Thread rolling mechanism of thread rolling machine

Abstract

The utility model discloses a thread rolling mechanism of a thread rolling machine, which belongs to the technical field of thread rolling machines and comprises a bottom plate, a motor is fixedly connected to the bottom of the bottom plate, a rotary table is fixedly connected to the output end of the motor, a connecting rod is hinged to the top of the rotary table, a sliding block is hinged to one end of the connecting rod, a second thread is arranged on the sliding block, and a second thread is arranged on the second thread. The top of the bottom plate is fixedly connected with two fixing plates, a fixing rod is fixedly connected between the two fixing plates, and the two fixing plates are rotationally connected with a bidirectional lead screw. According to the thread rolling mechanism of the thread rolling machine, the bidirectional lead screw, the connecting plate, the moving plate and the moving blocks are arranged, when the two moving blocks get close to each other, the moving blocks push the moving plate to move through the connecting plate, when the two moving blocks get away from each other, the moving blocks pull the moving plate to move through the connecting plate, and therefore the distance between the moving plate and the sliding block can be adjusted; bolts of different specifications can be produced conveniently, and the application range of the device is widened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of thread rolling machine technology, and specifically is a thread rolling mechanism of thread rolling machine. BACKGROUND

[0002] The thread rolling machine is a kind of equipment for processing the outer surface of cylindrical workpiece, mainly used for the processing of small bolts, and its working principle is that two thread rolling plates are moved, the thread rolling surfaces of the thread rolling plates have the same helix angle as the thread of bolt, and the bolt blank between the two thread rolling plates is rolled into thread when the thread rolling plates are moved, but the distance between the fixed plate and the movable plate on the existing thread rolling mechanism is fixed, and it is difficult to adjust, so that it can only produce the same specification bolt, and the use range is limited. SUMMARY

[0003] In order to overcome the above defects, the utility model provides a kind of thread rolling mechanism of thread rolling machine, solve the distance between the fixed plate and the movable plate on the existing thread rolling mechanism is fixed, and it is difficult to adjust, so that it can only produce the same specification bolt, and the use range is limited.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of thread rolling mechanism of thread rolling machine, including bottom plate, the bottom plate bottom is fixedly connected with motor, the output of the motor is fixedly connected with carousel, the carousel top is hinged with connecting rod, the connecting rod one end is hinged with sliding block, the second thread is provided on the sliding block;

[0005] The bottom plate top is fixedly connected with two fixed plates, and the fixed rod is fixedly connected between the two fixed plates, and the bidirectional screw rod is rotatably connected on the two fixed plates, the two moving blocks are threadedly connected on the bidirectional screw rod, the connecting plate is hinged on the moving block, the number of connecting plate is two, and the moving plate is hinged on one end of the two connecting plates, and the first thread is provided on the moving plate.

[0006] As a further scheme of the utility model: the moving block is slidably connected on the fixed rod, and the moving plate is designed as inclined surface on one side.

[0007] As a further scheme of the utility model: the bottom plate top is fixedly connected with the limit plate, and the sliding block is located between the moving plate and the limit plate.

[0008] As a further scheme of the utility model: the T-shaped block is fixedly connected on the sliding block, and the T-shaped slot is formed in the limit plate.

[0009] As a further scheme of the utility model: the T-shaped block is slidably connected in the T-shaped slot, and the carousel is located on the top of the bottom plate.

[0010] As a further scheme of the utility model: the bidirectional screw rod is fixedly connected with a knob at one end, and a plurality of grooves are formed in the knob.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1、The thread rolling mechanism of the thread rolling machine, through setting bidirectional screw rod, connecting plate, moving plate and moving block, when bolt blank passes through the inclined surface of moving plate and enters the gap between sliding block and moving plate, starting motor drives rotating disc to rotate, with the rotation of rotating disc, rotating disc will make sliding block reciprocating motion through connecting rod, and the relative movement of second thread and first thread is utilized to thread rolling of bolt blank, when the interval of moving plate and sliding block needs to be adjusted, rotating knob drives bidirectional screw rod to rotate, so that two moving blocks are close to each other or away from each other, when two moving blocks are close to each other, moving block will push moving plate to move through connecting plate, when two moving blocks are away from each other, moving block will pull moving plate to move through connecting plate, so that the interval of moving plate and sliding block can be adjusted, different specifications of bolt can be produced, and the use range is expanded.

