Feeding device of thread rolling machine

Abstract

The utility model provides a feeding device of a thread rolling machine, and belongs to the field of feeding of thread rolling machines. A double-head electric cylinder is fixedly installed at the bottom of the left side of the feeding support, feeding supports are symmetrically and slidably connected to the front end and the rear end of the left side of the feeding support, a feeding rod is rotatably connected to the front side of the top of the feeding support, and a driving shifting disc is rotatably connected to the middle of the right side wall of the feeding support. Two electric cylinders are symmetrically installed on the front side of the bottom of the feeding support, the tops of the telescopic ends of the electric cylinders are fixedly connected with a material supporting frame, and the left end of the front side of the material supporting frame is slidably connected with a feeding pressing plate. According to the feeding device of the thread rolling machine, the driving motor drives the driving shifting disc and the driven grooved wheel to be matched to control the feeding rod to rotate, so that steel columns supported between the adjacent material distributing partition plates are conveyed to the material supporting frame, the conveying operation of a single steel column is achieved, and the situation that the feeding operation of the thread rolling machine is affected due to accumulation of the steel columns is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of thread rolling machine feeding, in particular to a thread rolling machine feeding device. Background Art

[0002] The thread rolling machine is a multifunctional cold extrusion forming machine tool. The thread rolling machine can perform thread, straight grain, and bevel grain rolling on the workpiece in the cold state within its rolling force range; rolling of spur gears, helical gears, and helical spline gears; straightening, diameter reduction, rolling and various forming rolling. When the existing thread rolling machine feeding device is feeding steel columns, the steel columns are piled up in one piece, which will form a backlog on the steel columns being fed, resulting in feeding difficulties and affecting the processing efficiency. In addition, due to the thread rolling, the steel columns will vibrate irregularly during the feeding process, so that the end of the steel column will move significantly and constantly hit the pallet, making noise and posing certain safety hazards. Utility Model Content

[0003] The purpose of the utility model is to provide a feeding device for a thread rolling machine, so as to solve the problems raised in the above background technology to a certain extent.

[0004] The purpose and effect of the feeding device of the thread rolling machine of the utility model are achieved by the following specific technical means:

[0005] A feeding device for a thread rolling machine, wherein the feeding device for a thread rolling machine includes a feeding bracket; a double-head electric cylinder is fixedly installed on the bottom left side of the feeding bracket, the front and rear ends of the left side of the feeding bracket are symmetrically and slidingly connected with the feeding bracket, the top front side of the feeding bracket is rotatably connected with a feeding rod, the middle of the right side wall of the feeding bracket is rotatably connected with an active dial, the left end of the active dial is connected to a driving motor, two electric cylinders are symmetrically installed on the front side of the bottom of the feeding bracket, the top of the telescopic end of the electric cylinder is fixedly connected with a supporting rack, and the front left end of the supporting rack is slidably connected with a feeding pressure plate.

[0006] Furthermore, a feeding inclined plate with a lower front and a higher rear is fixedly installed on the top of the feeding bracket, and a material clamping groove is opened in the middle of the front end of the feeding inclined plate. The front end of the feeding inclined plate is rotatably connected to a feeding rod, and four material dividing partitions are arranged in a circular array in the middle of the feeding rod. The material dividing partitions are slidably connected in the material clamping groove, and the right end of the feeding rod is fixedly connected to a driven groove wheel, and the driven groove wheel and the active dial constitute an intermittent motion mechanism.

[0007] Furthermore, a loading base plate is provided on the front bottom side of the loading bracket, and an electric cylinder is fixedly installed on the bottom of the loading base plate. The supporting rack connected to the top of the electric cylinder is arc-shaped and located at the lower side of the front end of the loading inclined plate of the loading bracket, and two limiting slide grooves are symmetrically opened on the left side of the supporting rack.

[0008] Furthermore, the feeding pressure plate is arc-shaped, and the front side of the feeding pressure plate is fixedly connected to a limiting slide, and the left and right ends of the front side of the limiting slide are slidably connected to the limiting slide groove of the supporting rack. A fixed seat is provided in the middle of the bottom of the front side of the limiting slide, and the top of the fixed seat is connected to the telescopic end of the bottom of the electric cylinder, and the electric cylinder is fixedly installed on the front side wall between the two limiting slide grooves of the supporting rack.

