Automatic drilling device for brake steel backing

Abstract

The invention provides an automatic drilling device for a brake steel backing, and relates to the technical field of brake steel backing machining. The drilling device comprises a bottom frame assembly, a drilling assembly, a fixing assembly, a guiding assembly, a moving assembly, a driving assembly and a feeding assembly, and the drilling assembly is arranged on the bottom frame assembly and used for providing a drilling function; the fixing assembly is arranged on the bottom frame assembly and used for limiting one side of a workpiece. The guiding assembly is arranged on the edge of the fixing assembly and used for guiding a workpiece to be put in. The moving assembly is arranged in front of the fixing assembly and used for limiting the other side of the workpiece. The driving assembly is arranged on the bottom frame assembly and used for driving the moving assembly to be close to or away from the fixed assembly. The feeding assembly is arranged on the inner side of the bottom frame assembly and used for controlling the drilling assembly to be close to or away from the workpiece. Through the fixed assembly and the movable assembly, the multiple workpieces can be clamped at a time, so that the multiple workpieces are drilled at a time, and the drilling efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of brake steel back processing, in particular to an automatic drilling device for brake steel back. BACKGROUND

[0002] The brake steel back is an indispensable structure in the brake assembly, which is located at the front end of the brake system and is directly connected to the steering knuckle or suspension arm. The main function is to provide a stable support foundation for the brake disc and to cooperate with the brake force transmission. When the brake steel back is processed, a drilling device is needed to drill holes on the material.

[0003] In the related art, such as the automatic punching equipment for brake pad back plate with the announcement number CN220591643U, which includes a placing groove, a movable plate, a rotating shaft, a drill bit and a transmission mechanism.

[0004] Although the above drilling equipment can complete the drilling operation, it can only drill one workpiece at a time, and the drilling time is long and the drilling efficiency is low. SUMMARY

[0005] In view of the shortcomings of the prior art, the present application provides an automatic drilling device for brake steel back, which solves the problem that single drilling operation can only drill one workpiece.

[0006] To achieve the above purpose, the present application realizes the following technical scheme: an automatic drilling device for brake steel back, comprising: a chassis assembly; a drilling assembly provided on the chassis assembly for providing drilling function; a fixing assembly provided on the chassis assembly for limiting one side of the workpiece; a guide assembly provided at the edge of the fixing assembly for guiding the workpiece to be placed; a moving assembly provided in front of the fixing assembly for limiting the other side of the workpiece; a driving assembly provided on the chassis assembly for driving the moving assembly to approach or move away from the fixing assembly; a feeding assembly provided on the inner side of the chassis assembly for controlling the drilling assembly to approach or move away from the workpiece; In the process of moving the moving assembly to approach the fixing assembly, the workpiece can be driven to move down to the bottom by the guide assembly. By setting the fixing assembly and the moving assembly, multiple workpieces can be clamped at a time, so that multiple workpieces can be drilled at a time, and the drilling efficiency is improved. By setting the guide assembly, the guide of the guide wheel of the guide assembly is used to ensure the stability of the workpiece placement, and the workpiece is driven to move down to the bottom when the moving assembly approaches the fixing assembly, so as to avoid the workpiece placement out of position and affect the processing precision.

[0007] Preferably, the chassis assembly comprises an upper plate, a lower plate, a connecting block fixedly connected between the upper plate and the lower plate, and a sliding groove arranged on the upper plate.

[0008] Preferably, the drilling assembly comprises a mounting seat, a drill head seat one and a drill head seat two rotatably mounted on the mounting seat, and a motor, wherein a drill head is mounted on each of the drill head seat one and the drill head seat two, the drill head seat one is connected with the drill head seat two through a transmission member, and an output end of the motor is fixedly connected with the drill head seat two; the transmission member comprises a driving pulley and a driven pulley, a synchronous belt is arranged between the driving pulley and the driven pulley, the driving pulley is fixedly installed on the drill head seat two, and the driven pulley is fixedly installed on the drill head seat one; and the mounting seat is in sliding fit with the sliding groove.

