CN201881211U - Mechanical hand device of centerless grinding machine - Google Patents
Mechanical hand device of centerless grinding machine Download PDFInfo
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- CN201881211U CN201881211U CN2011200574027U CN201120057402U CN201881211U CN 201881211 U CN201881211 U CN 201881211U CN 2011200574027 U CN2011200574027 U CN 2011200574027U CN 201120057402 U CN201120057402 U CN 201120057402U CN 201881211 U CN201881211 U CN 201881211U
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Abstract
The utility model relates to a mechanical hand device of a centerless grinding machine, which comprises a supporting plate, a support fixed on a frame of a mainframe, a hydraulic cylinder fixed at the lower part of the support, a pair of guide columns fixed at the upper part of the support and a lifting seat driven by a piston rod of the hydraulic cylinder to slide along the pair of the guide columns, wherein a pair of mechanical arms which are used for placing a workpiece on the supporting plate is arranged on the lifting seat, the thickness of the lower part of each mechanical arm is smaller than the diameter of the workpiece, and an elastic pressure plate component is arranged on the lifting seat and between the two mechanical arms. The mechanical hand device of the centerless grinding machine has a simple structure; and the pair of mechanical hands is used for supporting two ends of the workpiece for loading and unloading, and the mechanical hands are driven by the hydraulic cylinder, so that the loading and the unloading are smooth and precise, and the contour machining of a whole shaft can be realized. By adopting the mechanical hand device of the centerless grinding machine, the problem that the existing centerless grinding machine can not machine a combined slender shaft formed by multiple sections of concentric cylinders in different diameters can be solved, and compared with step grinding by using the ordinary cylindrical grinding, the machining precision is improved and the rejection rate is reduced.
Description
Technical field
The utility model relates to centerless grinder, is a kind of centerless grinder robot device.
Background technology
Centerless grinder adopts and is not in the mood for clamping, and workpiece is placed between emery wheel and the guide wheel, by supporting plate and guide wheel supporting.For the grinding of this short cylindrical revolving body workpieces of for example bearing roller, can realize automatic loading/unloading at present by upper and lower materials device.China Patent No. is a kind of automatic loading and unloading device that 200820233899.1 utility model patent specification discloses centerless grinder, the feeding groove that is installed in the emery wheel top with inclination, the discharging opening of feeding groove is equipped with the material feeding pushing rod that can move up and down that is driven by the pan feeding power set directly over the exit of feeding groove, processing stations, a side of processing stations is equipped with the kick-off arm that can move horizontally that is driven by the discharging power set.There is the long-axle workpieces grinding of vary in diameter its suitable only end.Shown in Figure 10 is a kind of torque arm of electric boosting steering system, the body of rod is not columniform, but form by the concentric but anisodiametric cylinder of multistage, for this class is concentric by multistage but the combined type slender axles that waney cylinder is formed, what adopt at present is the step grinding method, for the higher combined type slender axles of required precision, traditional processing mode is difficult to guarantee its desired machining accuracy, and working (machining) efficiency is low, on centerless grinder, adopt gauge finder trimming wheel and guide wheel shape as needs, adopt a grinding-shaping processing of profiling combinations thereof formula slender axles, need to solve the loading and unloading problem, do not have the device of the combined type slender axles loading and unloading of using on the suitable centerless grinder at present.
Summary of the invention
The purpose of this utility model is to propose a kind of centerless grinder robot device, the loading and unloading of its suitable combined type slender axles.
For achieving the above object, the utility model is taked following technical scheme:
The centerless grinder robot device that the utility model proposes, comprise supporting plate, be fixed on support on the main frame, be fixed on the support bottom hydraulic cylinder, be fixed on the guide pillar on support top and drive elevating bracket along above-mentioned guide pillar slippage by described hydraulic cylinder, elevating bracket is provided with workpiece is set aside to a pair of mechanical arm on the supporting plate, on the elevating bracket and be in and be connected with the spring bearer plate assembly between two mechanical arms; The bottom releasable connection of two mechanical arms has the workpiece shelf; The case of described main frame emery wheel top is provided with cylinder, and the piston rod of cylinder connects one and connects the thing box.