[0013] 2、The thread rolling mechanism of the thread rolling machine, through setting sliding block, T-shaped block and T-shaped groove, when sliding block moves, T-shaped block will slide in T-shaped groove, T-shaped groove plays the role of limiting T-shaped block and sliding block, so that the stability of sliding block movement is improved, and due to the T-shaped design of T-shaped block, T-shaped block will not be separated from the inside of T-shaped groove when sliding in T-shaped groove, so that the normal operation of sliding block is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structure schematic diagram of the utility model three-dimensional structure;

[0015] Figure 2 It is the structure schematic diagram of the utility model bottom plate section;

[0016] Figure 3 It is the structure schematic diagram of the utility model sliding block and limiting plate separation;

[0017] Figure 4 It is the structure schematic diagram of the utility model moving plate three-dimensional structure;

[0018] In the drawing: 1, bottom plate; 2, fixed plate; 3, fixed rod; 4, bidirectional screw rod; 5, moving plate; 6, limiting plate; 7, first thread; 8, rotating disc; 9, connecting rod; 10, motor; 11, sliding block; 12, second thread; 13, T-shaped block; 14, T-shaped groove; 15, connecting plate; 16, moving block; 17, knob. DETAILED DESCRIPTION

[0019] The technical solutions of the patent are further described in detail in combination with specific implementation manners.

[0020] As Figures 1-4 The utility model provides a kind of thread rolling mechanism of thread rolling machine, including bottom plate 1, bottom plate 1 bottom fixedly connected with motor 10, the output end of motor 10 is fixedly connected with carousel 8, carousel 8 top is hinged with connecting rod 9, connecting rod 9 one end is hinged with sliding block 11, sliding block 11 is fixedly connected with T-shaped block 13, limiting plate 6 is opened with T-shaped slot 14, because being equipped with T-shaped slot 14 and T-shaped block 13, when sliding block 11 moves, T-shaped block 13 will slide inside T-shaped slot 14, T-shaped slot 14 plays the role of limiting T-shaped block 13 and sliding block 11, to improve the stability when sliding block 11 moves.

[0021] Second thread 12 is provided on sliding block 11, and two fixed plates 2 are fixedly connected to the top of the bottom plate 1, and a fixed rod 3 is fixedly connected between the two fixed plates 2. When the moving block 16 moves, the fixed rod 3 plays a role of limiting the moving block 16, thereby improving the stability of the moving block 16 when moving. The two fixed plates 2 are rotatably connected with a bidirectional screw rod 4, and the bidirectional screw rod 4 is threadedly connected with two moving blocks 16. The moving block 16 is slidably connected to the fixed rod 3. One side of the moving plate 5 is designed as an inclined surface. Due to the inclined surface design of the moving plate 5, the inclined surface can play a guiding role, thereby facilitating the screw blank to pass through the inclined surface of the moving plate 5 and enter the gap between the sliding block 11 and the moving plate 5, and facilitating subsequent operation.

[0022] The moving block 16 is hingedly connected with a connecting plate 15, and the number of the connecting plate 15 is two. One end of the two connecting plates 15 is hingedly connected with the moving plate 5. One end of the bidirectional screw rod 4 is fixedly connected with a knob 17. A plurality of grooves are formed in the knob 17. The plurality of grooves in the knob 17 can increase the friction, facilitate the rotation of the knob 17 by personnel, and improve the operation convenience.

