pair can be derived which can be adjusted to correspond to the error range of the indication (see table 1 below).
Table 1 list of transmission ratios for adjustable gear pairs for error ranges
The transmission ratio (gear ratio ) of the adjustable gear pair within the error range of +/-5% can be analogized from the table 1, each manufacturer can set a gear pair storage unit with a plurality of transmission ratios in one-to-one correspondence according to a plurality of indication errors common to the produced film type gas meter, so that the corresponding driving gear and driven gear can be selected and matched according to the transmission ratio, and the indication errors can be corrected according to the transmission ratio, so that the film type gas meter after re-tooth matching meets the metering requirement.
In this embodiment, the gas meter verification error correction tooth matching device includes:
The tooth storage mechanism is used for storing a plurality of main gears and auxiliary gears with different gear errors;
The gear selecting mechanism is used for selecting a main gear and a slave gear with required gear errors from the gear storing mechanism;
the tooth conveying mechanism is used for distributing the selected gears to a preset position;
and the controller is used for driving the tooth selecting mechanism and the tooth conveying mechanism according to a preset instruction.
Compared with the prior art, the film type gas meter verification error correction tooth matching device of the technical scheme has the advantages that:
The automatic gear matching device can automatically complete the gear matching work of the calibration error correction of the diaphragm gas meter by utilizing the control of the controller, reduces the manual intervention degree, reduces the working intensity and the workload of manual gear matching, and can greatly improve the working efficiency and the working accuracy of gear matching.
The first embodiment of the calibration error correction tooth arrangement for the diaphragm gas meter is not shown:
the tooth storage mechanism is a plurality of storage boxes with open tops (each storage box is provided with different numbers and arrangement positions), and each storage box can store a single gear or a master gear and a slave gear (the master gear and the slave gear are separated by a partition plate) with initial gear errors.
The tooth selecting mechanism and the tooth conveying mechanism are a robot arm with a machine vision system, and the robot arm controls the tooth selecting and the tooth conveying by a controller.
A second embodiment of the calibration error correction tooth arrangement for a diaphragm gas meter is not shown:
The tooth storage mechanism and the tooth selection mechanism are vibration feeding trays, and different gears correspondingly adopt a set of special vibration feeding trays;
The tooth conveying mechanism is a conveying belt mechanism, and a conveying belt of the conveying belt mechanism is used for bearing gears output by discharge ports of all sets of vibration feeding discs; the conveyor belt mechanism adopts a motor controller to control start and stop;
The controller controls the vibration discharge of each vibration feeding tray to realize tooth selection, and the controller controls the action of the conveying belt mechanism to convey the main gear and the auxiliary gear to a preset position.
A third preferred embodiment of the diaphragm gas meter calibration error correction toothing apparatus is shown in fig. 3 to 12:
The present embodiment is different from the above embodiments in that:
The tooth storage mechanism of the error correction tooth matching device for the diaphragm gas meter comprises a straight-bar-shaped tooth storage bracket which is transversely and fixedly arranged and a plurality of vertical tooth storage cylinders which are arranged in pairs and are arranged along the length direction of the tooth storage bracket; one of each pair of vertical tooth storage cylinders is used for storing a main gear, and the other pair of vertical tooth storage cylinders is used for storing a slave gear; and the main gear and the auxiliary gear in each pair of opposite tooth storage cylinders correspond to different correction error values;
Each vertical tooth storage cylinder is used for vertically overlapping and storing a plurality of same gears, and the hollow cross section of each vertical tooth storage cylinder is only enough for a single gear to pass through; and each vertical tooth storage cylinder is provided with a discharge hole and a discharge hole from which a single gear can be moved out at a time.
Compared with the prior art, the tooth storage mechanism of the film type gas meter verification error correction tooth matching device has the advantages that:
1. The vertical tooth storage cylinder arranges the main gears and the auxiliary gears which are arranged in pairs and have different gear errors along the tooth storage bracket, so that the sequential arrangement is easy to form, the accurate coordinates and the positioning are convenient to form on the horizontal plane, and good conditions are created for the follow-up better and accurate selection of the main gears and the auxiliary gears with specific gear errors.
