CN220051129U - Automatic positioning mechanism for linear guide rail grinding machine - Google Patents
Automatic positioning mechanism for linear guide rail grinding machine Download PDFInfo
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- CN220051129U CN220051129U CN202321008366.4U CN202321008366U CN220051129U CN 220051129 U CN220051129 U CN 220051129U CN 202321008366 U CN202321008366 U CN 202321008366U CN 220051129 U CN220051129 U CN 220051129U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 30
- 238000005498 polishing Methods 0.000 claims abstract description 17
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
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Abstract
The utility model provides an automatic positioning mechanism for a linear guide rail grinding machine. Including the lathe, the inside of lathe is provided with location structure, location structure includes the base, be provided with the motor in the base, fixedly connected with lead screw on the output shaft of motor, threaded connection has the movable block on the lead screw, the movable block inboard is provided with horizontal push rod, horizontal push rod below is provided with the locating rack, the terminal fixedly connected with fixed plate of piston rod of horizontal push rod, peg graft on the fixed plate and have the movable rod, the one end fixedly connected with splint of movable rod, the splint top is provided with infrared inductor, the locating rack bottom is provided with vertical push rod, the piston rod top fixedly connected with layer board of vertical push rod, the both sides swing joint of layer board has the extension board. The utility model has the advantages that: the problem that the polishing mechanism cannot polish the top surface of the workpiece when the thickness of the workpiece is smaller is avoided, and the height of the clamping plate is larger than the thickness of the workpiece.
Description
Technical Field
The utility model relates to the technical field of grinding machine positioning mechanisms, in particular to an automatic positioning mechanism for a linear guide rail grinding machine.
Background
The numerically controlled grinder is a machine tool for grinding the surface of a workpiece by using a grinding tool through a numerical control technology. Most grinding machines use grinding wheels that rotate at high speeds, and a few use other grinding tools such as whetstones and abrasive belts, and loose abrasives. Linear guide grinding machines are a type of grinding machine that is relatively popular to use and require positioning of the workpiece to be ground when in use.
For example, the automatic positioning mechanism for the linear guide rail grinding machine with the authorized bulletin number of CN217433936U can clamp a workpiece by pushing the positioning plate through the structures of the electric push rod, the positioning plate and the like. Through setting up the structure of buffer board, connecting rod, spring, make the device carry out the position to the work piece and play the cushioning effect, avoid electric putter's pressure too big to cause the damage to the work piece. But the device is when the work piece location to the thickness is less, and locating plate height can be higher than the work piece top surface, and this can lead to polishing structure unable to polish the work piece top surface, and the suitability remains to improve. Therefore, an automatic positioning mechanism for a linear guide grinder is provided for improvement.
Disclosure of Invention
The object of the present utility model is to solve at least one of the technical drawbacks.
Therefore, an object of the present utility model is to provide an automatic positioning mechanism for a linear guide grinder, so as to solve the problems mentioned in the background art and overcome the defects in the prior art.
In order to achieve the above object, an embodiment of an aspect of the present utility model provides an automatic positioning mechanism for a linear guide rail grinding machine, including a machine tool, a positioning structure is provided in the machine tool, the positioning structure includes a base, a motor is provided in the base, a screw rod is fixedly connected to an output shaft of the motor, a moving block is connected to the screw rod in a threaded manner, a horizontal push rod is provided on an inner side of the moving block, a positioning frame is provided below the horizontal push rod, a fixing plate is fixedly connected to a tail end of a piston rod of the horizontal push rod, a movable rod is inserted into the fixing plate, one end of the movable rod is fixedly connected with a clamping plate, an infrared sensor is provided at a top of the clamping plate, a vertical push rod is provided at a bottom of the positioning frame, a supporting plate is fixedly connected to a top of a piston rod of the vertical push rod, and expansion plates are movably connected to two sides of the supporting plate.