The mask that described location shelf is shelved workpiece has V-shaped part.
Described elevating bracket is provided with mounting hole, and described mechanical arm is made up of principal arm and adjunction arm, and described adjunction arm all is connected by mounting hole and elevating bracket are adjustable with the spring bearer plate assembly.
Adjustable connection between described principal arm and the adjunction arm.
The principal arm of described mechanical arm is provided with the adjustment groove, and the adjunction arm is provided with bolt hole, and a bolt is screwed into bolt hole on the adjunction arm with both adjustable connections by the adjustment groove on the principal arm.
The bottom surface of described elevating bracket is provided with the guiding raised line, mounting hole on the described elevating bracket penetrates the guiding raised line, the end face of described adjunction arm is provided with the gathering sill that cooperates with the raised line that leads, the adjunction arm is provided with the bolt hole that penetrates gathering sill, one bolt is by the mounting hole of bolt hole on the adjunction arm and elevating bracket, connect by nut, realize adjustable being connected on the elevating bracket of adjunction arm.
Described spring bearer plate assembly comprises pressing plate, is connected two elasticity posts of pressing plate end face, supports the elasticity column base of two elasticity posts and the coupling bar that is connected with the elasticity column base, the spring bearer plate assembly inserts in the mounting hole of elevating bracket with the adjustable thread segment of taking coupling bar top that is connected of elevating bracket, and external part is connected with nut and realizes.
The utlity model has following good effect: 1, the utility model solved present centerless grinder can't be to combined type machining slender shaft concentric by multistage but that anisodiametric cylinder is formed, utilized normal cylindrical mill step grinding to compare with the past, and improved precision, reduced percent defective.2, this device material is simple in structure, by the two ends loading and unloading of a pair of manipulator holding workpieces, and by hydraulic cylinder drive manipulator, so loading and unloading steadily, accurately can realize the copying of bearing.3, the length of the utility model manipulator can be adjusted, and distance can be adjusted between two manipulators, by the adjustment to hydraulic cylinder travel, makes the utility model can adapt to various combination formula machining slender shaft.Certainly also adapt to isometrical machining slender shaft.4, this device has the thing of connecing box, when manipulator promotes, connects the thing box and slides onto the manipulator below, in case workpiece falls, accepts by connecing the thing box, prevents that workpiece from falling defective work piece and emery wheel.5, being provided with of spring bearer plate assembly can prevent that workpiece from producing circular runout in grinding process, further ensure product quality.
Description of drawings
For the easier quilt of content of the present invention is clearly understood, according to specific embodiment also in conjunction with the accompanying drawings, the utility model is described in further detail below.
Fig. 1 is a configuration diagram of the present utility model.
Fig. 2 is that the C of Fig. 1 is to view.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the A-A cutaway view of Fig. 1.
Fig. 5 is the B-B cutaway view of Fig. 4.
Fig. 6 is the duty diagrammatic sketch.
Fig. 7 is the principal arm diagrammatic sketch of mechanical arm.
Fig. 8 is the adjunction arm diagrammatic sketch of mechanical arm.
Fig. 9 is the workpiece shelf diagrammatic sketch of mechanical arm.
Figure 10 is the torque arm diagrammatic sketch of electric boosting steering system.
The specific embodiment
See Fig. 1 to Fig. 9, present embodiment comprise be fixed on the main frame and be in emery wheel 13 and guide wheel 14 between supporting plate 7, also comprise support 10, the hydraulic cylinder 9 that is fixed on support 10 bottoms that is fixed on the main frame, a pair of guide pillar 8 that is fixed on support 10 tops and drive elevating bracket 1 along above-mentioned a pair of guide pillar 8 slippages by the piston rod 9-1 of described hydraulic cylinder 9, elevating bracket 1 is provided with a pair of mechanical arm 2, the thickness h of the bottom of two mechanical arms 2 is less than diameter of work, on the elevating bracket 1 and be between two mechanical arms 2 and be provided with spring bearer plate assembly 4.