2. The vertical tooth storage cylinders are arranged in pairs, one of the vertical tooth storage cylinders is used for storing the main gear, and the other of the vertical tooth storage cylinders is used for storing the auxiliary gear, so that the driving gear and the driven gear with specific gear errors are adjacent to each other, the selection speed of the gear pair can be increased, and the follow-up tooth selection and tooth feeding timeliness can be improved.
3. The self hollow cross section of the vertical tooth storage cylinder only can be used for a single gear to pass through, so that the vertical projection area of the vertical tooth storage cylinder on a horizontal plane is small, more vertical tooth storage cylinders can be arranged on the horizontal plane with the same area, more pairs of vertical tooth storage cylinders with more types of gear errors can be matched, and after the gear pair for correction is installed, the matched teeth can be used for correcting the verification errors of the membrane gas meter, so that the gas meter errors meet national standard requirements.
The top end of the vertical tooth storage cylinder is an open end, and the open end forms the discharging hole.
The top end of the vertical tooth storage cylinder is an opening, so that the vertical tooth storage cylinder can be conveniently discharged into the cylinder through the top end, and the discharging operation is simpler and more convenient.
Each vertical tooth storage cylinder is made of transparent hard materials.
In the implementation, the transparent hard material is any one of transparent PVC material, PP material or glass material.
After the vertical tooth storage cylinder is made of transparent materials, the charging condition in the tooth storage cylinder is more convenient to observe, and accordingly timely feeding to the tooth storage cylinder is facilitated.
The tooth storage bracket comprises a supporting frame, an upper supporting plate and a lower supporting plate which are fixedly arranged on the supporting frame, are of a transverse straight strip structure as a whole and are fixed at vertical intervals;
The upper supporting plate is provided with jacks for inserting the vertical tooth storage cylinders in pairs along the length direction;
Counter bores for the lower ends of the vertical tooth storage cylinders of all pairs to be inserted in the same axial direction are formed in the lower support plate along the length direction, the lower end face of each vertical tooth storage cylinder is abutted to the step face of the corresponding counter bore, and the diameter of the lower section hole of each counter bore is larger than or equal to that of the inner hole of the lower end of the vertical tooth storage cylinder inserted into the counter bore.
Adopt above-mentioned storage tooth support that includes braced frame, upper supporting plate and lower backup pad to have the advantage:
1. So that the installation of the vertical tooth storage cylinder on the tooth storage bracket is simpler, more convenient, faster and more accurate
Each vertical tooth storage cylinder is correspondingly inserted into a jack in the vertically opposite upper support plate and a countersunk hole in the lower support plate, the lower support plate plays a role in positioning and vertically supporting the lower end of the vertical tooth storage cylinder, the upper support plate can support and righting the upper section of each vertical tooth storage cylinder, the deflection of each vertical tooth storage cylinder is avoided, and each vertical tooth storage cylinder can obtain correct positioning, loading and discharging postures.
2. The vertical tooth storage cylinder, the upper support plate and the lower support plate have more simplified structures, and the difficulty of production and processing and the construction cost can be reduced.
The lower end of each vertical tooth storage cylinder is an opening end for discharging;
A discharge slot is arranged at intervals on the lower side of the lower end of each vertical tooth storage cylinder, and a discharge gap capable of discharging transversely outwards is formed by the gap between the upper surface of the bottom of each discharge slot and the end face of the adjacent discharge opening end, wherein the height of the discharge gap is matched with the thickness of a single gear; the discharge outlet is formed between the discharge grooves with the adjacent opening ends for discharging;
The two ends of the length of each discharging groove are open ends, the width of each discharging groove is larger than or equal to the inner diameter of each pair of vertical tooth storage cylinders, and the length direction of each discharging groove is consistent with the axis connecting line direction of the adjacent pair of vertical tooth storage cylinders.
After adopting the structure of above blown down tank and ejection of compact clearance, can be convenient select the gear through inserting ejection of compact clearance's ejection of push subassembly disposable ejecting for the operation of taking out from vertical tooth storage section of thick bamboo becomes simpler, thereby realizes taking out single or the operation of paired gear pair from vertical tooth storage section of thick bamboo smoothly.
And each discharging groove is formed on the upper surface of a strip-shaped discharging plate in a machining mode.
Therefore, only the whole discharging plate is required to be assembled and fixed, so that each discharging groove can be stably positioned, and the assembly efficiency is improved.
Preferably, the discharging plate is made of nonmetallic materials.
