CN220762240U - Feeding mechanism - Google Patents

Abstract

The utility model relates to the technical field of machining equipment, in particular to a feeding mechanism, which comprises a shell and a moving assembly, wherein the moving assembly comprises a connecting rod, a first gear, an upper clamping plate, a lower clamping plate and a connecting block, the connecting block is in sliding connection with the shell and is positioned on one side of the shell, the upper clamping plate and the lower clamping plate are fixedly connected with the connecting block and are respectively positioned at two ends of the connecting block, one end of the connecting rod is rotationally connected with the shell and is positioned on one side of the shell, the first gear is fixedly connected with the other end of the connecting rod and is positioned between the upper clamping plate and the lower clamping plate, and the problem that in the prior art, a handle is required to be rotated in different directions by the back and forth movement of a screw rod is quite troublesome is solved through the arrangement of the structure.

Description

Feeding mechanism

Technical Field

The utility model relates to the technical field of machining equipment, in particular to a feeding mechanism.

Background

When the centerless grinder processes a workpiece, a control handle for adjusting the feeding direction of the workpiece to the grinding wheel is generally arranged behind a sliding seat, and a worker often cannot conveniently observe the grinding condition of the workpiece and the grinding wheel during operation. In addition, when the workpiece feeding amount is regulated, the feeding amount is generally controlled according to the pitch of the regulating screw rod, and the feeding amount is equal to the pitch length of the screw rod when the regulating hand wheel rotates for one circle.

In the prior art, patent (CN 217194732U) mentions a feeding structure of a grinding machine, which comprises a support frame, wherein a grinding wheel is rotationally arranged on the support frame, a sliding seat is slidingly arranged on the support frame, a screw rod is rotationally arranged on the sliding seat, the screw rod is in threaded connection with the support frame, one end of the screw rod is provided with a feeding hand wheel, and a feeding handle is arranged on the feeding hand wheel; the sliding seat is further rotationally provided with a worm, the screw rod is provided with a gear, one end of the worm is provided with a thread section, the thread section is meshed with the gear, the other end of the worm is provided with a fine adjustment hand wheel, the fine adjustment hand wheel is provided with a fine adjustment handle, the sliding amplitude of the sliding seat is adjusted, the processing efficiency of a workpiece is ensured, and meanwhile the grinding wheel can be prevented from being damaged.

However, in the above prior art, the handle needs to be rotated in different directions for the back and forth movement of the screw rod, which is very troublesome.

Disclosure of Invention

The utility model aims to provide a feeding mechanism which solves the problem that in the prior art, a handle needs to be rotated to different directions for the back and forth movement of a screw rod, so that the problem of inconvenience is solved.

In order to achieve the above purpose, the utility model provides a feeding mechanism, which comprises a shell and a moving assembly, wherein the moving assembly comprises a connecting rod, a first gear, an upper clamping plate, a lower clamping plate and a connecting block, the connecting block is in sliding connection with the shell and is positioned on one side of the shell, the upper clamping plate and the lower clamping plate are fixedly connected with the connecting block and are respectively positioned at two ends of the connecting block, one end of the connecting rod is rotatably connected with the shell and is positioned on one side of the shell, and the first gear is fixedly connected with the other end of the connecting rod and is positioned between the upper clamping plate and the lower clamping plate.

The upper clamping plate and the lower clamping plate are respectively provided with groove teeth on opposite surfaces, half-circle meshing teeth are arranged on the surface of the first gear, and the first gear is respectively meshed with the upper clamping plate and the lower clamping plate.

The feeding mechanism further comprises a polishing assembly, the polishing assembly comprises two supporting plates, a central shaft, a first motor and a sander, one ends of the two supporting plates are fixedly connected with the connecting blocks and are respectively located on two sides of the connecting blocks, two ends of the central shaft are respectively connected with the corresponding supporting plates in a rotating mode and located between the two supporting plates, the first motor is fixedly connected with the corresponding supporting plates and located at one end of the supporting plates, the output end of the first motor is fixedly connected with the central shaft, and the sander is fixedly connected with the central shaft and located at the middle section of the central shaft.

The feeding mechanism further comprises a fixing block and a handle, wherein the fixing block is fixedly connected with the shell, is located in the shell, is triangular, the upper end of the fixing block is provided with a limiting hole, the fixing block is sleeved on the surface of the connecting rod, and the handle is fixedly connected with the connecting rod and located on the outer side of the shell.

