CN113427235A - Automatic steel ball assembling device for starter - Google Patents
Automatic steel ball assembling device for starter Download PDFInfo
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- CN113427235A CN113427235A CN202110589650.4A CN202110589650A CN113427235A CN 113427235 A CN113427235 A CN 113427235A CN 202110589650 A CN202110589650 A CN 202110589650A CN 113427235 A CN113427235 A CN 113427235A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 170
- 239000010959 steel Substances 0.000 title claims abstract description 170
- 239000007858 starting material Substances 0.000 title claims abstract description 56
- 239000000463 material Substances 0.000 claims abstract description 167
- 230000007246 mechanism Effects 0.000 claims abstract description 162
- 238000001514 detection method Methods 0.000 claims abstract description 41
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 210000001503 joint Anatomy 0.000 claims abstract description 11
- 238000006073 displacement reaction Methods 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 20
- 230000008569 process Effects 0.000 description 17
- 230000009286 beneficial effect Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 6
- 238000003825 pressing Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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- Engineering & Computer Science (AREA)
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Abstract
The invention relates to an automatic steel ball assembling device for a starter, which comprises a base, a height adjusting mechanism, a feeding mechanism, a material pushing mechanism, a press-mounting mechanism and a positioning base, wherein the height adjusting mechanism is arranged at the top end of the base in a sliding manner, the feeding mechanism is fixedly arranged on the side surface of the base, and the material pushing mechanism and the press-mounting mechanism are respectively arranged at the lower end of the height adjusting mechanism; the discharging end of the feeding mechanism is in butt joint with a material pushing mechanism, the material pushing mechanism is arranged below the press-mounting mechanism, and a steel ball detection unit is arranged in the material pushing mechanism; the positioning base is arranged right below the press-fitting mechanism and used for carrying a starter to be assembled. The device can automatically assemble the steel balls of the starter, is suitable for various starters with different height sizes, and is wide in applicability. Whether the condition of neglected loading exists is detected during assembly, and the assembly efficiency and accuracy are improved.
Description
Technical Field
The invention relates to the technical field of intelligent manufacturing, in particular to the technical field of automatic assembly of starters, and particularly relates to an automatic steel ball assembly device of a starter.
Background
When the starter works, the rotor needs to rotate at a high speed, the rotating speed is up to 20000r/min, and steel balls are usually added on the contact surface of the rotor and the speed reducer to reduce the friction force.
Most of existing starter assembly lines adopt a method of manually placing steel balls, the manual steel ball placement has no error prevention measure, the steel balls are easy to neglect, the neglected steel balls cannot be detected in the whole assembly and test process, the starter cannot lose efficacy when a fault part flows out in a short time, and the service life of the starter is influenced.
In order to avoid misplacement and missed placement caused by manual operation, an automatic starter steel ball assembling device needs to be designed.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides the automatic steel ball assembling device for the starter, which realizes steel ball assembling automation, timely discovers faults at the initial stage of assembling and has the error-proof effect.
The technical scheme for solving the technical problems is as follows:
a starter steel ball automatic assembly device comprises a base, a height adjusting mechanism, a feeding mechanism, a material pushing mechanism, a press-mounting mechanism and a positioning base, wherein the height adjusting mechanism is arranged at the top end of the base in a sliding mode, the feeding mechanism is fixedly arranged on the side face of the base, and the material pushing mechanism and the press-mounting mechanism are respectively arranged at the lower end of the height adjusting mechanism; the discharging end of the feeding mechanism is in butt joint with a material pushing mechanism, the material pushing mechanism is arranged below the press-mounting mechanism, and a steel ball detection unit is arranged in the material pushing mechanism; the positioning base is arranged right below the press-fitting mechanism and used for carrying a starter to be assembled.
The invention has the beneficial effects that: the starter to be mounted is fixedly arranged on the positioning base, and the heights of the material pushing mechanism and the press mounting mechanism are adjusted through the height adjusting mechanism so as to be matched with the starter to be mounted in the current model. A large amount of steel balls to be assembled are stored in the feeding mechanism, and the steel balls are conveyed to the pushing mechanism in sequence and positioned and pushed; in the process of pushing the steel balls, the steel ball detection unit detects whether the steel balls exist in the material pushing mechanism, if no steel balls exist, the risk of neglected loading exists, and the subsequent pressing mechanism does not act; and if the steel balls are detected in the material pushing mechanism, the pressing mechanism acts after the steel balls are pushed in place, and the steel balls are pressed into the starter to be mounted below. The device can automatically assemble the steel balls of the starter, is suitable for various starters with different height sizes, and is wide in applicability. Whether neglected loading exists or not is detected during assembly, and the assembly efficiency and accuracy are improved; the detection of the neglected loading fault is advanced from the assembly completion to the assembly initial stage, and the neglected loading fault can be immediately repaired on line; the accuracy of detection is improved, the outflow of neglected loading fault workpieces is completely stopped, and the product quality is improved.
On the basis of the technical scheme, the invention can be further improved as follows.
Preferably, the height adjusting mechanism comprises a hand wheel, a bearing seat, a screw rod, a thread block, a sliding plate and a locker, the hand wheel is fixedly installed at the top end of the screw rod, and the upper part of the screw rod is vertically installed on the base through the bearing seat; the thread block is provided with a vertically arranged thread hole which is in thread transmission fit with the screw rod; the sliding plate is fixedly connected with the thread block; the base is also provided with a vertically arranged slide rail, and the slide plate is in sliding fit with the slide rail; the locker is fixedly installed on the base, the screw penetrates through the locker, and when the locker is locked, the screw is limited to rotate.
