Gear type thread rolling machine for bolt machining

Abstract

The utility model relates to the technical field of thread rolling machines, and provides a gear type thread rolling machine for bolt machining, which comprises a base, a pair of supporting seats and a pair of thread rolling wheels, the pair of supporting seats are arranged on the base, the thread rolling wheels are rotatably connected between the base, a movable driving assembly is arranged on the base and the supporting seats, and a lubricating assembly is arranged on the surface of the base. The feeding assembly is arranged on the base, the center base is fixed to the surface of the base, a first lead screw is rotationally connected between the surface of the base and the center base, and a first moving frame is slidably connected to the surface of the base and connected with the first lead screw in a threaded fit mode. According to the technical scheme, the problems that in the related technology, an operator needs to place a bolt between thread rolling discs in a handheld mode, the thread rolling precision of the bolt is not high, due to the fact that the thread rolling discs are in a rotating state, certain potential safety hazards are caused to the operator, and inconvenience is brought to operation and use of the operator are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a thread rolling machine technical field, specifically, relate to a gear type thread rolling machine for bolt processing. BACKGROUND

[0002] Bolt is a kind of mechanical parts, and the cylindrical threaded fastener with nut is composed of head and screw rod two parts, and it is a kind of fastener, which is used for fastening connection two parts with through hole, and it can be divided into ordinary and hinge hole, according to the stress mode of connection, and it can be divided into hexagonal head, round head, square head, countersunk head and so on, wherein the hexagonal head is the most commonly used.

[0003] When the operator processes the bolt, often uses thread rolling device, so that the bolt can be rolled, in order to use, and the existing thread rolling device has basic thread rolling function in the actual use, but often needs the operator to put the bolt between the thread rolling disc in the hand-held mode when the bolt is rolled, causes the bolt thread rolling precision not to be high, and since the thread rolling disc is in the state of rotation, the operator has certain security risk, and the operation of the operator is inconvenient.

[0004] Therefore, the above problems are improved. UTILITY MODEL CONTENTS

[0005] The utility model provides a gear type thread rolling machine for bolt processing, solve the need operator to put the bolt between the thread rolling disc in the hand-held mode in relevant technologies, cause the bolt thread rolling precision not to be high, and since the thread rolling disc is in the state of rotation, the operator has certain security risk, and the operation of the operator is inconvenient.

[0006] The technical scheme of the utility model is as follows: including

[0007] Base, a pair of support seat and a pair of thread rolling wheel, a pair of support seat are all set up on the base, and the thread rolling wheel is rotatably connected between the base;

[0008] Mobile drive assembly, the mobile drive assembly is arranged on the base and the support seat;

[0009] Lubricating assembly, the lubricating assembly is arranged on the base surface;

[0010] Feeding assembly, the feeding assembly is arranged on the base;

[0011] The feeding assembly comprises a center seat fixed on the base surface, a first lead screw rotationally connected between the base surface and the center seat, and a first moving frame slidingly connected to the base surface and threadedly connected to the first lead screw.

[0012] As a further technical solution, a driving motor is installed at the upper end of the first moving frame, a rotating seat is arranged at the output end of the driving motor, a fixed sleeve is arranged at the top of the rotating seat, and a rotating pipe is rotationally connected in the fixed sleeve.

[0013] As a further technical solution, a long groove is formed in the side surface of the center seat, a second lead screw is arranged in the long groove, a second moving frame is threadedly connected to the second lead screw, and a rotating shaft is rotationally connected to the second moving frame.

[0014] As a further technical solution, a connecting sleeve is arranged at one end of the rotating shaft, a supporting cone is telescopically connected in the connecting sleeve, a spring is sleeved and connected to the outside of the supporting cone, and the first lead screw and the second lead screw are both controlled to rotate by the motor.

[0015] As a further technical solution, the moving driving assembly comprises a second motor installed on one side of the supporting seat, and a transmission gear is arranged at the output end of the second motor and one end of the thread rolling wheel.

[0016] As a further technical solution, a rectangular opening is formed in the base surface, a moving seat is slidingly connected in the rectangular opening, an extension cylinder is arranged on the outer surface of the base, the output end of the extension cylinder is connected to the moving seat, and one pair of supporting seats are fixed on the moving seat.

[0017] As a further technical solution, the lubricating assembly comprises a third lead screw installed in the base, a bracket threadedly connected to the third lead screw, an oil tank installed on the bracket, and a pair of oil nozzles arranged at the bottom of the oil tank.

[0018] As a further technical solution, the collecting assembly is arranged on the base and the moving seat, the collecting assembly comprises a pair of bottom covers fixed on the surfaces of the base and the moving seat, a flow groove is formed in the surface of the bottom cover, and a discharge port is formed in the surface of the base.

