Spring winding machine

Abstract

The utility model relates to the technical field of spring winding machines, and discloses a spring winding machine which comprises a base and two first supports fixed on the base, and an electric threaded telescopic rod is fixedly arranged on each first support. A telescopic screw in the electric threaded telescopic rod rotates while doing linear reciprocating motion, and a winding polish rod used for winding a spring is fixedly arranged at the end of the telescopic screw in the electric threaded telescopic rod through a coupler. Compared with manual operation, the electric threaded telescopic rod is more labor-saving, efficient and accurate, the screw pitch of the spring can be changed by rotating the supporting arm, and forming of springs with different screw pitches can be achieved. And by adopting the T-shaped end locking groove structure, good fixation can be realized, and the winding polished rod can be conveniently separated from the spring when the winding polished rod is pulled out.

Description

Technical Field

[0001] The utility model relates to the technical field of spring winding machines, in particular to a spring winding machine. Background Art

[0002] Existing patent CN202320877105.X relates to the field of spring winding technology, specifically to a spring winding device, comprising a base plate mounted on a machine tool table, a winding portion for spring winding mounted on the upper surface of the base plate, the winding portion comprising a bolt, a movable bracket being threadedly mounted on the bolt, and a driving sleeve being mounted on the end of the movable bracket away from the base plate;

[0003] However, after the spring is formed in the spiral rod structure, the spring is embedded in the screw rod and is difficult to pull out from the screw rod. In addition, the front end of the spring has no fixed parts and is difficult to be wound on the winding rod 11. In addition, its manual propulsion structure is very laborious, and manual operation relying on manual labor has poor accuracy and low efficiency. Utility Model Content

[0004] The technical problem to be solved by the present invention is: in order to overcome the above problems, a spring winding machine is provided, which solves the above problems.

[0005] The utility model solves the technical problem by adopting the following technical solutions:

[0006] A spring winding machine includes a base and two first brackets fixed on the base, an electric threaded telescopic rod is fixed on the first bracket, the telescopic screw in the electric threaded telescopic rod rotates while performing a linear reciprocating motion, a winding rod is fixed to the end of the telescopic screw in the electric threaded telescopic rod through a coupling for winding the spring, a pitch-adjusting winding regulator is also provided on the base, a guide wheel structure for auxiliary guiding the spring steel wire is provided at the upper end of the pitch-adjusting winding regulator, and the pitch-adjusting winding regulator can adjust the pitch of the formed spring by rotating the guide wheel, and a heating and insulation sleeve is also provided on the base for quickly heat-setting the formed spring.

[0007] Preferably, a T-shaped end locking groove is provided at the front end of the winding rod for folding and locking the starting end of the spring to facilitate fixing the end during the subsequent advancement and winding process of the winding rod, and to facilitate separation of the formed spring when the winding rod retreats.

[0008] Preferably, the pitch adjustment winding regulator includes a chassis fixed on the base, a turntable is rotatably provided on the chassis, a plurality of gear holes are annularly spaced on the chassis, a support arm is fixed on the turntable, and a pulley is rotatably provided on the upper end of the support arm for guiding the spring wire to achieve winding.

[0009] Preferably, a locking screw is threadedly connected to the turntable, and the locking screw can be rotated to insert its lower end into the gear hole to achieve relative locking of the turntable and the chassis.

[0010] Preferably, the heating and heat-insulating sleeve includes a second bracket fixed on the base, a rotating sleeve is rotatably provided on the second bracket, heat-maintaining sleeves are fixedly provided at annular intervals on the rotating sleeve, and an electric heating sleeve is provided inside the heat-maintaining sleeve. Rotating the rotating sleeve can select one of the heat-maintaining sleeves to be coaxial with the winding rod, making it convenient for the winding rod to insert the formed spring into the heat-maintaining sleeve.

[0011] Preferably, a female magnetic positioning block is fixed on the second bracket, and sub-magnetic positioning blocks that are magnetically attracted to the female magnetic positioning block are fixed at annular intervals on the rotating sleeve. When the female magnetic positioning block is magnetically attracted to the sub-magnetic positioning block, the heat retention sleeve is coaxial with the winding rod.

[0012] The advantages and positive effects of the utility model are: the use of an electric threaded telescopic rod is more labor-saving, efficient and accurate than manual operation, and the pitch of the spring can be changed by rotating the support arm, so that springs with different pitches can be formed, and the T-shaped end locking groove structure adopted can achieve good fixation and facilitate the separation of the winding rod and the spring when the winding rod is pulled out. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0014] Figure 1 It is a structural diagram of the utility model;

[0015] Figure 2 It is a structural diagram of the present utility model. DETAILED DESCRIPTION

[0016] The present invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic diagrams that illustrate the basic structure of the present invention in a schematic manner.

[0017] The following is a further description of the embodiments of the present invention with reference to the accompanying drawings:

[0018] like Figure 1-2As shown, a spring winding machine described in the present invention includes a base 14 and two first brackets 12 fixed on the base 14, and an electric threaded telescopic rod 10 is fixed on the first bracket 12. The telescopic screw in the electric threaded telescopic rod 10 rotates while performing a linear reciprocating motion. A winding rod 11 is fixed to the end of the telescopic screw in the electric threaded telescopic rod 10 through a coupling for winding the spring, and a pitch-adjusting winding regulator 15 is also provided on the base 14. The upper end of the pitch-adjusting winding regulator 15 is provided with a guide wheel structure for auxiliary guiding the spring steel wire, and the pitch-adjusting winding regulator 15 can adjust the pitch of the formed spring by rotating the guide wheel. A heating and insulation sleeve 13 is also provided on the base 14 for quickly heat-setting the formed spring.