The beneficial effect of adopting the above preferred scheme is: an operator rotates a hand wheel, the hand wheel is linked with the screw rod, and the bearing seat is a rolling bearing and provides support for the screw rod on the base. Due to the threaded transmission of the screw rod and the thread block, the screw rod drives the thread block to drive the sliding plate to slide up and down along the sliding rail on the base. The pushing mechanism and the press-mounting mechanism are arranged on the sliding plate and slide up and down along with the sliding plate so as to adjust the height position of the pushing mechanism and the press-mounting mechanism. When the height of the material pushing mechanism is adjusted to be proper, the locking device is locked, the screw rod is locked by the locking device, the rotation of the screw rod is limited, and therefore the material pushing mechanism and the press-fitting mechanism are limited to be at the expected height. The height adjusting mechanism can adjust the height at will within the height stroke range, and has simple structure and simple and effective operation.
Preferably, the locker comprises a U-shaped hoop and a handle, and the U-shaped hoop is sleeved on the periphery of the screw rod and is fixedly arranged on the base; the handle is perpendicular the screw rod sets up, the one end of handle run through U type clamp and with U type clamp threaded connection, the tip and the screw rod butt of handle.
The beneficial effect of adopting the above preferred scheme is: the screw rod vertically penetrates through the U-shaped clamp, the handle is in threaded connection with the U-shaped clamp, when the handle is rotated, the embedding depth of the handle in the U-shaped clamp can be adjusted, and when the handle is embedded into the U-shaped clamp deeply, the handle tightly supports the screw rod, so that the screw rod is locked and is limited to rotate; when the handle is rotated reversely, the handle is embedded into the U-shaped hoop to be shallow, and the handle releases the screw rod at the moment. The screw rod can be locked or released by rotating the handle to a certain angle, and the structure is simple and the operation is simple and convenient.
Preferably, the feeding mechanism comprises a material box, a material ejecting plate, a material ejecting cylinder and a feeding pipeline, the material box and the material ejecting cylinder are fixedly arranged on one side of the base, and the material ejecting cylinder is fixedly arranged below the material box; the material ejecting plate is arranged in the material box, the bottom end of the material ejecting plate penetrates through the bottom of the material box and is fixedly connected with the movable end of the material ejecting cylinder, an obliquely arranged material ejecting groove is formed in the top end of the material ejecting plate, a discharge hole is formed in the side face of the material box, and the lower end of the material ejecting groove is in butt joint with the discharge hole; the feeding pipeline is obliquely arranged, the higher end of the feeding pipeline is in butt joint with the discharge port, and the lower end of the feeding pipeline is in butt joint with the material pushing mechanism.
The beneficial effect of adopting the above preferred scheme is: the steel ball materials are stored in the material box, the material ejecting cylinder drives the material ejecting plate to ascend, the steel balls are sequentially arranged in the material ejecting groove at the top end of the material ejecting plate and enter the feeding pipeline through the discharge port, and due to the gravity of the steel balls, the steel balls sequentially slide to the material pushing mechanism through the feeding pipeline, and the steel ball materials are fed.
Preferably, an inclined material observation hole is formed in the material box, the material observation hole is a long round hole, and the minor diameter of the material observation hole is smaller than the diameter of the steel ball.
The beneficial effect of adopting the above preferred scheme is: an operator can check the steel ball allowance in the material box at any time through the material observation hole which is obliquely arranged, so that materials can be added to the material box conveniently and timely.
Preferably, the feeding pipeline is a transparent flexible pipeline, a magnetic switch is arranged on the feeding pipeline, and the magnetic switch is used for detecting the steel ball allowance in the feeding pipeline.
The beneficial effect of adopting the above preferred scheme is: because the pushing mechanism and the press-mounting mechanism can be subjected to height adjustment along with the height adjusting mechanism, the flexible feeding pipeline is adopted, the feeding pipeline does not need to be replaced when the height is adjusted, and the adaptability of the feeding mechanism is enhanced. The transparent feeding pipeline is helpful for an operator to visually observe whether the feeding pipeline is short of materials or whether steel ball materials are blocked. Magnetic switch detects whether there is the steel ball in the position of installation magnetic switch among the conveying pipeline, liftout cylinder and magnetic switch interlocking: when no steel ball is detected, the magnetic switch sends a signal, the ejection cylinder pushes the ejection plate to extend out, and the ejection plate feeds materials to the feeding pipeline through a discharge hole of the material box; when the magnetic switch detects that the steel ball exists, the ejection cylinder drives the ejector plate to retract, and continuous automatic feeding is achieved.
Preferably, the pushing mechanism comprises a pushing cylinder, a pushing plate, a blanking seat and a ball discharging tool, the pushing cylinder and the blanking seat are fixedly mounted on the height adjusting mechanism, one end of the pushing plate is fixedly connected with an output shaft of the pushing cylinder, a pushing groove is arranged in the blanking seat, and the pushing plate slides in the pushing groove when the pushing cylinder stretches; the upper part of the material pushing groove is provided with a feeding hole, the lower part of the material pushing groove is provided with a blanking hole, the material pushing plate is provided with a steel ball limiting hole, when the material pushing cylinder runs to the shortest stroke, the steel ball limiting hole of the material pushing plate is aligned with the feeding hole, and when the material pushing cylinder runs to the longest stroke, the steel ball limiting hole of the material pushing plate is aligned with the blanking hole; the ball discharging tool is correspondingly arranged below the feed opening, a vertical cylindrical through hole is formed in the ball discharging tool, the cylindrical through hole is correspondingly communicated with the feed opening, and a spring jack screw is arranged in the cylindrical through hole.
