CN217750702U - Automatic feeding device for three-ball pin shaft diameter grinding - Google Patents
Automatic feeding device for three-ball pin shaft diameter grinding Download PDFInfo
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- CN217750702U CN217750702U CN202222098633.3U CN202222098633U CN217750702U CN 217750702 U CN217750702 U CN 217750702U CN 202222098633 U CN202222098633 U CN 202222098633U CN 217750702 U CN217750702 U CN 217750702U
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- ball pin
- automatic feeding
- tripod
- groove
- feeding device
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Abstract
The utility model provides an automatic feeding device for three ball round pin shaft footpath grinds processing, include: the supporting component still includes: the feeding unit is used for storing the three ball pins and automatically feeding the three ball pins and is arranged at the feeding end of the supporting component; the positioning unit is arranged in the supporting component; the positioning unit includes: a first downward moving component and a second downward moving component; the first downward moving component for pressing the three ball pins downward to the upper part of the second downward moving component for positioning is arranged on the upper part of the second downward moving component. The middle circular arc of passing through the tripod gets into the spacing inslot for the tripod can guarantee all the time that the angle of tripod can not rotate when getting into positioning unit department, guarantees that the protruding department of tripod not in the salient angle holding tank can be accurate insert down press from both sides the inslot, thereby has reached and can pile up storage and automatic feeding with the tripod, and the effect that the deviation can not appear in the angle can be guaranteed all the time to the material loading in-process tripod.
Description
Technical Field
The utility model relates to a three ball round pin axle processing technology field especially relates to an automatic feeding device that is used for three ball round pin axle footpath to grind processing.
Background
The universal joint is widely used in automobile transmission parts at present, wherein a tripod is particularly important, and the tripod is used for connecting a three-column groove shell and a transmission shaft and is a radial self-supporting constant velocity universal joint capable of axially and relatively extending and retracting. In the process of machining the three-ball pin, the three-ball pin is usually required to be subjected to shaft diameter grinding, so that the surface smoothness of the three-ball pin is improved.
Chinese patent CN 114458700A discloses a movable tripod and a processing technique thereof, and relates to the technical field of universal joints, wherein the movable tripod comprises a tripod frame, a pin shaft connected to the circumferential direction of the tripod frame, an inner ball ring sleeved on the pin shaft, and an outer ball ring sleeved on the inner ball ring, a plurality of roller pins are arranged between the outer ball ring and the inner ball ring, an inner ring groove for the roller pins and the inner ball ring to rotate is arranged on the inner side wall of the outer ball ring, the groove wall of the inner ring groove is abutted against the end surface of the inner ball ring close to the tripod frame, and the outer ball ring slides on the inner ball ring along the axial lead of the pin shaft.
However, the prior art has the following defects when the three-ball pin is ground:
1. during processing, manual feeding is usually adopted, and the effect of automatic feeding cannot be realized;
2. the three-ball pin cannot be automatically clamped to be in contact with a grinding wheel in the feeding process, the grinding and machining positioning is not accurate, and the grinding and machining allowance cannot be well controlled.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art's weak point, provide an automatic feeding device for processing is ground to three ball round pin shaft footpath, through piling up storage and automatic feeding with three ball round pins, the material loading process remains same angle throughout, and work efficiency is high, and this utility model can contact with the emery wheel face of polishing again after three ball round pin self-holding after the material loading, and positioning accuracy is high, and is safe in utilization.
In order to achieve the above purpose, the utility model provides a following technical scheme:
an automatic feeding device for three-ball pin shaft diameter grinding machining comprises: the supporting component still includes:
the feeding unit is used for storing the three ball pins and automatically feeding the three ball pins and is arranged at the feeding end of the supporting component;
the positioning unit is arranged in the supporting component;
the positioning unit includes: a first downward moving component and a second downward moving component;
the first downward moving component is arranged at the upper part of the second downward moving component and used for pressing the three-ball pin downwards to the upper part of the second downward moving component for positioning.
As an improvement, the feeding unit comprises:
a base plate;
the first driving mechanism is arranged at one end of the bottom plate;
the push plate is arranged at the driving end of the first driving mechanism; and
the material storage assembly is arranged on the upper portion of the bottom plate.
As an improvement, a body accommodating groove is formed in one side, located on the material storage assembly, of the push plate;
the convex angle accommodating groove is formed in the side part of the body accommodating groove and positioned in the push plate;
two groups of convex angle accommodating grooves are arranged;
and a limiting groove is arranged between the two groups of convex angle accommodating grooves and is positioned in the push plate.
As an improvement, the stock component comprises:
the limiting cylinder is connected to the side part of the bottom plate;
a guide plate for limiting the three-ball pin is connected inside the limiting cylinder;
three groups of material guide plates are uniformly distributed in an annular shape.