[0023] The moving plate 5 is provided with a first thread 7, and the T-shaped block 13 is slidably connected inside the T-shaped slot 14. The carousel 8 is located on the top of the bottom plate 1. The top of the bottom plate 1 is fixedly connected with a limiting plate 6. The sliding block 11 is located between the moving plate 5 and the limiting plate 6.

[0024] The working principle of the utility model is as follows:

[0025] When the bolt blank passes the inclined surface of the moving plate 5 to enter the gap between the sliding block 11 and the moving plate 5, the motor 10 is started to drive the rotating disc 8 to rotate, with the rotation of the rotating disc 8, the rotating disc 8 will make the sliding block 11 reciprocate through the connecting rod 9, and the bolt blank is threaded by the relative movement of the second tooth pattern 12 and the first tooth pattern 7, when it is necessary to adjust the distance between the moving plate 5 and the sliding block 11, the knob 17 is rotated to drive the bidirectional screw rod 4 to rotate, so that the two moving blocks 16 are close to or away from each other, when the two moving blocks 16 are close to each other, the moving block 16 will push the moving plate 5 to move through the connecting plate 15, when the two moving blocks 16 are away from each other, the moving block 16 will pull the moving plate 5 to move through the connecting plate 15, so as to adjust the distance between the moving plate 5 and the sliding block 11.

[0026] In the description of the utility model, it is to explain that, unless there is definite stipulation and limitation, the term "installation", "link", "connection" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be directly connected, also can indirectly connect through intermediate medium, can be two elements inside communication, for ordinary skilled person in the art, the above-mentioned term can be understood in the specific meaning in the utility model through specific circumstances.

[0027] The above has made detailed description to the preferred embodiment of the patent, but the patent is not limited to the above-mentioned embodiment, within the knowledge range of ordinary skilled person in the art, still can make various changes under the premise of not departing from the patent purpose.

Claims

1. A tooth-rolling mechanism for a tooth-rolling machine, comprising a base plate (1), characterized in that: The bottom of the base plate (1) is fixedly connected to a motor (10), the output end of the motor (10) is fixedly connected to a turntable (8), the top of the turntable (8) is hinged to a connecting rod (9), one end of the connecting rod (9) is hinged to a slider (11), and the slider (11) is provided with a second tooth (12). The bottom plate (1) is fixedly connected to two fixed plates (2) at the top. A fixed rod (3) is fixedly connected between the two fixed plates (2). A two-way screw rod (4) is rotatably connected to the two fixed plates (2). Two moving blocks (16) are threadedly connected to the two-way screw rod (4). A connecting plate (15) is hinged to the moving block (16). There are two connecting plates (15). A moving plate (5) is hinged to one end of the two connecting plates (15). The moving plate (5) is provided with a first thread (7).

2. The tooth-rolling mechanism of a tooth-rolling machine according to claim 1, characterized in that: The movable block (16) is slidably connected to the fixed rod (3), and one side of the movable plate (5) is designed with an inclined surface.

3. The tooth-rolling mechanism of a tooth-rolling machine according to claim 1, characterized in that: The bottom plate (1) is fixedly connected to the top of the limiting plate (6), and the slider (11) is located between the moving plate (5) and the limiting plate (6).

4. The tooth-rolling mechanism of a tooth-rolling machine according to claim 3, characterized in that: A T-shaped block (13) is fixedly connected to the slider (11), and a T-shaped groove (14) is provided on the limiting plate (6).

5. The tooth-rolling mechanism of a tooth-rolling machine according to claim 4, characterized in that: The T-shaped block (13) is slidably connected inside the T-shaped groove (14), and the turntable (8) is located on top of the base plate (1).

6. The tooth-rolling mechanism of a tooth-rolling machine according to claim 1, characterized in that: One end of the bidirectional lead screw (4) is fixedly connected to a knob (17), and the knob (17) has several grooves.

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