The beneficial effect of adopting the above preferred scheme is: the steel ball material is delivered to the feed inlet of the blanking seat by the feed pipeline and falls into the steel ball limiting hole of the lower material pushing plate. The material pushing cylinder drives the material pushing plate to be pushed out, the steel balls are conveyed to the material outlet, and the steel balls fall into the ball discharging tool below through the material outlet and downwards along the cylindrical through hole until being clamped at the spring jackscrew in the cylindrical through hole. The material pushing plate is reset after staying for a preset time after reaching the longest stroke and retracts to the shortest stroke, and the steel ball limiting hole is aligned with the feed inlet at the upper part of the material pushing groove again for standby so as to receive the next steel ball.
Preferably, the steel ball detection unit is arranged at the upper part of the material pushing groove and is positioned in the stroke of the steel ball limiting hole; the steel ball detection unit comprises a displacement sensor and a detection block, the displacement sensor is arranged on the blanking seat, and the detection block is fixedly arranged at the detection end of the displacement sensor; when the material pushing plate carries the steel balls to slide, the detection block can be abutted to the steel balls.
The beneficial effect of adopting the above preferred scheme is: in the process that the steel ball is pushed by the material pushing plate, the steel ball meets the detection block and jacks up the detection block, the displacement sensor senses the steel ball at the moment and sends a feedback signal, after the material pushing plate reaches the longest stroke and resets, the material pushing mechanism stops acting, the press-mounting mechanism performs the next action, and the steel ball press-mounting is performed. If the steel balls are not detected by the displacement sensor and the detection block when the material pushing plate extends out, the situation that no steel balls exist in the material pushing plate is indicated, material pushing action is carried out again after the material pushing plate is reset, and the next press mounting process is not carried out until the steel balls are detected. The device can perform synchronous detection in the assembling process, and does not perform press fitting action if no steel ball exists, thereby avoiding the condition of neglected loading of the steel ball and preventing the defective products of the neglected loading of the steel ball from flowing into the subsequent process.
Preferably, the press-fitting mechanism comprises a ball feeding cylinder and a ball feeding rod, the ball feeding cylinder is fixedly mounted on the height adjusting mechanism, an output shaft of the ball feeding cylinder is coaxially arranged and fixedly connected with the ball feeding rod, and the ball feeding rod is coaxially arranged with the cylindrical through hole; when the output shaft of the ball feeding cylinder extends out, the ball feeding rod extends into the cylindrical through hole to be abutted against the steel ball.
The beneficial effect of adopting the above preferred scheme is: and the ball feeding cylinder drives the ball feeding rod to move downwards, the ball feeding rod passes through the feed opening and extends into the cylindrical through hole of the ball discharging tool, and the steel ball is pressed into a starter below the ball feeding cylinder to complete steel ball assembly. After the assembly is completed, the ball feeding rod retracts and resets.
Preferably, the bottom end of the base is also provided with a jacking mechanism, and the jacking mechanism is arranged below the positioning base; the jacking mechanism comprises a jacking table, a jacking cylinder and at least two telescopic guide rods, wherein the jacking cylinder and the at least two telescopic guide rods are vertically arranged below the jacking table, the top surface of the jacking table is abutted against the bottom of the positioning base, the fixed end of the jacking cylinder is fixedly connected with the base, and the telescopic end of the jacking cylinder is fixedly connected with the bottom surface of the jacking table; at least two flexible guide bar symmetry sets up in the below of jacking platform, every flexible guide bar one end connection base, the bottom surface of jacking platform are connected to its other end.
The beneficial effect of adopting the above preferred scheme is: the jacking cylinder drives the jacking table to ascend or descend, the jacking table is linked with the positioning base, the starter to be mounted on the positioning base is lifted to ascend or descend, and the vertical displacement of the starter to be mounted is adjusted to be matched with the press mounting mechanism so as to complete press mounting of the steel balls. In the adjustment process, flexible guide bar is vertical flexible, leads for the jacking platform, ensures the levelness of lift in-process jacking platform. The jacking mechanism drives the positioning base to adjust the vertical position of the starter to be mounted, so that the device can be suitable for assembling starters with various dimensions, and the applicability of the device is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a feeding mechanism according to the present invention;
FIG. 3 is a schematic view of the ejector plate structure of the present invention;
FIG. 4 is a schematic view of the structure of the height adjusting mechanism, the pushing mechanism and the press-fitting mechanism;
FIG. 5 is a partial cross-sectional view of the pushing mechanism and the press-fitting mechanism of the present invention;
fig. 6 is a schematic structural diagram of a jacking mechanism of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the device comprises a base, 2, a height adjusting mechanism, 201, a hand wheel, 202, a bearing seat, 203, a screw rod, 204, a thread block, 205, a sliding plate, 206, a locker, 2061, a U-shaped hoop, 2062, a handle, 3, a feeding mechanism, 301, a material box, 3011, a discharge port, 3012, a material observation hole, 302, a top plate, 3021, a top groove, 303, a top cylinder, 304, a feeding pipeline, 3041, a magnetic switch, 4, a pushing mechanism, 401, a pushing cylinder, 402, a pushing plate, 4021, a steel ball limiting hole, 403, a blanking seat, 4031, a pushing groove, 4032, a feeding port, 4033, a blanking port, 404, a ball discharging tool, 4041, a cylindrical through hole, 4042, a spring jackscrew, 5, a steel ball detection unit, 501, a displacement sensor, 502, a detection block, 6, a press-mounting mechanism, 601, a ball feeding cylinder, 602, feeding, 7, a positioning base, 8, a jacking mechanism, a jacking platform, 802, a ball rod detection unit, a ball-pushing mechanism, a ball-up platform, a ball-up mechanism, a jacking cylinder 803, a telescopic guide rod 9, a steel ball 10 and a starter to be mounted.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
The starter steel ball automatic assembly device shown in fig. 1 comprises a base 1, a height adjusting mechanism 2, a feeding mechanism 3, a pushing mechanism 4, a press-mounting mechanism 6 and a positioning base 7, wherein the height adjusting mechanism 2 is slidably arranged at the top end of the base 1, the feeding mechanism 3 is fixedly arranged on the side surface of the base 1, and the pushing mechanism 4 and the press-mounting mechanism 6 are respectively arranged at the lower end of the height adjusting mechanism 2; the discharging end of the feeding mechanism 3 is in butt joint with a material pushing mechanism 4, the material pushing mechanism 4 is arranged below a press-mounting mechanism 6, and a steel ball detection unit 5 is arranged in the material pushing mechanism 4; the positioning base 7 is arranged right below the press-fitting mechanism 6, and the positioning base 7 is used for carrying a starter 10 to be mounted.