As an improvement, the first downshifting assembly includes:
the first guide groove is formed in the outer side of the guide block and positioned in the supporting component;
the second driving mechanism is connected to the lower part of the guide block;
a first return spring is sleeved outside the second driving mechanism and inside the first guide groove;
the side part of the guide block is connected with a first lifting arm;
the first lifting arm is provided with an upper clamping groove.
As a refinement, the second downshifting assembly includes:
the inner part of the lug boss is provided with a second guide groove;
the sliding block is inserted in the second guide groove in a sliding mode;
the second return spring is connected to the lower end of the sliding block and is positioned in the second guide groove;
the second lifting arm is connected to the side part of the sliding block;
and a lower clamping groove is formed in the upper end of the second lifting arm.
As an improvement, the upper clamping groove and the lower clamping groove are vertically aligned and are semicircular.
As an improvement, the lower clamping groove is initially positioned on the same horizontal plane with the discharge end of the feeding unit.
The beneficial effects of the utility model reside in that:
(1) The utility model discloses a tripod is in transitioning to the body holding tank along the portion of shoveling, wherein two bellying of tripod get into in the salient angle holding tank, the middle part circular arc of tripod gets into the spacing inslot, make the tripod can guarantee throughout that the angle of tripod can not rotate when getting into positioning unit department, guarantee that the bellying of tripod not in the salient angle holding tank can be accurate insert down the clamp inslot, thereby reached and to pile up storage and automatic feeding with the tripod, and the effect that the deviation can not appear in the angle can be guaranteed throughout to the loading in-process tripod.
(2) The utility model discloses a guide block drives first lifing arm downstream to with the contact of second lifing arm, make the protruding department of tripod ball by last double-layered groove with press from both sides the groove tightly down, this moment, first actuating mechanism drives the push pedal and resets, second actuating mechanism drives first lifing arm through the guide block and continues the downstream, first lifing arm promotes second lifing arm downstream, make the tripod ball be taken to and grind the emery wheel contact, this process, second lifing arm drives slider compression second reset spring and removes along the second guide slot, thereby reached and to have just contacted with the face of polishing of emery wheel after the material loading is thick to tripod ball round pin self-holding, and positioning accuracy is high.
(3) The utility model discloses a start the directive wheel, the directive wheel is through rotating with the opposite direction of emery wheel of grinding for the three ball round pins are by automatic switch-over angle, thereby have avoided the manual switching angle of polishing of people, and is safe in utilization.
To sum up, the utility model has the advantages of positioning accuracy is high, safe in utilization.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the arrangement of the three-ball pins in the material guiding plate according to the present invention;
FIG. 3 is a diagram showing the relationship between the three ball pins and the push plate;
FIG. 4 is a schematic view of the grinding wheel and steering wheel pair three-ball pin of the present invention;
fig. 5 is a working state diagram of the positioning unit of the present invention;
fig. 6 is an enlarged view of the present invention at a in fig. 5;
fig. 7 is a diagram of the matching relationship between the first lifting arm and the second lifting arm.
In the figure, 1, a support assembly; 2. a feeding unit; 3. a positioning unit; 101. a frame; 102. a cooling tube; 103. a first support plate; 1031. grinding a grinding wheel; 104. a second support plate; 1041. a steering wheel; 105. a discharge plate; 106. a conveyor belt; 107. a receiving barrel; 201. a base plate; 202. a first drive mechanism; 203. pushing the plate; 2031. a body accommodating groove; 2032. a convex angle accommodating groove; 2033. a limiting groove; 2034. a scooping portion; 204. a stock component; 2041. a limiting cylinder; 2042. a stock guide; 31. a first downshifting assembly; 32. a second downshifting assembly; 311. a guide block; 3111. a first guide groove; 312. a first return spring; 313. a second drive mechanism; 314. a first lifting arm; 3141. an upper clamping groove; 321. a boss portion; 3211. a second guide groove; 322. a slider; 323. a second return spring; 324. a second lifting arm; 3241. and a lower clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Example one
As shown in fig. 1, an automatic feeding device for three-ball pin diameter grinding comprises: the support assembly 1, further comprising:
the feeding unit 2 is used for storing the three-ball pin and automatically feeding the three-ball pin, and the feeding unit 2 is arranged at the feeding end of the supporting component 1;
the positioning unit 3 is arranged in the supporting component 1;
the positioning unit 3 includes: a first lowering unit 31 and a second lowering unit 32;
the first downward moving component 31 for pressing the three-ball pin down to the upper part of the second downward moving component 32 for positioning is arranged on the upper part of the second downward moving component 32.
As a modification, as shown in fig. 1 to 3, the feeding unit 2 includes:
a base plate 201;
the first driving mechanism 202, the first driving mechanism 202 is arranged at one end of the bottom plate 201;
the first driving mechanism 202 preferably adopts an air cylinder;
the push plate 203, the push plate 203 is arranged at the driving end of the first driving mechanism 202; and
the material storage assembly 204 is arranged on the upper part of the bottom plate 201.
