Screw rolling machine

Abstract

The utility model discloses a screw rod thread rolling machine, relates to the thread rolling machine field, and comprises a pedestal, the top wall of the pedestal is provided with a fixing sleeve, the fixing sleeve is annular, the inner wall of the fixing sleeve is provided with a tooth ring, the front side and the rear side of the right side wall of the fixing sleeve are provided with arc-shaped grooves, the inner walls of the arc-shaped grooves are provided with transmission rods, and the transmission rods are arranged on the right side wall of the fixing sleeve. According to the scheme, the base, the fixing sleeve, the gear ring and other devices are arranged to be matched, the two sets of thread rolling rollers can rotate synchronously conveniently through the device, thread staggering is avoided, meanwhile, the distance between the two sets of thread rolling rollers can be adjusted conveniently, thread rolling operation can be conducted on screws with different diameters, and the thread rolling efficiency is improved. The practicability of the device is improved; through cooperation of the supporting frame, the mounting frame, the adjusting frame and other devices, the device can conveniently place and support a screw, subsequent thread rolling operation is facilitated, and the situation that the screw inclines due to the fact that the screw is too long is avoided.

Description

Technical Field

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

[0002] The thread rolling machine is a multifunctional cold extrusion forming machine tool. The thread rolling machine can perform thread, straight grain, and oblique grain rolling on the workpiece in the cold state within its rolling force range; rolling of spur gears, helical gears, and helical spline gears; straightening, diameter reduction, rolling and various forming rolling. Screw threads are mostly cold extruded by thread rolling machines. Existing screw thread rolling machines mostly use dual motors to drive the thread rolling rollers to rotate. Once the two sets of motors rotate out of sync, it will cause misalignment of the teeth, affecting product quality and reducing the practicability of the device. For this reason, we propose a screw thread rolling machine. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a screw thread rolling machine, which effectively solves the problem that most of the existing screw thread rolling machines use dual motors to drive the thread rolling rollers to rotate during use. Once the two sets of motors rotate out of sync, it will cause misalignment of the threads, affecting product quality and reducing the practicability of the device.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a screw thread rolling machine comprises a base, a top wall of the base is provided with a fixing sleeve, the fixing sleeve is arranged in an annular shape, the inner wall of the fixing sleeve is provided with a gear ring, arc grooves are provided on the front and rear sides of the right side wall of the fixing sleeve, the inner wall of the arc grooves is provided with a transmission rod, the outer wall of the transmission rod is provided with a transmission gear, the transmission gears are meshed with the gear ring, the right side wall of the fixing sleeve is provided with a motor, the output end of the motor is provided with a driving gear, the driving gear is meshed with the gear ring, the bottom wall of the base is provided with an electric push rod, the telescopic end of the electric push rod is provided with an adjusting frame, the left and right sides of the top wall of the adjusting frame are provided with sliding grooves, the inner wall of the sliding grooves is provided with slides, the transmission rod is located at the inner wall of the slide, and the outer wall of the transmission rod is provided with thread rolling rollers.

[0005] Preferably, a mounting frame is provided on the left side wall of the adjustment frame, and a supporting frame is provided on the top wall of the mounting frame.

[0006] Preferably, double-headed screws are provided on the left and right side walls of the inner cavity of the mounting frame, adjustment blocks are provided on the left and right sides of the outer wall of the double-headed screw, connecting rods are provided on the top walls of the adjustment blocks, and the other ends of the connecting rods are provided on the bottom wall of the support frame.

[0007] Preferably, the outer wall of the transmission rod is evenly provided with swivels, the outer wall of the swivels is provided with annular grooves, and the swivels are respectively located on the inner wall of the slide and the arc groove.

[0008] Preferably, the top wall of the support frame is arranged in a V shape, and rollers are arranged on the left and right side walls of the inner cavity of the support frame.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. The screw thread rolling machine can make the two sets of thread rolling rollers rotate synchronously by arranging the base, the fixing sleeve and the gear ring to avoid misalignment of the threads. It is also convenient to adjust the distance between the two sets of thread rolling rollers, and can perform thread rolling operations on screws of different diameters, thereby improving the practicability of the device.

