Woodworking flat drill grinder with two-side and front clamp structure

Abstract

The invention discloses a woodworking flat drill grinder with a two-side and front-mouth clamp structure, comprising a bracket, a two-side and front-mouth clamp structure fixed in the middle of a processing platform, a grinding motor fixed on a motor seat, a grinding wheel fixed on the main shaft of the grinding motor, a two-side and front-mouth clamp structure comprising a mounting base plate, a vertical support plate fixed in the middle of the mounting base plate, a horizontal bearing plate fixed on the top of the vertical support plate, a front-mouth clamp base plate fixed at the rear end of the mounting base plate, a rear positioning auxiliary plate fixed at the rear end of a cylinder mounting plate, a lifting cylinder fixed on the bottom surface of the cylinder mounting plate, a rear positioning block fixed on the top of the piston shaft of the lifting cylinder, a side clamp structure arranged on the horizontal bearing plate, and a front-mouth clamp structure arranged on the mounting base plate. The structural arrangement of the invention is reasonable, positioning is achieved effectively and quickly, and processing of two side surfaces, the front mouth and the shoulder is achieved, which is conducive to improving processing efficiency and processing quality, and has strong applicability and good practicality.

Description

Technical Field

[0001] The invention belongs to the technical field of woodworking flat drill grinders, and in particular relates to a woodworking flat drill grinder with a clamp structure on both sides and a front opening. Background Art

[0002] A woodworking flat drill grinder is a common processing equipment, which is mainly composed of a base, a clamp structure and a grinding motor. However, in the prior art, due to the limited structure of the clamp structure, only one side can be processed after clamping, and re-clamping and positioning are required when processing the other side, which not only affects the processing efficiency, but also greatly reduces the processing accuracy. At the same time, it will also increase the labor intensity of workers, so the applicability and practicality are limited. Summary of the invention

[0003] The purpose of the present invention is to provide a woodworking flat drill grinder with a reasonable structural arrangement and strong practicability and a two-side and front-mouth clamp structure.

[0004] The technical solution to achieve the purpose of the present invention is a woodworking flat drill grinder with a two-side and front-mouth clamp structure, including a bracket, a processing platform is fixed on the top of the bracket, and the two-side and front-mouth clamp structures are fixed in the middle of the processing platform. Two motor seats are arranged on the processing platform, and a grinding motor is fixed on the motor seat. A grinding wheel is fixed on the main shaft of the grinding motor. The motor seat is symmetrically arranged with the two-side and front-mouth clamp structure as the center line. The two-side and front-mouth clamp structure includes a mounting base plate, and a vertical support plate is fixed in the middle of the mounting base plate. A transverse bearing plate is fixed on the top of the vertical support plate, and the transverse bearing plate is parallel to the mounting base plate. A front clamp base plate is fixed to the rear end of the mounting base plate, a cylinder mounting plate is fixed above the front clamp base plate, a rear positioning auxiliary plate is fixed to the rear end of the cylinder mounting plate, a lifting cylinder is fixed to the bottom surface of the cylinder mounting plate, a rear positioning block is fixed to the top of the piston shaft of the lifting cylinder, the transverse bearing plate is located above the front clamp base plate, a side clamping structure is provided on the transverse bearing plate, and a front clamping structure is provided on the mounting base plate.

[0005] The front clamping structure includes a linear guide rail, a control cylinder, a pointed positioning slider, a guide rod, a round positioning mounting block and a pointed positioning rod. The linear guide rail is fixed to the mounting base plate, the pointed positioning slider is on the linear guide rail and is connected to the piston shaft of the control cylinder, a circular through hole is provided on the vertical support plate, the circular positioning mounting block is connected to the pointed positioning slider through a guide rod and the guide rod is arranged through the circular through hole, the pointed positioning rod is fixed to the circular positioning mounting block, and the pointed positioning rod is clamped toward or away from the rear positioning block under the action of the control cylinder.

[0006] A rear positioning sleeve is fixed on the top of the rear positioning block, and the pointed positioning rod and the rear positioning sleeve are on the same straight line.