The feeding mechanism further comprises a rotating assembly, the rotating assembly comprises a second motor, a telescopic column and a second gear, the second motor is fixedly connected with the shell and is located on the outer side of the shell, one end of the telescopic column is fixedly connected with the output end of the second motor, the other end of the telescopic column is fixedly connected with the second gear, the surface of the second gear is provided with half-circle groove teeth, and the second gear is respectively meshed with the upper clamping plate and the lower clamping plate.

The feeding mechanism comprises a shell, wherein the connecting block is positioned on one side of the shell, the upper clamping plate and the lower clamping plate are respectively positioned at two ends of the connecting block, one end of the connecting rod is rotationally connected with the shell and positioned on one side of the shell, the first gear is fixedly connected with the other end of the connecting rod and positioned between the upper clamping plate and the lower clamping plate, the connecting block is meshed with the upper clamping plate firstly to drive the connecting block to one direction and then meshed with the lower clamping plate, and the connecting block is brought back, so that the connecting block can reciprocate forwards and backwards only by rotating the first gear to one direction, and the advantage of simplicity and convenience in operation is obtained.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic overall structure of a first embodiment of the present utility model.

Fig. 2 is a schematic structural view of the inside of the first embodiment of the present utility model.

Fig. 3 is a rear view of the interior of the first embodiment of the present utility model.

Fig. 4 is a schematic overall structure of a second embodiment of the present utility model.

Fig. 5 is a schematic view of the structure of the inside of a second embodiment of the present utility model.

101-shell, 102-fixed block, 103-handle, 104-connecting rod, 105-first gear, 106-upper clamping plate, 107-lower clamping plate, 108-connecting block, 109-supporting plate, 110-central shaft, 111-first motor, 112-sander, 113-grooved tooth, 201-second motor, 202-telescopic column, 203-second gear.

Detailed Description

The following detailed description of embodiments of the utility model, examples of which are illustrated in the accompanying drawings and, by way of example, are intended to be illustrative, and not to be construed as limiting, of the utility model.

First embodiment:

referring to fig. 1 to 3, fig. 1 is a schematic overall structure of a first embodiment of the present utility model, fig. 2 is a schematic internal structure of the first embodiment of the present utility model, and fig. 3 is a rear view of the first embodiment of the present utility model.

The utility model provides a feeding mechanism which comprises a shell 101, a fixed block 102, a handle 103, a motion assembly and a polishing assembly, wherein the motion assembly comprises a connecting rod 104, a first gear 105, an upper clamping plate 106, a lower clamping plate 107 and a connecting block 108, the polishing assembly comprises two supporting plates 109, a central shaft 110, a first motor 111 and a polisher 112, and the problem that the handle needs to be rotated in different directions when the screw rod moves back and forth is solved through the scheme.

For this embodiment, the connecting block 108 is slidably connected to the housing 101 and is located on one side of the housing 101, the upper clamping plate 106 and the lower clamping plate 107 are fixedly connected to the connecting block 108 and are located at two ends of the connecting block 108 respectively, one end of the connecting rod 104 is rotatably connected to the housing 101 and is located on one side of the housing 101, the first gear 105 is fixedly connected to the other end of the connecting rod 104 and is located between the upper clamping plate 106 and the lower clamping plate 107, and the first gear 105 rotates to drive the upper clamping plate 106 and the lower clamping plate 107 so that the connecting block 108 moves.

The opposite surfaces of the upper clamping plate 106 and the lower clamping plate 107 are respectively provided with groove teeth 113, the surface of the first gear 105 is provided with half-circle meshing teeth, the first gear 105 is respectively meshed with the upper clamping plate 106 and the lower clamping plate 107, the first gear 105 rotates to be meshed with the upper clamping plate 106 to drive the connecting block 108 in one direction, and then meshed with the lower clamping plate 107 to bring the connecting block 108 back.

Secondly, one end of each of the two support plates 109 is fixedly connected with the corresponding connection block 108 and is respectively located at two sides of the connection block 108, two ends of the central shaft 110 are respectively rotatably connected with the corresponding support plates 109 and are located between the two support plates 109, the first motor 111 is fixedly connected with the corresponding support plates 109 and is located at one end of the support plates 109, an output end of the first motor 111 is fixedly connected with the central shaft 110, the sander 112 is fixedly connected with the central shaft 110 and is located at the middle section of the central shaft 110, the first motor 111 is started, the sander 112 rotates, and objects are polished.

Meanwhile, the fixing block 102 is fixedly connected with the housing 101 and is located inside the housing 101, the fixing block 102 is in a triangular arrangement, a limiting hole is formed in the upper end of the fixing block 102, the fixing block 102 is sleeved on the surface of the connecting rod 104, the handle 103 is fixedly connected with the connecting rod 104 and located on the outer side of the housing 101, the handle 103 is rotated, the connecting column is fixed by the fixing piece, and the first gear 105 is rotated.

