CN209737192U - Centerless grinding machine - Google Patents
Centerless grinding machine Download PDFInfo
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- CN209737192U CN209737192U CN201920052339.4U CN201920052339U CN209737192U CN 209737192 U CN209737192 U CN 209737192U CN 201920052339 U CN201920052339 U CN 201920052339U CN 209737192 U CN209737192 U CN 209737192U
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Abstract
The utility model discloses a centerless grinder, including the bed body, feed hand wheel, grinding wheel and regulating wheel, it is provided with adjustment mechanism to feed the hand wheel, adjustment mechanism includes adjustment cylinder, adjustment cylinder's tailpiece of the piston rod portion is provided with the regulation pole, adjust the pole and feed hand wheel fixed connection, the external side of bed is provided with the rotor plate, rotor plate one side is connected with adjustment cylinder, the bed body is provided with stop gear in adjusting the pole upper end, stop gear includes the limiting plate, limiting plate lower extreme fixedly connected with regulating plate, regulating plate and bed body coupling. A piston rod of the adjusting cylinder pushes the adjusting rod to rotate, and the adjusting rod drives the feeding hand wheel to rotate, so that the adjusting wheel is driven to move towards the grinding wheel. When the adjusting rod rotates to be tightly attached to the lower end of the limiting plate, the adjusting rod cannot rotate continuously, and therefore the distance between the adjusting wheel and the grinding wheel is adjusted, and the adjusting rod is matched with processing workpieces of different sizes.
Description
Technical Field
The utility model relates to a grinding processing machinery's technical field, in particular to centerless grinder.
background
The centerless grinding machine is a grinding machine which does not need to adopt the axis positioning of a workpiece for grinding, and mainly comprises a grinding wheel, an adjusting wheel and a workpiece support, wherein the grinding wheel actually plays a role in grinding, and the adjusting wheel controls the rotation of the workpiece and controls the feed speed of the workpiece. Centerless grinding machines typically use a feed hand wheel to rotate a lead screw, thereby moving an adjustment wheel.
Chinese patent No. CN204725255U discloses a centerless grinding machine with accurate feeding, which includes a centerless grinding machine body, a guide wheel, a grinding wheel and a material grabbing mechanical arm are arranged on the centerless grinding machine body, a bracket is arranged between the guide wheel and the grinding wheel, the bracket includes a material discharging block, a containing notch for containing a workpiece processing section is arranged above the material discharging block, and a material pushing mechanism for accurately placing the workpiece processing section on the containing notch is arranged on the material discharging block. And a clutch cylinder assembly for driving the guide wheel to move is arranged on the centerless grinding machine body.
The centerless grinding machine is in transmission connection with the guide wheel through one end of the transmission rod, so that the guide wheel is driven to slide left and right on the centerless grinding machine body, the clamping block connected with the piston rod of the driving cylinder is fixedly connected with the swinging rod, the swinging rod is driven to move through the movement of the driving cylinder, the transmission rod is rotated, and the rotating transmission rod drives the guide wheel to move. However, the extended length of the piston rod of the driving cylinder is fixed, and the guide wheel can only move for a fixed distance, so that the machining distance between the guide wheel and the grinding wheel is also fixed, and the grinding wheel cannot be adapted to workpieces with different sizes.
SUMMERY OF THE UTILITY MODEL
To the technical defect, the utility model aims at providing a centerless grinder, adjustable adjusting wheel automatically move to the distance of grinding wheel, the not unidimensional work piece of adaptation.
In order to achieve the above purpose, the utility model provides a following technical scheme:
The utility model provides a centerless grinder, includes the bed body, feeds the hand wheel, grinding wheel and regulating wheel, it is provided with adjustment mechanism to feed the hand wheel, adjustment mechanism includes adjustment cylinder, adjustment cylinder's tailpiece of the piston rod portion is provided with the regulation pole, adjust the pole and feed hand wheel fixed connection, the external side of bed is provided with the rotor plate, rotor plate one side is connected with adjustment cylinder, the bed body is provided with stop gear in adjusting the pole upper end, stop gear includes the limiting plate, limiting plate lower extreme fixedly connected with regulating plate, regulating plate and bed body coupling.
