Workpiece broaching machine

Abstract

The utility model discloses a workpiece broaching machine which comprises a workpiece broaching operation table and a broaching machine body, two opposite hydraulic oil cylinders are fixedly installed on the surfaces of the two sides of the top end of the workpiece broaching operation table, telescopic rods are arranged on the surfaces of one sides of the two hydraulic oil cylinders, and bow-shaped fixing blocks are fixedly arranged on the surfaces of one ends of the two telescopic rods. Threaded holes are symmetrically formed in the surfaces of the two sides of the bow-shaped fixing block, and a workpiece clamping block is installed on the surface of one side of the bow-shaped fixing block. Through the matching arrangement of the bow-shaped fixing block, the workpiece clamping block and the mounting plate, the workpiece clamp can be replaced according to the diameter of a workpiece, through the matching arrangement of the limiting hole, the guide column and the bearing table, the workpiece is stably borne, the limiting clamping offset of the left clamping block and the right clamping block is small, anti-skid clamping is achieved, looseness is not likely to happen, and the workpiece reaming error is reduced; and through matched arrangement of the longitudinal feeding frame, the adjustable baffle, the L-shaped supporting block and the pneumatic telescopic column, workpieces can be automatically fed, and the work efficiency of workpiece broaching is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hole expanding machines, in particular to a workpiece hole expanding machine. Background Art

[0002] The hole expander is an advanced equipment used to process ring forgings. It is widely used in the production of ring parts in industrial fields such as bearings, engineering machinery, petrochemicals, aerospace, and power generation.

[0003] For example, a hole reaming device disclosed in the invention with authorization announcement number CN106964804A reduces the axial movement of the main shaft, improves the processing accuracy, and makes the hole reaming drill less likely to be damaged.

[0004] This prior art also has the following problems when used: the manual feeding production efficiency of the reamer is low, the workpiece fixture cannot be replaced according to the diameter of the workpiece, and the workpiece fixture has a large offset when clamping the reamer. Utility Model Content

[0005] In order to overcome the shortcomings of the prior art, the utility model provides a workpiece reaming machine. Through the matching arrangement of a bow-shaped fixing block, a workpiece clamping block and a mounting plate, the workpiece clamp can be replaced according to the diameter of the workpiece. Through the matching arrangement of a limit hole, a guide column and a supporting platform, the workpiece support is stable, the limit clamping offset of the left clamping block and the right clamping block is small, the anti-slip clamping is not easy to loosen, and the workpiece reaming error is reduced. Through the matching arrangement of a longitudinal feeding rack, an adjustable baffle, an L-shaped support block and a pneumatic telescopic column, the workpiece can be automatically loaded, thereby improving the work efficiency of workpiece reaming.

[0006] To solve the above technical problems, the utility model provides the following technical solutions: a workpiece reaming machine, comprising a workpiece reaming operating table and a reaming machine body, wherein two opposite hydraulic cylinders are fixedly installed on the two side surfaces of the top of the workpiece reaming operating table, one side surface of the two hydraulic cylinders is provided with a telescopic rod, and one end surface of the two telescopic rods is fixedly provided with a bow-shaped fixing block, and threaded holes are symmetrically provided on the two side surfaces of the bow-shaped fixing block, and a workpiece clamping block is installed on the one side surface of the bow-shaped fixing block, and the workpiece clamping block comprises a left clamping block and a right clamping block, and arc-shaped grooves are symmetrically provided on the one side surfaces of the left clamping block and the right clamping block, and anti-slip strips are evenly provided on the inner walls of the arc-shaped grooves, and two mounting plates are provided on the other side surfaces of the left clamping block and the right clamping block, and one side surface of the mounting plate is provided with a groove corresponding to the surface of the bow-shaped fixing block. The threaded groove corresponds to the threaded hole opened on the surface, the bow-shaped fixing block is fixedly connected to the workpiece clamp block by bolts, a supporting platform is provided on one side surface of the bottom end of the left clamp block, and two limiting holes are symmetrically provided on the surface of the supporting platform, and a guide column corresponding to the limiting hole is fixedly provided on the surface of the right clamp block, and a longitudinal feeding rack is provided on the surface of the top of the workpiece reaming operating table close to the left clamp block, and symmetrical left clamp block telescopic holes are provided on both side surfaces of the longitudinal feeding rack, and a longitudinal workpiece placement groove is provided on one side surface of the top of the longitudinal feeding rack, and pneumatic telescopic columns are installed on the inner walls of both sides of the bottom end of the workpiece placement groove, and an L-shaped support block is fixedly provided on the surface of one end of the pneumatic telescopic column, and a workpiece body is placed on the surface of the L-shaped support block, and an adjustable baffle is installed on the inner wall of one side of the longitudinal workpiece placement groove close to the reaming machine body.