The starter 10 to be mounted is fixedly arranged on the positioning base 7, and the heights of the material pushing mechanism 4 and the press mounting mechanism 6 are adjusted through the height adjusting mechanism 2 to be matched with the starter 10 to be mounted in the current model. A large amount of steel balls 9 to be assembled are stored in the feeding mechanism 3, and the steel balls 9 are conveyed to the pushing mechanism 4 in sequence for positioning and pushing; in the process of pushing the steel balls 9, the steel ball detection unit 5 detects whether the steel balls 9 exist in the pushing mechanism 4, if no steel ball 9 exists, the risk of neglected loading exists, and the subsequent press-loading mechanism 6 does not act; if the steel ball 9 is detected in the pushing mechanism 4, the pressing mechanism 6 acts after the steel ball 9 is pushed to the right position, and the steel ball 9 is pressed into the starter 10 to be mounted below. The device can automatically assemble the steel balls 9 of the starter, is suitable for various starters with different height sizes, and is wide in applicability. Whether neglected loading exists or not is detected during assembly, and the assembly efficiency and accuracy are improved; the detection of the neglected loading fault is advanced from the assembly completion to the assembly initial stage, and the neglected loading fault can be immediately repaired on line; the accuracy of detection is improved, the outflow of neglected loading fault workpieces is completely stopped, and the product quality is improved.
On the basis of the technical scheme, the invention can be further improved as follows.
As shown in fig. 4, the height adjusting mechanism 2 includes a handwheel 201, a bearing block 202, a screw 203, a threaded block 204, a sliding plate 205 and a locker 206, the handwheel 201 is fixedly installed at the top end of the screw 203, and the upper part of the screw 203 is vertically installed on the base 1 through the bearing block 202; the thread block 204 is provided with a vertically arranged thread hole which is in thread transmission fit with the screw 203; the sliding plate 205 is fixedly connected with the thread block 204; the base 1 is further provided with a vertically arranged slide rail, and the slide plate 205 is in sliding fit with the slide rail; the locker 206 is fixedly installed on the base 1, the screw 203 penetrates the locker 206, and the screw 203 is restricted from rotating when the locker 206 is locked.
An operator rotates the hand wheel 201, the hand wheel 201 is linked with the screw rod 203, and the bearing seat 202 is a rolling bearing and provides support for the screw rod 203 on the base 1. Due to the screw transmission between the screw 203 and the screw block 204, the screw 203 drives the screw block 204 to drive the sliding plate 205 to slide up and down along the sliding rail on the base 1. The pushing mechanism 4 and the press-fitting mechanism 6 are mounted on the sliding plate 205 and slide up and down along with the sliding plate 205 to adjust the height position thereof. When the height is adjusted to be proper, the locker 206 is locked, and the screw rod 203 is locked by the locker 206 and is limited in rotation, so that the pushing mechanism 4 and the press-fitting mechanism 6 are limited to a desired height. The height adjusting mechanism 2 can adjust the height at will within the height stroke range, and has simple structure and simple and effective operation.
In this embodiment, the locker 206 comprises a U-shaped clamp 2061 and a handle 2062, wherein the U-shaped clamp 2061 is sleeved on the periphery of the screw rod 203 and is fixedly mounted on the base 1; the handle 2062 is perpendicular to the screw rod 203, one end of the handle 2062 penetrates through the U-shaped hoop 2061 and is in threaded connection with the U-shaped hoop 2061, and the end of the handle 2062 is abutted to the screw rod 203.
The screw rod 203 vertically penetrates through the U-shaped clamp 2061, the handle 2062 is in threaded connection with the U-shaped clamp 2061, when the handle 2062 is rotated, the embedding depth of the handle 2062 in the U-shaped clamp 2061 can be adjusted, and when the handle 2062 is embedded into the U-shaped clamp 2061 deeply, the handle 2062 tightly supports the screw rod 203, so that the screw rod 203 is locked and is limited to rotate; when the handle 2062 is rotated in the opposite direction, the handle 2062 is recessed less deeply into the U-shaped clamp 2061, and the handle 2062 releases the screw 203. The screw rod 203 can be locked or released by rotating the handle 2062 to a certain angle, and the device is simple in structure and convenient to operate. A cushion may also be provided at the end of the handle 2062. When the handle 2062 is rotated to lock the screw rod 203, the buffer pad provides buffer between the end of the handle 2062 and the screw rod 203, so that the locking firmness is improved; the buffer pad provides protection to the contact surface of equipment, has promoted the life of device.
