Double-thread screw double-station self-locking equipment

Abstract

The utility model relates to the technical field of double-thread screws, in particular to a double-thread screw double-station self-locking device which comprises a working platform, two sets of first motors are arranged on one side wall of the working platform, two sets of second motors are symmetrically arranged on the surfaces of two sets of supporting vertical plates, two sets of electric grabbing clamps are arranged over the working platform, and the two sets of second motors are symmetrically arranged on the surfaces of the two sets of supporting vertical plates. Double-thread screws are arranged on the surfaces of the two sets of electric grabbing clamps, a plurality of sets of nut containing pieces are arranged over the working platform, two sets of threaded rods are arranged in the working platform, and the nut containing pieces are movably connected with first connecting rods in a clamped mode, so that nuts of different specifications are installed; and one ends of the two sets of threaded rods are in transmission connection with the output ends of the two sets of first motors correspondingly, so that the two sets of threaded rods work correspondingly, the working flexibility is improved when double stations work correspondingly, and meanwhile the effect that double-thread screws of different specifications work is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of double-headed screws, and particularly relates to a double-headed screw double-station self-locking device. Background Art

[0002] Stud bolts, also called stud screws or studs, are used to connect machinery for fixed connection. Stud bolts have threads on both ends, and the screw in the middle can be thick or thin. They are generally used in mining machinery, bridges, automobiles, boiler steel structures, crane towers, large-span steel structures and large buildings.

[0003] After searching, in the prior art, Chinese patent application number: CN202021276827.2, application date: 2020-07-03, discloses a double-headed screw locking mechanism, including a base, a transmission mechanism, a power supply and an electric screwdriver, characterized in that the transmission mechanism is a synchronous wheel transmission mechanism, the transmission mechanism is fixed on the base, a single power supply directly drives the transmission mechanism, two electric screwdrivers are respectively fixed on the transmission mechanism, and the rotation of the transmission mechanism drives the electric screwdriver to move vertically. A double-headed screw locking mechanism involved in the present application is provided with a transmission mechanism on the base, and the transmission mechanism is driven by a single power supply, and can drive two electric screwdrivers to move at the same time, without the need for additional power sources, simplifying the structure of the terminal system and reducing the complexity of the system.

[0004] However, the device still has the following defects: although the device can drive two electric screwdrivers to move at the same time without the need for additional power sources, simplifying the structure of the terminal system and reducing the complexity of the system, the single workstation of the device has limitations, and a single workstation reduces work efficiency. Utility Model Content

[0005] In view of the above problems, the utility model provides a double-headed screw double-station self-locking device, comprising a working platform, two groups of supporting vertical plates are arranged on the top of the working platform, two groups of first motors are arranged on one side wall of the working platform, two groups of second motors are symmetrically arranged on the surfaces of the two groups of supporting vertical plates, two groups of limiting slide grooves are opened on the surface of the working platform, two groups of first sliders are arranged on the surface of the working platform, two groups of electric grippers are arranged directly above the working platform, and the surfaces of the two groups of electric grippers are provided with double-headed screws;

[0006] Two groups of transmission rollers are provided through the surfaces of the two groups of supporting vertical plates, several groups of first connecting rods are provided above the working platform, several groups of nut placement pieces are provided directly above the working platform, and nut clamping grooves are provided on the surfaces of the several groups of nut placement pieces. The internal cavity structure of the working platform is arranged, two groups of threaded rods are provided inside the working platform, and two groups of second sliding blocks are provided inside the working platform.

[0007] Furthermore, a plurality of groups of fixed support legs are provided at the bottom of the working platform, and the plurality of groups of fixed support legs are arranged in a rectangular array with the central axis of the working platform as the center.

[0008] Furthermore, the two groups of support vertical plates are symmetrically arranged with the central axis of the working platform as the center, and the two groups of support vertical plates are both located at the surface edge of the working platform.

[0009] Furthermore, the two groups of the first motors are symmetrically arranged with the central axis of the working platform as the center, and one end of the two groups of threaded rods are respectively transmission-connected to the output ends of the two groups of the first motors.

[0010] Furthermore, the two groups of the limiting slide grooves are symmetrically arranged with the central axis of the working platform as the center, and the two groups of the first sliding blocks are respectively slidably fitted with the surfaces of the two groups of the limiting slide grooves.

[0011] Furthermore, two groups of supporting vertical rods are provided directly above the working platform, the two groups of supporting vertical rods are respectively located at the top of the two groups of first sliding blocks, and the two groups of electric grippers are located at the top ends of the supporting vertical rods.

[0012] Furthermore, each group of the transmission rollers is respectively connected to the output end of the second motor, the end of each group of the first connecting rods is respectively connected to one end of the transmission roller, several groups of the nut placing pieces are respectively movably engaged with one end of several groups of the first connecting rods, and grooves are provided at the center positions of several groups of the nut placing pieces.