[0019] As a further technical solution, the bottom cover has a semicircular structure, and the bottom cover is located directly below the thread rolling wheel.

[0020] The working principle and beneficial effects of the utility model are as follows:

[0021] 1. This utility model is equipped with a feeding assembly. Through the interaction of the center seat, rotating seat, rotating tube, second lead screw, rotating shaft and support cone, the bolt can be rotated between the thread rolling wheels by the rotating seat, and supported on the other end of the bolt by the support cone, making the thread rolling process more stable. After the thread rolling is completed, it can be rotated outward to reset, which is convenient for picking up and putting down the bolt.

[0022] 2. This utility model is equipped with a lubrication component. Through the interaction of the third lead screw, bracket, oil tank and oil nozzle, lubricating oil can be covered during the thread rolling process, which can reduce the temperature rise caused by continuous processing of the thread rolling wheel and improve the service life of the thread rolling wheel. Attached Figure Description

[0023] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0024] Figure 1 This is a schematic diagram of the structure of this utility model;

[0025] Figure 2 This is an isometric drawing of the present invention;

[0026] Figure 3 This is an isometric sectional view of the present invention;

[0027] Figure 4 This is an isometric sectional view of the present invention from another perspective;

[0028] Figure 5 Appendix to this utility model Figure 3 Enlarged view of part A in the middle;

[0029] Figure 6 Appendix to this utility model Figure 3 Enlarged view of part B in the middle section;

[0030] In the diagram: 1. Base; 2. Support seat; 3. Thread rolling wheel; 4. Feeding assembly; 4-1. Center seat; 4-2. First lead screw; 4-3. First moving frame; 4-4. Drive motor; 4-5. Rotating seat; 4-6. Fixed sleeve; 4-7. Rotating tube; 4-8. Long groove; 4-9. Second lead screw; 4-10. Second moving frame; 4-11. Rotating shaft; 4-12. Connecting sleeve; 4-13. Support cone; 4-14. Spring; 5. Moving drive assembly; 5-1. Second motor; 5-2. Transmission gear; 5-3. Rectangular opening; 5-4. Moving seat; 5-5. Telescopic cylinder; 6. Lubrication assembly; 6-1. Third lead screw; 6-2. Bracket; 6-3. Oil tank; 6-4. Oil nozzle; 7. Collection assembly; 7-1. Bottom cover; 7-2. Flow channel; 7-3. Discharge port. Detailed Implementation

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor are involved in the protection scope of the utility model.

[0032] As shown in Figures 1-6 The embodiment provides a gear type thread rolling machine for bolt machining, which comprises

[0033] A base 1, a pair of support seats 2 and a pair of thread rolling wheels 3, the pair of support seats 2 are arranged on the base 1, and the thread rolling wheels 3 are rotationally connected between the base 1.

[0034] A moving driving assembly 5 is arranged on the base 1 and the support seat 2.

[0035] A lubricating assembly 6 is arranged on the surface of the base 1.

[0036] A feeding assembly 4 is arranged on the base 1.

[0037] The feeding assembly 4 comprises a center seat 4-1 fixed on the surface of the base 1, a first lead screw 4-2 rotationally connected between the surface of the base 1 and the center seat 4-1, a first moving frame 4-3 slidingly connected to the surface of the base 1, a driving motor 4-4 installed on the upper end of the first moving frame 4-3 and connected with the first lead screw 4-2 through thread cooperation, a rotating seat 4-5 arranged on the output end of the driving motor 4-4, a fixed sleeve 4-6 arranged on the top of the rotating seat 4-5, a rotating pipe 4-7 rotationally connected in the fixed sleeve 4-6, a long slot 4-8 formed on the side surface of the center seat 4-1, a second lead screw 4-9 arranged in the long slot 4-8, a second moving frame 4-10 connected with the second lead screw 4-9 through thread cooperation, a rotating shaft 4-11 rotationally connected to the surface of the second moving frame 4-10, a connecting sleeve 4-12 arranged on one end of the rotating shaft 4-11, a supporting cone 4-13 telescopically connected in the connecting sleeve 4-12, a spring 4-14 sleeved and connected to the outside of the supporting cone 4-13, and the first lead screw 4-2 and the second lead screw 4-9 are controlled to rotate through the motor.