In the implementation, the nonmetallic material can be made of acrylic, PP, PC or ABS materials.
After the discharging plate is made of nonmetallic materials, the weight of the whole structure is reduced on the premise of meeting the abrasion resistance, and meanwhile, the purchasing cost is saved.
Preferably, the gear selecting mechanism of the error correction gear matching device for the diaphragm gas meter comprises a discharging plate with a straight strip structure; a plurality of discharge grooves are uniformly arranged on the upper plate surface of the discharge plate at intervals along the length direction, the length direction of each discharge groove is consistent with the width direction of the discharge plate, and the two end surfaces are open ends and form an extending end and a discharge end; the width and the height of each discharge chute are only used for accommodating a single main gear and a single slave gear for correcting verification errors;
The device also comprises a traversing assembly and a pushing assembly; the movable part on the transverse moving assembly can move back and forth and be positioned along the length direction of the discharging plate, the ejector assembly is fixedly installed on the movable part, and the ejector part on the ejector assembly can eject the main gear and the slave gear in each discharging groove through the extending end of each discharging groove to move out from the discharging end.
Compared with the prior art, the tooth selecting mechanism of the film type gas meter verification error correction tooth matching device has the advantages that:
Through the blown down tank that the even interval set up in the X axial direction on the flitch of straight strip structure for each blown down tank has accurate X epaxial location coordinate. Therefore, the controller can control the moving part on the transverse moving assembly to realize accurate translation, and when the discharge chute with the gear error required by centering is centered, the pushing assembly is driven to act, so that the gear selecting operation can be smoothly completed.
The gear selecting mechanism of the film type gas meter verification error correction gear matching device further comprises a middle gear pushing piece;
The middle pushing tooth piece is arranged at the extending end of each discharging chute in a sliding manner, the outer end, far away from the extending end, of the middle pushing tooth piece in the length direction is an outer end for pushing, and the outer end for pushing is provided with a compression spring for pushing and resetting the middle pushing tooth piece;
The pushing part on the pushing assembly can enable the main gear and the slave gear contained in the single discharging groove to be pushed out from the discharging end of the discharging groove by pushing the pushing outer end of the middle pushing tooth piece corresponding to each discharging groove.
For example, in each tooth selection, an a structural design scheme is adopted: the structure design of the pushing parts of all discharging grooves is inserted into the moving part of a single transverse moving assembly once, so that the pushing parts are required to be more accurately centered to the discharging gap of the narrower discharging groove; therefore, the precision requirements on the structure of the discharge chute and the insertion part inserted into the discharge chute, the precision requirements on the transverse movement and the pushing action are extremely high, the structural design difficulty is high, and the manufacturing cost is high.
After the preferable technical scheme is adopted, the middle ejector piece is inserted in advance at each discharge hole, and the middle ejector piece is in sliding insertion fit with the discharge groove; therefore, the pushing outer end of the middle pushing piece is pushed by the pushing part of the pushing assembly, and the pushing can be smoothly realized only by the projection overlapping area in the length direction of the discharge chute between the pushing part of the pushing assembly and the pushing outer end of the middle pushing piece, so that compared with the structural design scheme A, the scheme has higher fault tolerance and can also ensure simpler, more accurate and more reliable tooth selecting operation.
The outer ends of the pushing teeth of each middle pushing member are provided with convex parts which are convex upwards, and the compression springs for resetting are arranged between the inner sides of the convex parts and the discharging plates.
The middle pushing tooth piece with the structure has high structural strength, and the surface area of the pushing outer end for pushing is larger, so that the pushing outer end is easier to touch with the pushing part on the pushing assembly to realize pushing.
In the following embodiments, it is preferable to provide the return compression spring between the lower support plate and the inner side of the protruding portion.
The upper surface of the insertion part of each middle tooth pushing piece is penetrated and provided with a strip-shaped guide hole, the length direction of the strip-shaped guide hole is consistent with the length direction of the discharge chute, and the discharge chute is internally and fixedly provided with a guide limit protrusion inserted into the strip-shaped guide hole.
After the strip-shaped guide holes and the guide limiting protrusions are arranged, limiting can be formed on the starting point and the dead point of the middle pushing tooth piece, the reciprocating motion of the middle pushing tooth piece can also play a role in guiding, and the pushing of the middle pushing tooth piece can be ensured to be durable and reliable.