[0009] Furthermore, a material feeding bracket is fixedly connected to the left side of the loading bracket, fixed blocks are fixedly connected to the front and rear ends of the top of the material feeding bracket, a guide slot is opened in the middle of the top end surface of the material feeding bracket, a double-head electric cylinder is connected to the middle of the bottom of the material feeding bracket, two "U"-shaped feeding brackets are slidably connected to the front and rear ends of the material feeding bracket, hinge joints are provided at the opposite ends of the two feeding brackets, a guide slider is provided at the bottom of the hinge joint, the guide slider is slidably connected in the guide slot, and a support spring is sleeved on the feeding bracket between the guide slider and the fixed block.

[0010] Furthermore, a conveying roller is rotatably connected to the hinged head of the feeding bracket, a driving motor is fixedly connected to the top of the hinged head, and a driving shaft at the bottom of the driving motor is connected to the conveying roller.

[0011] The utility model provides a feeding device for a thread rolling machine, which has the following beneficial effects:

[0012] 1. Fix a tilted loading ramp with a lower front and a higher back on the top of the loading bracket so that the steel column on the loading ramp can roll forward under the action of gravity, and then drive the active dial and the driven groove wheel through the driving motor to control the rotation of the loading rod, so that the steel column lifted between the adjacent dividing partitions can be transported to the bracket, thereby realizing the transportation operation of a single steel column, so as to avoid the backlog of steel columns affecting the feeding operation of the thread rolling machine.

[0013] 2. The support rack is controlled by an electric cylinder so that the height of the support rack can be adjusted according to the thickness of the steel column, so that the steel column in the support rack can be aligned with the feed port of the thread rolling machine, and the loading pressure plate slidingly connected to the top left side of the support rack can form downward pressure on the top of the steel column under the control of the electric cylinder fixedly connected to the left front side of the support rack, so as to better ensure the stability of steel column loading and avoid vibration of the steel column during the thread rolling process, and also better improve safety and avoid damage to the equipment by the end of the steel column.

[0014] 3. Through the contact between the double-head electric cylinder and the bottom of the two feeding brackets, the distance between the hinged joints of the two feeding brackets on the top of the feeding bracket can be controlled, thereby changing the distance between the two conveying rollers, so as to convey steel columns of different thicknesses. The conveying rollers are controlled by the drive motor to ensure the continuity of the steel column feeding of the thread rolling machine, so as to further improve the thread rolling efficiency and speed up the production progress. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the utility model from the right front side axis view;

[0016] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from the right front side;

[0017] Figure 3 This is a schematic diagram of the overall split structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the left side cutaway structure of the feeding bracket of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the utility model from the right rear side axis view;

[0020] Figure 6 This is a schematic diagram of the structure of the loading bracket removed according to the utility model.

[0021] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0022] 1. Loading bracket; 101. Loading inclined plate; 102. Material clamping trough; 103. Loading bottom plate; 104. Feeding bracket; 105. Fixed block; 106. Guide slide; 2. Double-head electric cylinder; 3. Feeding bracket; 301. Articulated head; 302. Guide slide block; 4. Support spring; 5. Driving motor; 6. Loading rod; 601. Material dividing partition; 602. Driven groove wheel; 7. Conveying roller; 8. Active dial; 9. Electric cylinder; 10. Support rack; 1001. Limit slide; 11. Loading pressure plate; 1101. Limit slide; 1102. Fixed seat. DETAILED DESCRIPTION

[0023] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0024] Embodiment 1:

[0025] like Figures 1 to 6 As shown:

[0026] The present embodiment provides a feeding device for a thread rolling machine, comprising: a feeding bracket 1; a double-head electric cylinder 2 is fixedly installed on the left bottom of the feeding bracket 1, a feeding bracket 3 is symmetrically slidably connected to the front and rear ends of the left side of the feeding bracket 1, a feeding rod 6 is rotatably connected to the top front side of the feeding bracket 1, an active dial 8 is rotatably connected to the middle of the right side wall of the feeding bracket 1, and a driving motor 5 is connected to the left end of the active dial 8, two electric cylinders 9 are symmetrically installed on the front side of the bottom of the feeding bracket 1, a supporting frame 10 is fixedly connected to the top of the telescopic end of the electric cylinder 9, a feeding pressing plate 11 is slidably connected to the front left end of the supporting frame 10, a feeding inclined plate 101 with a lower front and a higher rear and an inclined shape is fixedly installed on the top of the feeding bracket 1, a material clamping groove 102 is provided in the middle of the front end of the feeding inclined plate 101, and a material clamping groove 102 is provided in the middle of the front end of the feeding inclined plate 101. The front end is rotatably connected to a feeding rod 6, and four dividing baffles 601 are provided in a circular array in the middle of the feeding rod 6. The dividing baffles 601 are slidably connected in the clamping groove 102, and the right end of the feeding rod 6 is fixedly connected to a driven groove wheel 602. The driven groove wheel 602 and the active dial 8 constitute an intermittent motion mechanism. The specific function is to fix a feeding inclined plate 101 with a low front and a high back and an inclined shape on the top of the feeding bracket 1, so that the steel column on the feeding inclined plate 101 can roll forward under the action of gravity, and then drive the active dial 8 and the driven groove wheel 602 to cooperate and control the rotation of the feeding rod 6 through the driving motor 5, so as to transport the steel columns lifted between adjacent dividing baffles 601 to the supporting rack 10, thereby realizing the transportation operation of a single steel column, so as to avoid the backlog of steel columns affecting the feeding operation of the thread rolling machine.