[0038] In this embodiment, in order to realize the effect of automatic feeding, the feeding assembly 4 is designed, the center seat 4-1 is arranged on the surface of the base 1 for supporting the bolt, the first lead screw 4-2 and the first moving frame 4-3 are rotatably connected between the center seat 4-1 and the surface of the base 1, the first moving frame 4-3 can be moved by the first lead screw 4-2, the driving motor 4-4 and the rotating seat 4-5 are installed in the top of the first moving frame 4-3, the rotating seat 4-5 can be rotated by the driving motor 4-4, the fixed sleeve 4-6 is arranged on the rotating seat 4-5 and the rotating pipe 4-7 is rotatably connected in the fixed sleeve 4-6, the bolt can be inserted into the rotating pipe 4-7, the rotating pipe 4-7 can be rotated when rolling the bolt, the other surface of the center seat 4-1 is provided with the long slot 4-8, the second lead screw 4-9 and the second moving frame 4-10 are arranged in the long slot 4-8, the second moving frame 4-10 can be moved in the long slot 4-8 by the second lead screw 4-9, the rotating shaft 4-11 is arranged on the second moving frame 4-10, the connecting sleeve 4-12 is arranged at one end of the rotating shaft 4-11, the connecting sleeve 4-12 can rotate around the rotating shaft 4-11 as the center, the rotating shaft 4-11 and the rotating pipe 4-7 are located at the same axial position, the supporting cone 4-13 and the spring 4-14 are telescopically connected in the connecting sleeve 4-12, so that the supporting cone 4-13 can be telescopically connected in the connecting sleeve 4-12, the supporting cone 4-13 can be abutted on the other end of the bolt and generate pressure by the spring 4-14, thereby improving the stability when rolling the bolt.

[0039] Further, the moving driving assembly 5 includes a second motor 5-1, the second motor 5-1 is installed on one side of the support seat 2, the output end of the second motor 5-1 and one end of the rolling thread wheel 3 are provided with transmission gears 5-2, the surface of the base 1 is provided with a rectangular opening 5-3, the moving seat 5-4 is slidably connected in the rectangular opening 5-3, the outer surface of the base 1 is provided with a telescopic cylinder 5-5, the output end of the telescopic cylinder 5-5 is connected with the moving seat 5-4, and one pair of support seats 2 are fixed on the moving seat 5-4.

[0040] In this embodiment, in order to realize the effect of controlling the movement of one of the rolling thread wheels 3, the moving driving assembly 5 is designed, the second motor 5-1 is installed on the surface of the support seat 2, the output end of the second motor 5-1 and one end of the rolling thread wheel 3 are provided with transmission gears 5-2 and are engaged, the rolling thread wheel 3 can be rotated by the second motor 5-1, the surface of the base 1 is provided with a rectangular opening 5-3, the moving seat 5-4 is movably connected in the rectangular opening 5-3 and is fixedly connected with the support seat 2, the outer surface of the base 1 is provided with a telescopic cylinder 5-5, the moving seat 5-4 can be moved in the rectangular opening 5-3 by the telescopic cylinder 5-5.

[0041] Further, the lubricating assembly 6 comprises a third screw rod 6-1 installed in the base 1, a support 6-2 connected to the third screw rod 6-1 through threaded cooperation, and an oil tank 6-3 installed on the support 6-2, wherein a pair of oil nozzles 6-4 are arranged at the bottom of the oil tank 6-3.

[0042] In the embodiment, in order to achieve the effect of keeping the thread rolling wheel 3 lubricated, the lubricating assembly 6 is designed, the third screw rod 6-1 is arranged on the surface of the base 1 and controlled to rotate by a motor, the support 6-2 and the oil tank 6-3 are connected to the third screw rod 6-1, the third screw rod 6-1 can control the support 6-2 to move, the bottom of the oil tank 6-3 is provided with two oil nozzles 6-4, lubricating oil can be injected into the oil tank 6-3, and the lubricating oil is sprayed on the surface of the thread rolling wheel 3 through the oil nozzles.

[0043] Further, the collecting assembly 7 is arranged on the base 1 and the moving seat 5-4, and comprises a pair of bottom covers 7-1 fixed on the surfaces of the base 1 and the moving seat 5-4, a flow groove 7-2 arranged on the surface of each bottom cover 7-1, and a discharge port 7-3 arranged on the surface of the base 1.

[0044] In the embodiment, in order to achieve the effect of collecting lubricating oil, the collecting assembly 7 is designed, the bottom cover 7-1 is arranged on the surface of the base 1 and the moving seat 5-4, the bottom cover 7-1 can receive the downward flowing lubricating oil, the flow groove 7-2 is arranged on the inner surface of the bottom cover 7-1, so that the lubricating oil can flow to one position, and the discharge port 7-3 is arranged on the surface of the base 1 and the moving seat 5-4, so that the lubricating oil flowing out of the discharge groove can flow downward, and a collecting container can be placed on the bottom of the base 1 to support a certain height.

[0045] Further, the bottom cover 7-1 has a semicircular structure, and the bottom cover 7-1 is located directly below the thread rolling wheel 3.

[0046] In the embodiment, the semicircular structure can cover the bottom of the thread rolling wheel 3, so that all the flowing lubricating oil can be collected.

