Semi-automatic burr brushing equipment

Abstract

The utility model discloses a semi-automatic burr brushing device which comprises a bottom plate and a support fixed at the rear end of the bottom plate, an electric cabinet is fixed at the rear end of the support, a lifting frame is installed at the front end of the support, a stepping motor is fixed at the top of the support, and an output shaft at the lower end of the stepping motor is fixedly connected with a lead screw extending up and down. A lead screw nut matched with the lead screw is fixed to the rear end of the lifting frame, an adjustable-speed motor is fixed to the lower end of the lifting frame, a carbon fiber brush is fixedly connected to an output shaft at the lower end of the adjustable-speed motor, a workbench is fixed to the top of the bottom plate, a rotary driving device is fixed to the top of the workbench, and a containing frame is fixed to the top of the rotary driving device. The front end and the rear end of the containing frame are each provided with a fixing base, a workpiece is placed on each fixing base, a pressing device used for extruding the outer wall of the workpiece is installed in each fixing base, and the carbon fiber brush is located above one workpiece. According to the utility model, the working efficiency can be improved; workpiece installation is convenient and time-saving.

Description

TECHNICAL FIELD

[0001] The utility model relates to a burr brushing equipment, specifically a semi -automatic burr brushing equipment. BACKGROUND

[0002] The pump cover of the fuel pump needs to be burr brushed on the top surface after production, and the burr brushing of the pump cover is usually realized by a cylinder matched with a drilling machine at present, the pump cover is placed on a base for machining, and a new one is placed after one is taken down, so that the working efficiency is low. In addition, the pump cover needs to be clamped by a clamp after being placed on the base, the outer wall of the pump cover is clamped by the clamp, so that the workpiece is prevented from shaking during burr brushing, the clamp needs to be manually operated, and the clamp has the problems of large size, complex structure and tedious operation, and it is time-consuming to operate. UTILITY MODEL CONTENTS

[0003] In view of the defects of the prior art, the purpose of the utility model is to provide a semi-automatic burr brushing equipment.

[0004] The technical solution of the utility model is as follows: the semi-automatic burr brushing equipment comprises a bottom plate, a support fixed to the rear end of the bottom plate, an electric control box fixed to the rear end of the support, a lifting frame installed at the front end of the support, a stepper motor fixed to the top of the support, a screw rod extending up and down and fixed to the output shaft at the lower end of the stepper motor, a screw nut matched with the screw rod and fixed to the rear end of the lifting frame, a speed regulation motor fixed to the lower end of the lifting frame, a carbon fiber brush fixed to the output shaft at the lower end of the speed regulation motor, a workbench fixed to the top of the bottom plate, a rotary driving device fixed to the top of the workbench, a placing rack fixed to the top of the rotary driving device, a fixed seat installed at the front end and the rear end of the placing rack, a workpiece placed on the two fixed seats, a pressing device for extruding the outer wall of the workpiece installed in the fixed seat, and the carbon fiber brush is located above one of the workpieces.

[0005] Further, the front end of the support is fixed with an up-and-down extending guide rail on the left and right sides, the rear end of the lifting frame is fixed with a sliding table corresponding to the guide rail on the left and right sides, and the sliding table is in up-and-down sliding fit with the guide rail.

[0006] Further, the rotary driving device is a rotary cylinder.

[0007] Further, the front end and the rear end of the placing rack are provided with a positioning groove with an opening facing upward, the bottom of the two fixed seats is provided with a positioning block protruding outward, and the positioning block is clamped into the positioning groove.

[0008] Further, the fixed seat and the workpiece are circular, and the fixed seat has a clamping groove with an opening facing upward and for clamping the middle and lower parts of the workpiece.

[0009] Further, the pressing device comprises a plurality of telescopic steel balls. Further, the pressing device comprises a plurality of telescopic steel balls.

[0010] Further, the outer wall of the workpiece has arc-shaped grooves equal in number to the steel balls, and the arc-shaped grooves are used for clamping the steel balls.

[0011] Further, the inner wall of the clamping groove is circumferentially and uniformly provided with accommodation grooves equal in number to the steel balls, each of the accommodation grooves is fixed with a spring, one end of each of the springs is connected with a steel ball, and the other end of the steel ball away from the spring extends out of the accommodation groove.

[0012] Further, the bottom center of the workpiece is provided with a protruding column extending upward and downward, and the center of the clamping groove is provided with a slot for inserting the protruding column.

