CN221133905U

CN221133905U - Automatic thread rolling machine for external threads of bolts

Info

Publication number: CN221133905U
Application number: CN202323070548.7U
Authority: CN
Inventors: 侯肖飞
Original assignee: Hebei Chaishi New Energy Technology Co ltd
Current assignee: Handan Tiancong Fastener Manufacturing Co ltd
Priority date: 2023-11-14
Filing date: 2023-11-14
Publication date: 2024-06-14
Anticipated expiration: 2033-11-14

Abstract

The utility model relates to the technical field of automatic thread rolling machines, and provides an automatic thread rolling machine for external threads of bolts, which comprises a workbench, thread rolling wheels, a conveyor belt, mounting plates, bolt supports, pushing blocks and material collecting boxes, wherein the two thread rolling wheels are respectively arranged on the upper side of the workbench in a moving way through a driving assembly and are rotatably arranged between the two thread rolling wheels, the conveyor belt is respectively arranged between the two thread rolling wheels in a transmission way through a conveying mechanism, the bolt supports are detachably arranged on each mounting plate, a plurality of bolt supports are respectively provided with a placing groove, sand grinding pads are respectively arranged in the placing grooves, the mounting plates are respectively provided with a mounting groove matched with the bolt supports, the pushing blocks are respectively arranged on the lower side of one mounting plate in a lifting way through a pushing assembly, pushing openings matched with the pushing blocks are respectively arranged at the mounting grooves, and the two material collecting boxes are respectively detachably arranged on two sides of the workbench. Through the technical scheme, the problem that automatic feeding and discharging of the bolt body are inconvenient in the prior art is solved.

Description

Automatic thread rolling machine for external threads of bolts

Technical Field

The utility model relates to the technical field of automatic thread rolling machines, in particular to an automatic thread rolling machine for external threads of bolts.

Background

The bolt is a cylindrical threaded mechanical part matched with a nut, and consists of a head part and a screw rod (a cylinder with external threads), in the production process of the bolt, the external threads of the bolt are required to be processed through an automatic thread rolling machine, the thread rolling machine is a multifunctional cold extrusion forming machine tool, the workpiece can be processed in a cold state within the rolling force range of the machine tool such as thread rolling, straight line rolling, straight tooth rolling, helical tooth rolling, diameter shrinkage, rolling, various forming rolling and the like, and the existing automatic thread rolling machine usually needs manual auxiliary operation when the external threads of the bolt are processed, for example, the bolt is placed, the bolt is fixed, the processed bolt is fed, and the like, so that the machine tool has a certain danger;

For example, in the automatic thread rolling machine for external threads of bolts disclosed in the utility model of patent publication No. CN217193104U, a driving box is started to drive a driving mechanism to drive two connecting shafts to rotate so as to drive a thread rolling wheel A and a thread rolling wheel B to rotate, a bolt body is placed on a workpiece supporting seat, then a linear driving mechanism is started to enable a sliding seat to translate along a linear track, when the thread rolling wheel B and the thread rolling wheel A clamp a workpiece to rotate so as to enable the workpiece to be carried on the workpiece, thus external thread rolling machining is realized, after one bolt body is machined, the linear driving mechanism is retracted and taken out, and then the next bolt body is machined.

Disclosure of utility model

The utility model provides an automatic thread rolling machine for external threads of bolts, which solves the problem that the bolts in the related art are inconvenient to automatically feed and discharge.

The technical scheme of the utility model is as follows: an automatic screw rolling machine for external screw threads of bolts comprises a workbench, screw rolling wheels, a conveyor belt, a mounting plate, a bolt support, a pushing block and a material collecting box;

the two thread rolling wheels are respectively arranged on the upper side of the workbench in a moving manner through the driving assembly;

the conveyor belt is arranged between the two thread rolling wheels in a transmission way through the conveying mechanism;

The mounting plates are arranged in a plurality, and the plurality of mounting plates are arranged on the conveyor belt;

The bolt supports are detachably arranged on each mounting plate, and mounting grooves matched with the bolt supports are formed in the mounting plates;

The pushing block is installed on the lower side of one of the mounting plates in a lifting manner through a pushing assembly, and a pushing opening matched with the pushing block is formed in the mounting groove;

The two collecting boxes are arranged and are detachably mounted on two sides of the workbench respectively.

Preferably, the pushing assembly includes:

The electric push rod is arranged on the conveying mechanism through a mounting frame, and a groove for mounting the electric push rod is formed in the workbench;

The pushing plate is fixedly connected with the output end of the electric push rod and the pushing block.

Further, the conveying mechanism includes:

The two fixing plates are arranged on two sides of the conveyor belt respectively;

The two rotating shafts are arranged, are rotatably arranged between the two fixing plates, and are fixedly connected with rotating rollers;

The motor is arranged on one of the fixing plates through a fixing cylinder, and the output end of the motor is fixedly connected with the adjacent rotating shaft.

As a still further proposal of the application, two positioning frames are symmetrically connected on the workbench, positioning grooves matched with the material collecting box are respectively arranged on the two positioning frames, and two carrying rings are symmetrically connected on the material collecting box.