[0007] The side clamping structure includes a cylinder mounting frame, which is fixed to the top surface of the transverse bearing plate, and the first telescopic cylinder, the second telescopic cylinder and the third telescopic cylinder are fixed on the cylinder mounting frame. The side clamping plate is fixed on the piston shaft of the first telescopic cylinder, and the upper pressure rod is fixed on the piston shaft of the second telescopic cylinder. The upper pressure rod presses the working plane under the action of the second telescopic cylinder, and the support rod for upward pressure is fixed on the piston shaft of the third telescopic cylinder.

[0008] The symmetrical sides of the support rod are connected with side clamping blocks through pins. Under the action of the third telescopic cylinder, the support rod is pressed against the top surface of the workpiece, and the side clamping blocks are respectively clamped on the symmetrical sides of the workpiece.

[0009] A limit support plate is fixed at the front end of the mounting base plate, a proximity switch is fixed on the limit support plate, and the pointed positioning slider translates on the linear guide rail and presses against the proximity switch.

[0010] A supporting screw drill and a flat drill are arranged in the rear positioning sleeve.

[0011] Its working principle is briefly described as follows: the workpiece is manually placed on the bottom plate of the front clamp, and the lifting cylinder is started. The lifting cylinder drives the rear positioning block to automatically press the two ends of the workpiece. After pressing, the second telescopic cylinder is used to drive the upper pressure rod to press the plane of the workpiece. After the workpiece is pressed, the grinding motors on both sides are started to make the grinding wheels move forward to the two sides that need to be ground at the same time, and move the workpiece to complete the surface grinding on both sides. After the grinding on both sides is completed, the grinding wheels retreat outward to both sides, and the workpiece retreats to the starting point of the grinding front mouth. The third telescopic cylinder is started to drive the support rod to move downward, and the side clamping blocks are lowered to achieve left and right positioning of the ground surfaces on both sides, so that it can avoid sliding to both sides when grinding the front mouth and shoulder. After completing the positioning on both sides, the control cylinder drives the guide rod and the circular positioning mounting block to retreat to a safe position, and the grinding wheels on both sides advance along the center line of the workpiece to the position of the grinding shoulder. The workpiece moves forward to grind the shoulder, and then the grinding wheel continues to move inward along the center line to grind the front mouth to complete the processing.

[0012] The present invention has positive effects: the structural setting of the present invention is reasonable, which can not only effectively and quickly realize positioning, but also realize the processing of two side surfaces and the front mouth and shoulders, which is beneficial to improving the processing efficiency, reducing the operation difficulty of workers, and is beneficial to improving the processing quality. It is stable and reliable to use, has strong applicability and good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to make the content of the present invention more clearly understood, the present invention is further described in detail below based on specific embodiments and in conjunction with the accompanying drawings, wherein:

[0014] Figure 1 It is a structural schematic diagram of the present invention;

[0015] Figure 2 It is a specific structural schematic diagram of the clamp structures on both sides and the front mouth in the present invention. DETAILED DESCRIPTION

[0016] (Example 1)

[0017] Figure 1 and Figure 2 A specific embodiment of the present invention is shown, wherein Figure 1 It is a structural schematic diagram of the present invention; Figure 2 Schematic diagram of the specific structure of the two side and front opening clamp structures in the present invention. In this embodiment, directional words such as rear end are only for the convenience of description and are not intended to limit it.