[0013] The semi-automatic burr brushing equipment has the advantages that: when in use, one workpiece is placed on each of the two fixing seats, the placing rack is rotated by 180 degrees after one workpiece is machined, the machined workpiece is manually taken off and a new workpiece to be machined is replaced, and thus the operation improves the work efficiency; after the workpiece is clamped into the clamping groove of the fixing seat, the steel ball is automatically pressed on the outer wall of the workpiece, the pressing device has a simple structure, and the workpiece is convenient to install and time-saving. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a top view schematic diagram of the fixing seat of the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of the workpiece of the utility model;

[0017] Figure 4 It is a schematic diagram of the installation of the fixing seat and the placing rack of the utility model.

[0018] As shown in the figure: 1 - bottom plate, 2 - support, 3 - electric control box, 4 - lifting frame, 5 - stepping motor, 6 - screw rod, 7 - screw rod nut, 8 - speed regulation motor, 9 - carbon fiber brush, 10 - workbench, 11 - rotary air cylinder, 12 - placing rack, 121 - positioning groove, 13 - fixing seat, 131 - positioning block, 132 - clamping groove, 1321 - accommodation groove, 1322 - slot, 14 - workpiece, 141 - arc-shaped groove, 142 - protruding column, 15 - guide rail, 16 - sliding table, 17 - steel ball, 18 - spring, 19 - button box, 20 - button. DETAILED DESCRIPTION

[0019] In order to more directly and completely understand the technical scheme of the utility model, the following non-restrictive feature description is given in combination with the drawings of the utility model:

[0020] For example, Figure 1 — Figure 4As shown, the semi-automatic deburring device includes a base plate 1 and a bracket 2 fixed to the rear end of the base plate 1. An electrical control box 3 is fixed to the rear end of the bracket 2. A lifting frame 4 is installed at the front end of the bracket 2. A stepper motor 5 is fixed to the top of the bracket 2. A vertically extending lead screw 6 is fixedly connected to the output shaft at the lower end of the stepper motor 5. A lead screw nut 7, which mates with the lead screw 6, is fixed to the rear end of the lifting frame 4. A speed-regulating motor 8 is fixed to the lower end of the lifting frame 4. A carbon fiber brush 9 is fixedly connected to the output shaft at the lower end of the speed-regulating motor 8. A worktable 10 is fixed to the top of the base plate 1. A rotary drive device is fixed to the top of the worktable 10. A placement frame 12 is fixed to the top of the rotary drive device. A fixed seat 13 is installed at both the front and rear ends of the placement frame 12. A workpiece 14 is placed on each of the two fixed seats 13. A clamping device for pressing the outer wall of the workpiece 14 is installed inside the fixed seat 13. The carbon fiber brush 9 is located above one of the workpieces 14. The workpiece 14 is a pump cover.

[0021] like Figure 1 As shown, in order to allow the lifting frame 4 to move up and down stably, a guide rail 15 extending up and down is fixed on both the left and right sides of the front end of the support 2, and a slide table 16 corresponding to the guide rail 15 is fixed on both the left and right sides of the rear end of the lifting frame 4. The slide table 16 and the guide rail 15 slide up and down in cooperation.

[0022] like Figure 1 As shown, the rotary drive device is a rotary cylinder 11.

[0023] like Figure 4 As shown, both the front and rear ends of the placement rack 12 have an upward-facing positioning groove 121, and the bottom of each of the two fixed seats 13 is provided with a positioning block 131, which is inserted into the positioning groove 121. The positioning groove 121 is a rectangular groove, and the positioning block 131 is a rectangular block that matches the shape of the rectangular groove, so that the fixed seat 13 can be placed stably.

[0024] like Figure 2 , Figure 3As shown, the fixing seat 13 and the workpiece 14 are both circular, the fixing seat 13 has an upward opening clamping groove 132 for clamping the lower part of the workpiece 14, and the upper end of the workpiece 14 is located on the top of the fixing seat 13. The pressing device comprises a plurality of retractable steel balls 17. The outer wall of the workpiece 14 is provided with arc-shaped grooves 141 equal in number to the steel balls 17, and the arc-shaped grooves 141 are used for clamping the steel balls 17. The inner wall of the clamping groove 132 is uniformly provided with accommodation grooves 1321 equal in number to the steel balls 17, and each accommodation groove 1321 is fixed with a spring 18, one end of each spring 18 is connected with a steel ball 17, and the other end of the steel ball 17 away from the spring 18 extends out of the accommodation groove 1321. The arc-shaped grooves 141 are also uniformly distributed on the outer wall of the workpiece 14. During the clamping process of the workpiece 14 into the clamping groove 132 of the fixing seat 13, the outer wall of the workpiece 14 will extrude the steel balls 17 to push the steel balls 17 into the accommodation grooves 1321, and after the workpiece 14 is removed, the steel balls 17 can be reset by the elastic force of the spring 18. When the workpiece 14 is removed, the upper end of the workpiece 14 is pinched, and the workpiece 14 is pulled upward with a little force.

