CN210335517U - Reciprocating structure - Google Patents
Reciprocating structure Download PDFInfo
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- CN210335517U CN210335517U CN201921170218.6U CN201921170218U CN210335517U CN 210335517 U CN210335517 U CN 210335517U CN 201921170218 U CN201921170218 U CN 201921170218U CN 210335517 U CN210335517 U CN 210335517U
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- reciprocating
- carrier plate
- screw rod
- reciprocating motion
- support plate
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Abstract
The utility model discloses a reciprocating motion structure, including removing support plate, fixed support plate and reciprocating motion mechanism, reciprocating motion mechanism drive removes the support plate and is reciprocating motion for fixed support plate. The movable carrier plate is connected above the fixed carrier plate through a slide block and slide rail assembly; the reciprocating mechanism comprises a speed reducing motor, a reciprocating screw rod and a transmission block; the transmission block is sleeved on the outer circumference of the reciprocating screw rod and is in transmission connection, and the upper end part of the transmission block is fixedly connected with the lower end of the movable carrier plate; the speed reduction motor drives the reciprocating screw rod to rotate, so that the transmission block makes linear reciprocating motion along the axial direction of the reciprocating screw rod, and the movable support plate is driven to make linear reciprocating motion. The reciprocating structure can be installed on grinding equipment, is suitable for deburring, grinding and polishing of small and medium-sized workpieces, and can effectively avoid a grinding product blind area due to the moving magnetic field; the reciprocating mechanism drives the magnetic disc to reciprocate, so that deburring and grinding can be realized, and the polishing efficiency of the product is effectively improved.
Description
Technical Field
The utility model relates to a production facility technical field specifically is a reciprocating motion structure.
Background
In mechanical processing, after a workpiece is finished through processing modes such as turning, milling, planing and the like, burrs are generated on the surface of the workpiece in the processing processes, and the quality and the effect of use are affected in the using process of people, so that the workpiece needs to be subjected to deburring treatment. The surface finishing process for workpiece features that the workpiece, abrasive and additive are put in a container of grinder, and the workpiece and abrasive are moved and ground by easy vibration for grinding. When small and medium-sized workpieces are deburred, ground and polished, a magnetic grinding generator in the conventional grinding equipment is fixedly arranged below a grinding container, so that the grinding angle is limited, and the product is not uniformly ground.
Disclosure of Invention
The utility model discloses the purpose is: the reciprocating mechanism for the grinding equipment is suitable for deburring, grinding and polishing small and medium workpieces, and a moving magnetic field can effectively avoid a grinding product blind area.
The technical scheme of the utility model is that: a reciprocating structure comprises a movable carrier plate, a fixed carrier plate and a reciprocating mechanism, wherein the reciprocating mechanism drives the movable carrier plate to reciprocate relative to the fixed carrier plate; the movable carrier plate is connected above the fixed carrier plate through a slide block and slide rail assembly; the reciprocating mechanism comprises a speed reducing motor, a reciprocating screw rod and a transmission block; the transmission block is sleeved on the outer circumference of the reciprocating screw rod and is in transmission connection, and the upper end part of the transmission block is fixedly connected with the lower end of the movable carrier plate; the speed reduction motor drives the reciprocating screw rod to rotate, so that the transmission block makes linear reciprocating motion along the axial direction of the reciprocating screw rod, and the movable support plate is driven to make linear reciprocating motion.
Preferably, the slide block and slide rail assembly consists of a slide block and a slide rail; the slide block is fixedly connected to the lower end of the movable carrier plate, and the slide rail is fixedly connected to the upper end of the fixed carrier plate; the slide rail is parallel to the axis of the reciprocating screw rod.
Preferably, the two groups of sliding block sliding rail assemblies are symmetrically arranged at two side ends of the movable carrier plate and the fixed carrier plate; the design of the slide rail is used for guiding the movable carrier plate to stably move on the fixed carrier plate, and the stability of the whole reciprocating mechanism is ensured.
Preferably, a hollow groove is formed in the middle of the fixed carrier plate, and the upper end of the transmission block penetrates through the hollow groove to be fixedly connected with the lower end of the movable carrier plate.