As shown in fig. 1-2, the feeding mechanism 3 includes a material tank 301, a material ejecting plate 302, a material ejecting cylinder 303 and a feeding pipeline 304, the material tank 301 and the material ejecting cylinder 303 are fixedly arranged on one side of the base 1, and the material ejecting cylinder 303 is fixedly arranged below the material tank 301; the ejector plate 302 is arranged in the material box 301, the bottom end of the ejector plate 302 penetrates through the bottom of the material box 301 and is fixedly connected with the movable end of the ejector cylinder 303, as shown in fig. 3, an obliquely arranged ejector groove 3021 is arranged at the top end of the ejector plate 302, a discharge port 3011 is arranged on the side surface of the material box 301, and the lower end of the ejector groove 3021 is butted with the discharge port 3011; the feeding pipeline 304 is obliquely arranged, the higher end of the feeding pipeline 304 is in butt joint with the discharge port 3011, and the lower end of the feeding pipeline 304 is in butt joint with the material pushing mechanism 4.
The steel ball 9 materials are stored in the material box 301, the material ejecting cylinder 303 drives the material ejecting plate 302 to ascend, the steel balls 9 are arranged in the material ejecting groove 3021 at the top end of the material ejecting plate 302 in sequence, and then enter the material conveying pipeline 304 through the material outlet 3011, and due to the gravity of the steel balls 9, the steel balls 9 slide down to the material pushing mechanism 4 in sequence through the material conveying pipeline 304, and the loading of the steel ball 9 materials is completed.
As shown in fig. 2, an inclined material observation hole 3012 is formed in the material tank 301, the material observation hole 3012 is an oblong hole, and the short diameter of the material observation hole 3012 is smaller than the diameter of the steel ball 9.
An operator can check the allowance of the steel beads 9 in the material box 301 at any time through the obliquely arranged material observation hole 3012, so that materials can be added to the material box 301 in time.
In this embodiment, the feeding pipe 304 is a transparent flexible pipe, a magnetic switch 3041 is disposed on the feeding pipe 304, and the magnetic switch 3041 is used for detecting the allowance of the steel ball 9 in the feeding pipe 304.
Because the pushing mechanism 4 and the press-fitting mechanism 6 can be adjusted in height along with the height adjusting mechanism 2, the flexible feeding pipeline 304 is adopted, the feeding pipeline 304 does not need to be replaced when the height is adjusted, and the adaptability of the feeding mechanism 3 is enhanced. The transparent feed pipe 304 helps the operator to visually check whether the feed pipe 304 is short of material or whether the steel balls 9 are blocked. The magnetic switch 3041 detects whether a steel ball 9 is in the position where the magnetic switch 3041 is installed in the feeding pipe 304, and the material ejecting cylinder 303 is interlocked with the magnetic switch 3041: when no steel ball 9 is detected, the magnetic switch 3041 sends a signal, the ejecting cylinder 303 pushes the ejecting plate 302 to extend out, and the material is fed to the feeding pipeline 304 through the discharge port 3011 of the material box 301; when the magnetic switch 3041 detects that the steel ball 9 exists, the ejector cylinder 303 drives the ejector plate 302 to retract, so that continuous automatic feeding is realized.
As shown in fig. 4 to 5, the pushing mechanism 4 includes a pushing cylinder 401, a pushing plate 402, a blanking seat 403, and a ball discharging tool 404, the pushing cylinder 401 and the blanking seat 403 are fixedly mounted on the height adjusting mechanism 2, one end of the pushing plate 402 is fixedly connected to an output shaft of the pushing cylinder 401, a pushing slot 4031 is disposed in the blanking seat 403, and when the pushing cylinder 401 extends and retracts, the pushing plate 402 slides in the pushing slot 4031; a feed port 4032 is arranged at the upper part of the material pushing groove 4031, a blanking port 4033 is arranged at the lower part of the material pushing groove 4031, a steel ball limiting hole 4021 is arranged on the material pushing plate 402, when the material pushing cylinder 401 runs to the shortest stroke, the steel ball limiting hole 4021 of the material pushing plate 402 is aligned with the feed port 4032, and when the material pushing cylinder 401 runs to the longest stroke, the steel ball limiting hole 4021 of the material pushing plate 402 is aligned with the blanking port 4033; ball frock 404 corresponds the setting and is in the below of feed opening 4033, be equipped with vertical cylindricality through-hole 4041 on the ball frock 404, cylindricality through-hole 4041 with feed opening 4033 corresponds the intercommunication, be equipped with spring jackscrew 4042 in the cylindricality through-hole 4041.
The material of the steel ball 9 is sent into the feed port 4032 of the blanking seat 403 by the feed pipe 304 and falls into the steel ball limiting hole 4021 of the lower material pushing plate 402. The pushing cylinder 401 drives the pushing plate 402 to push out, steel balls 9 are conveyed to the blanking port 4033, the steel balls 9 fall into the ball discharging tool 404 below through the blanking port 4033, and downwards move along the cylindrical through hole 4041 until the steel balls are clamped at the spring jack wires 4042 in the cylindrical through hole 4041. The material pushing plate 402 stays for a preset time after reaching the longest stroke and then resets, retracts to the shortest stroke, and the steel ball limiting hole 4021 is aligned with the feed port 4032 on the upper part of the material pushing groove 4031 again for standby so as to receive the next steel ball 9.
