Spring wire feeding device

Abstract

The utility model provides a spring wire feeding device which comprises a steel bar conveying mechanism and a bending mechanism arranged on one side of the steel bar conveying mechanism and used for bending a steel bar body. The steel bar conveying mechanism comprises a spring wire bin internally provided with an inclined conveying groove, a heating assembly arranged in the conveying groove and used for heating a steel bar body, and a pushing assembly arranged in a pushing groove formed in the bottom wall of the end, close to the bottom end of the spring wire bin, of the conveying groove and used for pushing the steel bar body out of the spring wire bin. The control assembly is arranged in the pushing groove and controls the multiple steel bar bodies to move into the pushing groove one by one. According to the feeding device, steel bar bodies can be conveniently and rapidly fed, stable conveying of the steel bar bodies is guaranteed, and the machining efficiency of springs is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of spring processing equipment, in particular to a spring wire feeding device. Background Art

[0002] There are many processing methods for spring processing, such as cold coiling and hot coiling. Regardless of whether the steel is hot coiled or cold coiled, this process will generate stress in the material. The China Patent Network has disclosed the "A Wire Feeding Device for Spring Processing" authorization announcement number (CN210312863U). By setting positioning holes, grooves and soft brushes, etc., the stability and straightening effect of the wire feeding device during the spring processing process are improved, and the problem of poor wire straightening effect and jitter during transportation in the current ordinary processing equipment during the production and processing process is solved, which leads to the problem of reducing the accuracy of the spring when the wire is fed into the spring for processing.

[0003] However, when the processing device in the above application is conveying multiple steel rod bodies, if the multiple steel rod bodies are blocked in the conveying channel, the steel rod bodies cannot be conveyed continuously, resulting in a decrease in the processing efficiency of the spring, which is inconvenient to feed the steel rod bodies. Utility Model Content

[0004] In view of the above technical problems, the utility model provides a spring wire feeding device, which can conveniently feed the steel rod body, ensure the stable transportation of the steel rod body, and improve the processing efficiency of the spring.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spring wire feeding device, including a steel rod conveying mechanism, and a bending mechanism arranged on one side of the steel rod conveying mechanism to bend the steel rod body, the steel rod conveying mechanism including a spring wire bin with an inclined conveying groove inside, a heating component arranged in the conveying groove to heat the steel rod body, a pushing component arranged in a pushing groove provided on the bottom wall at one end of the conveying groove adjacent to the bottom end of the spring wire bin to push the steel rod body out of the spring wire bin, and a control component arranged in the pushing groove and controlling multiple steel rod bodies to move into the pushing groove one by one.

[0006] Preferably, the control component includes a dividing cylinder that is passed through the top end face of the spring wire bin and the side of the conveying groove, and a control motor that is arranged on the top end face of the spring wire bin and controls the rotation of the dividing cylinder. The side of the dividing cylinder is provided with a plurality of dividing grooves that match the steel rod body in a circular array.

[0007] Preferably, the top end surface of the spring wire bin is provided with a protective block sleeved on the separation cylinder.

[0008] Preferably, the pushing component includes a driving screw arranged in a driving groove opened in the wall of the pushing groove along the length direction of the steel rod body, a threaded block sleeved on the rod body of the driving screw through a threaded connection, and a pushing rod with one end passing through the side of the spring wire bin and the other end movably passed through the pushing groove, and the end of the pushing rod passing through the pushing groove is fixedly connected to the threaded block.

[0009] Preferably, a through hole for the steel rod body to pass through is provided on the groove wall away from one end of the pushing rod, and the bending mechanism includes a curling box arranged on one side of the through hole in the spring wire bin, a curling drum rotatably arranged on the end face of the curling box close to the through hole, a positioning block arranged below the curling drum, and a fixing rod arranged in the vertical direction with the top end fixedly connected to the center position of the end face of the curling drum and the bottom end fixedly connected to the side of the positioning block, the distance between the positioning block and the curling drum is sufficient for the steel rod body to pass through, and the curling drum is controlled to rotate by a curling motor.