Preferably, a magnetic disk is connected above the movable carrier plate through a flange; and a grinding motor is connected below the magnetic disk.
Preferably, at least two inductors are fixedly arranged on the fixed carrier plate; the inductors are positioned at two ends of the limit stroke of the movable carrier plate; sheet metal parts are fixedly arranged at the positions, matched with the sensor, of the two side ends of the moving direction of the moving carrier plate; when the inductor senses the sheet metal part, the rotating direction of the speed reducing motor is changed, and then the movable carrier plate is controlled to perform reversing motion.
The utility model has the advantages that:
1. the main structure of the reciprocating structure is a reciprocating screw rod, and the reciprocating screw rod can enable the transmission block to drive the movable support plate to realize reciprocating motion on the premise of not changing the rotation direction of the main shaft of the speed reducing motor 4. Therefore, the reciprocating mechanism has simple structure and convenient operation;
2. the reciprocating structure can be installed on grinding equipment, is suitable for deburring, grinding and polishing work of small-sized workpieces and medium-sized workpieces, and can effectively avoid a grinding product blind area due to the moving magnetic field; the reciprocating mechanism drives the magnetic disc to reciprocate, so that deburring and grinding can be realized, and the polishing efficiency of the product is effectively improved.
Drawings
The invention will be further described with reference to the following drawings and examples:
FIG. 1 is a schematic perspective view of a reciprocating structure according to an embodiment;
FIG. 2 is a schematic top view of a reciprocating structure in an example embodiment;
FIG. 3 is a schematic view of another angular perspective of a reciprocating structure of an example embodiment;
FIG. 4 is an enlarged view of the point A in FIG. 3;
wherein: 1. moving the carrier plate; 2. fixing the carrier plate; 21. hollowing out the grooves; 3. a slider slide rail assembly; 31. a slider; 32. a slide rail; 4. a reduction motor; 5. a reciprocating screw rod; 6. a transmission block; 7. a flange; 8. a magnetic disk; 9. a grinding motor.
Detailed Description
Example (b):
the reciprocating structure shown in fig. 1-4 comprises a movable carrier plate 1, a fixed carrier plate 2 and a reciprocating mechanism, wherein the reciprocating mechanism drives the movable carrier plate 1 to reciprocate relative to the fixed carrier plate 2, and the movable carrier plate 1 is connected above the fixed carrier plate 2 through a sliding block and sliding rail assembly 3; the reciprocating mechanism comprises a speed reducing motor 4, a reciprocating screw rod 5 and a transmission block 6; the transmission block 6 is sleeved on the outer circumference of the reciprocating screw rod 5 and is in transmission connection, and the upper end part of the transmission block is fixedly connected with the lower end of the movable carrier plate 1; the reciprocating screw rod 5 is a form of a three-dimensional cam pair, and is represented by two thread grooves with the same thread pitch and opposite rotation directions, two ends of the thread grooves are connected by transition curves, and the side surfaces of the thread grooves push the transmission blocks 6 arranged in the thread grooves to do axial linear reciprocating motion through the rotation of the reciprocating screw rod 5, so that the movable carrier plate 1 is driven to do linear reciprocating motion.
The sliding block and sliding rail component 3 consists of a sliding block 31 and a sliding rail 32; the slide block 31 is fixedly connected to the lower end of the movable carrier plate 1, and the slide rail 32 is fixedly connected to the upper end of the fixed carrier plate 2; the slide rail 32 is parallel to the axis of the reciprocating screw rod 5.
To further explain the above scheme, there are two sets of the slide block and slide rail assemblies 3 symmetrically disposed at two side ends of the movable carrier plate 1 and the fixed carrier plate 2; the design of the slide rail is used for guiding the movable carrier plate to stably move on the fixed carrier plate, and the stability of the whole reciprocating mechanism is ensured.
The middle part of the fixed carrier plate 2 is provided with a hollow groove 21, and the upper end part of the transmission block 6 penetrates through the hollow groove 21 and is fixedly connected with the lower end of the movable carrier plate 1. The hollow-out groove 21 ensures the operating space of the transmission block 6.
