Blade cutting edge passivation device

Abstract

The utility model provides a blade cutting edge passivation device, and relates to the technical field of blade cutting edge machining. Four supporting columns are fixedly connected to the outer portion of the fixed base in a rectangular array shape. A supporting frame is fixedly connected to the center of the rear portion of the top end face of the fixed base. The top end face of the supporting frame is in bolt fastening connection with an electric push rod. The bottom end face of the electric push rod is fixedly connected with a mounting frame. The center of the bottom end face of the fixed base is connected with a driving motor in a bolt fastening mode. The top end face of an output shaft of the driving motor is fixedly connected with a passivation disc. And the mounting rack is aligned with the passivating disc in position. And along with the movement of the mounting frame, the protective frame is driven to turn over through a series of transmission, so that the protective frame seals the passivated area of the knife edge, and grinding materials generated in the passivating process are prevented from splashing.

Description

Technical Field

[0001] The utility model relates to the technical field of blade edge processing, in particular to a blade edge passivation device. Background Art

[0002] During the use of the tool, in order to prevent the tool from chipping, it is usually necessary to passivate the cutting edge of the blade to make the cutting edge relatively smooth and reduce the sharpness. In order to facilitate the passivation of the cutting edge of the blade, the staff usually uses a blade edge passivation device. The existing blade edge passivation device usually consists of a mounting base, a clamping mechanism, a passivation disk and a storage trough.

[0003] For example: The utility model with application number 202321624127.1 discloses a diamond blade edge passivation device, which specifically includes a base, a main shaft is installed inside the base through a bearing, one end of the main shaft is fixedly connected to a drive disk, a passivation disk is fixedly connected to the drive disk, a servo motor is fixedly installed at the lower end of the base, the output shaft of the servo motor is fixedly connected to the main shaft, the upper end of the base is fixedly connected to a support frame, an electric push rod is fixedly connected inside the support frame, and a clamping mechanism is provided on the output end of the electric push rod. The utility model adds structures such as a drive disk, a passivation disk, and a powder storage tank to the base. When the blade needs to be polished and passivated, the blade can be polished and passivated by diamond powder and a wool passivation disk, thereby avoiding corrosion of the tool caused by contact between the tool and water during passivation.

[0004] However, as far as the current traditional blade edge passivation device is concerned, during the passivation process of the blade edge, during the friction between the abrasive and the blade edge, the abrasive is easily splashed due to the friction and impact force between the abrasive and the blade. The splashing abrasive not only makes the working environment dirty, but also causes harm to the operator, making it inconvenient to use. Utility Model Content

[0005] In view of this, the utility model provides a blade edge passivation device, which has a protective frame that can automatically block flying abrasives during the passivation process; when the mounting frame moves downward, it will drive the sliding block to move, and the movement of the sliding block will drive the double-sided rack to move; when the double-sided rack moves, it will drive the transmission gear meshing therewith to rotate; when the gear is controlled to rotate, the transmission shaft will be driven to rotate through the cooperation of the first pulley and the second pulley; when the transmission shaft rotates, it will drive the protective frame to flip over, so as to seal the area where the blade is passivated and prevent flying abrasives generated during the passivation process.

[0006] The utility model provides a blade edge passivation device, which specifically comprises: a fixed base; four support columns are fixedly connected to the outside of the fixed base in a rectangular array; a support frame is fixedly connected to the center of the rear part of the top end surface of the fixed base; an electric push rod is bolted and fastened to the top end surface of the support frame; a mounting frame is fixedly connected to the bottom end surface of the electric push rod; a driving motor is bolted and fastened to the center of the bottom end surface of the fixed base; a passivation disk is fixedly connected to the top end surface of the driving motor output shaft; the mounting frame is aligned with the passivation disk; and two transmission shafts are symmetrically rotatably connected in the fixed base.

[0007] Optionally, a double-headed screw is rotatably connected inside the mounting frame; the threads at both ends of the double-headed screw have opposite rotation directions; the outer side of the double-headed screw is symmetrically threaded with two clamping plates; and both clamping plates are slidably connected inside the mounting frame.

[0008] Optionally, the bottom end surface of the passivation disk is hingedly connected to four guide wheels in a ring array; the four guide wheels are all slidably connected in the fixed base; and a powder storage groove is provided on the top end surface of the passivation disk.