[0010] Preferably, the curling mechanism further comprises two limit wheels which are symmetrical with respect to the steel rod body and are rotatably arranged on the end surface of the curling box, and the adjacent sides of the two limit wheels are provided with limit grooves which match the side surfaces of the steel rod body.

[0011] Preferably, a feed bin communicating with the conveying trough is provided on the top end surface of the spring wire bin.

[0012] Preferably, the heating assembly comprises a plurality of heating rods embedded in the bottom wall of the conveying trough, and the plurality of heating rods are parallel to each other and embedded in the bottom wall of the conveying trough with equal distances between each two.

[0013] The beneficial effects of the utility model are as follows: a plurality of steel rod bodies are directly put into the conveying trough, and are rotated by a curling drum penetrating the top end surface of the spring wire bin, and a plurality of separation grooves on the side of the curling drum are provided to clamp and convey the plurality of steel rod bodies one by one, so that it is convenient to convey the plurality of steel rod bodies one by one in the conveying trough to the pushing trough, and then the plurality of steel rod bodies are pushed out of the pushing trough one by one by a pushing assembly arranged in the pushing trough, so that it is convenient to push the plurality of steel rod bodies onto the curling mechanism, and the steel rod bodies are conveniently curled by the curling mechanism, so that the steel rod bodies can be conveniently fed, thereby ensuring the stable conveying of the steel rod bodies and improving the processing efficiency of the springs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 The utility model is a simplified structural diagram of the spring wire feeding device.

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the steel rod conveying mechanism of the utility model.

[0017] Figure 3 It is a structural schematic diagram of the utility model in which the separation cylinder is inserted into the spring wire bin.

[0018] In the figure: 1. Spring wire bin; 2. Feed bin; 3. Protective block; 4. Control motor; 5. Push rod; 6. Curling box; 7. Curling cylinder; 8. Fixed rod; 9. Positioning block; 10. Limiting wheel; 11. Steel rod body; 12. Conveying trough; 13. Heating rod; 14. Pushing trough; 15. Separation cylinder; 16. Driving trough; 17. Driving screw. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments and drawings, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0020] See also Figure 1-3 A spring wire feeding device includes a steel rod conveying mechanism and a bending mechanism arranged on one side of the steel rod conveying mechanism to bend a steel rod body 11. The steel rod conveying mechanism includes a spring wire bin 1 with an inclined conveying groove 12 inside, a heating component arranged in the conveying groove 12 to heat the steel rod body 11, a pushing component arranged in a pushing groove 14 opened on the bottom wall of one end of the conveying groove 12 near the bottom end of the spring wire bin 1 to push the steel rod body 11 out of the spring wire bin 1, and a control component arranged in the pushing groove 14 and controlling multiple steel rod bodies 11 to move into the pushing groove 14 one by one.

[0021] like Figure 1-3 As shown, a plurality of steel bar bodies 11 are directly put into the conveying trough 12, and the plurality of steel bar bodies 11 are moved one by one into the pushing trough 14 through a control component arranged in the conveying trough 12, thereby avoiding the plurality of steel bar bodies 11 from piling up in the conveying trough 12, resulting in the plurality of steel bar bodies 11 being blocked in the conveying trough 12, thereby facilitating the bending processing of the plurality of steel bar bodies 11 one by one, and conveniently feeding the steel bar bodies 11, thereby ensuring the stable transportation of the steel bar bodies 11 and improving the processing efficiency of the spring.

