CN218081983U - Automatic sand sieving machine - Google Patents
Automatic sand sieving machine Download PDFInfo
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- CN218081983U CN218081983U CN202221727811.8U CN202221727811U CN218081983U CN 218081983 U CN218081983 U CN 218081983U CN 202221727811 U CN202221727811 U CN 202221727811U CN 218081983 U CN218081983 U CN 218081983U
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- abrasive belt
- wheel
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- conveying belt
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Abstract
The utility model provides an automatic sand sieving machine, which comprises a driving wheel, wherein the driving wheel is connected with a first driving motor in a driving way, an abrasive belt driven wheel is arranged above the driving wheel, and an abrasive belt is sleeved on the outer walls of the driving wheel and the abrasive belt driven wheel; the abrasive belt driven wheel is connected with an abrasive belt tensioning mechanism, and the distance between the abrasive belt driven wheel and the driving wheel is adjusted through the abrasive belt tensioning mechanism so as to adjust the tensioning force of the abrasive belt; the abrasive belt offset control mechanism is used for adjusting the angle between the driven wheel and the driving wheel of the abrasive belt so as to continuously offset the abrasive belt back and forth; a bidirectional feeding and discharging conveying mechanism is arranged below the sand belt; the abrasive belt bias control mechanism can improve the utilization rate of the abrasive belt and reduce the scrappage of the whole abrasive belt; in addition, the abrasive belt tensioning mechanism is arranged, so that the tensioning force of the abrasive belt can be conveniently adjusted, and the structural design is reasonable.
Description
Technical Field
The utility model relates to a cross sand machine technical field, specifically be an automatic change sand machine.
Background
Patent CN215317756U discloses a three-group sand-passing machine, which comprises a machine head, wherein a servo motor is fixedly arranged on the outer surface of the machine head, the output end of the servo motor is connected to a driving wheel through a belt, an aluminum wheel is arranged above the driving wheel, the driving wheel and the aluminum wheel are both rotationally connected to the machine head, and abrasive belts are sleeved on the outer walls of the driving wheel and the aluminum wheel; the machine head adjusting mechanism is also included, and the structure has the defects that: the unable regulation of tensile force in abrasive band, in addition, when the abrasive band used, can't adjust, can only use same position for a long time, cause the abrasive band part can't be utilized, the low-usage, in addition, its conveyer is the setting of linear type conveyer belt, and the stroke that the work piece of accomplishing when polishing carried out the unloading is shorter, needs two workers to carry out material loading and unloading respectively, otherwise, influences production efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic sand machine of crossing to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
an automatic sand sieving machine comprises a workbench, wherein a plurality of groups of machine head units are arranged on the workbench, each machine head unit comprises a mounting frame, a mounting plate is arranged on each mounting frame, a driving wheel is arranged on each mounting plate, the driving wheel is connected with a first driving motor in a driving mode, an abrasive belt driven wheel is arranged above each driving wheel, and abrasive belts are sleeved on the outer walls of the driving wheels and the abrasive belt driven wheels; the method is characterized in that:
the abrasive belt driven wheel is connected with an abrasive belt tensioning mechanism, and the distance between the abrasive belt driven wheel and the driving wheel is adjusted through the abrasive belt tensioning mechanism so as to adjust the tensioning force of the abrasive belt;
the abrasive belt offset control mechanism is used for adjusting the angle between the driven wheel and the driving wheel of the abrasive belt so as to enable the abrasive belt to be offset back and forth continuously;
the sand belt is characterized in that a bidirectional feeding and discharging conveying mechanism is arranged below the sand belt and comprises a first conveying belt component and a second conveying belt component which are opposite in conveying direction and are arranged side by side, a conveying belt driving mechanism in driving connection with the first conveying belt component and the second conveying belt component is arranged, and a material pushing mechanism is arranged between the first conveying belt component and the second conveying belt component.
Preferably, the abrasive belt driven wheel further comprises a tensioning seat and a driving cylinder, wherein a wheel shaft of the abrasive belt driven wheel is fixed on the tensioning seat, the bottom end of the tensioning seat is connected to a piston rod of the driving cylinder, the mounting plate is provided with a mounting seat, a tensioning pipe is sleeved outside the piston rod, and the tensioning pipe is rotatably connected to the mounting seat through a bearing; the piston rod can slide up and down along the inner wall of the tensioning pipe.
