Pointing rolling machine

Abstract

A pointing machine belongs to the technical field of pointing machines and comprises a base with moving wheels, a worktable is fixedly mounted on a tabletop of the base, a pointing equipment body is mounted on the tabletop of the worktable, a sliding groove is formed in the tabletop of the worktable, a sliding block is slidably mounted in the sliding groove, and a guide frame is fixedly mounted on the outer surface of the sliding block through a bolt and nut assembly. A sliding frame is slidably mounted on the outer surface of the guide frame, a supporting frame is fixedly mounted on the upper surface of the sliding frame, a mounting opening is formed in the upper end of the supporting frame in a penetrating mode, an inner rotor bearing is rotatably mounted in the mounting opening, a hollow pipe is fixedly mounted in the inner rotor bearing, and a fixing ring is welded to the right end of the hollow pipe. A locking bolt used for pressing and fixing raw materials is arranged on the upper surface of the fixing ring in a penetrating mode, detachable handles are oppositely installed on the front surface and the rear surface of the fixing ring, the raw material pricking contact face can be easily adjusted in the operation process, and the pricking effect and operation convenience are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of point rolling machines, and in particular relates to a point rolling machine. Background Art

[0002] The sharpening machine is a mechanical device for metal wire drawing machines and cold drawing production equipment. During the sharpening machine processing, the raw material is repeatedly pulled and drawn, which can cause the raw material to undergo plastic deformation under the action of force. This plastic deformation helps to improve the ductility of the raw material, making it easier to form a sharp point. In addition, repeated pulling and drawing can also help eliminate stress concentration inside the raw material and reduce the risk of fracture.

[0003] After searching, the Chinese authorized patent in the relevant field, the patent publication number is: CN211413209U, the patent name is: a kind of rolling machine, whose structure specifically includes a machine base, and the main roller and the slave roller are rotatably connected to each other up and down inside the machine base, and a power motor is arranged under the machine base, and the output shaft of the motor drives the main pressure roller and the slave roller to be linked through the driving mechanism, and a feeding clamping mechanism is also arranged on the machine base, which is characterized in that: the upper and lower end faces of the feeding port of the machine base are respectively provided with an upper slide groove and a lower slide groove parallel to the axis of the main roller, the feeding clamping mechanism is respectively slidably connected with the upper slide groove and the lower slide groove, and the upper slide groove and the lower slide groove are respectively provided with vertical slide groove branches.

[0004] Although the above-mentioned prior art pointing machine can adjust the cable position forward and backward, during operation, the pointing contact surface of the raw material is difficult to rotate and adjust, which brings inconvenience to the operation and also affects the pointing effect. Therefore, another pointing machine is provided to solve the above technical problems. Utility Model Content

[0005] In view of the problem that the existing point rolling machine has the problem of being inconvenient to rotate and adjust the pointed contact surface of the raw material, which affects the pointed effect, the utility model provides a point rolling machine, which is arranged in the mounting opening of the support frame by rotating the hollow tube through the inner rotor bearing, and a fixing ring with a locking bolt and a handle is welded and installed on the right end of the hollow tube. In actual operation, the raw material can be passed through the fixing ring and the hollow tube, and after being squeezed and fixed by the locking bolt, the fixing ring and the raw material can be driven by the handle to rotate and adjust, so that the pointed contact surface of the raw material can be easily adjusted during operation, the pointed effect and the convenience of operation are improved, and the problem that the existing point rolling machine has the problem of being inconvenient to rotate and adjust the pointed contact surface of the raw material, which affects the pointed effect. The specific technical scheme is as follows:

[0006] The cam is provided with a plurality of movable parts, and a movable part is provided with a plurality of movable parts, and a movable part is provided with a plurality of movable parts.

[0007] In the above technical solution, a tightening bolt is threadedly installed through the upper surface of the left end of the guide frame, and the lower surface of the tightening bolt is in contact with the table surface of the workbench;

[0008] In the above technical solution, the front and rear surfaces of the guide frame are fixedly mounted with convex rails, the slide frame includes two convex frames and two track wheels, the two convex frames are respectively slidably arranged on the upper and lower surfaces of the guide frame, the two track wheels are respectively rotatably arranged between the front and rear ends of the two convex frames, and the track wheels are rollingly arranged on the corresponding convex rails;

[0009] In the above technical solution, a baffle is fixedly mounted on the right surface of the guide frame;

[0010] In the above technical solution, the outer surface of the hollow tube is provided with left and right opposite thread grooves, the outer surfaces of the thread grooves are threadedly mounted with limit blocks, and the inner surfaces of the limit blocks are in contact with the outer surface of the support frame.