[0009] Optionally, a sliding block is fixedly connected to the center of the rear end face of the mounting frame; the sliding block is slidably connected in the support frame; a double-sided rack is fixedly connected to the rear end face of the sliding block; the rear end face of the fixed base is symmetrically rotatably connected to two transmission gears; both transmission gears are meshed with the double-sided rack.

[0010] Optionally, the rear parts of the two transmission gears are coaxially fixedly connected to a first pulley; the rear parts of the two transmission shafts are fixedly connected to a second pulley; the two second pulleys are respectively connected to the two first pulleys through transmission belts; and the outsides of the two transmission shafts are fixedly connected to a protective frame.

[0011] Optionally, two piston boxes are symmetrically fixedly connected to the front part of the bottom end surface of the fixed base; a piston push rod is slidably connected in each of the two piston boxes; a piston plate is fixedly connected to the inner side of each of the two piston push rods; a group of return springs are fixedly connected to the inner side of each of the two piston plates; the ends of the two groups of return springs are respectively fixedly connected to the two piston boxes; a control rack is fixedly connected to the outside of each of the two piston push rods; a control gear is fixedly connected to the front of each of the two transmission shafts; and the two control racks are respectively meshed with the two control gears.

[0012] Optionally, the air outlets of the two piston boxes are connected to a collection box via an air pipe; the two collection boxes are fixedly connected to the bottom end surface of the fixed base; the top surface of the fixed base is symmetrically fixedly connected to two dust collection racks; the air inlets of the two dust collection racks are respectively connected to the air outlets of the two collection boxes; the top surfaces of the two dust collection racks are fixedly connected to a slag guide block.

[0013] Beneficial Effects

[0014] The utility model discloses passivating the blade edge, along with the movement of the mounting frame, the protective frame is driven to flip through a series of transmissions, so that the protective frame seals the passivation area of ​​the blade edge, prevents splashing of abrasives generated during the passivation process, avoids injuries to workers caused by splashing abrasives, effectively improves the practicability of the blade edge passivation device, and improves the passivation effect of the blade edge.

[0015] During the flipping process of the protective frame, a series of transmissions will be used to make the piston plate slide in the piston box, so that the dust suction frame will blow air. After the blade edge is passivated, as the mounting frame rises, a series of transmissions will be used to make the piston plate slide in the piston box in the opposite direction, so that the dust suction frame will suck air, and the abrasive blocked by the protective frame will be sucked into the collection box for collection, thereby ensuring the cleanliness of the blade edge passivation device, reducing the pollution and wear of the blade edge passivation device, reducing the frequency and cost of maintenance, and making it more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings of the embodiment will be briefly introduced below.

[0017] In the attached picture:

[0018] Figure 1 It is an axonometric structural schematic diagram of the utility model.

[0019] Figure 2 It is a schematic diagram of the axonometric structure of the utility model from the rear view.

[0020] Figure 3 It is an axonometric structural diagram of the support frame of the utility model.

[0021] Figure 4 It is an axonometric structural schematic diagram of the protective frame of the utility model.

[0022] Figure 5 It is a cross-sectional structural schematic diagram of the piston box of the utility model.

[0023] Figure 6 It is a schematic cross-sectional structural diagram of the fixed base of the utility model.

[0024] Reference numerals list

[0025] 1. Fixed base; 101. Support column; 102. Support frame; 103. Electric push rod; 104. Mounting frame; 105. Double-headed screw; 106. Clamping plate; 107. Sliding block; 108. Double-sided rack; 109. Transmission gear; 110. First pulley; 111. Transmission shaft; 112. Second pulley; 113. Protective frame; 114. Control gear; 115. Collecting box; 116. Dust collection frame; 117. Slag guide block; 118. Piston box; 119. Piston plate; 120. Reset spring; 121. Piston push rod; 122. Control rack; 123. Drive motor; 124. Passivation disk; 125. Guide wheel; 126. Powder storage tank. DETAILED DESCRIPTION

[0026] In order to make the purpose, scheme and advantages of the technical solution of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described in conjunction with the drawings of the specific embodiments of the utility model. Unless otherwise specified, the terms used in this article have the usual meanings in the art. The same reference numerals in the drawings represent the same components.

