Punching equipment for front goods shelf of bicycle

Abstract

The utility model relates to the technical field of front goods shelf production, in particular to bicycle front goods shelf punching equipment which comprises a bottom box body and a working table fixed to the top of the box body, a first driving assembly for driving a supporting table to slide is arranged on the working table, a front goods shelf comprises a frame, and a first connecting plate and a second connecting plate are fixed to the inner wall of the frame. Two first mounting plates which are separated and arranged in parallel are fixed to the tail of the frame, a first supporting assembly is arranged on the supporting table, a second supporting assembly for supporting the second connecting plate is arranged on the supporting table, a positioning block located between the two first mounting plates is fixed to the supporting table, and a receding hole is formed in the supporting table; a second mounting plate penetrating through the receding hole is fixed to the workbench, a rotating shaft is rotationally connected to the second mounting plate, a drill bit is fixed to the rotating shaft, and a second driving assembly for driving the rotating shaft to rotate is arranged on the workbench. The punching device has the technical effect that the front goods shelf of the bicycle can be conveniently punched.

Description

Technical Field

[0001] The utility model relates to the technical field of bicycle front racks, in particular to a bicycle front rack punching device. Background Art

[0002] The front rack of a bicycle is a support frame for carrying items. People can install it on the bicycle according to their needs. Some front racks need to be equipped with lamps, such as Figure 1 As shown, a bicycle front rack includes a frame 51, a first connecting plate 52 and a second connecting plate 53 are fixed to the inner wall of the frame 51, and the tail of the frame 51 is disconnected, and two first mounting plates 54 are fixed to the tail of the frame 51. A hole needs to be drilled in the middle of the frame 51 away from the tail for mounting a lamp.

[0003] At present, when drilling holes in the front rack of a bicycle, workers generally hold an L-shaped pneumatic drill to drill holes in the front rack, which easily leads to deviations in the drilling positions and low work efficiency. Utility Model Content

[0004] The embodiment of the utility model provides a bicycle front rack punching device, which has the technical effect of facilitating punching of the bicycle front rack.

[0005] A bicycle front rack punching device adopts the following technical solution:

[0006] A bicycle front rack punching device comprises a bottom box body and a workbench fixed on the top of the box body, a support platform is slidably connected to the workbench, a first driving component for driving the support platform to slide is arranged on the workbench, the front rack comprises a frame, a first connecting plate and a second connecting plate are fixed on the inner wall of the frame, two first mounting plates separated and arranged in parallel are fixed at the tail of the frame, a first supporting component for supporting the first connecting plate and limiting the position in the length direction of the workbench is arranged on the support platform, a second supporting component for supporting the second connecting plate is arranged on the support platform, a positioning block located between the two first mounting plates is fixed on the support platform, a clearance hole is opened on the support platform, a second mounting plate passing through the clearance hole is fixed on the workbench, a rotating shaft is rotatably connected to the second mounting plate, a drill bit is fixed on the rotating shaft, and a second driving component for driving the rotating shaft to rotate is arranged on the workbench.

[0007] Furthermore, the first support assembly includes two first support blocks arranged in parallel, a first support groove is opened on the top of the first support block, and the first connecting plate is embedded in the first support groove; the second support assembly includes two second support blocks arranged in parallel, a second support groove is opened on the top of the second support block, and the second connecting plate is embedded in the second support groove.

[0008] Furthermore, the first driving assembly includes a fixed rod, a driving rod, a first connecting rod and a second connecting rod. The bottom of the fixed rod is fixed to the workbench, the bottom of the driving rod is hinged to the fixed rod, one end of the second connecting rod is fixed to the side wall of the support table, the other end of the second connecting rod is hinged to the first connecting rod, and one end of the first connecting rod away from the second connecting rod is hinged to the driving rod.

[0009] Furthermore, the first driving assembly includes a cylinder and a driving plate, the cylinder is fixed on the workbench, the driving plate is fixed on the piston rod of the cylinder, and the driving plate is detachably connected to the side wall of the support platform by bolts.

[0010] Furthermore, a clamping block is provided on the positioning block, the clamping block is located above the first mounting plate, a locking bolt is provided on the clamping block, the locking bolt passes through the clamping block and is threadedly connected to the positioning block, and the clamping block clamps the first mounting plate.