The case 12 of described main frame emery wheel top is provided with cylinder 6, and the piston rod of cylinder 6 connects one and connects thing box 5, carries on two mechanical arms 2, connects thing box 5 and is driven the below that is moved horizontally to two mechanical arms 2 by piston rod.
Described mechanical arm 2 is made up of principal arm 2-1 and adjunction arm 2-2, described principal arm 2-1 is provided with and adjusts groove 2-1-1, adjunction arm 2-2 is provided with bolt hole, and a bolt 2-3 is screwed into bolt hole on the adjunction arm 2-2 with both adjustable connections by the adjustment groove 2-1-1 on the principal arm 2-1.
Because the width of the emery wheel 13 of main frame and guide wheel 14 is basic and workpiece is isometric, the part that causes the bottom of mechanical arm 2 to shelve workpiece needs the part to enter between emery wheel 13 and the guide wheel 14, so the thickness h of mechanical arm 2 bottoms need be less than diameter of work.Consider the principal arm 2-1 lower support workpiece of two mechanical arms 2, because workpiece needs transposing repeatedly, wear and tear easily in the supporting position of principal arm 2-1 bottom, so workpiece shelf 3 that has anti abrasive material to make by screw 3-2 releasable connection in the bottom of principal arm 2-1, in case workpiece shelf 3 weares and teares, workpiece shelf 3 can be changed easily.The mask that workpiece shelf 3 is shelved workpiece has V-shaped part 3-1, guarantees that workpiece stably is shelved between the two workpiece shelves 3.Workpiece is to be shelved on the two workpiece shelves 3 to send between emery wheel 13 and the guide wheel 14, so the thickness h of workpiece shelf 3 is limited.The thickness h of principal arm 2-1 bottom is identical with the thickness h of workpiece shelf 3, and the thickness h of workpiece shelf 3 is less than the diameter at workpiece two ends.
Described elevating bracket 1 is provided with mounting hole 1-2, and the adjunction arm 2-2 of described mechanical arm 2 and spring bearer plate assembly 4 are all by mounting hole 1-2 and 1 adjustable connection of elevating bracket.
The bottom surface of described elevating bracket 1 is provided with guiding raised line 1-1, mounting hole 1-2 on the above-mentioned elevating bracket 1 penetrates guiding raised line 1-1, the end face of adjunction arm 2-2 is provided with the gathering sill 2-2-1 that cooperates with the raised line 1-1 that leads, adjunction arm 2-2 is provided with the bolt hole 2-2-2 that penetrates gathering sill 2-2-1, one bolt 2-4 is by the mounting hole 1-2 of bolt hole 2-2-2 on the adjunction arm 2-2 and elevating bracket 1, fix by nut, make that adjunction arm 2-2 is adjustable to be connected on the elevating bracket 1.
Described spring bearer plate assembly 4 comprises pressing plate 4-1, two elasticity post 4-2, the elasticity column base 4-3 of supporting two elasticity post 4-2 and the coupling bar 4-4 that is connected with elasticity column base 4-3.Elasticity post 4-2 has housing 4-2-1, is provided with spring 4-2-2 and expansion link 4-2-3 in the housing 4-2-1, and expansion link 4-2-3 is connected on the end face of described pressing plate 4-1.Coupling bar 4-4 top has the shaft shoulder, and the top of the shaft shoulder is thread segment 4-4-1, and spring bearer plate assembly 4 is connected among the mounting hole 1-2 that takes thread segment 4-4-1 to insert elevating bracket 1 with the adjustable of elevating bracket 1, and external part is connected with nut 4-5.Between the line of the workpiece shelf on the base of pressing plate 4-1 and two principal arms certain distance is arranged, this is apart from satisfying the dress workpiece and taking off the needed space of workpiece.
The utility model in use, when the grinding of finishing a workpiece, two manipulators promote under hydraulic cylinder drives, connecing the thing box projects forwardly to below two manipulators under cylinder drives, at this moment, the pressing plate 4-1 base of spring bearer plate assembly is apart from workpiece 5～8 ㎜ distances, manually take off finished product, on to be processed 11 workpiece shelf 3 that is shelved on two manipulators, connect the thing box and retreat, two manipulators descend under hydraulic cylinder drives, and rest on the supporting plate up to workpiece 11, two manipulators continue to descend, touch or almost touch workpiece 11 to pressing plate 4-1 till.