The outer wall of the piston rod is sleeved with a shaft sleeve, and the outer wall of the shaft sleeve is arranged on the inner wall of the tension tube in a fitting manner, so that the shaft sleeve can slide up and down along the inner wall of the tension tube; the tensioning tube is connected to the mounting seat through a bearing, and when the tensioning tube rotates, the friction force between the tensioning tube and the shaft sleeve can drive the piston rod to rotate, and then the tensioning seat is driven to rotate, so that the abrasive belt driven wheel rotates;
preferably, the abrasive belt offset control mechanism comprises a worm rod part arranged on the tension pipe, the side edge of the worm rod part is connected with a worm wheel in a transmission manner, the abrasive belt offset control mechanism further comprises a second driving motor, the output end of the second driving motor is connected with a speed changer, the output end of the speed changer is connected with an abrasive belt swinging eccentric shaft, the abrasive belt swinging eccentric shaft is connected with a swinging connecting rod, and the other end of the swinging connecting rod is connected with an abrasive belt swinging transmission wheel; the abrasive belt swing transmission wheel is in transmission connection with the worm wheel;
this application second driving motor drives abrasive band swing eccentric shaft and rotates, and abrasive band swing eccentric shaft passes through the swing connecting rod and drives abrasive band swing drive wheel up-and-down motion, realizes the positive and negative rotation of worm wheel then, realizes the clockwise and anticlockwise rotation in turn of tensioning pipe, and when tensioning pipe rotated, through between tensioning pipe and the axle sleeve to and the frictional force between axle sleeve and the piston rod can drive the piston rod and rotate, then drives tensioning seat clockwise and anticlockwise rotation in turn, thereby abrasive band follower rotates in turn in clockwise and anticlockwise.
Preferably, the worm gear is connected with a manual operating handle.
After the abrasive belt is installed, the abrasive belt is adjusted and adjusted through the manual operation handle, and then the abrasive belt is driven to swing back and forth through the abrasive belt offset control mechanism in the working process, so that the abrasive belt is not always used at the same position, and the utilization rate of the abrasive belt is improved; in addition, if the burr of the same point position of the workpiece is large, the abrasive belt runs back and forth to avoid the problem that the abrasive belt is abraded too fast, and the situation that the whole abrasive belt is scrapped due to the fact that the abrasion of other positions of the abrasive belt is not large and the abrasion of a certain point position is too fast is avoided.
Preferably, each head unit is connected with an elevator.
Preferably, the mounting base is provided with two upright posts, and the mounting plate is connected to the two upright posts through sliding blocks.
This application lift output has been connected on the bearing frame of action wheel. When the elevator goes up and down, the bearing seat is pushed to move upwards, and then the mounting plate, namely the whole machine head unit, is enabled to move upwards. This is prior art and will not be described herein.
Preferably, a first conveying belt bottom plate and a second conveying belt bottom plate which are arranged in parallel are arranged on the working platform, the conveying belt driving mechanism comprises a third driving motor, the output end of the third driving motor is connected with a second speed reducer, the output end of the second speed reducer is provided with a first conveying belt rotating shaft, a first conveying belt driving wheel is arranged on the first conveying belt rotating shaft, the first conveying belt driving wheel is arranged on the side portion of the front end of the first conveying belt bottom plate, a first conveying belt driven wheel is arranged on the rear end of the first conveying belt bottom plate, a first conveying belt is arranged between the first conveying belt driving wheel and the first conveying belt driven wheel, and the first conveying belt is wrapped on the outer portion of the first conveying belt bottom plate;
be provided with first drive gear on the outer end of first conveyer belt pivot, first drive gear is connected first drive gear axle, and first drive gear is epaxial to be provided with second conveyer belt action wheel, and second conveyer belt action wheel sets up the front end lateral part at second conveyer belt bottom plate, be provided with the second conveyer belt on the second conveyer belt bottom plate rear end from the driving wheel, second conveyer belt action wheel and second conveyer belt are provided with the second conveyer belt from between the driving wheel, just the second conveyer belt parcel is on the outside of second conveyer belt bottom plate.
Preferably, the first conveyor belt is located below the sets of head units.
Preferably, the pushing mechanism comprises a baffle plate and a pushing cylinder, the baffle plate stretches across the first conveying belt bottom plate and the second conveying belt bottom plate, the pushing cylinder is arranged on the side portion of the first conveying belt, and a pushing plate is arranged on a piston rod of the pushing cylinder.
When the workpiece reaches the position of the material baffle plate, the material pushing cylinder pushes the workpiece to the second conveying belt from the first conveying belt.