[0047] When the bolt needs to be processed, the bolt is inserted into the rotating pipe 4-7, the driving motor 4-4 is started to control the fixed sleeve pipe 4-6 and the bolt to rotate 180°, then the first screw rod 4-2 is started to control the bolt to enter between the thread rolling wheels 3, and the other end is supported on the supporting cone 4-13, the telescopic air cylinder 5-5 is started to control the thread rolling wheel 3 to move, the two thread rolling wheels 3 are started to rotate synchronously, the bolt is processed by thread rolling, the oil nozzles 6-4 are opened to flow lubricating oil downward for lubrication during the thread rolling process, the lubricating oil flows into the bottom cover 7-1 and is discharged downward through the flow groove 7-2 and the discharge port 7-3, a container can be placed at the bottom to collect, and according to the thread rolling position, the third screw rod 6-1 can be started to control the oil tank 6-3 to move, and after the thread rolling is completed, the bolt can be turned out.

[0048] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A gear type thread rolling machine for bolt processing, characterized by, Comprising The base (1), a pair of support seat (2) and a pair of thread rolling wheel (3), a pair of the support seat (2) are provided with on the base (1), the thread rolling wheel (3) is rotatably connected between the base (1); Mobile drive assembly (5), the mobile drive assembly (5) is provided on the base (1) and the support seat (2); Lubricating assembly (6), the lubricating assembly (6) is provided on the base (1) surface; Feeding assembly (4), the feeding assembly (4) is provided on the base (1); The feeding assembly (4) includes a center seat (4-1), the center seat (4-1) is fixed on the base (1) surface, the base (1) surface is rotatably connected with the center seat (4-1), the first lead screw (4-2) is rotatably connected between the base (1) surface and the center seat (4-1), the base (1) surface is slidably connected with the first moving frame (4-3), the first moving frame (4-3) is connected with the first lead screw (4-2) through thread cooperation.

2. A gear type thread rolling machine for bolt processing according to claim 1, characterized in that, The first moving frame (4-3) upper end is provided with a drive motor (4-4), the drive motor (4-4) output end is provided with a rotating seat (4-5), the rotating seat (4-5) top is provided with a fixed sleeve (4-6), the fixed sleeve (4-6) is rotatably connected with a rotating tube (4-7).

3. A gear type thread rolling machine for bolt processing according to claim 2, characterized in that, The center seat (4-1) side surface is provided with a long slot (4-8), the long slot (4-8) is provided with a second lead screw (4-9), the second lead screw (4-9) is connected with a second moving frame (4-10) through thread cooperation, the second moving frame (4-10) surface is rotatably connected with a rotating shaft (4-11).

4. A gear type thread rolling machine for bolt processing according to claim 3, characterized in that, The rotating shaft (4-11) one end is provided with a connecting sleeve (4-12), the connecting sleeve (4-12) is connected with a support cone (4-13) through expansion and contraction, the support cone (4-13) is connected with a spring (4-14) outside, the first lead screw (4-2) and the second lead screw (4-9) are rotatable through motor control.

5. The gear type thread rolling machine for bolt processing according to claim 1, characterized in that, The mobile drive assembly (5) includes a second motor (5-1), the second motor (5-1) is installed on one side of the support seat (2), the second motor (5-1) output end and one end of the thread rolling wheel (3) are provided with a transmission gear (5-2).

6. A gear type thread rolling machine for bolt processing according to claim 5, characterized in that, The base (1) surface is provided with a rectangular port (5-3), the rectangular port (5-3) is slidably connected with a moving seat (5-4), the base (1) outer surface is provided with a telescopic cylinder (5-5), the telescopic cylinder (5-5) output end is connected with the moving seat (5-4), one pair of the support seat (2) is fixed on the moving seat (5-4).

7. The gear type thread rolling machine for bolt processing according to claim 1, characterized by The lubricating assembly (6) includes a third lead screw (6-1), the third lead screw (6-1) is installed in the base (1), the third lead screw (6-1) is connected with a support (6-2) through thread cooperation, the support (6-2) is installed with an oil tank (6-3), the oil tank (6-3) bottom is provided with a pair of oil nozzle (6-4).

8. A gear type thread rolling machine for bolt processing according to claim 6, characterized in that, Also include a collection assembly (7), the collection assembly (7) is arranged on the base (1) and the moving seat (5-4), the collection assembly (7) includes a pair of bottom cover (7-1), the bottom cover (7-1) is fixed on the surface of the base (1) and the moving seat (5-4) respectively, the surface of the bottom cover (7-1) is provided with flow groove (7-2), the surface of the base (1) is provided with discharge port (7-3).

9. The gear-type thread rolling machine for bolt processing according to claim 8, characterized by The bottom cover (7-1) is a semicircular structure as a whole, and the bottom cover (7-1) is located directly below the thread rolling wheel (3).

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