By any of the above schemes, preferably, the machine tool comprises a main frame, a linear guide rail and a polishing mechanism, and the positioning structure is fixedly connected inside the machine tool.
By any of the above schemes, preferably, the base is provided with a mounting groove, and the top end of the screw rod is rotatably connected with the base through a bearing.
The technical scheme is adopted: the machine tool is used for polishing a workpiece to be processed, and grinding is carried out on the surface of the workpiece by using the grinding tool. The main frame portion is used for supporting the upper structure and providing a mounting space for the power member. The linear guide rail is used for guiding the polishing mechanism to move, and the polishing mechanism is responsible for polishing the workpiece. The positioning mechanism is used for positioning the workpiece and preventing the workpiece from being displaced in the polishing process, so that the polishing quality problem is caused. The base is used for supporting the locating component on the upper portion of the base, the motor is used for driving the screw rod to rotate, and the screw rod is used for driving the moving block to move up and down, so that the height of the locating frame can be adjusted to adapt to different workpieces.
By any of the above schemes, preferably, the positioning frame is sleeved on the horizontal push rod, and the positioning frame adopts a U-shaped structure.
By the scheme of above-mentioned arbitrary preferred, the spring has been cup jointed on the movable rod, the terminal fixedly connected with stopper of movable rod.
The technical scheme is adopted: the horizontal push rod is used for driving the clamping plates to move left and right so as to adjust the distance between the two clamping plates and clamp the workpiece. The locating rack is used for supporting vertical push rod, guarantees vertical push rod's stability. The fixed plate serves as a transition component and transmits kinetic energy between the movable rod and the horizontal push rod. The movable rod transmits kinetic energy between the clamping plate and the fixed plate. The spring sleeved on the movable rod can buffer the clamping plate, and damage to the workpiece caused by overlarge pressure of the horizontal push rod is avoided.
By any of the above schemes, it is preferable that the inner side of the clamping plate is provided with a non-slip mat, and the positioning frame is internally provided with a controller.
By any of the above schemes, preferably, grooves are formed on two sides of the supporting plate, and the expansion plate is movably connected with the supporting plate through springs.
The technical scheme is adopted: the clamping plate is used for clamping the workpiece, positioning the workpiece and ensuring that the workpiece cannot displace during polishing. The anti-slip pad on the inner side of the anti-slip device can prevent the workpiece from sliding, buffer the workpiece and prevent the clamping plate from damaging the workpiece. The infrared sensor can sense whether the top of the clamping plate is provided with a workpiece or not, and transmits signals to the controller, the controller can control the start and stop of the vertical push rod, the vertical push rod can drive the supporting plate to move up and down, and the expansion plate can stretch out and draw back at two sides of the supporting plate so as to ensure the stability of the bottom of the workpiece. When the workpiece is required to be positioned, the workpiece is placed on the supporting plate, the horizontal push rod is controlled to push the clamping plate to clamp the workpiece, and the expansion plate moves towards the inside of the supporting plate, at the moment, the infrared sensor senses whether the workpiece exists at the top of the clamping plate, namely, whether the top surface of the workpiece is higher than the top surface of the clamping plate. When the infrared sensor does not sense the workpiece, a signal is transmitted to the controller, the controller controls the vertical push rod to push the supporting plate upwards, so that the workpiece moves upwards, and when the infrared sensor senses the workpiece, the vertical push rod stops working. According to the requirement, the motor is controlled to drive the screw rod to rotate, and the screw rod rotates to drive the moving block to move up and down, so that the height of the positioning frame is adjusted.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. this automatic positioning mechanism for linear guide grinder sets up vertical push rod through in the locating rack to the cooperation sets up layer board, extension board, infrared inductor isotructure, and when carrying out positioning work, places the work piece on the layer board, and control horizontal push rod promotes splint to clip the work piece, and the extension board is to the inside removal of layer board, and at this moment, whether there is the work piece at infrared inductor response splint top, that is whether the work piece top surface exceeds the splint top surface. When the infrared sensor does not sense the workpiece, a signal is transmitted to the controller, the controller controls the vertical push rod to push the supporting plate upwards, so that the workpiece moves upwards, and when the infrared sensor senses the workpiece, the vertical push rod stops working. So, alright avoid work piece thickness less time, splint highly be greater than work piece thickness, the grinding machanism can't polish the problem of work piece top surface, and device suitability is stronger.