By adopting the technical scheme, the piston rod of the adjusting cylinder pushes the adjusting rod to rotate, and the adjusting rod drives the feeding hand wheel to rotate, so that the adjusting wheel is driven to move towards the grinding wheel. When the adjusting rod rotates to be tightly attached to the lower end of the limiting plate, the adjusting rod cannot rotate continuously, and therefore the distance between the adjusting wheel and the grinding wheel is adjusted, and the adjusting rod is matched with processing workpieces of different sizes.
The utility model discloses further set up to: the adjusting plate is provided with a waist-shaped hole along the length direction, an adjusting bolt penetrates through the waist-shaped hole, and the adjusting bolt is in threaded connection with the bed body.
Through adopting above-mentioned technical scheme, loosen adjusting bolt soon, slide adjusting bolt to suitable position along the length direction in waist shape hole, the adjusting bolt of screwing again to the position of adjustment limiting plate, and then adjust the distance between regulating wheel and the grinding wheel.
The utility model discloses further set up to: regulating plate one end is connected with presses the depression bar, the regulating plate is provided with the fixed slot that supplies to press the depression bar card to go into, the adjusting lever outside is worn to be equipped with and is used for the top to tightly press the fixing bolt on depression bar surface.
Through adopting above-mentioned technical scheme, after work piece processing was accomplished, directly will press the depression bar through pressing down to make the regulation pole rotate, drive the regulating wheel and deviate from the removal of grinding wheel, improve machining efficiency.
The utility model discloses further set up to: the lower end of the limiting plate is provided with two limiting arms, two limiting clamping blocks are arranged on one opposite sides of the limiting arms, and limiting grooves for the limiting clamping blocks to be clamped in are formed in two sides of the adjusting rod.
By adopting the technical scheme, when the adjusting rod is pushed to the lower end of the limiting plate, the two limiting clamping blocks are clamped into the limiting grooves on the two sides of the adjusting rod, so that the adjusting rod is limited to rotate. Simultaneously, prevent that operating personnel from missing to touch and press the depression bar, lead to adjusting the pole and rotate downwards and make the regulating wheel remove, influence the machining efficiency of grinding machine.
the utility model discloses further set up to: the lower end of the adjusting plate is connected with a positioning rod.
Through adopting above-mentioned technical scheme, when operating personnel will press down the depression bar, can't continue to rotate after driving the regulation pole to the locating lever upper end according to the depression bar to reduce the rotation range of adjusting the pole, make the regulation pole rotate to the time of limiting plate lower extreme faster, and then accelerate the machining efficiency of work piece.
The utility model discloses further set up to: the lower end of the adjusting rod is provided with a cushion pad.
Through adopting above-mentioned technical scheme, prevent that operating personnel from pressing down the depression bar at the excessive speed to drive and adjust the pole fast turn to the locating lever upper end, the impact force is too big to lead to adjusting the pole resilience. Meanwhile, the vibration caused by the collision between the adjusting rod and the positioning rod is prevented, and the processing quality of the centerless grinding machine is not affected.
the utility model discloses further set up to: and reinforcing plates are arranged between the two sides of the limiting plate and the adjusting plate.
Through adopting above-mentioned technical scheme, increase the stability of limiting plate for the regulating plate to when making the regulation pole collide the limiting plate, the limiting plate does not produce the skew, ensures that the regulating wheel can remove to accurate position, and then guarantees the accurate nature of grinding machine processing.
To sum up, the utility model discloses following beneficial effect has:
Through adjustment mechanism and stop gear's setting to make the adjusting wheel can move towards the grinding emery wheel automatically, can adjust the distance between adjusting wheel and the grinding emery wheel simultaneously, the not unidimensional processing work piece of adaptation.
drawings
FIG. 1 is a schematic structural view of an embodiment;
FIG. 2 is a schematic structural view of the embodiment;
FIG. 3 is an exploded schematic view of the adjustment mechanism of the embodiment;
Fig. 4 is an exploded view of the spacing mechanism in the embodiment.