Further, a body accommodating groove 2031 is formed in one side, located on the material storage assembly 204, of the push plate 203;
a scooping part 2034 is arranged at the lower end of the body accommodating groove 2031 and at the side part of the push plate 203;
a convex angle accommodating groove 2032 is formed in the side part of the body accommodating groove 2031 and inside the push plate 203;
two groups of convex angle accommodating grooves 2032 are arranged;
a limiting groove 2033 is formed between the two convex angle accommodating grooves 2032 and inside the push plate 203.
Further, the stock component 204 comprises:
the limiting cylinder 2041, the limiting cylinder 2041 is connected to the side of the bottom plate 201;
a material guide plate 2042 for limiting the three-ball pin is connected inside the limiting cylinder 2041;
three groups of material guide plates 2042 are uniformly distributed in a ring shape;
a distance matched with the thickness of the tripod ball is arranged between the material guide plate 2042 and the bottom plate 201.
As a modification, as shown in fig. 4 to 7, the first lowering assembly 31 includes:
a guide block 311, a first guide groove 3111 is arranged outside the guide block 311 and inside the support assembly 1;
a second driving mechanism 313, wherein the second driving mechanism 313 is connected to the lower part of the guide block 311;
the second driving mechanism 313 preferably adopts an air cylinder;
a first return spring 312 is sleeved outside the second driving mechanism 313 and inside the first guide groove 3111;
a first lifting arm 314 is connected to the side of the guide block 311;
the first lifting arm 314 is provided with an upper clamping groove 3141.
Further, as shown in fig. 6, the second downshifting assembly 32 includes:
a protrusion 321, wherein a second guide groove 3211 is formed inside the protrusion 321;
the sliding block 322 is inserted into the second guide groove 3211 in a sliding manner;
a second return spring 323, wherein the second return spring 323 is connected to the lower end of the slider 322 and is located inside the second guide groove 3211;
a second lifting arm 324, wherein the second lifting arm 324 is connected to the side of the sliding block 322;
the upper end of the second lifting arm 324 is provided with a lower clamping groove 3241.
Further, as shown in fig. 7, the upper clamping groove 3141 and the lower clamping groove 3241 are aligned up and down and are semicircular.
Wherein the lower clamping groove 3241 is initially located on the same horizontal plane as the discharge end of the feeding unit 2.
It should be added that the support assembly 1 comprises:
a frame 101;
a cooling pipe 102 used for cooling the tripod pins in the polishing process by water is arranged at the upper end of the frame 101;
a first supporting plate 103 is connected to one side inside the frame 101;
a grinding wheel 1031 for grinding the three-ball pin is arranged in the first supporting plate 103;
a second supporting plate 104 is connected to the side, opposite to the first supporting plate 103, inside the frame 101;
a steering wheel 1041 for switching the directions of the three ball pins is arranged in the second supporting plate 104;
a discharge plate 105 is arranged at the lower end of the rack 101;
a conveyor belt 106 is arranged at the side part of the frame 101 and at the discharge end of the discharge plate 105;
a material receiving barrel 107 for bearing the polished three-ball pin is arranged at the discharge end of the conveyor belt 106;
the frame 101 is provided with a motor for driving the conveyor belt 106, the grinding wheel 1031 and the steering wheel 1041 to rotate.