2. This automatic positioning mechanism for linear guide grinder is through seting up the recess in the both sides of layer board to the cooperation installation extension board, when fixing a position the work piece, splint can be continuous the inboard spring of compression extension board to the in-process that the work piece removed, and the extension board then moves to the layer board inside along with it, and extension board cooperation layer board supports the work piece bottom surface, has avoided the layer board width limited, the problem that the work piece bottom surface supported inadequately.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic perspective view of a positioning structure according to the present utility model;
FIG. 3 is a schematic view of a positioning structure of the present utility model in cross section;
fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.
In the figure: the device comprises a 1-machine tool, a 2-positioning structure, a 3-base, a 4-motor, a 5-screw rod, a 6-moving block, a 7-horizontal push rod, an 8-positioning frame, a 9-fixed plate, a 10-movable rod, a 11-clamping plate, a 12-infrared sensor, a 13-vertical push rod, a 14-supporting plate and a 15-expansion plate.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1-4, the utility model comprises a machine tool 1, wherein a positioning structure 2 is arranged in the machine tool 1, the positioning structure 2 comprises a base 3, a motor 4 is arranged in the base 3, a screw rod 5 is fixedly connected to an output shaft of the motor 4, a moving block 6 is connected to the screw rod 5 in a threaded manner, a horizontal push rod 7 is arranged on the inner side of the moving block 6, a positioning frame 8 is arranged below the horizontal push rod 7, a fixed plate 9 is fixedly connected to the tail end of a piston rod of the horizontal push rod 7, a movable rod 10 is inserted on the fixed plate 9, one end of the movable rod 10 is fixedly connected with a clamping plate 11, an infrared sensor 12 is arranged at the top of the clamping plate 11, a vertical push rod 13 is arranged at the bottom of the positioning frame 8, a supporting plate 14 is fixedly connected to the top of a piston rod of the vertical push rod 13, and expansion plates 15 are movably connected to two sides of the supporting plate 14.
Example 1: the machine tool 1 comprises a main frame, a linear guide rail and a polishing mechanism, and the positioning structure 2 is fixedly connected inside the machine tool 1. The base 3 is internally provided with a mounting groove, and the top end of the screw rod 5 is rotationally connected with the base 3 through a bearing. The machine tool 1 is used for polishing a workpiece to be processed, and grinding the surface of the workpiece by using a grinding tool. The main frame portion is used for supporting the upper structure and providing a mounting space for the power member. The linear guide rail is used for guiding the polishing mechanism to move, and the polishing mechanism is responsible for polishing the workpiece. The positioning mechanism 2 is used for positioning the workpiece and preventing the workpiece from being displaced in the polishing process, so that the polishing quality problem is caused. The base 3 is used for supporting a positioning component on the upper portion of the base, the motor 4 is used for driving the screw rod 5 to rotate, the screw rod 5 is used for driving the moving block 6 to move up and down, and therefore the height of the positioning frame 8 can be adjusted to adapt to different workpieces.
Example 2: the locating rack 8 is sleeved on the horizontal push rod 7, and the locating rack 8 adopts a U-shaped structure. The movable rod 10 is sleeved with a spring, and the tail end of the movable rod 10 is fixedly connected with a limiting block. The horizontal push rod 7 is used for driving the clamping plates 11 to move left and right so as to adjust the distance between the two clamping plates 11, so that the workpiece is clamped. The locating rack 8 is used for supporting the vertical push rod 13, guarantees the stability of vertical push rod 13. The fixed plate 9 acts as a transition assembly, transmitting kinetic energy between the movable rod 10 and the horizontal push rod 7. The movable rod 10 transmits kinetic energy between the clamping plate 11 and the fixed plate 9. The spring sleeved on the movable rod 10 can buffer the clamping plate 11, so that the damage to the workpiece caused by overlarge pressure of the horizontal push rod 7 is avoided.