[0007] As a preferred technical solution of the utility model, a hydraulic telescopic column is installed on the surface of one end of the driving shaft of the reaming machine body, four threaded grooves are opened on the surface of one end of the hydraulic telescopic column, a reaming cutter head is sleeved on the surface of the hydraulic telescopic column, four threaded holes are opened on the surface of one end of the reaming cutter head, and the hydraulic telescopic column is fixedly connected to the reaming cutter head by bolts.

[0008] As a preferred technical solution of the utility model, a leakage hole is opened on the top surface of the workpiece reaming operating table, and a fixing plate is fixedly provided on the side surface of the top of the workpiece reaming operating table away from the reaming machine body, and an auxiliary telescopic clamping block is installed at the center of the fixing plate, and the auxiliary telescopic clamping block corresponds to the position of the reaming cutter head.

[0009] As a preferred technical solution of the utility model, a workpiece storage frame is provided on the inner side of the bottom end of the workpiece reaming operating table, rollers are provided at the four corners of the bottom end of the workpiece storage frame, and an anti-slip handle is provided on one side surface of the workpiece storage frame.

[0010] As a preferred technical solution of the utility model, an equipment box is arranged at the bottom end of the workpiece reaming operation table, and a protective door is hingedly connected to the surface of one side of the equipment box.

[0011] As a preferred technical solution of the utility model, anti-collision rubber strips are evenly arranged on the surface of the adjustable baffle plate close to the workpiece body.

[0012] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0013] 1. Through the collocation of the bow-shaped fixing block, the workpiece clamping block and the mounting plate, the workpiece clamp can be replaced according to the diameter of the workpiece. Through the collocation of the limit hole, the guide column and the support platform, the workpiece support is stable, the limit clamping offset of the left clamping block and the right clamping block is small, the anti-slip clamping is not easy to loosen, and the error of the workpiece hole expansion is reduced. Through the collocation of the longitudinal feeding rack, the adjustable baffle, the L-shaped support block and the pneumatic telescopic column, the workpiece can be automatically loaded to improve the work efficiency of the workpiece hole expansion.

[0014] 2. Through the threaded grooves opened on the surface of the hydraulic telescopic column and the threaded holes opened on the surface of one end of the reaming cutter head, personnel can install reaming cutters with different reaming diameters on the surface of the hydraulic telescopic column at one end of the driving shaft of the reaming machine body according to needs; through the leakage holes opened on the top surface of the workpiece reaming operating table, it is convenient for the processed workpiece body to fall through the leakage holes into the inside of the workpiece storage frame for centralized processing; by arranging anti-collision rubber strips on the surface of the adjustable baffle, the wear of the adjustable baffle on the surface of the longitudinal feed rack after the workpiece body enters the inside of the longitudinal feed rack is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall side cross-sectional structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the top cross-sectional structure of the utility model.

[0017] Figure 3 It is a side structural schematic diagram of the longitudinal feeding rack of the utility model.

[0018] Figure 4 For the utility model Figure 2 Enlarged structural diagram at A in the middle.