It should be noted that, when in use, the three ball pins are sequentially placed from the upper part of the material guide plate 2042, the three ball pin at the bottommost part contacts the bottom plate 201, the first driving mechanism 202 is started, and the first driving mechanism 202 pushes the three ball pin at the bottommost part of the material guide plate 2042 out of the limiting cylinder 2041 to the positioning unit 3 along the bottom plate 201 through the push plate 203;
when the push plate 203 starts to push the tripod, as shown in fig. 2-3, the tripod transits into the body accommodating groove 2031 along the scooping portion 2034, two of the protrusions of the tripod enter the convex angle accommodating groove 2032, and the middle arc of the tripod enters the limiting groove 2033, so that the tripod can always ensure that the angle of the tripod cannot rotate when entering the positioning unit 3, and the protrusion of the tripod, which is not in the convex angle accommodating groove 2032, can be accurately inserted into the lower clamping groove 3241, thereby achieving the effects of accumulating, storing and automatically feeding the tripod, and always ensuring that the angle of the tripod does not deviate in the feeding process;
after one of the three-ball pin bulges enters the lower clamping groove 3241, as shown in fig. 5-7, the second driving mechanism 313 is started, the second driving mechanism 313 drives the guide block 311 to compress the first return spring 312 to move downwards, the guide block 311 drives the first lifting arm 314 to move downwards to be in contact with the second lifting arm 324, so that the bulge of the three-ball pin is clamped by the upper clamping groove 3141 and the lower clamping groove 3241, at this time, the first driving mechanism 202 drives the push plate 203 to reset, the second driving mechanism 313 drives the first lifting arm 314 to continue to move downwards through the guide block 311, the first lifting arm 314 drives the second lifting arm 324 to move downwards, so that the three-ball pin is brought into contact with the grinding wheel 1031, in this process, the second lifting arm 324 drives the slide block 322 to compress the second return spring 323 to move along the second guide groove 3211, so that the three-ball pin can be in contact with the grinding surface of the grinding wheel 1031 only after the three-ball pin is automatically clamped by the loading thickness, and the positioning accuracy of the grinding wheel 1031 is high;
in the polishing process, when the polishing surface needs to be switched, as shown in fig. 4, the steering wheel 1041 is started, and the steering wheel 1041 rotates in the direction opposite to the polishing wheel 1031, so that the three ball pins are automatically switched in angle, thereby avoiding the manual switching of the polishing angle, and being safe to use;
after the grinding is finished, the second driving mechanism 313 moves upwards through the guide block 311, so that the upper clamping groove 3141 is separated from the lower clamping groove 3241, and at the moment, the three-ball pin falls onto the discharging plate 105 under the action of gravity and is finally conveyed into the receiving barrel 107 along the conveying belt 106.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (8)
1. An automatic feeding device for three-ball pin shaft diameter grinding machining, comprising: the supporting component, its characterized in that still includes:
the feeding unit is used for storing the three ball pins and automatically feeding the three ball pins and is arranged at the feeding end of the supporting component;
the positioning unit is arranged in the supporting component;
the positioning unit includes: a first downward movement component and a second downward movement component;
the first downward moving component is arranged at the upper part of the second downward moving component and used for pressing the three-ball pin downwards to the upper part of the second downward moving component for positioning.
2. The automatic feeding device for the three-ball pin shaft diameter grinding process according to claim 1,
the material loading unit includes:
a base plate;
the first driving mechanism is arranged at one end of the bottom plate;
the push plate is arranged at the driving end of the first driving mechanism; and
the material storage assembly is arranged on the upper portion of the bottom plate.
3. The automatic feeding device for the three-ball pin shaft diameter grinding process according to claim 2,
a body accommodating groove is formed in one side, located on the material storage assembly, of the push plate;
the convex angle accommodating groove is formed in the side part of the body accommodating groove and positioned in the push plate;
two groups of convex angle accommodating grooves are arranged;
and a limiting groove is arranged between the two groups of convex angle accommodating grooves and positioned in the push plate.
4. The automatic feeding device for the three-ball pin shaft diameter grinding process according to claim 2,
the stock component comprises:
the limiting cylinder is connected to the side part of the bottom plate;
a guide plate for limiting the three-ball pin is connected inside the limiting cylinder;
three groups of material guide plates are uniformly distributed in an annular shape.
5. The automatic feeding device for the shaft diameter grinding processing of the three-ball pin according to claim 1,
the first downshifting assembly includes:
the first guide groove is formed in the outer side of the guide block and positioned in the supporting assembly;
the second driving mechanism is connected to the lower part of the guide block;
a first return spring is sleeved outside the second driving mechanism and inside the first guide groove;
the side part of the guide block is connected with a first lifting arm;
the first lifting arm is provided with an upper clamping groove.
6. The automatic feeding device for the three-ball pin shaft diameter grinding process according to claim 5,
the second downshifting assembly includes:
the inner part of the lug boss is provided with a second guide groove;
the sliding block is inserted in the second guide groove in a sliding mode;
the second return spring is connected to the lower end of the sliding block and is positioned in the second guide groove;
the second lifting arm is connected to the side part of the sliding block;
and a lower clamping groove is formed at the upper end of the second lifting arm.
7. The automatic feeding device for the three-ball pin shaft diameter grinding process according to claim 6,
the upper clamping groove and the lower clamping groove are vertically aligned and are semicircular.
8. The automatic feeding device for the three-ball pin shaft diameter grinding process according to claim 7,
the lower clamping groove and the discharge end of the feeding unit are located on the same horizontal plane initially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222098633.3U CN217750702U (en) | 2022-08-10 | 2022-08-10 | Automatic feeding device for three-ball pin shaft diameter grinding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222098633.3U CN217750702U (en) | 2022-08-10 | 2022-08-10 | Automatic feeding device for three-ball pin shaft diameter grinding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217750702U true CN217750702U (en) | 2022-11-08 |
Family
ID=83880173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222098633.3U Active CN217750702U (en) | 2022-08-10 | 2022-08-10 | Automatic feeding device for three-ball pin shaft diameter grinding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217750702U (en) |
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2022
- 2022-08-10 CN CN202222098633.3U patent/CN217750702U/en active Active
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