As shown in fig. 4 to 5, the steel ball detection unit 5 is arranged at the upper part of the material pushing groove 4031 and is located in the stroke of the steel ball limiting hole 4021; the steel ball detection unit 5 comprises a displacement sensor 501 and a detection block 502, the displacement sensor 501 is mounted on the blanking seat 403, and the detection block 502 is fixedly mounted at the detection end of the displacement sensor 501; when the ejector plate 402 slides while carrying the steel ball 9, the detecting block 502 can abut against the steel ball 9.
In the process that the steel ball 9 is pushed by the material pushing plate 402, the steel ball 9 meets the detection block 502, the detection block 502 is jacked up, the displacement sensor 501 senses the steel ball 9 at the moment and sends a feedback signal, after the material pushing plate 402 reaches the longest stroke and is reset, the material pushing mechanism 4 stops acting, the press-fitting mechanism 6 performs the next action, and the steel ball 9 is press-fitted. If the steel ball 9 is not detected by the displacement sensor 501 and the detection block 502 when the ejector plate 402 extends out, it indicates that there is no steel ball 9 in the ejector plate 402, and the ejector plate 402 performs the ejector action again after being reset, and the next press-fitting process is not performed until the steel ball 9 is detected. The arrangement enables synchronous detection to be carried out in the assembling process, and if no steel ball 9 exists, press fitting action is not carried out, so that the condition that the steel ball 9 is neglected to be installed is avoided, and defective products of the neglected-installed steel ball 9 are prevented from flowing into the subsequent working procedure.
As shown in fig. 5, the press-fitting mechanism 6 includes a ball feeding cylinder 601 and a ball feeding rod 602, the ball feeding cylinder 601 is fixedly mounted on the height adjusting mechanism 2, an output shaft of the ball feeding cylinder 601 is coaxially disposed and fixedly connected with the ball feeding rod 602, and the ball feeding rod 602 is coaxially disposed with the cylindrical through hole 4041; when the output shaft of the ball feeding cylinder 601 extends out, the ball feeding rod 602 extends into the cylindrical through hole 4041 and abuts against the steel ball 9.
The ball feeding cylinder 601 drives the ball feeding rod 602 to move downwards, passes through the blanking port 4033 and extends into the cylindrical through hole 4041 of the ball discharging tool 404, and the steel ball 9 is pressed into a starter below the steel ball 9, so that the assembly of the steel ball 9 is completed. After assembly, the ball feed bar 602 is retracted to reset.
As shown in fig. 1 and 6, a jacking mechanism 8 is further arranged at the bottom end of the base 1, the jacking mechanism 8 is arranged below the positioning base 7, and the positioning base 7 can be vertically connected with the base 1 in a sliding manner through a sliding connector; the jacking mechanism 8 comprises a jacking table 801, a jacking cylinder 802 and at least two telescopic guide rods 803, wherein the jacking cylinder 802 and the at least two telescopic guide rods 803 are vertically arranged below the jacking table 801, the top surface of the jacking table 801 is abutted against the bottom of the positioning base 7, the fixed end of the jacking cylinder 802 is fixedly connected with the base 1, and the telescopic end of the jacking cylinder 802 is fixedly connected with the bottom surface of the jacking table 801; at least two telescopic guide rods 803 are symmetrically arranged below the jacking table 801, one end of each telescopic guide rod 803 is connected with the base 1, and the other end of each telescopic guide rod 803 is connected with the bottom surface of the jacking table 801.
The jacking cylinder 802 drives the jacking table 801 to ascend or descend, the jacking table 801 is linked with the positioning base 7 to lift the starter 10 to be mounted on the positioning base 7 to ascend or descend, and the vertical displacement of the starter 10 to be mounted is adjusted to be matched with the press-mounting mechanism 6 so as to complete press-mounting of the steel ball 9. In the adjusting process, the telescopic guide rod 803 is vertically telescopic to guide the jacking table 801, so that the levelness of the jacking table 801 in the lifting process is guaranteed. The jacking mechanism 8 drives the positioning base 7 to adjust the vertical position of the starter 10 to be mounted, so that the device can be suitable for assembling starters with various dimensions, and the applicability of the device is improved.
The working process is as follows:
the starter 10 to be mounted is mounted on the positioning base 7, the jacking cylinder 802 drives the jacking table 801 to move up or down, and the height of the positioning base 7 is adjusted to be matched with the press-mounting mechanism 6. The hand wheel 201 of the height adjusting mechanism 2 is rotated, the screw rod 203 drives the sliding plate 205 to move up or down, so that the heights of the pushing mechanism 4 and the press-fitting mechanism 6 which are arranged on the sliding plate 205 through connecting pieces are adjusted to be corresponding to the installation positions of the steel balls 9 of the starter 10 to be installed. When the height adjustment is suitable, the handle 2062 of the locker 206 is rotated to lock the screw rod 203 and prevent the screw rod from rotating accidentally, so that the matching height of the press-fitting mechanism 6 and the starter 10 to be mounted is influenced.