[0011] 2. The screw thread rolling machine can facilitate the placement and support of the screw by arranging a supporting frame, a mounting frame, an adjusting frame and other devices, which is beneficial to the subsequent thread rolling operation and avoids the situation where the screw is tilted due to being too long;

[0012] 3. The screw thread rolling machine can facilitate the height adjustment of the support frame by arranging a double-headed screw, an adjusting block, a connecting rod and other devices, so as to facilitate the alignment of the screw and the thread rolling roller, which is beneficial to the subsequent thread rolling operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0014] In the attached picture:

[0015] Figure 1 This is a structural schematic diagram of the screw thread rolling machine of the utility model;

[0016] Figure 2 For this utility model Figure 1 A magnified view of part A in FIG.

[0017] Figure 3 It is a structural schematic diagram of the fixing sleeve of the utility model;

[0018] In the figure: 100, base; 101, fixing sleeve; 102, gear ring; 103, transmission rod; 104, transmission gear; 105, motor; 106, driving gear; 107, electric push rod; 108, adjustment frame; 109, slide; 110, thread rolling roller; 111, mounting frame; 112, support frame; 113, double-headed screw; 114, adjustment block; 115, connecting rod; 116, swivel; 117, roller. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] Depend on Figure 1 , Figure 2 and Figure 3 The utility model provides a screw thread rolling machine, the top wall of the base 100 is fixedly connected with a fixed sleeve 101, and the fixed sleeve 101 is convenient for supporting the gear ring 102, the fixed sleeve 101 is arranged in an annular shape, and the inner wall of the fixed sleeve 101 is rotatably connected with the gear ring 102, and the gear ring 102 is convenient for driving the transmission gear 104 to rotate, and the front and rear sides of the right side wall of the fixed sleeve 101 are provided with arc grooves, and the arc grooves are convenient for limiting and guiding the movement of the transmission rod 103, and the inner walls of the arc grooves are slidably connected with the transmission rod 103, and the transmission rod 103 is convenient for driving the thread rolling roller 110 to rotate, and the outer wall of the transmission rod 103 is fixedly connected with the transmission gear 104, and the transmission gear 104 is convenient for driving the transmission rod 103 to rotate, and the transmission gears 104 are meshed with the gear ring 102, and the right side wall of the fixed sleeve 101 is fixedly connected with a motor 105, and the motor 105 is convenient for driving the driving gear The wheel 106 rotates, and the output end of the motor 105 is fixedly connected to the driving gear 106, which is convenient for driving the gear ring 102 to rotate through the driving gear 106, and the driving gear 106 is meshed with the gear ring 102. The bottom wall of the base 100 is fixedly connected to an electric push rod 107, which is convenient for driving the adjusting frame 108 to rotate through the electric push rod 107, and the telescopic end of the electric push rod 107 is fixedly connected to the adjusting frame 108, which is convenient for driving the slide 109 to move through the adjusting frame 108. Slide grooves are provided on the left and right sides of the top wall of the adjusting frame 108, and the movement of the slide 109 is convenient for limiting and guiding through the slide grooves. The inner walls of the slide grooves are slidably connected to the slides 109, and the transmission rod 103 is convenient for supporting through the slide 109. The transmission rod 103 is located on the inner wall of the slide 109, and the outer wall of the transmission rod 103 is fixedly connected to the thread rolling roller 110, which is convenient for supporting the screw rod.

[0021] In this embodiment: the driving gear 106 is driven to rotate by the motor 105, the gear ring 102 is driven to rotate by the driving gear 106, the gear ring 102 drives the two sets of transmission gears 104 to rotate synchronously, the transmission gear 104 drives the transmission rod 103 to rotate, and the transmission rod 103 drives the thread rolling roller 110 to rotate. The synchronous rotation of the two sets of thread rolling rollers 110 is convenient for thread rolling operations on the screw rods, the adjustment frame 108 is driven to rise and fall by the electric push rod 107, the slide 109 is driven to move by the adjustment frame 108, and the transmission rod 103 is driven to rotate by the slide 109. The transmission rod 103 moves along the inner wall of the arc groove, which is convenient for adjusting the spacing between the two sets of transmission rods 103. The device can make the two sets of thread rolling rollers 110 rotate synchronously to avoid misalignment. At the same time, it is convenient to adjust the spacing between the two sets of thread rolling rollers 110, and thread rolling operations can be performed on screws of different diameters, thereby improving the practicability of the device.

[0022] The left side wall of the adjustment frame 108 is fixedly connected with a mounting frame 111, through which the supporting frame 112 is conveniently supported. The top wall of the mounting frame 111 is installed with a supporting frame 112, through which the screw rod is conveniently supported.