[0027] Embodiment 1:

[0028] A blade edge passivation device, please refer to Figures 1 to 6 , including: a fixed base 1; four support columns 101 are fixedly connected to the outside of the fixed base 1 in a rectangular array; a support frame 102 is fixedly connected to the center of the rear part of the top surface of the fixed base 1; an electric push rod 103 is bolted to the top surface of the support frame 102; a mounting frame 104 is fixedly connected to the bottom surface of the electric push rod 103; a driving motor 123 is bolted to the center of the bottom surface of the fixed base 1; a passivation disk 124 is fixedly connected to the top surface of the output shaft of the driving motor 123; the mounting frame 104 is aligned with the passivation disk 124; two transmission shafts 111 are symmetrically connected to the fixed base 1.

[0029] A double-headed screw 105 is rotatably connected inside the mounting frame 104 ; the threads at both ends of the double-headed screw 105 are rotated in opposite directions; the outer side of the double-headed screw 105 is symmetrically threaded with two clamping plates 106 ; both clamping plates 106 are slidably connected inside the mounting frame 104 .

[0030] The bottom end surface of the passivation disk 124 is hingedly connected with four guide wheels 125 in a ring array; the four guide wheels 125 are all slidably connected in the fixed base 1; and a powder storage groove 126 is provided on the top end surface of the passivation disk 124 .

[0031] A sliding block 107 is fixedly connected to the center of the rear end face of the mounting frame 104; the sliding block 107 is slidably connected in the support frame 102; a double-sided rack 108 is fixedly connected to the rear end face of the sliding block 107; the rear end face of the fixed base 1 is symmetrically rotatably connected to two transmission gears 109; both transmission gears 109 are meshed with the double-sided rack 108.

[0032] The rear parts of the two transmission gears 109 are coaxially fixedly connected to a first pulley 110; the rear parts of the two transmission shafts 111 are fixedly connected to a second pulley 112; the two second pulleys 112 are respectively connected to the two first pulleys 110 through transmission belts; the outsides of the two transmission shafts 111 are fixedly connected to a protective frame 113.

[0033] Two piston boxes 118 are symmetrically fixedly connected to the front of the bottom end surface of the fixed base 1; a piston push rod 121 is slidably connected in each of the two piston boxes 118; a piston plate 119 is fixedly connected to the inner side of each of the two piston push rods 121; a group of return springs 120 is fixedly connected to the inner side of each of the two piston plates 119; the ends of the two groups of return springs 120 are respectively fixedly connected to the two piston boxes 118; a control rack 122 is fixedly connected to the outside of each of the two piston push rods 121; a control gear 114 is fixedly connected to the front of each of the two transmission shafts 111; and the two control racks 122 are respectively meshed with the two control gears 114.

[0034] Specific usage and function of this embodiment: When passivating the blade edge, the staff places the blade between the two clamping plates 106, and then rotates the double-headed screw 105, so that the double-headed screw 105 drives the two clamping plates 106 to move inward at the same time, fixes the blade to facilitate subsequent passivation of the blade edge, and provides support for the fixed base 1 through the setting of the support column 101. When passivating the blade edge, pour diamond powder into the powder storage tank 126. The passivation disk 124 is made of wool material, and then the electric push rod 103 is started, so that the electric push rod 103 drives the fixed blade to move downward, so that the blade contacts the passivation disk 124, and then the drive motor 123 is started, so that the drive motor 123 drives the passivation disk 124 to rotate, and the blade edge is passivated. The setting of the guide wheel 125 can facilitate the rotation of the passivation disk 124. In the process of the mounting frame 104 moving downward, it will drive the sliding block 107 to move, and as the sliding block 107 moves, The double-sided rack 108 is driven to move, and during the movement of the double-sided rack 108, the transmission gear 109 meshing therewith is driven to rotate. During the rotation of the control gear 114, the transmission shaft 111 is driven to rotate through the cooperation of the first pulley 110 and the second pulley 112. During the rotation of the transmission shaft 111, the protective frame 113 is driven to flip over, and the area of ​​blade passivation is sealed to prevent the abrasive generated during the passivation process from splashing. During the rotation of the transmission shaft 111, the control gear 114 is driven to rotate. During the rotation of the control gear 114, the control rack 122 meshing therewith is driven to move. During the movement of the control rack 122, the piston push rod 121 drives the piston plate 119 to slide in the piston box 118 and squeeze the reset spring 120. After the passivation is completed, as the sliding block 107 moves upward, the above movement is reversed. At this time, the piston plate 119 is reset with the rebound of the reset spring 120.