When enough steel balls 9 are stored in the material box 301, and the magnetic switch 3041 detects that no steel balls 9 exist in the material feeding pipeline 304 or the steel balls 9 are less in allowance and not enough to be detected, the material ejecting cylinder 303 drives the material ejecting plate 302 to ascend, the steel balls 9 are singly and sequentially arranged in the material ejecting groove 3021 inclined at the top of the material ejecting plate 302, and then are rolled out into the material feeding pipeline 304 through the material outlet 3011 of the material box 301. The feed duct 304 transports the steel balls 9 into the feed port 4032 on the blanking seat 403. The feeding pipe 304 is a transparent pipe, and an operator can visually observe the conveying condition of the steel balls 9 in the feeding pipe 304 at any time to confirm whether the steel balls 9 are blocked in the conveying process. The feeding pipeline 304 has flexibility, and even if the heights of the material pushing mechanism 4 and the press-fitting mechanism 6 are adjusted by the height adjusting mechanism 2, the connection between the feeding pipeline 304 and the material pushing mechanism 4 is not affected. The allowance of the steel ball 9 can be visually inspected through the material observation hole 3012 at any time in the working process of the device, and materials are added in time when the allowance of the steel ball 9 is not large.
The steel ball 9 enters the steel ball limiting hole 4021 on the material pushing plate 402 through the feeding hole 4032, the material pushing cylinder 401 drives the material pushing plate 402 to extend out, the steel ball 9 is pushed out towards the blanking hole 4033 of the blanking seat 403, and the steel ball 9 falls down after reaching the blanking hole 4033, falls into the cylindrical through hole 4041 of the ball outlet tool 404, and is intercepted and clamped by the spring jackscrew 4042. After the steel ball 9 is pushed out, the pushing cylinder 401 drives the pushing plate 402 to retract, and the resetting is performed. In the process of pushing out the steel ball 9, the steel ball 9 jacks up the detection block 502, the detection block 502 is linked with the displacement sensor 501, and the displacement sensor 501 detects the steel ball 9. On the premise that the steel ball 9 exists, the ball feeding cylinder 601 drives the ball feeding rod 602 to press down, the ball feeding rod 602 penetrates through the blanking port 4033 and extends into the cylindrical through hole 4041 of the ball outlet tool 404, the steel ball 9 is pressed down, the end part of the spring jackscrew 4042 is forced to contract, the steel ball 9 is pressed into the starter 10 to be mounted by the ball feeding rod 602, and then the ball feeding cylinder 601 and the ball feeding rod 602 reset. If the displacement sensor 501 does not detect the steel ball 9, the pushing cylinder 401 drives the pushing plate 402 to retract, at this time, the ball feeding cylinder 601 does not act, and the pushing plate 402 circularly pushes out the steel ball 9 until the steel ball 9 is detected.
The device can automatically assemble the steel balls 9 of the starter, is suitable for various starters with different height sizes, and is wide in applicability. Whether neglected loading exists or not is detected during assembly, and the assembly efficiency and accuracy are improved; the detection of the neglected loading fault is advanced from the assembly completion to the assembly initial stage, and the neglected loading fault can be immediately repaired on line; the accuracy of detection is improved, the outflow of neglected loading fault workpieces is completely stopped, and the product quality is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The automatic assembling device for the steel balls of the starter is characterized by comprising a base (1), a height adjusting mechanism (2), a feeding mechanism (3), a pushing mechanism (4), a press-mounting mechanism (6) and a positioning base (7), wherein the height adjusting mechanism (2) is arranged at the top end of the base (1) in a sliding mode, the feeding mechanism (3) is fixedly arranged on the side face of the base (1), and the pushing mechanism (4) and the press-mounting mechanism (6) are respectively arranged at the lower end of the height adjusting mechanism (2); the discharge end of the feeding mechanism (3) is butted with a pushing mechanism (4), the pushing mechanism (4) is arranged below the press-mounting mechanism (6), and a steel ball detection unit (5) is arranged in the pushing mechanism (4); the positioning base (7) is arranged right below the press-fitting mechanism (6), and the positioning base (7) is used for carrying a starter (10) to be mounted.
2. The automatic assembling device for the steel balls of the starter is characterized in that the height adjusting mechanism (2) comprises a hand wheel (201), a bearing seat (202), a screw rod (203), a thread block (204), a sliding plate (205) and a locker (206), the hand wheel (201) is fixedly installed at the top end of the screw rod (203), and the upper part of the screw rod (203) is vertically installed on the base (1) through the bearing seat (202); the thread block (204) is provided with a vertically arranged thread hole, and the thread hole is in thread transmission fit with the screw rod (203); the sliding plate (205) is fixedly connected with the thread block (204); the base (1) is also provided with a vertically arranged slide rail, and the slide plate (205) is in sliding fit with the slide rail; the locker (206) is fixedly arranged on the base (1), the screw rod (203) penetrates through the locker (206), and when the locker (206) is locked, the screw rod (203) is limited to rotate.
3. The automatic steel ball assembling device for the starter as claimed in claim 2, wherein the locker (206) comprises a U-shaped clamp (2061) and a handle (2062), the U-shaped clamp (2061) is sleeved on the periphery of the screw rod (203) and is fixedly installed on the base (1); handle (2062) are perpendicular screw rod (203) set up, the one end of handle (2062) is run through U type clamp (2061) and with U type clamp (2061) threaded connection, the tip and the screw rod (203) butt of handle (2062).