[0018] See Figure 1 and Figure 2 A woodworking flat drill grinder with a two-side and front-mouth clamp structure, comprising a bracket 1, a processing platform 2 is fixed on the top of the bracket, a two-side and front-mouth clamp structure 3 is fixed on the middle of the processing platform, two motor seats 4 are arranged on the processing platform, a grinding motor 5 is fixed on the motor seat, a grinding wheel 6 is fixed on the main shaft of the grinding motor, the motor seat is symmetrically arranged with the two-side and front-mouth clamp structure as the center line, the two-side and front-mouth clamp structure 3 includes a mounting base 31, a vertical support plate 32 is fixed in the middle of the mounting base, and the top of the vertical support plate A transverse bearing plate 33 is fixed, and the transverse bearing plate is parallel to the mounting base plate. A front-mouth clamp base plate 34 is fixed to the rear end of the mounting base plate, a cylinder mounting plate 35 is fixed above the front-mouth clamp base plate, a rear positioning auxiliary plate 36 is fixed to the rear end of the cylinder mounting plate, a lifting cylinder 37 is fixed to the bottom surface of the cylinder mounting plate, a rear positioning block 38 is fixed to the top of the piston shaft of the lifting cylinder, the transverse bearing plate is located above the front-mouth clamp base plate, a side clamping structure 7 is provided on the transverse bearing plate, and a front-mouth clamping structure 8 is provided on the mounting base plate.

[0019] The front clamping structure 8 includes a linear guide rail 81, a control cylinder 82, a pointed positioning slider 83, a guide rod 84, a round positioning mounting block 85 and a pointed positioning rod 86. The linear guide rail is fixed to the mounting base plate, the pointed positioning slider is on the linear guide rail and the pointed positioning slider is connected to the piston shaft of the control cylinder, a circular through hole 9 is provided on the vertical support plate, the round positioning mounting block is connected to the pointed positioning slider through a guide rod and the guide rod is arranged through the circular through hole, the pointed positioning rod is fixed on the round positioning mounting block, and the pointed positioning rod is clamped toward or away from the rear positioning block under the action of the control cylinder.

[0020] A rear positioning sleeve 10 is fixed to the top of the rear positioning block, and the pointed positioning rod and the rear positioning sleeve are in the same straight line.

[0021] The side clamping structure 7 includes a cylinder mounting frame 71, which is fixed to the top surface of the transverse bearing plate. A first telescopic cylinder 72, a second telescopic cylinder 73 and a third telescopic cylinder 74 are fixed on the cylinder mounting frame. A side clamping plate 75 is fixed on the piston shaft of the first telescopic cylinder, and an upper pressure rod 76 is fixed on the piston shaft of the second telescopic cylinder. The upper pressure rod presses the working plane under the action of the second telescopic cylinder, and a support rod 77 for upward pressure is fixed on the piston shaft of the third telescopic cylinder.

[0022] The symmetrical sides of the support rod are connected with side clamping blocks 78 through pins. Under the action of the third telescopic cylinder, the support rod is pressed against the top surface of the workpiece, and the side clamping blocks are respectively clamped on the symmetrical sides of the workpiece.

[0023] A limit support plate 11 is fixed at the front end of the mounting base plate, a proximity switch 12 is fixed on the limit support plate, and the pointed positioning slider translates on the linear guide rail and presses against the proximity switch.

[0024] A supporting screw drill flat drill 13 is arranged in the rear positioning sleeve.

[0025] Its working principle is briefly described as follows: the workpiece is manually placed on the bottom plate of the front clamp, and the lifting cylinder is started. The lifting cylinder drives the rear positioning block to automatically press the two ends of the workpiece. After pressing, the second telescopic cylinder is used to drive the upper pressure rod to press the plane of the workpiece. After the workpiece is pressed, the grinding motors on both sides are started to make the grinding wheels move forward to the two sides that need to be ground at the same time, and move the workpiece to complete the surface grinding on both sides. After the grinding on both sides is completed, the grinding wheels retreat outward to both sides, and the workpiece retreats to the starting point of the grinding front mouth. The third telescopic cylinder is started to drive the support rod to move downward, and the side clamping blocks are lowered to achieve left and right positioning of the ground surfaces on both sides, so that it can avoid sliding to both sides when grinding the front mouth and shoulder. After completing the positioning on both sides, the control cylinder drives the guide rod and the circular positioning mounting block to retreat to a safe position, and the grinding wheels on both sides advance along the center line of the workpiece to the position of the grinding shoulder. The workpiece moves forward to grind the shoulder, and then the grinding wheel continues to move inward along the center line to grind the front mouth to complete the processing.