[0009] Preferably, the fixing assembly comprises a fixing base, a fixing clamp block fixedly connected on the fixing base, a cross block fixedly connected at a lower end of the fixing clamp block, a supporting arc block fixedly connected on the cross block, and a rotating column fixedly connected on the fixing base below the fixing clamp block; and the fixing base is fixedly installed on the upper plate.

[0010] Preferably, the moving assembly comprises a moving frame, a driving column fixedly connected at a lower portion of the moving frame, a moving sleeve fixedly connected at an upper portion of the moving frame, and a moving clamp block fixedly connected at an upper portion of the moving sleeve; and the moving sleeve is in sliding fit with the cross block.

[0011] Preferably, the guiding assembly comprises a square seat, a sliding rod slidingly connected in the square seat, an end block fixedly connected at one end of the sliding rod, a moving seat fixedly connected at the other end of the sliding rod, a tension spring arranged at an outer side of the sliding rod and fixedly connected at both ends thereof with the square seat and the moving seat, an extension shaft rotatably connected in the moving seat, a guiding wheel fixedly connected on the extension shaft, a lower gear rotatably connected at a lower portion of the moving seat, an upper gear fixedly connected at an end of the extension shaft away from the guiding wheel, the upper gear being in mesh with the lower gear, a rack engaged below the lower gear, and a supporting arm fixedly connected at a lower portion of the rack; the supporting arm is fixedly connected with the moving clamp block, and the square seat is fixedly installed on the fixing clamp block.

[0012] Preferably, the driving assembly comprises a clamping air cylinder, a clamping frame fixedly connected at an output end of the clamping air cylinder, a rotating arm rotatably connected on the clamping frame, and a movable groove arranged on the rotating arm; the clamping air cylinder is fixedly installed on the upper plate, the driving column is in movable fit with the movable groove, and the rotating column is in rotatable fit with the rotating arm.

[0013] Preferably, the feeding assembly comprises an electric push rod, and a moving block fixedly connected at an output end of the electric push rod; and the moving block is fixedly connected with the mounting seat.

[0014] The application provides a brake steel back automatic drilling device. 1、The fixed assembly and the moving assembly are arranged, multiple workpieces can be clamped at one time, multiple workpieces can be drilled at one time, and the drilling efficiency is improved.

[0015] 2、The guide assembly is arranged, the guide wheel of the guide assembly is used for guiding, the stability of the workpiece placement is guaranteed, the workpiece is driven to move down to the bottom when the moving assembly approaches the fixed assembly, the workpiece placement is avoided to be out of position, and the machining precision is affected. DETAILED DESCRIPTION

[0016] Figure 1 It is a perspective view of the whole of the application; Figure 2 It is a side view of the whole of the application; Figure 3 It is a perspective view of the chassis assembly of the application; Figure 4 It is a perspective view of the drilling assembly of the application; Figure 5 It is a perspective view of the fixed assembly of the application; Figure 6 It is Figure 1 It is an enlarged view of A in the middle; Figure 7 It is a perspective view of the moving assembly of the application; Figure 8 It is a perspective view of the driving assembly of the application.

[0017] 1, chassis assembly; 2, drilling assembly; 3, fixed assembly; 4, guide assembly; 5, moving assembly; 6, driving assembly; 7, feeding assembly; 101, upper plate; 102, connecting block; 103, lower plate; 104, sliding groove; 201, mounting seat; 202, drill bit seat one; 203, driven pulley; 204, synchronous belt; 205, driving pulley; 206, drill bit seat two; 207, drill bit; 208, motor; 301, fixed base; 302, fixed clamp block; 303, support arc block; 304, cross block; 305, rotating column; 401, square seat; 402, end block; 403, sliding rod; 404, tension spring; 405, support arm; 406, rack; 407, lower gear; 408, upper gear; 409, moving seat; 410, extension shaft; 411, guide wheel; 501, moving frame; 502, moving clamp block; 503, moving sleeve; 504, driving column; 601, clamping cylinder; 602, clamping frame; 603, rotating arm; 604, movable groove; 701, electric push rod; 702, moving block. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative effort belong to the scope of the present application.