[0019] Among them: 1. Workpiece reaming operation table; 2. Hydraulic cylinder; 3. Workpiece storage frame; 4. Equipment box; 5. Telescopic rod; 6. Bow-shaped fixing block; 7. Workpiece clamping block; 8. Limiting hole; 9. Guide column; 10. Reaming machine body; 11. Reaming cutter head; 12. Longitudinal feed rack; 13. Adjustable baffle; 14. Workpiece body; 15. L-shaped support block; 16. Fixed plate; 17. Auxiliary telescopic clamping block; 18. Leakage hole; 19. Pneumatic telescopic column; 20. Support table. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0021] For example, please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, the utility model provides a workpiece reaming machine, including a workpiece reaming operating table 1 and a reaming machine body 10. Two opposite hydraulic cylinders 2 are fixedly installed on the two sides of the top of the workpiece reaming operating table 1. Telescopic rods 5 are arranged on one side of the two hydraulic cylinders 2. Bow-shaped fixing blocks 6 are fixedly arranged on one end of the two telescopic rods 5. Threaded holes are symmetrically opened on the two sides of the bow-shaped fixing block 6. A workpiece clamping block 7 is installed on one side of the bow-shaped fixing block 6. The workpiece clamping block 7 includes a left clamping block and a right clamping block. The left clamping block and the right clamping block are fixedly installed on the one side of the bow-shaped fixing block 6. The surface of one side of the clamp block is symmetrically provided with arc-shaped grooves, and the inner wall of the arc-shaped groove is evenly provided with anti-slip strips. Two mounting plates are provided on the other side surfaces of the left clamp block and the right clamp block. A threaded groove corresponding to the threaded hole provided on the surface of the bow-shaped fixing block 6 is provided on the surface of one side of the mounting plate. The bow-shaped fixing block 6 is fixedly connected to the workpiece clamp block 7 by bolts. A support platform 20 is provided on the surface of one side of the bottom end of the left clamp block, and two limiting holes 8 are symmetrically provided on the surface of the support platform 20. A guide column 9 corresponding to the limiting hole 8 is fixedly provided on the surface of the right clamp block. A longitudinal feed rack 12 is provided on the surface of the top of the reaming operation table 1 near the left clamping block, and symmetrical left clamping block telescopic holes are provided on the surfaces of both sides of the longitudinal feed rack 12. A longitudinal workpiece placement groove is provided on the surface of one side of the top of the longitudinal feed rack 12, and pneumatic telescopic columns 19 are installed on the inner walls of both sides of the bottom of the workpiece placement groove. An L-shaped support block 15 is fixedly provided on the surface of one end of the pneumatic telescopic column 19, and a workpiece body 14 is placed on the surface of the L-shaped support block 15. An adjustable baffle is installed on the inner wall of one side of the longitudinal workpiece placement groove near the reaming machine body 10 13; through the arrangement of the bow-shaped fixing block 6, the workpiece clamping block 7 and the mounting plate, the workpiece clamp can be replaced according to the diameter of the workpiece; through the arrangement of the limit hole 8, the guide column 9 and the supporting platform 20, the workpiece support is stable, the limit clamping offset of the left clamping block and the right clamping block is small, the anti-slip clamping is not easy to loosen, and the error of the workpiece hole expansion is reduced; through the arrangement of the longitudinal feeding rack 12, the adjustable baffle 13, the L-shaped support block 15 and the pneumatic telescopic column 19, the workpiece can be automatically loaded, thereby improving the work efficiency of the workpiece hole expansion.

[0022] like Figure 1 , Figure 2 , Figure 4As shown, a hydraulic telescopic column is installed on the surface of one end of the driving shaft of the reaming machine body 10, four threaded grooves are opened on the surface of one end of the hydraulic telescopic column, a reaming cutter head 11 is sleeved on the surface of the hydraulic telescopic column, four threaded holes are opened on the surface of one end of the reaming cutter head 11, and the hydraulic telescopic column and the reaming cutter head 11 are fixedly connected by bolts; through the threaded grooves opened on the surface of the hydraulic telescopic column and the threaded holes opened on the surface of one end of the reaming cutter head 11, personnel can install reaming cutter heads 11 with different reaming diameters on the surface of the hydraulic telescopic column at one end of the driving shaft of the reaming machine body 10 according to needs.

[0023] like Figure 2 As shown, a leakage hole 18 is provided on the top surface of the workpiece reaming operating table 1, and a fixing plate 16 is fixedly provided on the side surface of the top of the workpiece reaming operating table 1 away from the reaming machine body 10, and an auxiliary telescopic clamping block 17 is installed at the center of the fixing plate 16, and the auxiliary telescopic clamping block 17 corresponds to the position of the reaming cutter head 11; by providing the leakage hole 18 on the top surface of the workpiece reaming operating table 1, the processed workpiece body 14 can fall through the leakage hole 18 into the inner side of the workpiece storage frame 3 for centralized processing.

[0024] like Figure 1 As shown, a workpiece storage frame 3 is arranged on the inner side of the bottom end of the workpiece reaming operating table 1, rollers are arranged at the four corners of the bottom end of the workpiece storage frame 3, and a non-slip handle is arranged on the surface of one side of the workpiece storage frame 3; by arranging rollers at the four corners of the bottom end of the workpiece storage frame 3, it is convenient for personnel to move out the workpiece storage frame 3 containing the workpiece body 14.