[0019] Preferably, a T-shaped end locking groove 28 is provided at the front end of the winding rod 11 for folding and locking the starting end of the spring to facilitate fixing the end during the subsequent advancement and winding process of the winding rod 11, and to facilitate separation of the formed spring when the winding rod 11 retreats.

[0020] Preferably, the pitch adjustment winding regulator 15 includes a chassis 24 fixed on the base 14, a turntable 23 is rotatably provided on the chassis 24, a plurality of gear holes 25 are annularly spaced on the chassis 24, a support arm 22 is fixed on the turntable 23, and a pulley 27 is rotatably provided on the upper end of the support arm 22 for guiding the spring wire to achieve winding.

[0021] Preferably, a locking screw 26 is threadedly connected to the rotary disk 23 , and the locking screw 26 can be rotated to insert its lower end into the gear hole 25 to achieve relative locking of the rotary disk 23 and the chassis 24 .

[0022] Preferably, the heating and insulation sleeve 13 includes a second bracket 19 fixed on the base 14, a rotary sleeve 16 is rotatably provided on the second bracket 19, a heat-maintaining sleeve 17 is fixedly provided at an annular interval on the rotary sleeve 16, and an electric heating sleeve 18 is provided in the heat-maintaining sleeve 17. Rotating the rotary sleeve 16 can select one of the heat-maintaining sleeves 17 to be coaxial with the winding rod 11, so that the winding rod 11 can insert the formed spring into the heat-maintaining sleeve 17.

[0023] Preferably, a female magnetic positioning block 21 is fixed on the second bracket 19, and a sub-magnetic positioning block 20 that is magnetically attracted to the female magnetic positioning block 21 is fixed at an annular interval on the rotating sleeve 16. When the female magnetic positioning block 21 is magnetically attracted to the sub-magnetic positioning block 20, the heat retaining sleeve 17 is coaxial with the winding rod 11.

[0024] It should be emphasized that the embodiments described in the present invention are illustrative rather than restrictive. Therefore, the present invention is not limited to the embodiments described in the specific implementation methods. Any other implementation methods derived by those skilled in the art based on the technical solution of the present invention also fall within the scope of protection of the present invention.

Claims

1. A spring winding machine, characterized in that: The invention comprises a base (14) and two first brackets (12) fixed on the base (14); an electric threaded telescopic rod (10) is fixed on the first bracket (12); the telescopic screw in the electric threaded telescopic rod (10) rotates while performing a linear reciprocating motion; a winding rod (11) is fixed at the end of the telescopic screw in the electric threaded telescopic rod (10) through a coupling for winding a spring; a pitch-adjusting winding regulator (15) is also provided on the base (14); a guide wheel structure for assisting in guiding the spring steel wire is provided at the upper end of the pitch-adjusting winding regulator (15); and the pitch-adjusting winding regulator (15) can adjust the pitch of the formed spring by rotating the guide wheel; and a heating and heat-insulating sleeve (13) is also provided on the base (14) for quickly heat-setting the formed spring.

2. A spring winding machine according to claim 1, characterized in that: A T-shaped end locking groove (28) is provided at the front end of the winding rod (11) for folding and locking the starting end of the spring so as to facilitate fixing the end during the subsequent advancement and winding process of the winding rod (11) and facilitate separation of the formed spring when the winding rod (11) retreats.

3. A spring winding machine according to claim 2, characterized in that: The pitch adjustment winding regulator (15) comprises a chassis (24) fixed on the base (14), a rotary disc (23) rotatably provided on the chassis (24), a plurality of gear holes (25) are annularly spaced on the chassis (24), a support arm (22) is fixed on the rotary disc (23), and a pulley (27) is rotatably provided on the upper end of the support arm (22) for guiding the spring wire to achieve winding.

4. A spring winding machine according to claim 3, characterized in that: A locking screw (26) is threadedly connected to the rotary disk (23). The locking screw (26) can be rotated to insert its lower end into the gear hole (25) to achieve relative locking of the rotary disk (23) and the chassis (24).

5. A spring winding machine according to claim 4, characterized in that: The heating and heat-insulating sleeve (13) includes a second bracket (19) fixed on the base (14), a rotary sleeve (16) is rotatably provided on the second bracket (19), heat-maintaining sleeves (17) are fixedly provided at annular intervals on the rotary sleeve (16), and an electric heating sleeve (18) is provided in the heat-maintaining sleeve (17). By rotating the rotary sleeve (16), one of the heat-maintaining sleeves (17) can be selected to be coaxial with the winding rod (11), so that the winding rod (11) can insert the formed spring into the heat-maintaining sleeve (17) conveniently.

6. A spring winding machine according to claim 5, characterized in that: A female magnetic positioning block (21) is fixed on the second bracket (19), and sub-magnetic positioning blocks (20) that are magnetically attracted to the female magnetic positioning block (21) are fixed at annular intervals on the rotary sleeve (16). When the female magnetic positioning block (21) is magnetically attracted to the sub-magnetic positioning block (20), the heat retaining sleeve (17) is coaxial with the winding rod (11).

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