[0019] As shown in Figures 1-8 , the embodiment of the present application provides a brake steel back automatic drilling device, comprising: A chassis assembly 1; the chassis assembly 1 comprises an upper plate 101 and a lower plate 103, a connecting block 102 is fixedly connected between the upper plate 101 and the lower plate 103, and a sliding groove 104 is arranged on the upper plate 101; Referring to Figure 1 , Figure 3 , the sliding groove 104 has two, which facilitates to ensure the stability of the movement of the drilling assembly 2.

[0020] A drilling assembly 2 is arranged on the chassis assembly 1 and is used to provide a drilling function; the drilling assembly 2 comprises a mounting seat 201, a drill head seat one 202 and a drill head seat two 206 are rotatably installed on the mounting seat 201, and a motor 208 is rotatably installed on the mounting seat 201; the drill head seat one 202 and the drill head seat two 206 are both provided with a drill bit 207, the drill head seat one 202 and the drill head seat two 206 are connected through a transmission member, and the output end of the motor 208 is fixedly connected with the drill head seat two 206; the transmission member comprises a driving pulley 205 and a driven pulley 203, a synchronous belt 204 is arranged between the driving pulley 205 and the driven pulley 203, the driving pulley 205 is fixedly installed on the drill head seat two 206, and the driven pulley 203 is fixedly installed on the drill head seat one 202; the mounting seat 201 is in sliding fit with the sliding groove 104; Referring to Figure 1 , Figure 4 , Figure 2 , during drilling operation, the motor 208 drives the drill head seat two 206 to rotate, the drill head seat two 206 drives the driving pulley 205 to rotate, the driving pulley 205 drives the driven pulley 203 to rotate through the synchronous belt 204, thereby driving the drill head seat two 206 to rotate, and thereby driving the two drill bits 207 to rotate, so that the drill bits 207 can perform drilling operation on the workpiece.

[0021] A fixing assembly 3 is arranged on the chassis assembly 1 and is used to limit one side of the workpiece; the fixing assembly 3 comprises a fixing base 301, a fixing clamping block 302 is fixedly connected on the fixing base 301, a horizontal block 304 is fixedly connected at the lower end of the fixing clamping block 302, a supporting arc block 303 is fixedly connected on the horizontal block 304, and a rotating column 305 is fixedly connected on the fixing base 301 and located below the fixing clamping block 302; the fixing base 301 is fixedly installed on the upper plate 101; Referring to Figure 1、 Figure 5 The fixed base 301 can be installed on the upper plate 101 by means of a bolt and nut, the fixed clamping block 302 has an L-shaped cross section and can block the workpiece, and the supporting arc block 303 is used to contact and support the lower surface of the workpiece to ensure the stability of the workpiece.