A magnetic disk 8 is connected above the movable carrier plate 1 through a flange 7; a grinding motor 9 is connected below the magnetic disk 8. Therefore, the reciprocating structure drives the magnetic disc to form a moving magnetic field, is suitable for deburring, grinding and polishing of small-sized and medium-sized workpieces, and can effectively avoid a grinding product blind area.
At least two inductors 10 are fixedly arranged on the fixed carrier plate 2; the inductors 10 are positioned at two ends of the limit stroke of the movable carrier plate 1; sheet metal parts 11 are fixedly arranged at the positions, matched with the inductor 10, of the two side ends of the moving direction of the moving carrier plate 1; when the inductor 10 induces the sheet metal part 11, the rotation direction of the speed reduction motor 4 is changed, and the moving carrier plate 1 is controlled to perform reversing movement. The inductor 10 and the sheet metal part 11 further limit the moving stroke of the moving carrier plate 1, reduce the loss of the reciprocating screw rod 5 when the two end parts run, and effectively prolong the service life of the whole machine.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical concepts of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a reciprocating motion structure, is including removing support plate (1), fixed support plate (2) and reciprocating motion mechanism, reciprocating motion mechanism drive removes support plate (1) and does reciprocating motion, its characterized in that for fixed support plate (2): the movable carrier plate (1) is connected above the fixed carrier plate (2) through a slide block and slide rail assembly (3); the reciprocating mechanism comprises a speed reducing motor (4), a reciprocating screw rod (5) and a transmission block (6); the transmission block (6) is sleeved on the outer circumference of the reciprocating screw rod (5) and is in transmission connection, and the upper end part of the transmission block is fixedly connected with the lower end of the movable carrier plate (1); the speed reducing motor (4) drives the reciprocating screw rod (5) to rotate, so that the transmission block (6) makes linear reciprocating motion along the axial direction of the reciprocating screw rod (5), and the movable support plate (1) is driven to make linear reciprocating motion.
2. A reciprocating structure as defined in claim 1, wherein: the sliding block and sliding rail assembly (3) consists of a sliding block (31) and a sliding rail (32); the sliding block (31) is fixedly connected to the lower end of the movable carrier plate (1), and the sliding rail (32) is fixedly connected to the upper end of the fixed carrier plate (2); the slide rail (32) is parallel to the axis of the reciprocating screw rod (5).
3. A reciprocating structure as defined in claim 2, wherein: the two groups of sliding block sliding rail assemblies (3) are symmetrically arranged at two side ends of the movable carrier plate (1) and the fixed carrier plate (2).
4. A reciprocating structure as defined in claim 1, wherein: the middle part of the fixed carrier plate (2) is provided with a hollow groove (21), and the upper end part of the transmission block (6) penetrates through the hollow groove (21) to be fixedly connected with the lower end of the movable carrier plate (1).
5. A reciprocating structure as defined in claim 4, wherein: a magnetic disc (8) is connected above the movable carrier plate (1) through a flange (7); and a grinding motor (9) is connected below the magnetic disc (8).
6. A reciprocating structure as defined in any one of claims 1 to 5, wherein: at least two inductors (10) are fixedly arranged on the fixed carrier plate (2); the inductors (10) are positioned at two ends of the limit stroke of the movable carrier plate (1); sheet metal parts (11) are fixedly arranged at the positions, matched with the inductor (10), of the two side ends of the moving direction of the moving carrier plate (1); when the inductor (10) induces the sheet metal part (11), the rotating direction of the speed reducing motor (4) is changed, and then the movable carrier plate (1) is controlled to perform reversing motion.
Priority Applications (1)
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CN201921170218.6U CN210335517U (en) | 2019-07-24 | 2019-07-24 | Reciprocating structure |
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CN201921170218.6U CN210335517U (en) | 2019-07-24 | 2019-07-24 | Reciprocating structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113484121A (en) * | 2021-06-28 | 2021-10-08 | 同济大学 | Separation and purification device and separation and purification method based on dynamic magnetic field |
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2019
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113484121A (en) * | 2021-06-28 | 2021-10-08 | 同济大学 | Separation and purification device and separation and purification method based on dynamic magnetic field |
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