Example 3: the inner side of the clamping plate 11 is provided with an anti-slip pad, and the locating frame 8 is internally provided with a controller. Grooves are formed in two sides of the supporting plate 14, and the expansion plate 15 is movably connected with the supporting plate 14 through springs. The clamping plate 11 is used for clamping the workpiece, positioning the workpiece and ensuring that the workpiece cannot displace during polishing. The inner anti-slip pad can prevent the workpiece from slipping, and also buffer the workpiece, so as to prevent the clamping plate 11 from damaging the workpiece. The infrared sensor 12 can sense whether the top of the clamping plate 11 is provided with a workpiece or not, signals are transmitted to the controller, the controller can control the start and stop of the vertical push rod 13, the vertical push rod 13 can drive the supporting plate 14 to move up and down, and the expansion plate 15 can stretch out and draw back at two sides of the supporting plate 14 so as to ensure the stability of the bottom of the workpiece. When the workpiece is required to be positioned, the workpiece is placed on the supporting plate 14, the horizontal push rod 7 is controlled to push the clamping plate 11 to clamp the workpiece, the expansion plate 15 moves towards the inside of the supporting plate 14, and at the moment, the infrared sensor 12 senses whether the workpiece exists at the top of the clamping plate 11, namely, whether the top surface of the workpiece is higher than the top surface of the clamping plate 11. When the infrared sensor 12 does not sense a workpiece, a signal is transmitted to the controller, the controller controls the vertical push rod 13 to push the supporting plate 14 upwards, so that the workpiece moves upwards, and when the infrared sensor 12 senses the workpiece, the vertical push rod 13 stops working. According to the requirement, the motor 4 is controlled to drive the screw rod 5 to rotate, and the screw rod 5 rotates to drive the moving block 6 to move up and down, so that the height of the positioning frame 8 is adjusted.
The working principle of the utility model is as follows:
s1, placing a workpiece on a supporting plate 14, controlling a horizontal push rod 7 to push a clamping plate 11 to clamp the workpiece, and moving an expansion plate 15 towards the inside of the supporting plate 14, wherein an infrared sensor 12 senses whether the workpiece exists at the top of the clamping plate 11, namely, whether the top surface of the workpiece is higher than the top surface of the clamping plate 11;
s2, when the infrared sensor 12 does not sense a workpiece, a signal is transmitted to the controller, the controller controls the vertical push rod 13 to push the supporting plate 14 upwards, so that the workpiece moves upwards, and when the infrared sensor 12 senses the workpiece, the vertical push rod 13 stops working;
s3, according to the requirement, the motor 4 is controlled to drive the screw rod 5 to rotate, and the screw rod 5 rotates to drive the moving block 6 to move up and down, so that the height of the positioning frame 8 is adjusted.
Compared with the prior art, the utility model has the following beneficial effects compared with the prior art:
1. this automatic positioning mechanism for linear guide grinding machine sets up vertical push rod 13 through in locating rack 8 to the cooperation sets up structures such as layer board 14, extension board 15, infrared inductor 12, when carrying out positioning work, places the work piece on layer board 14, and control horizontal push rod 7 promotes splint 11 and cliies the work piece, and extension board 15 moves to layer board 14 inside, and at this moment, whether infrared inductor 12 response splint 11 top has the work piece, and whether the work piece top surface is higher than splint 11 top surface promptly. When the infrared sensor 12 does not sense a workpiece, a signal is transmitted to the controller, the controller controls the vertical push rod 13 to push the supporting plate 14 upwards, so that the workpiece moves upwards, and when the infrared sensor 12 senses the workpiece, the vertical push rod 13 stops working. So, alright avoid work piece thickness less time, splint 11 highly are greater than work piece thickness, and grinding machanism can't polish the problem of work piece top surface, and device suitability is stronger.