[0013] Furthermore, the two groups of second sliding blocks are respectively threadedly connected to the surfaces of the two groups of threaded rods, and two groups of second connecting rods are provided inside the working platform. The two groups of second connecting rods are respectively located at the top of the two groups of second sliding blocks, and the tops of the two groups of second connecting rods are respectively connected to the bottoms of the two groups of first sliding blocks.

[0014] The beneficial effects of the utility model are:

[0015] 1. By movably engaging with one end of several groups of first connecting rods through several groups of nut placement pieces, the nut placement pieces can be replaced to facilitate installation of nuts of different specifications. By drivingly connecting with the output ends of two groups of first motors through one end of two groups of threaded rods, the two groups of threaded rods can work separately. While achieving double-station work to improve work flexibility, it also achieves the effect of working on double-headed screws of different specifications.

[0016] 2. The double-headed screw is clamped and fixed by setting two sets of electric grippers, and two sets of first sliding blocks are respectively set to slide and fit with the surfaces of the two sets of limiting slide grooves. The two sets of first sliding blocks drive the two sets of electric grippers to move, which is convenient for working on both ends of the double-headed screw, thereby improving the working efficiency of the double-headed screw and improving the stability of the double-headed screw.

[0017] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 A schematic diagram of the structure according to an embodiment of the utility model is shown;

[0020] Figure 2 A schematic diagram of the electric gripping structure according to an embodiment of the utility model is shown;

[0021] Figure 3 A schematic diagram of the structure of a nut placement piece according to an embodiment of the utility model is shown;

[0022] Figure 4 A cross-sectional view of the working platform structure according to an embodiment of the utility model is shown.

[0023] In the figure: 1. working platform; 2. fixed support leg; 3. support vertical plate; 4. first motor; 5. second motor; 6. limit slide; 7. first slider; 8. support vertical rod; 9. electric gripper; 10. double-headed screw; 11. transmission roller; 12. first connecting rod; 13. nut placement piece; 14. nut clamping groove; 15. groove; 16. threaded rod; 17. second slider; 18. second connecting rod. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0025] The utility model embodiment provides a double-head screw double-station self-locking device, including a working platform 1; illustratively, as Figure 1-4 shown.

[0026] The bottom of the working platform 1 is provided with a plurality of groups of fixed support legs 2, which are arranged in a rectangular array with the central axis of the working platform 1 as the center, and the top of the working platform 1 is provided with two groups of support vertical plates 3, which are symmetrically arranged with the central axis of the working platform 1 as the center, and the two groups of support vertical plates 3 are both located at the surface edge of the working platform 1;

[0027] Two groups of first motors 4 are provided on one side wall of the working platform 1, and the two groups of the first motors 4 are symmetrically arranged with the central axis of the working platform 1 as the center. Two groups of second motors 5 are symmetrically arranged on the surfaces of the two groups of support vertical plates 3. Two groups of limiting slide grooves 6 are opened on the surface of the working platform 1, and the two groups of limiting slide grooves 6 are symmetrically arranged with the central axis of the working platform 1 as the center.

[0028] Two groups of first sliders 7 are provided on the surface of the working platform 1, and the two groups of first sliders 7 are respectively slidably fitted with the surfaces of the two groups of limiting slide grooves 6. Two groups of supporting vertical rods 8 are provided directly above the working platform 1, and the two groups of supporting vertical rods 8 are respectively located on the tops of the two groups of first sliders 7. Two groups of electric grippers 9 are provided directly above the working platform 1, and the two groups of electric grippers 9 are located at the tops of the supporting vertical rods 8;

[0029] The surfaces of the two groups of electric grippers 9 are provided with double-headed screws 10, and the surfaces of the two groups of supporting vertical plates 3 are penetrated by two groups of transmission rollers 11, each group of the transmission rollers 11 is respectively connected to the output end of the second motor 5, and a plurality of groups of first connecting rods 12 are provided above the working platform 1, and the end of each group of the first connecting rods 12 is respectively connected to one end of the transmission roller 11.

[0030] Specifically, the double-headed screw 10 is clamped and fixed by setting two groups of the electric grippers 9, and the two groups of the first sliding blocks 7 are respectively set to slide and fit with the surfaces of the two groups of limiting slide grooves 6. The two groups of the electric grippers 9 are driven to move by the two groups of the first sliding blocks 7, so as to facilitate working on the two ends of the double-headed screw 10.

[0031] A plurality of nut placement members 13 are arranged directly above the working platform 1, and the plurality of nut placement members 13 are movably engaged with one end of the plurality of first connecting rods 12, respectively. Nut engaging grooves 14 are provided on the surfaces of the plurality of nut placement members 13, and grooves 15 are provided at the center positions of the plurality of nut placement members 13;

[0032] The internal cavity structure of the working platform 1 is set, and two groups of threaded rods 16 are arranged inside the working platform 1, and one end of the two groups of threaded rods 16 is respectively connected to the output ends of the two groups of first motors 4 by transmission, and two groups of second sliders 17 are arranged inside the working platform 1, and the two groups of second sliders 17 are respectively connected to the surfaces of the two groups of threaded rods 16 by threads;

[0033] Two groups of second connecting rods 18 are provided inside the working platform 1 . The two groups of second connecting rods 18 are respectively located at the tops of the two groups of second sliding blocks 17 , and the tops of the two groups of second connecting rods 18 are respectively connected to the bottoms of the two groups of first sliding blocks 7 .