This application still is provided with the work piece on the both sides of action wheel and compresses tightly the subassembly.
Compared with the prior art, the utility model provides an automatic change sand machine possesses following beneficial effect: the abrasive belt bias control mechanism can improve the utilization rate of the abrasive belt and reduce the scrappage of the whole abrasive belt; in addition, the abrasive belt tensioning mechanism is arranged, so that the tensioning force of the abrasive belt can be conveniently adjusted, and the structural design is reasonable; in addition, be provided with two-way unloading conveying mechanism that send, can accomplish material loading and unloading simultaneously alone.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of A of FIG. 1;
FIG. 3 is a schematic view of the internal structure of the handpiece of the present invention;
FIG. 4 is a schematic view of the structure of the handpiece of the present invention;
fig. 5 is a schematic structural view of the abrasive belt offset control mechanism of the present invention;
fig. 6 is a schematic structural view of the eccentric shaft of the belt swing of the present invention;
fig. 7 is a schematic structural view of the abrasive belt tensioning mechanism of the present invention;
fig. 8 is a schematic structural view of the workpiece pressing assembly of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Referring to fig. 1-8, an automatic sand-passing machine comprises a workbench 1, wherein a plurality of groups of machine head units 2 are arranged on the workbench 1, each machine head unit comprises a mounting frame 3, a mounting plate 4 is arranged on the mounting frame, the mounting plate 4 is fixed on a frame, and a driving wheel 5 is arranged in the frame and connected to the mounting plate 4 through a bearing seat, the driving wheel 5 is connected with a first driving motor 6 in a driving manner, an abrasive belt driven wheel 7 is arranged above the driving wheel, and an abrasive belt (not shown) is sleeved on the outer walls of the driving wheel 5 and the abrasive belt driven wheel; the abrasive belt driven wheel is connected with an abrasive belt tensioning mechanism, and the distance between the abrasive belt driven wheel and the driving wheel is adjusted through the abrasive belt tensioning mechanism so as to adjust the tensioning force of the abrasive belt; the abrasive belt tensioning mechanism comprises a tensioning seat 8 and a driving cylinder 9, a wheel shaft of an abrasive belt driven wheel is fixed on the tensioning seat, the bottom end of the tensioning seat is connected to a piston rod 10 of the driving cylinder, a mounting seat 11 is arranged on the mounting plate, a tensioning tube 12 is sleeved outside the piston rod, and the tensioning tube is rotatably connected to the mounting seat through a bearing 13; the piston rod can slide up and down along the inner wall of the tensioning pipe to adjust the distance between the driving wheel and the abrasive belt driven wheel. In the embodiment, the outer wall of the piston rod is sleeved with the shaft sleeve 14, the outer wall of the shaft sleeve is attached to the inner wall of the tension tube, and the shaft sleeve can slide up and down along the inner wall of the tension tube; the tensioning tube is connected to the mounting seat through a bearing, and when the tensioning tube rotates, the friction force between the tensioning tube and the shaft sleeve can drive the piston rod to rotate, and then the tensioning seat is driven to rotate, so that the abrasive belt driven wheel rotates;
the abrasive belt offset control mechanism is used for adjusting the angle between the driven wheel and the driving wheel of the abrasive belt so as to enable the abrasive belt to be offset back and forth continuously; the abrasive belt bias control mechanism comprises a worm rod part (not shown) arranged on the tension pipe, a worm wheel 15 is connected to the side edge of the worm rod part in a transmission manner, the abrasive belt bias control mechanism further comprises a second driving motor 16, the output end of the second driving motor is connected with a speed changer, the speed changer is fixed on the side wall of the frame, an abrasive belt swinging eccentric shaft 17 is connected to the output end of the speed changer, a swinging connecting rod 18 is connected to the abrasive belt swinging eccentric shaft, and the other end of the swinging connecting rod is connected with an abrasive belt swinging transmission wheel 19; the abrasive belt swing transmission wheel is in transmission connection with the worm wheel; this application second driving motor drives abrasive band swing eccentric shaft and rotates, and abrasive band swing eccentric shaft passes through the swing connecting rod and drives abrasive band swing drive wheel up-and-down motion, realizes the positive and negative rotation of worm wheel then, realizes the clockwise and anticlockwise rotation in turn of tensioning pipe, and when tensioning pipe rotated, through between tensioning pipe and the axle sleeve to and the frictional force between axle sleeve and the piston rod can drive the piston rod and rotate, then drives tensioning seat clockwise and anticlockwise rotation in turn, thereby abrasive band follower rotates in turn in clockwise and anticlockwise. The worm gear is connected to a manual operating handle 20. After the abrasive belt is installed, the abrasive belt is adjusted and adjusted through the manual operation handle, and then the abrasive belt is driven to swing back and forth through the abrasive belt offset control mechanism in the working process, so that the abrasive belt is not always used at the same position, and the utilization rate of the abrasive belt is improved; in addition, if the burr of the same point position of the workpiece is large, the abrasive belt runs back and forth to avoid the problem that the abrasive belt is abraded too fast, and the situation that the whole abrasive belt is scrapped due to the fact that the abrasion of other positions of the abrasive belt is not large and the abrasion of a certain point position is too fast is avoided.