In practice, the first embodiment of the traversing assembly: a transversely-moving telescopic mechanical arm is adopted;
A second embodiment of the traversing assembly: a linear drive mechanism with a combination of lead screw nut and guide rail may be employed.
In addition, the traversing assembly may also employ the following preferred embodiments:
The transverse moving assembly comprises a guide rail, a sliding block, a synchronous belt for transverse moving control, a rotating wheel bracket, a driving wheel, a driven wheel and a motor for control;
The guide rail is fixedly arranged along the length direction of the discharging plate, the sliding block is slidably arranged on the guide rail, and the sliding block forms a moving piece on the transverse moving assembly;
The length direction of the synchronous belt for the transverse movement control is consistent with the length direction of the discharging plate, and two ends of the synchronous belt for the transverse movement control are rotatably arranged on the rotating wheel bracket through a driving wheel and a driven wheel; the sliding block is fixedly connected with the synchronous belt for transversely moving control through a connecting piece;
The motor for control is in driving connection with the driving wheel.
The above traversing assembly drives the driving wheel through the motor for control, thereby driving the synchronous belt for traversing control to realize reciprocating motion, and driving the sliding block to traverse through the connecting piece. And the sliding block is sleeved on the guide rail in a sliding way, so that the linear type and the reliability of the sliding movement of the sliding block can be ensured to be durable and reliable.
The pushing assembly comprises a pushing cylinder and a pushing block, the pushing cylinder is fixedly arranged on the sliding block, the whole pushing cylinder is positioned below the discharging plate, and the extending and contracting direction of a telescopic rod of the pushing cylinder is consistent with the width direction of the discharging plate;
The outer end of the telescopic rod of the pushing cylinder is positioned at the rear side of the extending end of each discharging chute on the discharging plate and fixedly provided with the pushing block, and the outer side of the pushing block extends upwards to form the pushing part.
The technical scheme preferably adopts a structure that the cylinder for pushing upwards is combined with the pushing block to realize pushing, so that the structure is compact, the action is reliable, and the reliability of the tooth selecting operation can be better ensured.
The gear feeding mechanism of the error correction gear matching device for the diaphragm gas meter comprises a traversing assembly and a gear receiving piece;
The transverse moving assembly comprises a moving piece, wherein the moving piece is used for moving and positioning back and forth along the length direction of a discharging plate of the output main gear and the driven gear;
the tooth connecting piece is used for receiving a main gear and a slave gear which fall from the upper hollowed-out position;
The tooth connecting piece is arranged on the moving piece of the transverse moving assembly and is commonly used for realizing tooth connection and tooth feeding.
The working principle of the tooth feeding mechanism of the film type gas meter verification error correction tooth matching device of the technical scheme is as follows:
Firstly, the transverse moving assembly moves and positions reciprocally along the length direction of the discharging plate;
Secondly, after the moving part of the traversing assembly reaches the position of a discharging chute of a main gear and a slave gear to be output, a tooth connecting part arranged on the traversing assembly can be used for receiving the dropped main gear and slave gear;
And finally, the transverse moving assembly moves the tooth receiving piece to a preset position to open the lower end of the tooth receiving piece to connect the material plate, and the gear pair is put into a material receiving container used by staff for taking materials therefrom by the staff to finish tooth feeding operation.
Compared with the prior art, the tooth feeding mechanism of the film type gas meter verification error correction tooth matching device has the advantages that:
1. the composition is simpler, the structure is simpler, and the processing and the manufacturing are easy.
2. The control is simple and reliable: the traversing assembly controls the traversing positioning of the moving part by the controller, and the controller can know the positions of the teeth selection and the teeth discharge on the discharging plate in advance according to a preset instruction, so that the operations of the teeth selection and the teeth connection can be accurately realized, and the teeth can be smoothly fed after the teeth connection is completed.
The first embodiment of the tooth attachment is not shown:
the upper section of the tooth connecting piece is provided with a material receiving cylinder, and the lower end of the tooth connecting piece is provided with a material receiving plate;
The upper end of the receiving cylinder is an open end and forms a receiving opening; the outer side surface of the receiving cylinder is fixedly connected with the sliding block through a connecting piece;
An output port for the gear to move out is arranged between the receiving plate and the lower end of the receiving cylinder.