[0027] Among them, a feeding bottom plate 103 is provided on the front bottom side of the feeding bracket 1, and an electric cylinder 9 is fixedly installed on the bottom of the feeding bottom plate 103. The bracket 10 connected to the top of the electric cylinder 9 is arc-shaped and is located at the lower side of the front end of the feeding inclined plate 101 of the feeding bracket 1. Two limiting slide grooves 1001 are symmetrically opened on the left side of the bracket 10, and the feeding pressure plate 11 is arc-shaped. The front side of the feeding pressure plate 11 is fixedly connected to a limiting slide 1101, and the left and right ends of the front side of the limiting slide 1101 are slidably connected to the limiting slide groove 1001 of the bracket 10. A fixed seat 1102 is provided in the middle of the bottom front side of the limiting slide 1101, and the top of the fixed seat 1102 and the bottom of the electric cylinder 9 are connected. The telescopic ends of the brackets 10 are connected, and the electric cylinder 9 is fixedly installed on the front side wall between the two limit slide grooves 1001 of the bracket 10. The specific function is to control the bracket 10 through the electric cylinder 9 so as to adjust the height of the bracket 10 according to the thickness of the steel column, so that the steel column in the bracket 10 can be aligned with the feed port of the thread rolling machine, and the loading plate 11 slidably connected to the top left side of the bracket 10 can form a downward pressure on the top of the steel column under the control of the electric cylinder 9 fixedly connected to the left front side of the bracket 10, so as to better ensure the stability of steel column feeding and avoid vibration of the steel column during the thread rolling process, and also can better improve safety and avoid the end of the steel column from damaging the equipment.

[0028] Among them, the left side of the loading bracket 1 is fixedly connected with a feeding bracket 104, the front and rear ends of the top of the feeding bracket 104 are fixedly connected with fixed blocks 105, a guide slot 106 is provided in the middle of the top end surface of the feeding bracket 104, and a double-head electric cylinder 2 is connected in the middle of the bottom of the feeding bracket 104. Two "U"-shaped feeding brackets 3 are slidably connected to the front and rear ends of the feeding bracket 104, and a hinge head 301 is provided at the opposite end of the two feeding brackets 3. A guide slider 302 is provided at the bottom of the hinge head 301, and the guide slider 302 is slidably connected in the guide slot 106. The feeding bracket 3 between the guide slider 302 and the fixed block 105 is sleeved with The support spring 4 and the feeding bracket 3 are rotatably connected to the conveying roller 7 in the hinged joint 301, and the top of the hinged joint 301 is fixedly connected to the driving motor 5, and the driving shaft at the bottom of the driving motor 5 is connected to the conveying roller 7. The specific function is that the double-headed electric cylinder 2 contacts with the bottom of the two feeding brackets 3, so as to control the distance between the hinged joints 301 of the two feeding brackets 3 at the top of the feeding bracket 104, thereby changing the distance between the two conveying rollers 7, so as to convey steel columns of different thicknesses, and the conveying roller 7 is controlled by the driving motor 5, which can ensure the continuity of the steel column feeding of the thread rolling machine, so as to further improve the thread rolling efficiency and speed up the production progress.

[0029] The specific usage and function of this embodiment are as follows:

[0030] When using the feeding device of the thread rolling machine, first, a feeding inclined plate 101 with a low front and a high back is fixed on the top of the feeding bracket 1, so that the steel column on the feeding inclined plate 101 can roll forward under the action of gravity, and then the driving motor 5 drives the active dial 8 and the driven groove wheel 602 to cooperate and control the rotation of the feeding rod 6, so that the steel column lifted between the adjacent dividing partitions 601 can be transported to the supporting rack 10, thereby realizing the transportation operation of a single steel column, and the supporting rack 10 is controlled by the electric cylinder 9, so that the height of the supporting rack 10 can be adjusted according to the thickness of the steel column, so that the steel column in the supporting rack 10 can be aligned with the feed of the thread rolling machine. The feeding plate 11 slidably connected to the top left side of the supporting frame 10 can form downward pressure on the top of the steel column under the control of the electric cylinder 9 fixedly connected to the left front side of the supporting frame 10, so as to better ensure the stability of steel column feeding, and then through the contact between the double-headed electric cylinder 2 and the bottom of the two feeding brackets 3, the distance between the hinged joints 301 of the two feeding brackets 3 at the top of the feeding bracket 104 can be controlled, thereby changing the distance between the two conveying rollers 7, so as to convey steel columns of different thicknesses, and the conveying roller 7 is controlled by the driving motor 5, which can ensure the continuity of steel column feeding of the thread rolling machine, so as to further improve the thread rolling efficiency.