[0022] The guide assembly 4 is arranged at the edge of the fixed assembly 3 and is used to guide the workpiece to be placed; the guide assembly 4 comprises a square seat 401, a sliding rod 403 is slidably connected in the square seat 401, one end of the sliding rod 403 is fixedly connected with an end block 402, the other end of the sliding rod 403 is fixedly connected with a moving seat 409, a pull spring 404 is arranged on the outer side of the sliding rod 403, both ends of the pull spring 404 are fixedly connected with the square seat 401 and the moving seat 409, a extending shaft 410 is rotatably connected in the moving seat 409, a guide wheel 411 is fixedly connected on the extending shaft 410, a lower gear 407 is rotatably connected to the lower part of the moving seat 409, an upper gear 408 is fixedly connected to the end of the extending shaft 410 away from the guide wheel 411, the upper gear 408 is engaged with the lower gear 407, a rack 406 is engaged below the lower gear 407, and a support arm 405 is fixedly connected to the lower part of the rack 406; the support arm 405 is fixedly connected with the moving clamping block 502, and the square seat 401 is fixedly installed on the fixed clamping block 302. Reference Figure 2 、 Figure 1 、 Figure 6 When guiding the workpiece, the guide wheel 411 will be close to one side of the fixed clamping block 302 due to the pulling force of the pull spring 404, so that the side surface of the workpiece will continuously contact the guide wheel 411 when the workpiece is placed, the guide wheel 411 will rotate, the workpiece will not fall off, and the function of preliminary clamping is achieved. In order to ensure the stability of the guide wheel 411, two square seats 401 can be selected as a group, and each group of square seats 401 is fixedly installed on the fixed clamping block 302, and the rigidity of the sliding rod 403 is used to ensure the stability of the guide wheel 411. The workpiece can be driven by the guide assembly 4 to move downward to the bottom during the process that the moving assembly 5 approaches the fixed assembly 3. When the moving clamping block 502 approaches the fixed clamping block 302, the moving clamping block 502 drives the support arm 405 and the rack 406 to move, the rack 406 drives the lower gear 407 to rotate, the lower gear 407 drives the upper gear 408 to rotate in the opposite direction, the upper gear 408 drives the guide wheel 411 to rotate in the same direction, and the friction between the guide wheel 411 and the workpiece drives the workpiece to move downward, so that the workpiece can move downward to the bottom and fully contact the supporting arc block 303, the deviation of the drilling position caused by the workpiece not being placed in place is avoided, and the drilling precision is improved. When the moving clamp block 502 moves away from the fixed clamp block 302, the moving clamp block 502 drives the support arm 405 and the rack 406 to move, the rack 406 drives the lower gear 407 to rotate, the lower gear 407 drives the upper gear 408 to rotate reversely, the upper gear 408 drives the guide wheel 411 to rotate in the same direction, and the friction between the guide wheel 411 and the workpiece drives the workpiece to move upwards, thereby facilitating the removal of the machined workpiece. In order to increase the friction between the guide wheel 411 and the workpiece, anti-skid lines can be added to the guide wheel 411.

[0023] The moving assembly 5 is arranged in front of the fixed assembly 3 and is used for limiting the other side of the workpiece; the moving assembly 5 comprises a moving frame 501, the lower part of the moving frame 501 is fixedly connected with a driving column 504, the upper part of the moving frame 501 is fixedly connected with a moving sleeve 503, and the upper part of the moving sleeve 503 is fixedly connected with a moving clamp block 502; the moving sleeve 503 is in sliding cooperation with the cross block 304. Reference Figure 1 , Figure 7 The driving column 504 moves under the driving of the driving assembly 6, thereby driving the moving frame 501, the moving clamp block 502 and the moving sleeve 503 to move, the moving sleeve 503 slides on the cross block 304, the moving clamp block 502 clamps the workpiece when it approaches the fixed clamp block 302, and vice versa, thereby achieving the function of releasing the workpiece.

[0024] The driving assembly 6 is arranged on the chassis assembly 1 and is used for driving the moving assembly 5 to approach or move away from the fixed assembly 3; the driving assembly 6 comprises a clamping cylinder 601, the output end of the clamping cylinder 601 is fixedly connected with a clamping frame 602, the clamping frame 602 is rotatably connected with a rotating arm 603, and the rotating arm 603 is provided with a movable groove 604; the clamping cylinder 601 is fixedly installed on the upper plate 101, the driving column 504 is in movable cooperation with the movable groove 604, and the rotating column 305 is in rotary cooperation with the rotating arm 603. Reference Figure 1 , Figure 2 , Figure 8 During the driving operation, the clamping cylinder 601 works under the action of an external air source and a controller, drives the clamping frame 602 to move, drives the rotating arm 603 to rotate through the clamping frame 602, and drives the driving column 504 to move through the rotating arm 603 and the movable groove 604, thereby achieving the function of controlling the movement of the driving column 504.

[0025] The feeding assembly 7 is arranged on the inner side of the chassis assembly 1 and is used for controlling the drilling assembly 2 to approach or move away from the workpiece; the feeding assembly 7 comprises an electric push rod 701, and the output end of the electric push rod 701 is fixedly connected with a moving block 702; the moving block 702 is fixedly connected with the mounting seat 201. Reference Figure 4 , Figure 2When the feeding operation is performed, the electric push rod 701 works under the action of the external power supply and the controller, drives the moving block 702 to move, the moving block 702 drives the mounting seat 201 to move, and the drilling assembly 2 is controlled to approach or move away from the workpiece; The workpiece can be driven to move down to the bottom by the guide assembly 4 during the process of the moving assembly 5 approaching the fixed assembly 3.