[0025] As shown in the drawings, Figure 2 , Figure 3 In order to further improve the installation stability of the workpiece 14, the bottom center of the workpiece 14 is provided with a protruding column 142 extending upward and downward, and the center of the clamping groove 132 is provided with an insertion groove 1322 for inserting the protruding column 142.

[0026] As shown in the drawings, Figure 1 One side of the bottom plate 1 is provided with a button box 19, and the top of the button box 19 is provided with a button 20 for starting and stopping the equipment.

[0027] In use, one workpiece 14 is placed on each of the two fixing seats 13, the stepping motor 5 controls the lifting frame 4 to move downward until the carbon fiber brush 9 contacts the top surface of the workpiece, and then the speed regulating motor 8 is started to perform the burr processing on the surface of the workpiece 14 by the carbon fiber brush 9. After one workpiece 14 is processed, the lifting frame 4 is reset, the rotary cylinder 11 controls the placement frame 12 to rotate by 180 degrees, the processed workpiece 14 is manually removed and a new workpiece 14 to be processed is placed, so that the work efficiency is improved (when the new workpiece 14 is placed, the other workpiece 14 is being processed, so time is saved).

[0028] After the workpiece 14 is clamped into the clamping groove 132 of the fixing seat 13, the steel balls 17 will automatically press on the outer wall of the workpiece 14, the pressing device has a simple structure, and it is convenient and time-saving to install the workpiece 14.

[0029] Of course, the above is only a preferred embodiment of the present application, and is not limited to the patent range of the present application. Any simple modification and equivalent structural change according to the content of the present application specification and drawings should also be included in the patent protection range of the present application.

Claims

1. A semi-automatic burr brushing apparatus comprising a base plate and a support fixed to the rear end of the base plate, characterized in that: The rear end of the support is fixed with an electric control box, the front end of the support is installed with a lifting frame, the top of the support is fixed with a stepping motor, the output shaft at the lower end of the stepping motor is fixedly connected with a vertically extending screw rod, the rear end of the lifting frame is fixed with a screw nut matched with the screw rod, the lower end of the lifting frame is fixed with a speed regulation motor, the output shaft at the lower end of the speed regulation motor is fixedly connected with a carbon fiber brush, the top of the bottom plate is fixed with a workbench, the top of the workbench is fixed with a rotary driving device, the top of the rotary driving device is fixed with a placing rack, the front and rear ends of the placing rack are respectively installed with a fixed seat, two workpieces are respectively placed on the two fixed seats, the fixed seat is installed with a pressing device for extruding the outer wall of the workpiece, and the carbon fiber brush is located above one of the workpieces.

2. The semi-automatic brush deburring apparatus of claim 1, wherein: The front end of the support is fixed with a vertically extending guide rail on the left and right sides, the rear end of the lifting frame is fixed with a sliding table corresponding to the guide rail on the left and right sides, and the sliding table is in up-down sliding fit with the guide rail.

3. The semi-automatic brush deburring apparatus of claim 1, wherein: The rotary driving device is a rotary cylinder.

4. The semi-automatic brush deburring apparatus of claim 1, wherein: The front and rear ends of the placing rack are respectively provided with a positioning groove with an opening facing upward, and the bottom of each fixed seat is protrudingly provided with a positioning block which is clamped into the positioning groove.

5. The semi-automatic brush deburring apparatus of claim 1, wherein: The fixed seat and the workpiece are both circular, and the fixed seat has a clamping groove with an opening facing upward and for clamping the middle and lower parts of the workpiece.

6. The semi-automatic brush deburring apparatus of claim 5, wherein: The pressing device comprises a plurality of retractable steel balls.

7. The semi-automatic brush deburring apparatus of claim 6, wherein: The outer wall of the workpiece is provided with arc-shaped grooves equal in number to the steel balls, and the arc-shaped grooves are for clamping the steel balls.

8. The semi-automatic brush deburring apparatus of claim 7, wherein: The inner wall of the clamping groove is uniformly provided with accommodation grooves equal in number to the steel balls, each accommodation groove is fixed with a spring, one end of each spring is connected with a steel ball, and the end of the steel ball away from the spring extends out of the accommodation groove.

9. The semi-automatic brush deburring apparatus of claim 8, wherein: The bottom center of the workpiece is provided with a vertically extending protruding column, and the center of the clamping groove is provided with an insertion groove for inserting the protruding column.

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