[0011] Compared with the prior art, the utility model has the following technical effects:

[0012] The front shelf is punched by the punching device of the utility model. First, the front shelf is placed on the support platform and positioned. Then, the drill bit automatically punches holes in the front shelf by bending the driving rod. The staff does not need to hold a pneumatic drill to punch holes in the front shelf. The positioning is accurate and the work efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The drawings described herein are used to provide a further understanding of the present invention, constitute a part of the present invention, and do not constitute a limitation of the present invention. In the drawings:

[0014] Figure 1 A schematic diagram showing the front shelf in Embodiment 1 of the present utility model;

[0015] Figure 2 A schematic diagram showing the overall structure of Example 1 of the present utility model;

[0016] Figure 3 A schematic diagram showing the first support assembly and the second support assembly in Embodiment 1 of the present utility model;

[0017] Figure 4 This is a schematic diagram of the first driving component in Example 2 of the utility model.

[0018] Description of reference numerals: 1, box body; 2, workbench; 21, slide rail; 3, support table; 31, slider; 32, second mounting plate; 33, relief hole; 34, rotating shaft; 35, drill bit; 36, positioning block; 4, first driving assembly; 41, fixed rod; 42, driving rod; 43, first connecting rod; 44, second connecting rod; 45, air cylinder; 46, driving plate; 5, front shelf; 51, frame; 52, first connecting plate; 53, second connecting plate; 54, first mounting plate; 6, first supporting assembly; 61, first supporting block; 611, first supporting groove; 7, second supporting assembly; 71, second supporting block; 711, second supporting groove; 8, second driving assembly; 9, pressing block; 91, locking bolt. Detailed implementation manners

[0019] In order to make the objectives, technical solutions and advantages of the present utility model clearer and more understandable, the present utility model will be further described in detail below in conjunction with the implementation manners and the drawings. Herein, the illustrative implementation manners of the present utility model and their descriptions are used to explain the present utility model, but not to limit the present utility model. Embodiment 1

[0020] Refer to Figure 1 , Figure 2 and Figure 3 , a punching device for a bicycle front shelf, comprising a box body 1, a workbench 2 is fixed on the top of the box body 1, a support table 3 is arranged above the workbench 2, two parallel slide rails 21 are fixed on the workbench 2, four sliders 31 are fixed on the bottom of the support table 3, every two sliders 31 correspond to one slide rail 21, and the sliders 31 are slidably connected with the slide rails 21. A first driving assembly 4 for driving the support table 3 to move left and right along the slide rails 21 is arranged on the workbench 2.

[0021] The front shelf 5 includes a frame 51, a separately arranged first connecting plate 52 and a second connecting plate 53 are fixed on the inner wall of the frame 51, the tail of the frame 51 is discontinuously arranged, and two separately arranged first mounting plates 54 are fixed at the tail of the frame 51. It is necessary to punch holes in the middle position of the frame 51 far from the tail.

[0022] A first supporting assembly 6 and a second supporting assembly 7 are arranged on the support table 3. The first supporting assembly 6 includes two parallel first supporting blocks 61, a first supporting groove 611 is opened at the top of the first supporting block 61, and the first connecting plate 52 is embedded into the first supporting groove 611. The second supporting assembly 7 includes two parallel second supporting blocks 71, a second supporting groove 711 is opened at the top of the second supporting block 71, and the second connecting plate 53 is embedded into the second supporting groove 711, thereby preventing the front shelf 5 from moving left and right on the support table 3.

[0023] Two parallel second mounting plates 32 are fixed on the workbench 2 by bolts, a clearance hole 33 is opened on the support table 3, and the second mounting plate 32 passes through the clearance hole 33. The top center position of the first mounting plate 54 is rotatably connected with a rotating shaft 34, and a drill bit 35 is installed on the rotating shaft 34. A second driving assembly 8 for driving the rotating shaft 34 to rotate is provided on the workbench 2. The second driving assembly 8 includes a first pulley, a second pulley and a motor. The first pulley is installed between the two second mounting plates 32 and fixed to the rotating shaft 34. The second pulley is located below the workbench 2. The first pulley and the second pulley are connected by a belt. The motor is fixed on the bottom wall of the workbench 2, and the motor drives the second pulley to rotate.

[0024] A positioning block 36 is fixed on the support platform 3, and the positioning block 36 is located between the two first mounting plates 54. After the front shelf 5 is placed on the support platform 3, the first connecting plate 52 is embedded in the first supporting groove 611, the second connecting plate 53 is embedded in the second supporting groove 711, and the two first mounting plates 54 sandwich the positioning block 36. At this time, the drill bit 35 is just aligned with the middle area of ​​the frame 51 away from the first mounting plate 54. After the front shelf 5 is placed on the support platform 3, the support platform 3 is driven to move to the left, the motor is started, and the drill bit 35 drills holes in the frame 51.