[0026] Working principle: first, the workpiece is placed between the fixed clamping block 302 and the moving clamping block 502 from top to bottom, due to the action of the tension spring 404, the guide wheel 411 will approach the side of the fixed clamping block 302, to ensure that the side of the workpiece will continuously contact the guide wheel 411 when the workpiece is placed, the guide wheel 411 will rotate, to avoid the workpiece from falling, and to play a preliminary clamping function; The clamping cylinder 601 works, drives the clamping frame 602 to move, the clamping frame 602 drives the rotating arm 603 to rotate, the rotating arm 603 drives the driving column 504 to move through the movable slot 604, the driving column 504 drives the moving frame 501, the moving clamping block 502 and the moving sleeve 503 to move, the moving sleeve 503 will slide on the cross block 304, and the moving clamping block 502 approaches the fixed clamping block 302 to clamp the workpiece; When the moving clamping block 502 approaches the fixed clamping block 302, the moving clamping block 502 drives the support arm 405 and the rack 406 to move, the rack 406 drives the lower gear 407 to rotate, the lower gear 407 drives the upper gear 408 to rotate in the opposite direction, the upper gear 408 drives the guide wheel 411 to rotate in the same direction, and the friction between the guide wheel 411 and the workpiece drives the workpiece to move down, to ensure that the workpiece will move down to the bottom and fully contact the support arc block 303, to avoid the deviation of the drilling position due to the workpiece not being placed in place, and to improve the drilling precision; The electric push rod 701 works, drives the moving block 702 to move, the moving block 702 drives the mounting seat 201 to move, to control the drilling assembly 2 to approach the workpiece, the motor 208 drives the drill bit seat two 206 to rotate, the drill bit seat two 206 drives the driving pulley 205 to rotate, the driving pulley 205 drives the driven pulley 203 to rotate through the synchronous belt 204, thereby driving the drill bit seat two 206 to rotate, and thereby driving the two drill bits 207 to rotate, the drill bit 207 can perform drilling operation on the workpiece, and after processing, the workpiece can be moved away from the workpiece; Then the clamping cylinder 601 resets, drives the clamping frame 602 to move, the clamping frame 602 drives the rotating arm 603 to rotate, the rotating arm 603 drives the driving column 504 to move through the movable slot 604, the driving column 504 drives the moving frame 501, the moving clamping block 502 and the moving sleeve 503 to move, the moving sleeve 503 will slide on the cross block 304, the moving clamping block 502 moves away from the fixed clamping block 302, and the function of releasing the workpiece is realized; When the mobile clamp block 502 moves away from the fixed clamp block 302, the mobile clamp block 502 drives the support arm 405 and the rack 406 to move, the rack 406 drives the lower gear 407 to rotate, the lower gear 407 drives the upper gear 408 to rotate reversely, the upper gear 408 drives the guide wheel 411 to rotate in the same direction, and the friction between the guide wheel 411 and the workpiece drives the workpiece to move upwards, thereby facilitating the removal of the machined workpiece.

[0027] While the embodiments of the application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A brake steel back automatic drilling apparatus characterized by, Include: Chassis assembly (1); Drilling assembly (2), the drilling assembly (2) is provided on the chassis assembly (1), for providing drilling function; Fixed assembly (3), the fixed assembly (3) is provided on the chassis assembly (1), for limiting the one side of workpiece; Guide assembly (4), the guide assembly (4) is provided at the edge of fixed assembly (3), for guiding workpiece to put in; Moving assembly (5), the moving assembly (5) is provided in front of fixed assembly (3), for limiting the other side of workpiece; Drive assembly (6), the drive assembly (6) is provided on the chassis assembly (1), for driving moving assembly (5) to approach or away from fixed assembly (3); Feeding assembly (7), the feeding assembly (7) is provided on the inner side of chassis assembly (1), for controlling drilling assembly (2) to approach or away from workpiece; The process of moving assembly (5) approaching fixed assembly (3) can drive workpiece to move down to the bottom through guide assembly (4).