[0023] In this embodiment: by providing a support frame 112, it is convenient to support the processed screw rod, facilitate the placement and support of the screw rod, facilitate the subsequent thread rolling operation, and avoid the situation where the screw rod is too long and causes tilting.

[0024] The left and right side walls of the inner cavity of the mounting frame 111 are rotatably connected with double-headed screws 113, which can facilitate the two groups of adjustment blocks 114 to move toward or away from each other. The left and right sides of the outer wall of the double-headed screw 113 are screwed with adjustment blocks 114, which can facilitate the connection rod 115 to rotate. The top walls of the adjustment blocks 114 are rotatably connected with connection rods 115, which can facilitate the support frame 112 to be raised and lowered through the connection rods 115. The other ends of the connection rods 115 are rotatably connected to the bottom wall of the support frame 112.

[0025] In this embodiment: by rotating the double-headed screw 113, the two groups of adjustment blocks 114 are driven to move toward each other, and the two groups of adjustment blocks 114 are driven to rotate the connecting rod 115, and the connecting rod 115 is used to drive the support frame 112 to rise and fall. The device can facilitate the adjustment of the height of the support frame 112, and the alignment of the screw and the thread rolling roller 110, which is beneficial to the subsequent thread rolling operation.

[0026] The outer wall of the transmission rod 103 is evenly rotatably connected with a swivel 116, and the swivel 116 is used to avoid friction damage between the transmission rod 103 and the device. The outer wall of the swivel 116 is provided with annular grooves, which facilitate the positioning of the swivel 116. The swivel 116 is respectively located on the slide 109 and the inner wall of the arc groove.

[0027] In this embodiment, the swivel 116 is provided to facilitate the protection of the transmission rod 103, thereby avoiding friction support damage between the transmission rod 103 and the device, which is beneficial to increasing the service life of the device.

[0028] The top wall of the support frame 112 is V-shaped, which facilitates supporting the screw rod. The left and right side walls of the inner cavity of the support frame 112 are rotatably connected to rollers 117 .

[0029] In this embodiment: by setting the roller 117 to facilitate rolling, the screw can be easily rolled during the processing, avoiding damage caused by friction between the screw and the support frame 112, which is beneficial to protecting the screw and improving the practicality of the device.

Claims

1. A screw thread rolling machine, comprising a base (100), characterized in that: The top wall of the base (100) is provided with a fixing sleeve (101), the fixing sleeve (101) is arranged in an annular shape, the inner wall of the fixing sleeve (101) is provided with a toothed ring (102), the front and rear sides of the right side wall of the fixing sleeve (101) are provided with arc grooves, the inner wall of the arc grooves are provided with transmission rods (103), the outer wall of the transmission rods (103) is provided with transmission gears (104), the transmission gears (104) are meshed with the toothed ring (102), the right side wall of the fixing sleeve (101) is provided with a motor (105), the motor The output end of the (105) is provided with a driving gear (106), and the driving gear (106) is meshed with the gear ring (102). The bottom wall of the base (100) is provided with an electric push rod (107), and the telescopic end of the electric push rod (107) is provided with an adjustment frame (108). The left and right sides of the top wall of the adjustment frame (108) are provided with sliding grooves, and the inner walls of the sliding grooves are provided with sliding frames (109). The transmission rod (103) is located on the inner wall of the sliding frame (109), and the outer wall of the transmission rod (103) is provided with a thread rolling roller (110).

2. A screw thread rolling machine according to claim 1, characterized in that: A mounting frame (111) is provided on the left side wall of the adjustment frame (108), and a supporting frame (112) is provided on the top wall of the mounting frame (111).

3. A screw thread rolling machine according to claim 2, characterized in that: Double-headed screws (113) are arranged on the left and right side walls of the inner cavity of the mounting frame (111), and adjustment blocks (114) are arranged on the left and right sides of the outer wall of the double-headed screw (113). The top wall of the adjustment block (114) is provided with a connecting rod (115), and the other end of the connecting rod (115) is arranged on the bottom wall of the supporting frame (112).

4. A screw thread rolling machine according to claim 3, characterized in that: The outer wall of the transmission rod (103) is evenly provided with rotating rings (116), and the outer wall of the rotating rings (116) is provided with annular grooves. The rotating rings (116) are respectively located on the inner wall of the slide (109) and the arc groove.

5. The screw thread rolling machine according to claim 4, characterized in that: The top wall of the support frame (112) is arranged in a V shape, and the left and right side walls of the inner cavity of the support frame (112) are both provided with rollers (117).

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