On the basis of the scheme, a plurality of placing grooves are formed in the bolt supports, and sand grinding pads are arranged in the placing grooves.

In addition, a moving groove for moving the pushing plate is formed in one of the fixing plates.

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

1. According to the utility model, two driving assemblies are arranged on the workbench, so that the two thread rolling wheels can be moved and rotated simultaneously, a plurality of bolt supports are conveniently placed on the conveyor belt through the cooperation of a plurality of mounting plates and a plurality of mounting grooves, and meanwhile, the bolt body can be stably placed through the cooperation of the bolt supports, the placing seat and the sand grinding pad;

2. according to the utility model, through the cooperation of the conveying mechanism and the conveyor belt, a plurality of bolt supports can be conveyed in sequence so as to convey a plurality of bolt bodies in sequence, when one bolt body moves between two thread rolling wheels, the pushing block is moved through the pushing assembly, so that the pushing block pushes the bolt supports through the pushing opening, and the bolt supports push the bolt bodies to a proper processing height;

3. In the utility model, after one bolt body moves to a proper processing height, two thread rolling wheels are mutually close to each other through two driving components and clamp and rotate the bolt body, so that the bolt body can be processed by external thread rolling through the two thread rolling wheels;

4. In the utility model, after the external thread of a certain bolt is processed, two driving assemblies drive two thread rolling wheels to be far away from each other, so that the processed bolt body falls onto an adjacent bolt support, and then the bolt support is conveyed continuously through a conveyor belt, so that the processed bolt body and the adjacent bolt support fall into a material collecting box to be collected;

5. Therefore, compared with the prior art, the automatic screw rolling machine for the external screw threads of the bolts is inconvenient to automatically feed and discharge the bolts, is convenient to automatically feed and discharge the bolts through the cooperation of a workbench, a conveyor belt, a mounting plate, a bolt support, a pushing block, a material collecting box and the like, and is convenient to sequentially perform external screw thread rolling processing on a plurality of bolts through the cooperation of two driving assemblies and two screw rolling wheels.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the cooperation of the conveyor belt, mounting plate and bolt carrier of the present utility model;

FIG. 3 is a schematic view of the mating structure of the mounting plate, pusher plate and sanding pad of the present utility model;

FIG. 4 is a schematic view of the structure of the utility model in which the bin, the locating rack and the carrier ring are engaged.

In the figure: 1. a work table; 2. a thread rolling wheel; 3. a drive assembly; 4. a conveyor belt; 5. a mounting plate; 6. a bolt support; 7. a pushing block; 8. a material collecting box; 9. an electric push rod; 10. a mounting frame; 11. a pushing plate; 12. a fixing plate; 13. a motor; 14. a fixed cylinder; 15. a positioning frame; 16. a carrying ring; 17. and (5) grinding the sand pad.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, this embodiment provides an automatic thread rolling machine of external screw thread of bolt, including workstation 1, thread rolling wheel 2, conveyer belt 4, mounting panel 5, bolt support 6, promote piece 7 and collection box 8, thread rolling wheel 2 sets up to two, two thread rolling wheels 2 all remove and rotate through drive assembly 3 and set up in the upside of workstation 1, through drive assembly 3, can promote and rotate thread rolling wheel 2, the theory of operation and the use flow of automatic thread rolling machine are the public mature technique in this field, can carry out external screw thread processing to the bolt body, and not the innovation point of this text, no longer be described here, conveyer belt 4 sets up between two thread rolling wheels 2 through the conveying mechanism transmission, mounting panel 5 sets up to a plurality of, a plurality of mounting panels 5 all install on conveyer belt 4, bolt support 6 can dismantle and set up on every mounting panel 5, all set up the standing groove on a plurality of bolt support 6, all be provided with sand grinding pad 17 in a plurality of standing grooves, be convenient for carry out stable placement to the bolt body, and install the mounting panel 7 and install the installation groove 7 in two sides of the installation box that match with the installation piece 7 on the bolt support 6, install the two sides of the installation box 8 are installed through the installation groove 7, install the two sides of the installation box 8.

As shown in fig. 1-4, the pushing assembly comprises an electric push rod 9 and a pushing plate 11, the electric push rod 9 is mounted on the conveying mechanism through a mounting frame 10, a groove for mounting the electric push rod 9 is formed in the workbench 1, and the pushing plate 11 is fixedly connected with the output end of the electric push rod 9 and the pushing block 7;

The pushing plate 11 is pushed by the electric push rod 9, so that the pushing plate 11 pushes the pushing block 7 into the pushing opening, the pushing plate 11 pushes the bolt support 6 on the adjacent mounting plate 5, and the bolt support 6 drives the bolt body to move to a proper machining position.