[0026] The structural setting of the present invention is reasonable, which can not only realize positioning effectively and quickly, but also realize processing of two side surfaces, the front mouth and the shoulder, which is beneficial to improving processing efficiency, reducing the operating difficulty of workers, and is beneficial to improving processing quality. It is stable and reliable to use, has strong applicability and good practicality.

[0027] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural components recorded in the specification and the drawings can also be directly processed according to the existing technical common sense. At the same time, the connection method of each component adopts the mature conventional means in the prior art, and the machinery, parts and equipment all adopt the conventional models in the prior art, so no specific description will be given here.

[0028] Obviously, the above embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. However, these obvious changes or modifications derived from the essential spirit of the present invention still fall within the protection scope of the present invention.

Claims

1. A woodworking flat drill grinder with a two-side and front-mouth clamp structure, comprising a bracket, a processing platform is fixed on the top of the bracket, two-side and front-mouth clamp structures are fixed on the middle of the processing platform, two motor seats are arranged on the processing platform, a grinding motor is fixed on the motor seat, a grinding wheel is fixed on the main shaft of the grinding motor, and the motor seat is symmetrically arranged with the two-side and front-mouth clamp structures as the center line, characterized in that: The two side and front clamp structures include a mounting base plate, a vertical support plate is fixed to the middle of the mounting base plate, a horizontal bearing plate is fixed to the top of the vertical support plate, the horizontal bearing plate is parallel to the mounting base plate, a front clamp base plate is fixed to the rear end of the mounting base plate, a cylinder mounting plate is fixed above the front clamp base plate, a rear positioning auxiliary plate is fixed to the rear end of the cylinder mounting plate, a lifting cylinder is fixed to the bottom surface of the cylinder mounting plate, a rear positioning block is fixed to the top of the piston shaft of the lifting cylinder, the horizontal bearing plate is located above the front clamp base plate, a side clamping structure is arranged on the horizontal bearing plate, and a front clamping structure is arranged on the mounting base plate; The front clamping structure includes a linear guide rail, a control cylinder, a pointed positioning slider, a guide rod, a round positioning mounting block and a pointed positioning rod, wherein the linear guide rail is fixed to the mounting base plate, the pointed positioning slider is on the linear guide rail and is connected to the piston shaft of the control cylinder, a circular through hole is provided on the vertical support plate, the round positioning mounting block is connected to the pointed positioning slider through the guide rod and the guide rod is arranged through the circular through hole, the pointed positioning rod is fixed to the round positioning mounting block, and the pointed positioning rod is clamped toward or away from the rear positioning block under the action of the control cylinder; A rear positioning sleeve is fixed on the top of the rear positioning block; The side clamping structure includes a cylinder mounting frame, which is fixed to the top surface of the transverse bearing plate, and the first telescopic cylinder, the second telescopic cylinder and the third telescopic cylinder are fixed on the cylinder mounting frame. The side clamping plate is fixed on the piston shaft of the first telescopic cylinder, and the upper pressure rod is fixed on the piston shaft of the second telescopic cylinder. The upper pressure rod presses the working plane under the action of the second telescopic cylinder, and the support rod for upward pressure is fixed on the piston shaft of the third telescopic cylinder.

2. The woodworking flat drill grinder with two-side and front-mouth clamp structure according to claim 1, characterized in that: The symmetrical sides of the support rod are connected with side clamping blocks through pins. Under the action of the third telescopic cylinder, the support rod is pressed against the top surface of the workpiece, and the side clamping blocks are respectively clamped on the symmetrical sides of the workpiece.

3. The woodworking flat drill grinder with two-side and front-mouth clamp structure according to claim 2, characterized in that: A limit support plate is fixed at the front end of the mounting base plate, a proximity switch is fixed on the limit support plate, and the pointed positioning slider translates on the linear guide rail and presses against the proximity switch.

4. The woodworking flat drill grinder with two-side and front-mouth clamp structure according to claim 3, characterized in that: A supporting screw drill and a flat drill are arranged in the rear positioning sleeve.

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