The sand belt is characterized in that a bidirectional feeding and discharging conveying mechanism is arranged below the sand belt, the bidirectional feeding and discharging conveying mechanism comprises a first conveying belt component 21 and a second conveying belt component 22 which are opposite in conveying direction and arranged in parallel, a conveying belt driving mechanism in driving connection with the first conveying belt component and the second conveying belt component, and a material pushing mechanism is arranged between the first conveying belt component and the second conveying belt component.
Each head unit is connected with a lifter. The mounting base is provided with two upright posts, and the mounting plate is connected to the two upright posts through a sliding block. This application lift output has been connected on the bearing frame of action wheel. When the elevator goes up and down, the bearing seat is pushed to move upwards, and then the mounting plate, namely the whole machine head unit, is enabled to move upwards. This is the prior art and will not be described herein.
A first conveying belt bottom plate 23 and a second conveying belt bottom plate 24 which are arranged in parallel are arranged on the working platform, a conveying belt driving mechanism comprises a third driving motor 25, the output end of the third driving motor is connected with a second speed reducer 26, the output end of the second speed reducer is provided with a first conveying belt rotating shaft 27, a first conveying belt driving wheel 28 is arranged on the first conveying belt rotating shaft, the first conveying belt driving wheel is arranged on the side part of the front end of the first conveying belt bottom plate, a first conveying belt driven wheel 29 is arranged on the rear end of the first conveying belt bottom plate, a first conveying belt is arranged between the first conveying belt driving wheel and the first conveying belt driven wheel, and the first conveying belt is wrapped on the outer part of the first conveying belt bottom plate; be provided with first drive gear 30 on the outer end of first conveyer belt pivot, first drive gear connects first drive gear axle 31, and the epaxial second conveyer belt action wheel 32 that is provided with of first drive gear sets up the front end lateral part at second conveyer belt bottom plate, be provided with the second conveyer belt on the second conveyer belt bottom plate rear end and follow driving wheel 33, second conveyer belt action wheel and second conveyer belt are provided with the second conveyer belt from the driving wheel between, just the second conveyer belt parcel is on the outside of second conveyer belt bottom plate. The first conveyer belt is located the below of a plurality of groups of aircraft nose units. The material pushing mechanism comprises a material baffle plate 34 stretching across the bottom plate of the first conveying belt and the bottom plate of the second conveying belt, and a material pushing cylinder 35 arranged on the side part of the first conveying belt, and a material pushing plate is arranged on a piston rod of the material pushing cylinder. When the workpiece reaches the position of the material baffle plate, the material pushing cylinder pushes the workpiece to the second conveying belt from the first conveying belt. This application still is provided with the work piece on the both sides of action wheel and compresses tightly the subassembly, and the work piece compresses tightly the subassembly and includes mount 35, and the mount is fixed on the aircraft nose frame obtains the lateral wall, and it has rubber roll connecting seat 36 to articulate on the mount, be connected with rubber roll 37 on the rubber roll connecting seat, set up spring part 38 between rubber roll connecting seat and the mount, the rubber roll has upper and lower restoring force under the effect of spring part, plays the effect that compresses tightly to the work piece.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An automatic sand sieving machine comprises a workbench, wherein a plurality of groups of machine head units are arranged on the workbench, each machine head unit comprises a mounting frame, a mounting plate is arranged on each mounting frame, a driving wheel is arranged on each mounting plate, the driving wheel is connected with a first driving motor in a driving mode, an abrasive belt driven wheel is arranged above each driving wheel, and abrasive belts are sleeved on the outer walls of the driving wheels and the abrasive belt driven wheels; the method is characterized in that:
the abrasive belt driven wheel is connected with an abrasive belt tensioning mechanism, and the distance between the abrasive belt driven wheel and the driving wheel is adjusted through the abrasive belt tensioning mechanism so as to adjust the tensioning force of the abrasive belt;
the abrasive belt offset control mechanism is used for adjusting the angle between the driven wheel and the driving wheel of the abrasive belt so as to continuously offset the abrasive belt back and forth;
the sand belt is characterized in that a bidirectional feeding and discharging conveying mechanism is arranged below the sand belt, the bidirectional feeding and discharging conveying mechanism comprises a first conveying belt component and a second conveying belt component which are opposite in conveying direction and are arranged side by side, a conveying belt driving mechanism in driving connection with the first conveying belt component and the second conveying belt component is arranged, and a material pushing mechanism is arranged between the first conveying belt component and the second conveying belt component.