[0031] Embodiment 2:

[0032] By symmetrically arranging another feeding pressing plate 11 on the right side of the supporting frame 10, steel columns of different lengths can be better fixed to reduce the vibration of the end of the steel column during the thread rolling process.

Claims

1. A thread rolling machine feeding device, characterized in that: The invention comprises a feeding bracket (1); a double-head electric cylinder (2) is fixedly installed at the bottom of the left side of the feeding bracket (1); a feeding bracket (3) is symmetrically slidably connected to the front and rear ends of the left side of the feeding bracket (1); a feeding rod (6) is rotatably connected to the top front side of the feeding bracket (1); an active dial (8) is rotatably connected to the middle of the right side wall of the feeding bracket (1); a driving motor (5) is connected to the left end of the active dial (8); two electric cylinders (9) are symmetrically installed at the front side of the bottom of the feeding bracket (1); a supporting frame (10) is fixedly connected to the top of the telescopic end of the electric cylinder (9); and a feeding pressing plate (11) is slidably connected to the front left end of the supporting frame (10).

2. The thread rolling machine feeding device according to claim 1, characterized in that: A loading inclined plate (101) is fixedly installed on the top of the loading bracket (1), a material clamping groove (102) is provided in the middle of the front end of the loading inclined plate (101), the front end of the loading inclined plate (101) is rotatably connected to a loading rod (6), four material dividing baffles (601) are provided in a circular array in the middle of the loading rod (6), the material dividing baffles (601) are slidably connected in the material clamping groove (102), the right end of the loading rod (6) is fixedly connected to a driven groove wheel (602), and the driven groove wheel (602) and the active dial (8) constitute an intermittent motion mechanism.

3. The thread rolling machine feeding device according to claim 1, characterized in that: A loading base plate (103) is provided at the front bottom side of the loading bracket (1), an electric cylinder (9) is fixedly installed at the bottom of the loading base plate (103), a supporting frame (10) connected to the top of the electric cylinder (9) is arc-shaped and located at the lower front end of the loading inclined plate (101) of the loading bracket (1), and two limiting slide grooves (1001) are symmetrically provided on the left side of the supporting frame (10).

4. The thread rolling machine feeding device according to claim 1, characterized in that: The loading plate (11) is in an arc shape, and the front side of the loading plate (11) is fixedly connected to a limiting slide (1101), and the left and right ends of the front side of the limiting slide (1101) are slidably connected to the limiting slide groove (1001) of the supporting frame (10), and a fixed seat (1102) is provided in the middle of the bottom of the front side of the limiting slide (1101), and the top of the fixed seat (1102) is connected to the telescopic end of the bottom of the electric cylinder (9), and the electric cylinder (9) is fixedly installed on the front side wall between the two limiting slide grooves (1001) of the supporting frame (10).

5. The thread rolling machine feeding device according to any one of claims 1 to 4, characterized in that: The left side of the loading bracket (1) is fixedly connected to a feeding bracket (104), the front and rear ends of the top of the feeding bracket (104) are fixedly connected to fixed blocks (105), a guide slot (106) is provided in the middle of the top end surface of the feeding bracket (104), a double-head electric cylinder (2) is connected in the middle of the bottom of the feeding bracket (104), two feeding brackets (3) are slidably connected to the front and rear ends of the feeding bracket (104), a hinge (301) is provided at the opposite ends of the two feeding brackets (3), a guide slider (302) is provided at the bottom of the hinge (301), the guide slider (302) is slidably connected in the guide slot (106), and a support spring (4) is sleeved on the feeding bracket (3) between the guide slider (302) and the fixed block (105).

6. The thread rolling machine feeding device according to claim 1, characterized in that: A conveying roller (7) is rotatably connected to the hinged head (301) of the feeding bracket (3), a driving motor (5) is fixedly connected to the top of the hinged head (301), and a driving shaft at the bottom of the driving motor (5) is connected to the conveying roller (7).

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