Claims (7)
1. centerless grinder robot device, comprise supporting plate (7), it is characterized in that: also comprise support (10), the hydraulic cylinder (9) that is fixed on support (10) bottom that is fixed on the main frame, the guide pillar (8) that is fixed on support (10) top and drive elevating bracket (1) along above-mentioned guide pillar (8) slippage by described hydraulic cylinder (9), elevating bracket (1) is provided with workpiece is set aside to a pair of mechanical arm (2) on the supporting plate (7), and elevating bracket (1) is gone up and is in and is connected with spring bearer plate assembly (4) between two mechanical arms (2); The bottom releasable connection of two mechanical arms (2) has workpiece shelf (3), and the case (12) of described main frame emery wheel top is provided with cylinder (6), and the piston rod of cylinder (6) connects one and connects thing box (5).
2. a kind of centerless grinder robot device according to claim 1 is characterized in that: the mask that described workpiece shelf (3) is shelved workpiece has V-shaped part (3-1).
3. a kind of centerless grinder robot device according to claim 1, it is characterized in that: described elevating bracket (1) is provided with mounting hole (1-2), described mechanical arm (2) is made up of principal arm (2-1) and adjunction arm (2-2), and described adjunction arm (2-2) and spring bearer plate assembly (4) are all by mounting hole (1-2) and adjustable connection of elevating bracket (1).
4. a kind of centerless grinder robot device according to claim 3 is characterized in that: adjustable connection between described principal arm (2-1) and the adjunction arm (2-2).
5. a kind of centerless grinder robot device according to claim 4, it is characterized in that: the principal arm (2-1) of described mechanical arm (2) is provided with adjusts groove (2-1-1), adjunction arm (2-2) is provided with bolt hole, and a bolt (2-3) is screwed into bolt hole on the adjunction arm (2-2) with both adjustable connections by the adjustment groove (2-1-1) on the principal arm (2-1).
6. a kind of centerless grinder robot device according to claim 3, it is characterized in that: the bottom surface of described elevating bracket (1) is provided with guiding raised line (1-1), mounting hole (1-2) on the described elevating bracket (1) penetrates guiding raised line (1-1), the end face of described adjunction arm (2-2) is provided with the gathering sill (2-2-1) that cooperates with the raised line that leads (1-1), adjunction arm (2-2) is provided with the bolt hole that penetrates gathering sill (2-2-1), one bolt (2-4) is by the mounting hole (1-2) of bolt hole on the adjunction arm (2-2) and elevating bracket (1), connect by nut, realize adjustable being connected on the elevating bracket (1) of adjunction arm (2-2).
7. a kind of centerless grinder robot device according to claim 3, it is characterized in that: described spring bearer plate assembly (4) comprises pressing plate (4-1), is connected two elasticity posts (4-2) of pressing plate (4-1) end face, supports the elasticity column base (4-3) of two elasticity posts (4-2) and the coupling bar (4-4) that is connected with elasticity column base (4-3), spring bearer plate assembly (4) inserts in the mounting hole (1-2) of elevating bracket (1) with the adjustable thread segment of taking coupling bar (4-4) top that is connected of elevating bracket (1), and external part is connected with nut (4-5) and realizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200574027U CN201881211U (en) | 2011-03-07 | 2011-03-07 | Mechanical hand device of centerless grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200574027U CN201881211U (en) | 2011-03-07 | 2011-03-07 | Mechanical hand device of centerless grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201881211U true CN201881211U (en) | 2011-06-29 |
Family
ID=44178743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200574027U Expired - Fee Related CN201881211U (en) | 2011-03-07 | 2011-03-07 | Mechanical hand device of centerless grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201881211U (en) |
-
2011
- 2011-03-07 CN CN2011200574027U patent/CN201881211U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20200307 |