[0022] like Figure 2As shown, the control component includes a separation cylinder 15 which is inserted on the top end surface of the spring wire bin 1 and is inserted on the side of the conveying groove 12, and a control motor 4 which is arranged on the top end surface of the spring wire bin 1 and controls the separation cylinder 15 to rotate. The side of the separation cylinder 15 is provided with a plurality of separation grooves matching the steel rod body 11 in a circular array, wherein the control motor 4 is a stepping motor, and the control motor 4 drives the separation cylinder 15 to rotate, so that the plurality of separation grooves opened on the side of the separation cylinder 15 can respectively clamp the plurality of steel rod bodies 11 in the separation grooves. , so that it is convenient to control the movement of multiple steel rod bodies 11 into the pushing groove 14 one by one, and then the steel rod bodies 11 inserted into the pushing groove 14 are controlled to be pushed onto the bending mechanism through the pushing component arranged in the spring wire bin 1, so that it is convenient to perform bending operations on the steel rod bodies 11 one by one, avoiding the situation that the conveying groove 12 is blocked when multiple steel rod bodies 11 move in the conveying groove 12, and the steel rod bodies 11 can be fed conveniently, thereby ensuring the stable conveying of the steel rod bodies 11 and improving the processing efficiency of the spring.

[0023] like Figure 2-3 As shown, the top end face of the spring wire bin 1 is provided with a protection block 3 which is sleeved on the separation cylinder 15 , wherein the protection block 3 is used to protect the separation cylinder 15 .

[0024] A through hole through which the steel rod body 11 passes is provided on the groove wall of the pushing groove 14 away from the end of the pushing rod 5. The bending mechanism includes a curling box 6 arranged on one side of the through hole in the spring wire bin 1, a curling drum 7 rotatably provided on the end face of the curling box 6 close to the through hole, a positioning block 9 provided below the curling drum 7, and a fixing rod 8 arranged in the vertical direction and fixedly connected to the center position of the end face of the curling drum 7 at the top and fixedly connected to the side of the positioning block 9 at the bottom. The distance between the positioning block 9 and the curling drum 7 is sufficient for the steel rod body 11 to pass through, and the curling drum 7 is controlled to rotate by a curling motor.

[0025] like Figure 1-3 The pushing assembly shown includes a driving screw 17 arranged in a driving groove 16 opened along the length direction of the steel rod body 11 in the groove wall of the pushing groove 14, a threaded block sleeved on the rod body of the driving screw 17 through a threaded connection, and a pushing rod 5 with one end passing through the side of the spring wire bin 1 and the other end movably passing through the pushing groove 14. One end of the pushing rod 5 passing through the pushing groove 14 is fixedly connected to the threaded block. After multiple steel rod bodies 11 are controlled to move into the pushing groove 14 one by one through the separation cylinder 15, the driving screw 17 is controlled to rotate by a motor, so as to facilitate the threaded block to move on the driving screw 17, so as to facilitate the pushing rod 5 to push the steel rod body 11 passing through the pushing groove 14 to the outside of the spring wire bin 1, that is, to the position of the bending mechanism, so as to facilitate the bending operation of the steel rod body 11 through the bending mechanism.

[0026] like Figure 1-3 As shown, the curling mechanism also includes two limiting wheels 10 which are symmetrical about the steel rod body 11 and rotatably arranged on the end surface of the curling box 6. The adjacent sides of the two limiting wheels 10 are provided with limiting grooves matching the sides of the steel rod body 11. When the steel rod body 11 inserted in the pushing groove 14 is pushed through the through hole to between the two limiting wheels 10 by the pushing rod 5, the position of the steel rod body 11 is limited by the two limiting wheels 10, thereby ensuring the stable bending operation of the steel rod body 11.

[0027] like Figure 1 As shown, a feed bin 2 which is connected with a conveying groove 12 is arranged on the top end face of the spring wire bin 1, wherein the steel rod body 11 is directly placed in the feed bin 2, and the steel rod body 11 will enter the conveying groove 12, and then cooperate with the control component, so as to facilitate the control of placing multiple steel rod bodies 11 one by one in the pushing groove 14, so as to facilitate pushing the multiple steel rod bodies 11 one by one to the position of the bending mechanism, and perform the bending operation on the steel rod body 11.