2. According to the automatic positioning mechanism for the linear guide rail grinding machine, the grooves are formed in the two sides of the supporting plate 14, the expansion plates 15 are matched, when a workpiece is positioned, the clamping plate 11 continuously compresses the springs on the inner sides of the expansion plates 15 in the process of moving towards the workpiece, the expansion plates 15 move towards the inside of the supporting plate 14 along with the springs, the expansion plates 15 are matched with the supporting plate 14 to support the bottom surface of the workpiece, and the problems that the width of the supporting plate 14 is limited and the bottom surface of the workpiece is not supported enough are avoided.
Claims (7)
1. An automatic positioning mechanism for a linear guide rail grinding machine comprises a machine tool (1); the automatic positioning device is characterized in that a positioning structure (2) is arranged inside the machine tool (1), the positioning structure (2) comprises a base (3), a motor (4) is arranged in the base (3), a screw rod (5) is fixedly connected to an output shaft of the motor (4), a moving block (6) is connected to the screw rod (5) in a threaded mode, a horizontal push rod (7) is arranged on the inner side of the moving block (6), a positioning frame (8) is arranged below the horizontal push rod (7), a fixing plate (9) is fixedly connected to the tail end of a piston rod of the horizontal push rod (7), a movable rod (10) is inserted into the fixing plate (9), a clamping plate (11) is fixedly connected to one end of the movable rod (10), an infrared inductor (12) is arranged at the top of the clamping plate (11), a vertical push rod (13) is arranged at the bottom of the positioning frame, a supporting plate (14) is fixedly connected to the top of the piston rod of the vertical push rod (13), and expansion plates (15) are movably connected to the two sides of the supporting plate (14).
2. An automatic positioning mechanism for linear guide grinder as set forth in claim 1, wherein: the machine tool (1) comprises a main frame, a linear guide rail and a polishing mechanism, and the positioning structure (2) is fixedly connected inside the machine tool (1).
3. An automatic positioning mechanism for linear guide grinder as set forth in claim 2, wherein: the base (3) is internally provided with a mounting groove, and the top end of the screw rod (5) is rotationally connected with the base (3) through a bearing.
4. An automatic positioning mechanism for linear guide grinder as set forth in claim 3, wherein: the locating rack (8) cup joints on horizontal push rod (7), locating rack (8) adopts U-shaped structure.
5. An automatic positioning mechanism for linear guide grinder as set forth in claim 4, wherein: the movable rod (10) is sleeved with a spring, and the tail end of the movable rod (10) is fixedly connected with a limiting block.
6. An automatic positioning mechanism for a linear guide grinder as set forth in claim 5, wherein: the inner side of the clamping plate (11) is provided with an anti-slip pad, and the locating frame (8) is internally provided with a controller.
7. An automatic positioning mechanism for a linear guide grinder as set forth in claim 6, wherein: grooves are formed in two sides of the supporting plate (14), and the expansion plate (15) is movably connected with the supporting plate (14) through springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321008366.4U CN220051129U (en) | 2023-04-28 | 2023-04-28 | Automatic positioning mechanism for linear guide rail grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321008366.4U CN220051129U (en) | 2023-04-28 | 2023-04-28 | Automatic positioning mechanism for linear guide rail grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220051129U true CN220051129U (en) | 2023-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321008366.4U Active CN220051129U (en) | 2023-04-28 | 2023-04-28 | Automatic positioning mechanism for linear guide rail grinding machine |
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| Country | Link |
|---|---|
| CN (1) | CN220051129U (en) |
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2023
- 2023-04-28 CN CN202321008366.4U patent/CN220051129U/en active Active
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