[0011] In the above technical solution, the end of the handle close to the fixing ring is fixedly installed with a threaded connection part, and the connection part is embedded and screwed on the outer surface of the fixing ring.

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

[0013] 1. The utility model sets the hollow tube in the mounting opening of the support frame by rotating it through the inner rotor bearing, and welds and installs a fixing ring with a locking bolt and a handle on the right end of the hollow tube. In actual operation, the raw material can pass through the fixing ring and the hollow tube, and after being squeezed and fixed by the locking bolt, the fixing ring and the raw material can be driven by the handle to rotate and adjust, so that the sharpening contact surface of the raw material can be easily adjusted during operation, thereby improving the sharpening effect and the convenience of operation.

[0014] 2. The utility model arranges thread grooves on the outer surface of the hollow tube relatively and screws limit blocks in the thread grooves respectively, so that the two limit blocks can be used to limit the position of the hollow tube in the inner rotor bearing, thereby preventing the hollow tube from being easily separated from the inner rotor bearing after the position of the support frame is adjusted forward and backward for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 for Figure 1 A magnified view of the local structure at point a.

[0017] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model.

[0018] Figure 4 This is a schematic diagram of the handle structure of the utility model.

[0019] Figure 5 This is a schematic diagram of the slide structure of the utility model.

[0020] Figure 1-5 Among them: 1-base, 2-workbench, 21-slide, 22-slider, 3-pointing equipment body, 4-guide frame, 41-tightening bolt, 42-convex track, 43-baffle, 5-slide, 51-convex frame, 52-track wheel, 6-support frame, 61-inner rotor bearing, 7-hollow tube, 71-limiting block, 8-fixing ring, 81-locking bolt, 9-handle, 91-connecting part. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 5 , the utility model provides a technical solution:

[0023] A point rolling machine comprises a base 1 with moving wheels, a workbench 2 is fixedly installed on the table of the base 1, a point-piercing device body 3 is installed on the table of the workbench 2, a slide groove 21 is provided on the table of the workbench 2, a slider 22 is slidably installed in the slide groove 21, a guide frame 4 is fixedly installed on the outer surface of the slider 22 through a bolt and nut assembly, a slider 5 is slidably installed on the outer surface of the guide frame 4, a support frame 6 is fixedly installed on the upper surface of the slider 5, a mounting opening is penetrated through the upper end of the support frame 6, an inner rotor bearing 61 is rotatably installed in the mounting opening, a hollow tube 7 is fixedly installed in the inner rotor bearing 61, a fixing ring 8 is welded and installed on the right end of the hollow tube 7, the fixing ring 8 is located on the right side of the working area of ​​the point-piercing device body 3 in the horizontal direction, a locking bolt 81 for pressing and fixing the raw material is penetrated through the upper surface of the fixing ring 8, and a detachable handle 9 is relatively installed on the front and rear surfaces of the fixing ring 8;

[0024] It should be noted that a tightening bolt 41 is threadedly installed through the upper surface of the left end of the guide frame 4, and the lower surface of the tightening bolt 41 is in contact with the table surface of the workbench 2;

[0025] When using, combine Figure 1 and Figure 2 As shown, first pull the support frame 6 to the right to reserve a pulling distance between the raw material and the pointing device body 3, then pass the raw material through the fixing ring 8 and the hollow tube 7, and then tighten the locking bolt 81 to fix the raw material in the fixing ring 8, and then start the pointing device body 3, hold the handle 9, and drive the support frame 6 to repeatedly pull and move the raw material to the working area of ​​the pointing device body 3 through the slide 5. During the operation, the fixing ring 8 and the hollow tube 7 can be driven to rotate by the handle 9, so as to rotate and adjust the pointing contact surface of the raw material to ensure the pointing effect. Compared with the prior art, the present device can easily adjust the pointing contact surface of the raw material during operation, thereby improving the pointing effect and the convenience of operation.