2. A brake steel back automatic drilling apparatus as claimed in claim 1 wherein: The chassis assembly (1) includes an upper plate (101), a lower plate (103), a connecting block (102) fixedly connected between the upper plate (101) and the lower plate (103), and a chute (104) provided on the upper plate (101).

3. A brake steel back automatic drill according to claim 2 wherein: The drilling assembly (2) includes a mounting seat (201), a drill head seat one (202), a drill head seat two (206) and a motor (208) rotatably mounted on the mounting seat (201), drill heads (207) mounted on the drill head seat one (202) and the drill head seat two (206), the drill head seat one (202) and the drill head seat two (206) connected by a transmission member, and an output end of the motor (208) fixedly connected with the drill head seat two (206); the transmission member includes a driving pulley (205) and a driven pulley (203), a synchronous belt (204) provided between the driving pulley (205) and the driven pulley (203), the driving pulley (205) fixedly installed on the drill head seat two (206), and the driven pulley (203) fixedly installed on the drill head seat one (202); the mounting seat (201) is in sliding fit with the chute (104).

4. A brake steel back automatic drill according to claim 2, wherein: The fixed assembly (3) includes a fixed base (301), a fixed clamping block (302) fixedly connected to the fixed base (301), a cross block (304) fixedly connected to a lower end of the fixed clamping block (302), a support arc block (303) fixedly connected to the cross block (304), and a rotating column (305) fixedly connected to the fixed base (301) below the fixed clamping block (302); the fixed base (301) is fixedly installed on the upper plate (101).

5. A brake steel back automatic drill according to claim 4 wherein: The moving assembly (5) includes a moving frame (501), a driving column (504) fixedly connected to a lower part of the moving frame (501), a moving sleeve (503) fixedly connected to an upper part of the moving frame (501), and a moving clamping block (502) fixedly connected to an upper part of the moving sleeve (503); the moving sleeve (503) is in sliding fit with the cross block (304).

6. A brake steel back automatic drill according to claim 5 wherein: The guide assembly (4) comprises a square seat (401), a sliding rod (403) is slidably connected in the square seat (401), one end of the sliding rod (403) is fixedly connected with an end block (402), the other end of the sliding rod (403) is fixedly connected with a moving seat (409), a tension spring (404) is arranged on the outer side of the sliding rod (403), both ends of the tension spring (404) are fixedly connected with the square seat (401) and the moving seat (409) respectively, the moving seat (409) is rotatably connected with an extension shaft (410), the extension shaft (410) is fixedly connected with a guide wheel (411), a lower gear (407) is rotatably connected to the lower part of the moving seat (409), the extension shaft (410) is fixedly connected with an upper gear (408) at the end away from the guide wheel (411), the upper gear (408) is engaged with the lower gear (407), the lower gear (407) is engaged with a rack (406) below, and the lower part of the rack (406) is fixedly connected with a support arm (405); the support arm (405) is fixedly connected with a moving clamp block (502), and the square seat (401) is fixedly installed on a fixed clamp block (302).

7. A brake steel back automatic drill according to claim 5 wherein: The driving assembly (6) comprises a clamping cylinder (601), the output end of the clamping cylinder (601) is fixedly connected with a clamping frame (602), the clamping frame (602) is rotatably connected with a rotating arm (603), and the rotating arm (603) is provided with a movable groove (604); the clamping cylinder (601) is fixedly installed on the upper plate (101), the driving column (504) is movably matched with the movable groove (604), and the rotating column (305) is rotatably matched with the rotating arm (603).

8. A brake steel back automatic drill according to claim 3, wherein: The feeding assembly (7) comprises an electric push rod (701), and the output end of the electric push rod (701) is fixedly connected with a moving block (702); the moving block (702) is fixedly connected with the mounting seat (201).

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