description of reference numerals: 1. a bed body; 2. a feed hand wheel; 3. grinding the grinding wheel; 4. an adjustment wheel; 5. an adjustment mechanism; 51. an adjusting cylinder; 52. adjusting a rod; 521. a pressing lever; 522. fixing grooves; 523. fixing the bolt; 524. a limiting groove; 53. a rotating plate; 6. a limiting mechanism; 61. a limiting plate; 611. a limiting arm; 612. a limiting clamping block; 62. an adjusting plate; 621. a waist-shaped hole; 622. positioning a rod; 63. adjusting the bolt; 7. a cushion pad; 8. a reinforcing plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a centerless grinder, as shown in fig. 1, fig. 2, including the bed body 1, set up in grinding wheel 3 and adjusting wheel 4 of bed body 1 upper end, set up in the hand wheel 2 of feeding of adjusting wheel 4 one side, the hand wheel 2 of feeding is provided with adjustment mechanism 5, adjustment mechanism 5 includes adjustment cylinder 51, the bed body 1 outside is rotated and is connected with rotor plate 53, rotor plate 53 one side and adjustment cylinder 51 fixed connection, adjustment cylinder 51's tailpiece of the piston rod portion is provided with adjusts pole 52, thereby adjustment cylinder 51 can promote to adjust pole 52 and drive and feed the hand wheel 2 and rotate, and then drive adjusting wheel 4 and remove, and time and labor. The adjusting rod 52 is fixedly connected with the feeding hand wheel 2, and the bed body 1 is provided with a limiting mechanism 6 at the upper end of the adjusting rod 52.
As shown in fig. 3 and 4, a fixing groove 522 is formed at one end of the adjusting plate 62 facing the adjusting wheel 4, a pressing rod 521 is connected to the fixing groove 522, and a fixing bolt 523 for tightly pushing the surface of the pressing rod 521 is screwed to the outer side of the adjusting rod 52. After the workpiece is machined, the pressing rod 521 is directly pressed down, so that the adjusting rod 52 rotates, the adjusting wheel 4 is driven to move away from the grinding wheel 3, and machining efficiency is improved. Limiting mechanism 6 includes limiting plate 61, limiting plate 61 lower extreme fixedly connected with regulating plate 62, waist shape hole 621 has been seted up along length direction to regulating plate 62, adjusting bolt 63 wears to be equipped with in the waist shape hole 621, adjusting bolt 63 and the 1 threaded connection of bed body, loosen adjusting bolt 63, slide adjusting bolt 63 to suitable position along the length direction in waist shape hole 621, adjusting bolt 63 screws again, thereby adjust limiting plate 61's position, and then adjust the distance between adjusting wheel 4 and the grinding wheel 3. The side of the limiting plate 61 facing the adjusting rod 52 is fixedly connected with two limiting arms 611, the opposite sides of the two limiting arms 611 are fixedly connected with limiting blocks 612, both sides of the adjusting rod 52 are provided with limiting grooves 524 into which the limiting blocks 612 are clamped, when the adjusting rod 52 is pushed to the lower end of the limiting plate 61, the two limiting blocks 612 are clamped into the limiting grooves 524 on both sides of the adjusting rod 52, so that the adjusting rod 52 is limited from rotating. Meanwhile, the operator is prevented from touching the pressing rod 521 by mistake, so that the adjusting rod 52 rotates downwards to move the adjusting wheel 4, and the processing efficiency of the grinding machine is prevented from being affected.
As shown in fig. 3 and 4, the lower end of the adjusting plate 62 is fixedly connected with a positioning rod 622, when an operator presses down the pressing rod 521, the pressing rod 521 drives the adjusting rod 52 to rotate to the upper end of the positioning rod 622 and then cannot rotate continuously, so that the rotation range of the adjusting rod 52 is reduced, the time for the adjusting rod 52 to rotate to the lower end of the limiting plate 61 is shortened, and the processing efficiency of the workpiece is further improved. One side fixedly connected with of adjusting pole 52 towards locating lever 622 is by the blotter 7 that flexible material made, and the blotter 7 can unload partly adjusting pole 52 through deformation and turn to the impact force of locating lever 622, prevents that operating personnel from pressing down press lever 521 too fast to drive and adjust pole 52 and rotate fast to locating lever 622 upper end, the impact force is too big to lead to adjusting pole 52 to kick-back. Meanwhile, the vibration caused by the collision between the adjusting rod 52 and the positioning rod 622 is prevented, and the processing quality of the centerless grinding machine is prevented from being affected. Reinforcing plates 8 are fixedly connected between the two ends of the lower side of the limiting plate 61 and the adjusting plate 62. The stability of the limit plate 61 relative to the adjustment plate 62 is increased, so that when the adjustment lever 52 collides with the limit plate 61, the limit plate 61 is not displaced, and the adjustment wheel 4 can be moved to an accurate position.