[0034] Specifically, several groups of nut placement members 13 are respectively movably engaged with one end of several groups of first connecting rods 12, so that the nut placement members 13 can be replaced easily, thereby achieving the installation of nuts of different specifications. One end of the two groups of threaded rods 16 are respectively transmission-connected with the output ends of the two groups of first motors 4, thereby achieving the two groups of threaded rods 16 working separately.

[0035] The double-head screw double-station self-locking device proposed in the embodiment of the utility model has the following working principle:

[0036] The double-headed screw 10 is clamped and fixed by setting two groups of the electric grippers 9, and the two groups of the first sliders 7 are respectively slidably fitted with the surfaces of the two groups of the limiting slide grooves 6, and the two groups of the first sliders 7 drive the two groups of the electric grippers 9 to move, so as to facilitate the work on both ends of the double-headed screw 10;

[0037] By having several groups of nut placement pieces 13 movably connected with one end of several groups of first connecting rods 12, it is convenient to replace the nut placement pieces 13, so as to install nuts of different specifications. By having one end of two groups of threaded rods 16 respectively connected with the output ends of two groups of first motors 4, the two groups of threaded rods 16 can work separately.

[0038] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A double-head screw double-station self-locking device, comprising a working platform (1), characterized in that: Two groups of supporting vertical plates (3) are arranged on the top of the working platform (1), two groups of first motors (4) are arranged on one side wall of the working platform (1), two groups of second motors (5) are symmetrically arranged on the surfaces of the two groups of supporting vertical plates (3), two groups of limiting slide grooves (6) are opened on the surface of the working platform (1), two groups of first sliding blocks (7) are arranged on the surface of the working platform (1), and two groups of electric grippers (9) are arranged directly above the working platform (1), and double-headed screws (10) are arranged on the surfaces of the two groups of electric grippers (9); Two groups of transmission rollers (11) are provided through the surfaces of the two groups of support vertical plates (3), a plurality of groups of first connecting rods (12) are provided above the working platform (1), a plurality of groups of nut placement members (13) are provided directly above the working platform (1), and a nut clamping groove (14) is provided on the surfaces of the plurality of groups of nut placement members (13), the internal cavity structure of the working platform (1) is arranged, two groups of threaded rods (16) are provided inside the working platform (1), and two groups of second sliding blocks (17) are provided inside the working platform (1).

2. A double-head screw double-station self-locking device according to claim 1, characterized in that: A plurality of groups of fixed support legs (2) are provided at the bottom of the working platform (1), and the plurality of groups of fixed support legs (2) are arranged in a rectangular array with the central axis of the working platform (1) as the center.

3. A double-head screw double-station self-locking device according to claim 2, characterized in that: The two groups of support vertical plates (3) are symmetrically arranged with the central axis of the working platform (1) as the center, and the two groups of support vertical plates (3) are both located at the surface edge of the working platform (1).

4. A double-head screw double-station self-locking device according to claim 1, characterized in that: The two groups of the first motors (4) are symmetrically arranged with the central axis of the working platform (1) as the center, and one end of the two groups of threaded rods (16) is respectively transmission-connected to the output ends of the two groups of the first motors (4).

5. A double-head screw double-station self-locking device according to claim 1, characterized in that: The two groups of limit slide grooves (6) are symmetrically arranged with the central axis of the working platform (1) as the center, and the two groups of the first sliding blocks (7) are respectively slidably fitted with the surfaces of the two groups of limit slide grooves (6).

6. A double-head screw double-station self-locking device according to claim 5, characterized in that: Two groups of supporting vertical rods (8) are arranged directly above the working platform (1), the two groups of supporting vertical rods (8) are respectively located on the top of the two groups of first sliding blocks (7), and the two groups of electric grippers (9) are located on the top of the supporting vertical rods (8).

7. A double-head screw double-station self-locking device according to claim 1, characterized in that: Each group of the transmission roller shafts (11) is respectively connected to the output end of the second motor (5); the end of each group of the first connecting rods (12) is respectively connected to one end of the transmission roller shaft (11); a plurality of groups of the nut placement members (13) are respectively movably engaged with one end of a plurality of groups of the first connecting rods (12); and a groove (15) is provided at the center of each group of the nut placement members (13).

8. A double-head screw double-station self-locking device according to claim 2, characterized in that: The two groups of the second sliding blocks (17) are respectively threadedly connected to the surfaces of the two groups of threaded rods (16); two groups of second connecting rods (18) are provided inside the working platform (1); the two groups of the second connecting rods (18) are respectively located at the tops of the two groups of the second sliding blocks (17); and the tops of the two groups of the second connecting rods (18) are respectively connected to the bottoms of the two groups of the first sliding blocks (7).

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