4. The starter steel ball automatic assembly device according to claim 1, characterized in that the feeding mechanism (3) comprises a material box (301), an ejector plate (302), an ejector cylinder (303) and a feeding pipeline (304), the material box (301) and the ejector cylinder (303) are fixedly arranged on one side of the base (1), and the ejector cylinder (303) is fixedly arranged below the material box (301); the ejection plate (302) is arranged in the material box (301), the bottom end of the ejection plate (302) penetrates through the bottom of the material box (301) and is fixedly connected with the movable end of the ejection cylinder (303), an ejection groove (3021) which is obliquely arranged is formed in the top end of the ejection plate (302), a discharge hole (3011) is formed in the side face of the material box (301), and the lower end of the ejection groove (3021) is in butt joint with the discharge hole (3011); the feeding pipeline (304) is obliquely arranged, the higher end of the feeding pipeline (304) is in butt joint with the discharge hole (3011), and the lower end of the feeding pipeline (304) is in butt joint with the material pushing mechanism (4).
5. The automatic assembling device for the starter steel balls is characterized in that an inclined material observing hole (3012) is formed in the material box (301), the material observing hole (3012) is a long round hole, and the minor diameter of the material observing hole (3012) is smaller than the diameter of the steel balls (9).
6. The automatic steel ball assembling device for the starter as claimed in claim 4, wherein the feeding pipeline (304) is a transparent flexible pipeline, a magnetic switch (3041) is arranged on the feeding pipeline (304), and the magnetic switch (3041) is used for detecting the allowance of the steel balls (9) in the feeding pipeline (304).
7. The automatic assembling device for the starter steel balls is characterized in that the pushing mechanism (4) comprises a pushing cylinder (401), a pushing plate (402), a blanking seat (403) and a ball discharging tool (404), the pushing cylinder (401) and the blanking seat (403) are fixedly mounted on the height adjusting mechanism (2), one end of the pushing plate (402) is fixedly connected with an output shaft of the pushing cylinder (401), a pushing groove (4031) is arranged in the blanking seat (403), and when the pushing cylinder (401) stretches, the pushing plate (402) slides in the pushing groove (4031); the feeding device is characterized in that a feeding hole (4032) is formed in the upper portion of the material pushing groove (4031), a blanking hole (4033) is formed in the lower portion of the material pushing groove (4031), a steel ball limiting hole (4021) is formed in the material pushing plate (402), when the material pushing cylinder (401) runs to the shortest stroke, the steel ball limiting hole (4021) of the material pushing plate (402) is aligned to the feeding hole (4032), and when the material pushing cylinder (401) runs to the longest stroke, the steel ball limiting hole (4021) of the material pushing plate (402) is aligned to the blanking hole (4033); go out ball frock (404) and correspond the setting and be in the below of feed opening (4033), be equipped with vertical cylindricality through-hole (4041) on going out ball frock (404), cylindricality through-hole (4041) with feed opening (4033) corresponds the intercommunication, be equipped with spring jackscrew (4042) in cylindricality through-hole (4041).
8. The automatic starter steel ball assembling device according to claim 7, characterized in that the steel ball detecting unit (5) is arranged at the upper part of the material pushing groove (4031) and is positioned in the stroke of the steel ball limiting hole (4021); the steel ball detection unit (5) comprises a displacement sensor (501) and a detection block (502), the displacement sensor (501) is installed on the blanking seat (403), and the detection block (502) is fixedly installed at the detection end of the displacement sensor (501); when the material pushing plate (402) carries the steel balls (9) to slide, the detection block (502) can be abutted against the steel balls (9).
9. The automatic assembling device for the starter steel balls according to claim 7, characterized in that the press-fitting mechanism (6) comprises a ball feeding cylinder (601) and a ball feeding rod (602), the ball feeding cylinder (601) is fixedly installed on the height adjusting mechanism (2), an output shaft of the ball feeding cylinder (601) is coaxially arranged and fixedly connected with the ball feeding rod (602), and the ball feeding rod (602) is coaxially arranged with the cylindrical through hole (4041); when the output shaft of the ball feeding cylinder (601) extends out, the ball feeding rod (602) extends into the cylindrical through hole (4041) and is abutted against the steel ball (9).
10. The automatic steel ball assembling device for the starter according to claim 1, wherein a jacking mechanism (8) is further arranged at the bottom end of the base (1), and the jacking mechanism (8) is arranged below the positioning base (7); the jacking mechanism (8) comprises a jacking table (801), a jacking cylinder (802) and at least two telescopic guide rods (803), wherein the jacking cylinder (802) and the at least two telescopic guide rods (803) are vertically arranged below the jacking table (801), the top surface of the jacking table (801) is abutted against the bottom of the positioning base (7), the fixed end of the jacking cylinder (802) is fixedly connected with the base (1), and the telescopic end of the jacking cylinder (802) is fixedly connected with the bottom surface of the jacking table (801); at least two telescopic guide rods (803) are symmetrically arranged below the jacking table (801), one end of each telescopic guide rod (803) is connected with the base (1), and the other end of each telescopic guide rod is connected with the bottom surface of the jacking table (801).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110589650.4A CN113427235A (en) | 2021-05-27 | 2021-05-27 | Automatic steel ball assembling device for starter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110589650.4A CN113427235A (en) | 2021-05-27 | 2021-05-27 | Automatic steel ball assembling device for starter |
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| CN113427235A true CN113427235A (en) | 2021-09-24 |
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| CN202110589650.4A Pending CN113427235A (en) | 2021-05-27 | 2021-05-27 | Automatic steel ball assembling device for starter |
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Application publication date: 20210924 |