The working process is as follows:
Firstly, loosening the adjusting bolt 63, adjusting the position of the adjusting plate 62, and then screwing the adjusting bolt 63; then, starting the adjusting cylinder 51 to jack the adjusting rod 52 to the lower end of the limiting plate 61; finally, after the workpiece is machined, the pressing rod 521 is pressed down, and the workpiece is taken out, so that time and labor are saved.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a centerless grinder, includes bed body (1), feeds hand wheel (2), grinding wheel (3) and adjusting wheel (4), its characterized in that: feed hand wheel (2) and be provided with adjustment mechanism (5), adjustment mechanism (5) are including adjust cylinder (51), the tailpiece of the piston rod portion of adjust cylinder (51) is provided with regulation pole (52), adjust pole (52) and feed hand wheel (2) fixed connection, the bed body (1) outside is provided with rotor plate (53), rotor plate (53) one side is connected with adjust cylinder (51), the bed body (1) is provided with stop gear (6) in adjusting pole (52) upper end, stop gear (6) include limiting plate (61), limiting plate (61) lower extreme fixedly connected with regulating plate (62), regulating plate (62) are connected with the bed body (1).
2. a centerless grinder as defined in claim 1, wherein: adjusting plate (62) are provided with waist shape hole (621) along length direction, wear to be equipped with adjusting bolt (63) in waist shape hole (621), adjusting bolt (63) and bed body (1) threaded connection.
3. A centerless grinder as defined in claim 1, wherein: one end of the adjusting plate (62) is connected with a pressing rod (521), the adjusting plate (62) is provided with a fixing groove (522) for clamping the pressing rod (521), and a fixing bolt (523) for tightly pushing the surface of the pressing rod (521) penetrates through the outer side of the adjusting rod (52).
4. A centerless grinder as defined in claim 1, wherein: the lower end of the adjusting plate (62) is provided with a positioning rod (622).
5. A centerless grinder as defined in claim 1, wherein: the lower end of the limiting plate (61) is provided with two limiting arms (611), one opposite side of each of the two limiting arms (611) is provided with a limiting clamping block (612), and two sides of the adjusting rod (52) are provided with limiting grooves (524) for the limiting clamping blocks (612) to be clamped in.
6. A centerless grinder as defined in claim 1, wherein: the lower end of the adjusting rod (52) is provided with a cushion pad (7).
7. A centerless grinder as defined in claim 1, wherein: and reinforcing plates (8) are arranged between the two sides of the limiting plate (61) and the adjusting plate (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920052339.4U CN209737192U (en) | 2019-01-10 | 2019-01-10 | Centerless grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920052339.4U CN209737192U (en) | 2019-01-10 | 2019-01-10 | Centerless grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209737192U true CN209737192U (en) | 2019-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920052339.4U Active CN209737192U (en) | 2019-01-10 | 2019-01-10 | Centerless grinding machine |
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| CN (1) | CN209737192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446675A (en) * | 2022-10-25 | 2022-12-09 | 如皋千骏工具有限公司 | Centerless grinding machine for drill bit machining |
-
2019
- 2019-01-10 CN CN201920052339.4U patent/CN209737192U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446675A (en) * | 2022-10-25 | 2022-12-09 | 如皋千骏工具有限公司 | Centerless grinding machine for drill bit machining |
| CN115446675B (en) * | 2022-10-25 | 2023-09-22 | 如皋千骏工具有限公司 | Centerless grinding machine for drill bit machining |
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