[0025] like Figure 1 As shown, an equipment box 4 is arranged at the bottom end of the workpiece reaming operating table 1, and a protective door is hingedly connected to the surface of one side of the equipment box 4; the protective door is hingedly connected to the surface of one side of the equipment box 4 to effectively protect the equipment in the equipment box 4.

[0026] like Figure 1 , Figure 2 As shown, the surface of the adjustable baffle 13 close to the workpiece body 14 is evenly provided with anti-collision rubber strips; by providing the anti-collision rubber strips on the surface of the adjustable baffle 13, the wear of the adjustable baffle 13 on the surface of the longitudinal feeding rack 12 is reduced after the workpiece body 14 enters the inner side of the longitudinal feeding rack 12.

[0027] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A workpiece reaming machine, comprising a workpiece reaming operation table (1) and a reaming machine body (10), characterized in that: Two opposite hydraulic cylinders (2) are fixedly installed on the two side surfaces of the top of the workpiece reaming operation table (1), and one side surface of the two hydraulic cylinders (2) is provided with a telescopic rod (5), and one end surface of the two telescopic rods (5) is fixedly provided with a bow-shaped fixing block (6), and the two side surfaces of the bow-shaped fixing block (6) are symmetrically provided with threaded holes, and one side surface of the bow-shaped fixing block (6) is installed with a workpiece clamping block (7), and the workpiece clamping block (7) includes a left clamping block and a right clamping block, and the one side surfaces of the left clamping block and the right clamping block are symmetrically provided with arc grooves, and the inner walls of the arc grooves are evenly provided with anti-slip strips, and the other side surfaces of the left clamping block and the right clamping block are provided with two mounting plates, and the one side surface of the mounting plate is provided with a threaded groove corresponding to the threaded hole provided on the surface of the bow-shaped fixing block (6), and the bow-shaped fixing block (6) and the workpiece clamping block (7) are fixedly connected by bolts. A support platform (20) is arranged on one side surface of the bottom end of the left clamping block, and two limiting holes (8) are symmetrically provided on the surface of the support platform (20). A guide column (9) corresponding to the limiting hole (8) is fixedly provided on the surface of the right clamping block. A longitudinal feeding frame (12) is arranged on the surface of the top end of the workpiece reaming operation table (1) close to the left clamping block, and symmetrical left clamping block telescopic holes are provided on both side surfaces of the longitudinal feeding frame (12). A longitudinal workpiece placement groove is arranged on one side surface of the top end of the longitudinal feeding frame (12). Pneumatic telescopic columns (19) are installed on both sides of the inner walls of the bottom end of the workpiece placement groove. An L-shaped support block (15) is fixedly provided on one end surface of the pneumatic telescopic column (19), and a workpiece body (14) is placed on the surface of the L-shaped support block (15). An adjustable baffle (13) is installed on the inner wall of one side of the longitudinal workpiece placement groove close to the reaming machine body (10).

2. A workpiece reaming machine according to claim 1, characterized in that: A hydraulic telescopic column is installed on one end surface of the driving shaft of the reaming machine body (10), and four threaded grooves are provided on one end surface of the hydraulic telescopic column. A reaming cutter head (11) is sleeved on the surface of the hydraulic telescopic column, and four threaded holes are provided on one end surface of the reaming cutter head (11). The hydraulic telescopic column is fixedly connected to the reaming cutter head (11) by bolts.

3. A workpiece reaming machine according to claim 1, characterized in that: A leak hole (18) is provided on the top surface of the workpiece hole reaming operation platform (1), and a fixing plate (16) is fixedly provided on the side surface of the top of the workpiece hole reaming operation platform (1) away from the hole reaming machine body (10). An auxiliary telescopic abutment block (17) is installed at the center of the fixing plate (16), and the auxiliary telescopic abutment block (17) corresponds to the position of the hole reaming cutter head (11).

4. A workpiece reaming machine according to claim 1, characterized in that: A workpiece storage frame (3) is arranged on the inner side of the bottom end of the workpiece reaming operation table (1), rollers are arranged at the four corners of the bottom end of the workpiece storage frame (3), and a non-slip handle is arranged on one side surface of the workpiece storage frame (3).

5. A workpiece reaming machine according to claim 1, characterized in that: An equipment box (4) is arranged at the bottom end of the workpiece hole enlarging operation table (1), and a protective door is hingedly connected to a surface of one side of the equipment box (4).

6. A workpiece reaming machine according to claim 1, characterized in that: The surface of the adjustable baffle (13) on the side close to the workpiece body (14) is evenly provided with anti-collision rubber strips.

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