The structure of the receiving cylinder can effectively receive materials through the top receiving opening, and the charging and guiding of the gears are realized through the cylinder body of the receiving cylinder; the better fixed assembly connection with the connecting piece can be realized through the larger area on the outer side of the cylinder body.
The receiving plate arranged at the lower side of the receiving cylinder can enable the gears to fall down and converge to the end, and finally, the gears are conveniently output through the opening and closing of the receiving plate.
A second embodiment of the tooth attachment is shown in fig. 7 and 8:
The tooth connecting piece is also provided with a bottom active discharging structure, and the bottom active discharging structure comprises a hinge and a discharging cylinder;
The whole material receiving plate is of a strip-shaped structure extending along the width direction of the material receiving plate, and the rear side end of the material receiving plate in the length direction is connected with the outer side surface of the bottom of the material receiving cylinder in a turnover manner through the hinge;
the two lateral ends of the receiving plate in the width direction are provided with upward flanges;
One end of the discharging cylinder is fixedly arranged on the outer side face of the receiving cylinder through a hinge shaft, and the other end of the discharging cylinder is rotatably connected with the outer side face of the adjacent flange of the receiving plate through a hinge shaft.
In this embodiment, the discharging side of the receiving plate is taken as the front side, and correspondingly, the side of the receiving plate away from the front side is taken as the rear side.
After the bottom active unloading structure is adopted, after the moving part of the transverse moving assembly receives materials, when the moving part moves to a preset position, the material receiving plate can be enabled to downwards overturn around the hinge by driving the extension of the air cylinder for unloading, and the main gear and the slave gear on the material receiving plate are actively unloaded, so that the operation of unloading and next tooth receiving and feeding can be accelerated, and the operation efficiency is improved.
The transverse moving assembly in the tooth conveying mechanism comprises a guide rail, a sliding block, a synchronous belt for transverse moving control, a rotating wheel bracket, a driving wheel, a driven wheel and a motor for control;
The guide rail is fixedly arranged along the length direction of the discharging plate, the sliding block is slidably arranged on the guide rail, and the sliding block forms a moving piece on the transverse moving assembly;
The length direction of the synchronous belt for the transverse movement control is consistent with the length direction of the discharging plate, and two ends of the synchronous belt for the transverse movement control are rotatably arranged on the rotating wheel bracket through a driving wheel and a driven wheel; the sliding block is fixedly connected with the synchronous belt for transversely moving control through a connecting piece;
The motor for control is in driving connection with the driving wheel.
The above traversing assembly drives the driving wheel through the motor for control, thereby driving the synchronous belt for traversing control to realize reciprocating motion, and driving the sliding block to traverse through the connecting piece. And the sliding block is sleeved on the guide rail in a sliding way, so that the linear type and the reliability of the sliding movement of the sliding block can be ensured to be durable and reliable.
In the technical scheme, the following steps are preferable: the gear selecting mechanism and the gear feeding mechanism adopt the same set of transverse moving assembly, so that the system structure can be simplified most, and the system structure volume can be reduced to the minimum; meanwhile, the structural complexity and the control difficulty of the whole system can be reduced, and the utilization rate of the transverse moving assembly is fully improved.
The tooth conveying mechanism further comprises a pushing assembly fixedly mounted on the sliding block, the pushing assembly comprises a pushing cylinder and a pushing block, the pushing cylinder is fixedly mounted on the sliding block, the pushing cylinder is integrally located below the discharging plate, and the telescopic direction of a telescopic rod of the pushing cylinder is consistent with the width direction of the discharging plate;
The outer ends of the telescopic rods of the pushing air cylinders are positioned at the rear sides of the discharge grooves on the discharge plates, the pushing blocks are fixedly arranged on the rear sides of the discharge grooves, and the outer sides of the pushing blocks extend upwards to form the pushing parts.
The technical scheme preferably adopts a structure that the cylinder for pushing upwards is combined with the pushing block to realize pushing, so that the structure is compact, the action is reliable, and the reliability of the gear selecting operation can be better ensured.
When the device is implemented, the device also comprises a drag chain which is distributed along the length direction of the discharging plate, wherein the drag chain is internally provided with a pushing cylinder, a discharging cylinder, a sensor cable and a pipeline for control, so that each cable and pipeline can synchronously move along with the sliding block, and the effect of protecting each cable and pipeline for a long time is achieved.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements made by those skilled in the art without departing from the present technical solution shall be considered as falling within the scope of the claims.