[0026] It is worth noting that in order to make the slide 5 slide more smoothly on the outer surface of the guide frame 4, Figure 2 and Figure 5 As shown, convex rails 42 are fixedly installed on the front and rear surfaces of the guide frame 4, and the slide 5 includes two convex frames 51 and two track wheels 52. The two convex frames 51 are respectively slidably arranged on the upper and lower surfaces of the guide frame 4, and the two track wheels 52 are respectively rotatably installed between the front and rear ends of the two convex frames 51. The track wheels 52 are rollingly arranged on the corresponding convex rails 42. By arranging the track wheels 52 and the convex rails 42, the friction between the slide 5 and the guide frame 4 can be reduced, so that the slide 5 can slide more smoothly on the outer surface of the guide frame 4.

[0027] In addition, in the process of pulling the raw material, in order to prevent the slide 5 from accidentally detaching from the guide frame 4, as shown in FIG. Figure 2 or Figure 3As shown, a baffle 43 is fixedly mounted on the right surface of the guide frame 4, and the baffle 43 can be used to block the slide 5 to prevent the slide 5 from accidentally falling off during operation.

[0028] In addition, in the process of repeatedly pulling out the card raw material, in order to avoid looseness between the hollow tube 7 and the inner rotor bearing 61, which affects the operation, Figure 3 As shown, left and right opposite thread grooves are provided on the outer surface of the hollow tube 7, and limit blocks 71 are screwed and installed on the outer surface of the thread grooves, and the inner side surfaces of the limit blocks 71 are in contact with the outer surface of the support frame 6. The two limit blocks 71 can be used to limit the position of the hollow tube 7 to prevent the hollow tube 7 from loosening and loosening between the inner rotor bearing 61;

[0029] Finally, considering the installation and removal of the limit block 71, combined with Figure 3 and Figure 4 As shown, a threaded connection portion 91 is fixedly installed at one end of the handle 9 close to the fixing ring 8. The connection portion 91 is embedded in the outer surface of the fixing ring 8 and is screwed to fix the handle 9 on the outer surface of the fixing ring 8. The handle 9 can be easily separated from the fixing ring 8 by rotating it, thereby preventing the existence of the handle 9 from affecting the installation and disassembly of the limit block 71.

Claims

1. A point rolling machine, comprising a base (1) with a movable wheel, a workbench (2) fixedly mounted on the table of the base (1), a point rolling device body (3) mounted on the table of the workbench (2), characterized in that: A slide groove (21) is provided on the table surface of the workbench (2), a slider (22) is slidably installed in the slide groove (21), a guide frame (4) is fixedly installed on the outer surface of the slider (22) through a bolt and nut assembly, a slide frame (5) is slidably installed on the outer surface of the guide frame (4), a support frame (6) is fixedly installed on the upper surface of the slide frame (5), a mounting opening is penetrated through the upper end of the support frame (6), an inner rotor bearing (61) is rotatably installed in the mounting opening, a hollow tube (7) is fixedly installed in the inner rotor bearing (61), a fixing ring (8) is welded and installed on the right end of the hollow tube (7), the fixing ring (8) is located on the right side of the working area of ​​the main body (3) of the piercing equipment in the horizontal direction, a locking bolt (81) for pressing and fixing the raw material is penetrated through the upper surface of the fixing ring (8), and a detachable handle (9) is relatively installed on the front and rear surfaces of the fixing ring (8).

2. A sharpening machine according to claim 1, characterized in that: A tightening bolt (41) is threadedly installed through the upper surface of the left end of the guide frame (4), and the lower surface of the tightening bolt (41) is in contact with the table surface of the workbench (2).

3. A sharpening machine according to claim 2, characterized in that: The front and rear surfaces of the guide frame (4) are fixedly mounted with convex rails (42); the slide frame (5) comprises two convex frames (51) and two track wheels (52); the two convex frames (51) are respectively slidably mounted on the upper and lower surfaces of the guide frame (4); the two track wheels (52) are respectively rotatably mounted between the front and rear ends of the two convex frames (51); and the track wheels (52) are rollingly mounted on the corresponding convex rails (42).

4. A sharpening machine according to claim 2, characterized in that: A baffle (43) is fixedly mounted on the right surface of the guide frame (4).

5. A sharpening machine according to claim 1, characterized in that: The outer surface of the hollow tube (7) is provided with left and right opposite thread grooves, and the outer surfaces of the thread grooves are all threadedly mounted with limit blocks (71), and the inner surfaces of the limit blocks (71) are all in contact with the outer surface of the support frame (6).

6. A sharpening machine according to claim 1, characterized in that: A connection portion (91) with a thread is fixedly mounted on one end of the handle (9) close to the fixing ring (8), and the connection portion (91) is embedded and threaded on the outer surface of the fixing ring (8).

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