[0035] Embodiment 2:

[0036] Based on Example 1, please refer to Figure 4 and Figure 5 , including: a collecting box 115, a dust collection frame 116, and a slag guide block 117. The air outlets of the two piston boxes 118 are connected to a collecting box 115 through an air pipe; the two collecting boxes 115 are fixedly connected to the bottom end surface of the fixed base 1; the top surface of the fixed base 1 is symmetrically fixedly connected to two dust collection frames 116; the air inlets of the two dust collection frames 116 are respectively connected to the air outlets of the two collecting boxes 115; the top surfaces of the two dust collection frames 116 are fixedly connected to a slag guide block 117.

[0037] The specific usage and function of this embodiment are as follows: during the resetting process of the piston plate 119, air is sucked through the dust rack 116, and the splashed abrasive is sucked into the collection box 115 for storage through the suction of the dust rack 116, and the arrangement of the slag guide block 117 can prevent the splashed abrasive from accumulating on the dust rack 116.

Claims

1. A blade edge passivation device, comprising: A fixed base (1); the outside of the fixed base (1) is fixedly connected to four support columns (101) in a rectangular array; the fixed base (1) is characterized in that a support frame (102) is fixedly connected to the center of the rear portion of the top end surface of the fixed base (1); the top end surface of the support frame (102) is boltedly connected to an electric push rod (103); the bottom end surface of the electric push rod (103) is fixedly connected to a mounting frame (104); the bottom end surface of the fixed base (1) is boltedly connected to a drive motor (123) in the center; the top end surface of the output shaft of the drive motor (123) is fixedly connected to a passivation disk (124); the mounting frame (104) is aligned with the passivation disk (124); two transmission shafts (111) are symmetrically rotatably connected inside the fixed base (1); A sliding block (107) is fixedly connected to the center of the rear end face of the mounting frame (104); the sliding block (107) is slidably connected in the support frame (102); a double-sided rack (108) is fixedly connected to the rear end face of the sliding block (107); two transmission gears (109) are symmetrically rotatably connected to the rear end face of the fixed base (1); the two transmission gears (109) are meshed with the double-sided rack (108); the rear parts of the two transmission gears (109) are coaxially fixedly connected to a first pulley (110); the rear parts of the two transmission shafts (111) are fixedly connected to a second pulley (112); the two second pulleys (112) are respectively connected to the two first pulleys (110) via transmission belts; and the exteriors of the two transmission shafts (111) are fixedly connected to a protective frame (113).

2. The blade edge passivation device according to claim 1, characterized in that: A double-headed screw (105) is rotatably connected inside the mounting frame (104); the threads at both ends of the double-headed screw (105) are rotated in opposite directions; the outside of the double-headed screw (105) is symmetrically threadedly connected to two clamping plates (106); and the two clamping plates (106) are both slidably connected inside the mounting frame (104).

3. The blade edge passivation device according to claim 1, characterized in that: The bottom end surface of the passivation disk (124) is hingedly connected to four guide wheels (125) in a ring array; the four guide wheels (125) are all slidably connected in the fixed base (1); and the top end surface of the passivation disk (124) is provided with a powder storage groove (126).

4. The blade edge passivation device according to any one of claims 1 to 3, characterized in that: Two piston boxes (118) are symmetrically fixedly connected to the front of the bottom end surface of the fixed base (1); a piston push rod (121) is slidably connected inside each of the two piston boxes (118); a piston plate (119) is fixedly connected to the inner side of each of the two piston push rods (121); a group of return springs (120) are fixedly connected to the inner side of each of the two piston plates (119); the ends of the two groups of return springs (120) are respectively fixedly connected to the two piston boxes (118); a control rack (122) is fixedly connected to the outside of each of the two piston push rods (121); a control gear (114) is fixedly connected to the front of each of the two transmission shafts (111); and the two control racks (122) are respectively meshed with the two control gears (114).

5. The blade edge passivation device according to claim 4, characterized in that: The air outlets of the two piston boxes (118) are connected to a collection box (115) via an air pipe; the two collection boxes (115) are fixedly connected to the bottom end surface of the fixed base (1); the top end surface of the fixed base (1) is symmetrically fixedly connected to two dust collection racks (116); the air inlets of the two dust collection racks (116) are respectively connected to the air outlets of the two collection boxes (115); and the top ends of the two dust collection racks (116) are fixedly connected to a slag guide block (117).

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