Claims (5)
1. Tooth feeding mechanism of tooth device is joined in marriage in correction of diaphragm type gas table examination error, its characterized in that:
Comprises a traversing assembly and a tooth connecting piece;
The transverse moving assembly comprises a moving piece, wherein the moving piece is used for moving and positioning back and forth along the length direction of a discharging plate of the output main gear and the driven gear;
the tooth connecting piece is used for receiving a main gear and a slave gear which fall from the upper hollowed-out position;
The tooth connecting piece is arranged on the moving piece of the transverse moving assembly and is commonly used for realizing tooth connection and tooth feeding.
2. The tooth feeding mechanism of the film gas meter verification error correction tooth matching device according to claim 1, wherein the tooth feeding mechanism is characterized in that:
the upper section of the tooth connecting piece is provided with a material receiving cylinder, and the lower end of the tooth connecting piece is provided with a material receiving plate;
The upper end of the receiving cylinder is an open end and forms a receiving opening; the outer side surface of the receiving cylinder is fixedly connected with the sliding block through a connecting piece;
An output port for the gear to move out is arranged between the receiving plate and the lower end of the receiving cylinder.
3. The tooth feeding mechanism of the error correction tooth matching device for the verification of the diaphragm gas meter according to claim 2, wherein the tooth feeding mechanism is characterized in that:
The tooth connecting piece is also provided with a bottom active discharging structure, and the bottom active discharging structure comprises a hinge and a discharging cylinder;
The whole material receiving plate is of a strip-shaped structure extending along the width direction of the material receiving plate, and the rear side end of the material receiving plate in the length direction is connected with the outer side surface of the bottom of the material receiving cylinder in a turnover manner through the hinge;
the two lateral ends of the receiving plate in the width direction are provided with upward flanges;
One end of the discharging cylinder is fixedly arranged on the outer side face of the receiving cylinder through a hinge shaft, and the other end of the discharging cylinder is rotatably connected with the outer side face of the adjacent flange of the receiving plate through a hinge shaft.
4. A tooth feeding mechanism of a film gas meter verification error correction tooth matching device according to claim 2 or 3, wherein: the transverse moving assembly comprises a guide rail, a synchronous belt for transverse moving control, a rotating wheel bracket, a driving wheel, a driven wheel and a motor for control;
The guide rail is fixedly arranged along the length direction of the discharging plate, the sliding block is slidably arranged on the guide rail, and the sliding block forms a moving piece on the transverse moving assembly;
The length direction of the synchronous belt for the transverse movement control is consistent with the length direction of the discharging plate, and two ends of the synchronous belt for the transverse movement control are rotatably arranged on the rotating wheel bracket through a driving wheel and a driven wheel; the sliding block is fixedly connected with the synchronous belt for transversely moving control through a connecting piece;
The motor for control is in driving connection with the driving wheel.
5. The tooth feeding mechanism of the film gas meter verification error correction tooth matching device according to claim 4, wherein the tooth feeding mechanism is characterized in that:
The pushing assembly comprises a pushing cylinder and a pushing block, the pushing cylinder is fixedly arranged on the sliding block, the whole pushing cylinder is positioned below the discharging plate, and the telescopic direction of a telescopic rod of the pushing cylinder is consistent with the width direction of the discharging plate;
The outer end of the telescopic rod of the pushing cylinder is positioned at the rear side of each discharging groove on the discharging plate and fixedly provided with the pushing block, and the outer side of the pushing block extends upwards to form the pushing part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322619030.8U CN221425772U (en) | 2023-09-26 | 2023-09-26 | Gear feeding mechanism of gear matching device for calibrating error correction of diaphragm gas meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322619030.8U CN221425772U (en) | 2023-09-26 | 2023-09-26 | Gear feeding mechanism of gear matching device for calibrating error correction of diaphragm gas meter |
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| Publication Number | Publication Date |
|---|---|
| CN221425772U true CN221425772U (en) | 2024-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322619030.8U Active CN221425772U (en) | 2023-09-26 | 2023-09-26 | Gear feeding mechanism of gear matching device for calibrating error correction of diaphragm gas meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221425772U (en) |
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2023
- 2023-09-26 CN CN202322619030.8U patent/CN221425772U/en active Active
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