As shown in fig. 1-4, the conveying mechanism comprises two fixing plates 12, two rotating shafts and a motor 13, the two fixing plates 12 are respectively arranged at two sides of the conveyor belt 4, the two rotating shafts are respectively arranged at two, the two rotating shafts are rotatably arranged between the two fixing plates 12, the rotating shafts are fixedly connected with rotating rollers, the motor 13 is arranged on one of the fixing plates 12 through a fixing cylinder 14, the output end of the motor 13 is fixedly connected with the adjacent rotating shafts, and a moving groove for moving the pushing plate 11 is formed in one of the fixing plates 12, so that the pushing plate 11 can stably move in the moving groove;

the belt 4 can be driven by the cooperation of the motor 13, the two rotating shafts and the two rotating rollers, so as to convey the plurality of mounting plates 5 and the plurality of bolt holders 6.

As shown in fig. 1-4, two positioning frames 15 are symmetrically connected to the workbench 1, positioning grooves matched with the material collecting boxes 8 are respectively formed in the two positioning frames 15, two carrying rings 16 are symmetrically connected to the material collecting boxes 8, and the two material collecting boxes 8 can respectively place unprocessed bolt bodies and processed bolt bodies;

Through two carrier rings 16, can place collection box 8 in the constant head tank on locating rack 15 to the stable placement is carried out to collection box 8, thereby can place and collect the bolt body.

In this embodiment, firstly, the material collecting box 8 containing unprocessed bolt bodies is carried and placed in the adjacent positioning grooves through the carrying ring 16, after a plurality of bolt bodies are respectively placed on a plurality of bolt supports 6, a plurality of bolt supports 6 are respectively placed in the mounting grooves on a plurality of mounting plates 5, so that the bolt supports 6 and a plurality of bolt bodies are conveniently conveyed through the conveying belt 4, after a certain bolt body is moved between two bolt rolling wheels 2, the pushing block 7 is moved in the pushing opening through the cooperation of the electric push rod 9 and the pushing plate 11, the pushing block 7 can be used for pushing the adjacent bolt supports 6 so as to facilitate pushing the bolt bodies to the appropriate processing height through the bolt supports 6, after the bolt bodies are moved to the appropriate processing height, the bolt bodies are respectively driven through the two bolt rolling wheels 2, so that the bolt bodies are clamped and rotated through the two bolt rolling wheels 2, the bolt bodies can be processed through external threads, after the processing is completed, the bolt bodies are conveniently processed through the two driving components 3, the bolt bodies are continuously pushed through the two bolt rolling wheels 2, and the bolt supports are continuously processed through the conveying belt 4 after the bolt bodies are moved to the adjacent bolt supports 6, and the bolt supports are continuously processed through the conveying box 4.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. An automatic thread rolling machine for external threads of bolts, which is characterized by comprising:

A work table (1);

The two thread rolling wheels (2) are arranged, and the two thread rolling wheels (2) are respectively arranged on the upper side of the workbench (1) in a moving manner through the driving assembly (3);

the conveying belt (4) is arranged between the two thread rolling wheels (2) in a transmission way through a conveying mechanism;

The mounting plates (5) are arranged in a plurality, and the plurality of mounting plates (5) are arranged on the conveyor belt (4);

The bolt supports (6) are detachably arranged on each mounting plate (5), and mounting grooves matched with the bolt supports (6) are formed in the mounting plates (5);

The pushing block (7) is installed on the lower side of one of the mounting plates (5) in a lifting manner through a pushing assembly, and a pushing opening matched with the pushing block (7) is formed in the mounting groove;

the two collecting boxes (8) are arranged, and the two collecting boxes (8) are detachably arranged on two sides of the workbench (1) respectively.

2. The automatic thread rolling machine for external threads of bolts according to claim 1, wherein said pushing assembly comprises:

The electric push rod (9) is arranged on the conveying mechanism through a mounting rack (10), and a groove for mounting the electric push rod (9) is formed in the workbench (1);

The pushing plate (11), the pushing plate (11) is fixedly connected with the output end of the electric push rod (9) and the pushing block (7).

3. The automatic thread rolling machine for external threads of bolts according to claim 2, wherein said conveying mechanism comprises:

the two fixing plates (12) are arranged, and the two fixing plates (12) are respectively arranged at two sides of the conveyor belt (4);

The number of the rotating shafts is two, the two rotating shafts are rotatably arranged between the two fixing plates (12), and the rotating shafts are fixedly connected with rotating rollers;

The motor (13), the motor (13) is installed on one of them fixed plate (12) through fixed section of thick bamboo (14), just the output of motor (13) with adjacent axis of rotation fixed connection.

4. The automatic screw rolling machine for external screw threads of bolts according to claim 3, wherein two positioning frames (15) are symmetrically connected to the workbench (1), positioning grooves matched with the material collecting box (8) are formed in the two positioning frames (15), and two carrying rings (16) are symmetrically connected to the material collecting box (8).

5. The automatic thread rolling machine for external threads of bolts according to claim 4, wherein a plurality of placing grooves are formed in the bolt supports (6), and sand grinding pads (17) are arranged in the placing grooves.

6. The automatic thread rolling machine for external threads of bolts according to claim 5, wherein one of said fixed plates (12) is provided with a moving groove for moving said pushing plate (11).