[0028] like Figure 2 As shown, the heating assembly includes a plurality of heating rods 13 embedded in the bottom wall of the conveying trough 12. The plurality of heating rods 13 are parallel to each other and are embedded in the bottom wall of the conveying trough 12 at equal distances. The heating rods 13 facilitate heating of the steel rod body 11 when the steel rod body 11 moving in the conveying trough 12 is conveyed, thereby facilitating subsequent bending operations on the steel rod body 11.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A spring wire feeding device, comprising a steel rod conveying mechanism and a bending mechanism arranged on one side of the steel rod conveying mechanism for bending a steel rod body (11), characterized in that: The steel bar conveying mechanism comprises a spring wire bin (1) having an inclined conveying groove (12) therein, a heating component arranged in the conveying groove (12) for heating a steel bar body (11), a pushing component arranged in a pushing groove (14) provided on a bottom wall of one end of the conveying groove (12) adjacent to the bottom end of the spring wire bin (1) for pushing the steel bar body (11) out of the spring wire bin (1), and a control component arranged in the pushing groove (14) for controlling a plurality of steel bar bodies (11) to move one by one into the pushing groove (14).

2. A spring wire feeding device according to claim 1, characterized in that: The control component comprises a separation cylinder (15) which is inserted through the top end surface of the spring wire bin (1) and inserted through the side surface of the conveying groove (12), and a control motor (4) which is arranged on the top end surface of the spring wire bin (1) and controls the separation cylinder (15) to rotate. The side surface of the separation cylinder (15) is provided with a plurality of separation grooves which match the steel rod body (11) in a circular array.

3. A spring wire feeding device according to claim 2, characterized in that: The top end surface of the spring wire bin (1) is provided with a protection block (3) sleeved on the separation cylinder (15).

4. A spring wire feeding device according to claim 3, characterized in that: The pushing assembly comprises a driving screw (17) arranged in a driving groove (16) provided in the groove wall of the pushing groove (14) along the length direction of the steel rod body (11), a threaded block sleeved on the rod body of the driving screw (17) through a threaded connection, and a pushing rod (5) having one end penetrating through the side surface of the spring wire bin (1) and the other end movably inserted into the pushing groove (14), and the end of the pushing rod (5) inserted into the pushing groove (14) is fixedly connected to the threaded block.

5. A spring wire feeding device according to claim 4, characterized in that: A through hole through which the steel rod body (11) passes is provided on the groove wall of the pushing groove (14) at one end away from the pushing rod (5). The bending mechanism comprises a curling box (6) arranged at one side of the through hole provided in the spring wire bin (1), a curling drum (7) rotatably arranged on the end surface of the curling box (6) close to the through hole, a positioning block (9) arranged below the curling drum (7), and a fixing rod (8) arranged in the vertical direction and having its top end fixedly connected to the center position of the end surface of the curling drum (7) and its bottom end fixedly connected to the side of the positioning block (9). The distance between the positioning block (9) and the curling drum (7) is sufficient for the steel rod body (11) to pass through, and the curling drum (7) is controlled to rotate by a curling motor.

6. A spring wire feeding device according to claim 5, characterized in that: The curling mechanism also includes two limit wheels (10) symmetrically arranged on the end surface of the curling box (6) with respect to the steel rod body (11) and rotatably arranged. The adjacent sides of the two limit wheels (10) are provided with limit grooves matching the sides of the steel rod body (11).

7. A spring wire feeding device according to claim 6, characterized in that: A feeding bin (2) which is in communication with the conveying groove (12) is arranged on the top end surface of the spring wire bin (1).

8. A spring wire feeding device according to claim 1, characterized in that: The heating assembly comprises a plurality of heating rods (13) embedded in the bottom wall of the conveying trough (12); the plurality of heating rods (13) are parallel to each other and are embedded in the bottom wall of the conveying trough (12) at equal distances from each other.

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