2. An automated sanding machine according to claim 1, characterized in that: the abrasive belt driven wheel is characterized by further comprising a tensioning seat and a driving air cylinder, wherein a wheel shaft of the abrasive belt driven wheel is fixed on the tensioning seat, the bottom end of the tensioning seat is connected to a piston rod of the driving air cylinder, the mounting plate is provided with a mounting seat, a tensioning pipe is sleeved outside the piston rod, and the tensioning pipe is rotatably connected to the mounting seat through a bearing; the piston rod can slide up and down along the inner wall of the tensioning pipe.
3. An automatic sand passing machine according to claim 2, wherein: the abrasive belt bias control mechanism comprises a worm rod part arranged on the tensioning pipe, a worm wheel is connected to the side edge of the worm rod part in a transmission mode, the abrasive belt bias control mechanism further comprises a second driving motor, the output end of the second driving motor is connected with a speed changer, an abrasive belt swinging eccentric shaft is connected to the output end of the speed changer, a swinging connecting rod is connected to the abrasive belt swinging eccentric shaft, and the other end of the swinging connecting rod is connected with an abrasive belt swinging transmission wheel; the abrasive belt swing transmission wheel is in transmission connection with the worm wheel.
4. An automatic sand passing machine according to claim 3, wherein: the worm wheel is connected with a manual operation handle.
5. An automated sanding machine according to claim 1, characterized in that: the conveying belt driving mechanism comprises a third driving motor, the output end of the third driving motor is connected with a second speed reducer, the output end of the second speed reducer is provided with a first conveying belt rotating shaft, a first conveying belt driving wheel is arranged on the first conveying belt rotating shaft and is arranged on the side portion of the front end of the first conveying belt bottom plate, a first conveying belt driven wheel is arranged at the rear end of the first conveying belt bottom plate, a first conveying belt is arranged between the first conveying belt driving wheel and the first conveying belt driven wheel, and the first conveying belt is wrapped on the outer portion of the first conveying belt bottom plate;
be provided with first drive gear on the outer end of first conveyer belt pivot, first drive gear is connected first drive gear axle, and the epaxial second conveyer belt action wheel that is provided with of first drive gear, second conveyer belt action wheel setting are at the front end lateral part of second conveyer belt bottom plate, be provided with the second conveyer belt on the second conveyer belt bottom plate rear end from the driving wheel, second conveyer belt action wheel and second conveyer belt are provided with the second conveyer belt from the driving wheel between, just the second conveyer belt parcel is on the outside of second conveyer belt bottom plate.
6. An automatic sand passing machine according to claim 5, wherein: the first conveyer belt is located the below of a plurality of groups of aircraft nose units.
7. An automatic sand passing machine according to claim 6, wherein: the material pushing mechanism comprises a material baffle plate and a material pushing cylinder, wherein the material baffle plate stretches across the first conveying belt bottom plate and the second conveying belt bottom plate, the material pushing cylinder is arranged on the side portion of the first conveying belt, and a material pushing plate is arranged on a piston rod of the material pushing cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221727811.8U CN218081983U (en) | 2022-07-05 | 2022-07-05 | Automatic sand sieving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221727811.8U CN218081983U (en) | 2022-07-05 | 2022-07-05 | Automatic sand sieving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218081983U true CN218081983U (en) | 2022-12-20 |
Family
ID=84477697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221727811.8U Active CN218081983U (en) | 2022-07-05 | 2022-07-05 | Automatic sand sieving machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218081983U (en) |
-
2022
- 2022-07-05 CN CN202221727811.8U patent/CN218081983U/en active Active
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