In the use of the present utility model, the handle 103 is rotated, the first gear 105 is rotated, engaged with the upper clamping plate 106, to drive the connection block 108 in a direction, then engaged with the lower clamping plate 107, to bring the connection block 108 back, the first motor 111 is started, and the sander 112 is rotated to repeatedly polish the object.

Second embodiment:

referring to fig. 4 and 5, fig. 4 is a schematic overall structure of a second embodiment of the present utility model, and fig. 5 is a schematic internal structure of the second embodiment of the present utility model.

On the basis of the first embodiment, the utility model provides a feeding mechanism, and further comprises a rotating assembly, wherein the rotating assembly comprises a second motor 201, a telescopic column 202 and a second gear 203, and through the arrangement of the structure, the problem that when polishing is too long, the handle 103 is quite troublesome to rotate is solved.

For this embodiment, the second motor 201 is fixedly connected to the housing 101, and is located on the outer side of the housing 101, one end of the telescopic column 202 is fixedly connected to the output end of the second motor 201, the other end of the telescopic column 202 is fixedly connected to the second gear 203, the surface of the second gear 203 has half-circle meshing teeth, the second gear 203 is respectively meshed with the upper clamping plate 106 and the lower clamping plate 107, after the position of the object is determined, the telescopic column 202 is unfolded, the second gear 203 enters between the upper clamping plate 106 and the lower clamping plate 107, the second motor 201 is started, and the second gear 203 drives the upper clamping plate 106 and the lower clamping plate 107 to move sequentially.

When the utility model is used, after the position of the object is determined, the telescopic column 202 is unfolded, the second gear 203 enters between the upper clamping plate 106 and the lower clamping plate 107, the second motor 201 is started, the second gear 203 drives the upper clamping plate 106 and the lower clamping plate 107 to move in sequence, the first motor 111 is started, and the sander 112 rotates to polish the object repeatedly.

The foregoing disclosure is only illustrative of one or more preferred embodiments of the present application and is not intended to limit the scope of the claims hereof, as it is to be understood by those skilled in the art that all or part of the process of implementing the described embodiment may be practiced otherwise than as specifically described and illustrated by the appended claims.

Claims (5)

1. A feeding mechanism comprises a shell and is characterized in that,

still include the motion subassembly, the motion subassembly includes connecting rod, first gear, goes up cardboard, lower cardboard and connecting block, the connecting block with casing sliding connection, and be located one side of casing, go up the cardboard with lower cardboard with connecting block fixed connection, and be located respectively the both ends of connecting block, the one end of connecting rod with the casing rotates to be connected, and is located one side of casing, first gear with the other end fixed connection of connecting rod, and be located go up the cardboard with between the cardboard down.

2. The feed mechanism as recited in claim 1, wherein,

the opposite surfaces of the upper clamping plate and the lower clamping plate are provided with groove teeth, the surface of the first gear is provided with half-circle meshing teeth, and the first gear is respectively meshed with the upper clamping plate and the lower clamping plate.

3. The feed mechanism as recited in claim 2, wherein,

the feeding mechanism further comprises a polishing assembly, the polishing assembly comprises two supporting plates, a central shaft, a first motor and a sander, one ends of the two supporting plates are fixedly connected with the connecting blocks and are respectively located on two sides of the connecting blocks, two ends of the central shaft are respectively connected with the corresponding supporting plates in a rotating mode and located between the two supporting plates, the first motor is fixedly connected with the corresponding supporting plates and located at one end of the supporting plates, the output end of the first motor is fixedly connected with the central shaft, and the sander is fixedly connected with the central shaft and located at the middle section of the central shaft.

4. The feed mechanism as recited in claim 3, wherein,

the feeding mechanism further comprises a fixed block and a handle, wherein the fixed block is fixedly connected with the shell, is positioned in the shell, is triangular, is provided with a limiting hole at the upper end, is sleeved on the surface of the connecting rod, and is fixedly connected with the connecting rod and positioned on the outer side of the shell.

5. The feed mechanism as recited in claim 4, wherein,

the feeding mechanism further comprises a rotating assembly, the rotating assembly comprises a second motor, a telescopic column and a second gear, the second motor is fixedly connected with the shell and is located on the outer side of the shell, one end of the telescopic column is fixedly connected with the output end of the second motor, the other end of the telescopic column is fixedly connected with the second gear, the surface of the second gear is provided with half-circle groove teeth, and the second gear is respectively meshed with the upper clamping plate and the lower clamping plate.