[0025] The first driving assembly 4 includes two fixed rods 41, a driving rod 42, a first connecting rod 43 and a second connecting rod 44. The bottom of the fixed rod 41 is fixed to the workbench 2. Two fixed rods 41 are provided. The bottom of the driving rod 42 is located between the two fixed rods 41 and is hinged to the fixed rod 41. One end of the second connecting rod 44 is fixed to the side wall of the support platform 3. The other end of the second connecting rod 44 is hinged to the first connecting rod 43. The two first connecting rods 43 are respectively arranged on both sides of the second connecting rod 44. The other end of the first connecting rod 43 is hinged to the driving rod 42. By bending the driving rod 42, the support platform 3 can move left and right along the slide rail 21. Example 2

[0026] Reference Figure 4 , which is different from the embodiment 1, is that the first driving assembly 4 includes a cylinder 45 and a driving plate 46, the cylinder 45 is fixed on the workbench 2, the driving plate 46 is fixed on the piston rod of the cylinder 45, and the driving plate 46 is detachably connected to the side wall of the support platform 3 by bolts. The cylinder 45 drives the support platform 3 to move left and right.

[0027] A clamping block 9 is provided on the positioning block 36, and the clamping block 9 is located above the first mounting plate 54. A locking bolt 91 is provided on the clamping block 9, and the locking bolt 91 passes through the clamping block 9 and is threadedly connected to the positioning block 36. The clamping block 9 clamps the first mounting plate 54, thereby preventing the mounting plate from shaking up and down.

[0028] The above are only the preferred embodiments of the present utility model and are not intended to limit the protection scope of the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model are all included in the protection scope of the present utility model.

Claims

1. A punching device for a bicycle front rack, characterized in that, The invention comprises a bottom box body (1) and a workbench (2) fixed on the top of the box body (1); a support platform (3) is slidably connected to the workbench (2); a first driving component (4) for driving the support platform (3) to slide is arranged on the workbench (2); a front shelf (5) comprises a frame (51); a first connecting plate (52) and a second connecting plate (53) are fixed on the inner wall of the frame (51); two first mounting plates (54) separated and arranged in parallel are fixed at the rear of the frame (51); and a support platform (3) is arranged for supporting the first connecting plate (52) and limiting the position in the length direction of the workbench (2). A first supporting assembly (6), a second supporting assembly (7) for supporting the second connecting plate (53) is arranged on the supporting platform (3), a positioning block (36) located between the two first mounting plates (54) is fixed on the supporting platform (3), a clearance hole (33) is opened on the supporting platform (3), a second mounting plate (32) passing through the clearance hole (33) is fixed on the workbench (2), a rotating shaft (34) is rotatably connected to the second mounting plate (32), a drill bit (35) is fixed on the rotating shaft (34), and a second driving assembly (8) for driving the rotating shaft (34) to rotate is arranged on the workbench (2).

2. The bicycle front rack punching device according to claim 1, wherein The first support assembly (6) comprises two first support blocks (61) arranged in parallel, a first support groove (611) being formed at the top of the first support block (61), and the first connecting plate (52) being embedded in the first support groove (611); the second support assembly (7) comprises two second support blocks (71) arranged in parallel, a second support groove (711) being formed at the top of the second support block (71), and the second connecting plate (53) being embedded in the second support groove (711).

3. The bicycle front rack punching device according to claim 1 or 2, characterized in that The first driving assembly (4) comprises a fixed rod (41), a driving rod (42), a first connecting rod (43) and a second connecting rod (44); the bottom of the fixed rod (41) is fixed to the workbench (2); the bottom of the driving rod (42) is hinged to the fixed rod (41); one end of the second connecting rod (44) is fixed to the side wall of the support platform (3); the other end of the second connecting rod (44) is hinged to the first connecting rod (43); and one end of the first connecting rod (43) away from the second connecting rod (44) is hinged to the driving rod (42).

4. The bicycle front rack punching device according to claim 1 or 2, characterized in that, The first driving assembly (4) comprises a cylinder (45) and a driving plate (46); the cylinder (45) is fixed on the workbench (2); the driving plate (46) is fixed on a piston rod of the cylinder (45); and the driving plate (46) is detachably connected to a side wall of the support platform (3) via bolts.

5. The bicycle front rack punching device according to claim 1, wherein, A clamping block (9) is arranged on the positioning block (36), the clamping block (9) is located above the first mounting plate (54), a locking bolt (91) is arranged on the clamping block (9), the locking bolt (91) passes through the clamping block (9) and is threadedly connected to the positioning block (36), and the clamping block (9) clamps the first mounting plate (54).

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