CN216226723U

CN216226723U - Feeding device of thread rolling machine

Info

Publication number: CN216226723U
Application number: CN202122815834.6U
Authority: CN
Inventors: 赵磊; 符根富
Original assignee: Shenzhen Shenhu Standard Parts Industry Co ltd
Current assignee: Shenzhen Shenhu Standard Parts Industry Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-08
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a feeding device of a thread rolling machine, which relates to the technical field of thread rolling machine equipment and aims at solving the problems that the existing thread rolling machine needs to manually put bolts into the thread rolling machine, so that the labor intensity of workers is high and the production efficiency is low. The utility model can realize the function of intermittent automatic feeding of the thread rolling machine, is convenient for the processing of the thread rolling machine in the intermittent process, reduces the labor intensity of workers, improves the production efficiency, reduces the labor cost and eliminates the potential safety hazard in the production process.

Description

Feeding device of thread rolling machine

Technical Field

The utility model relates to the technical field of thread rolling machine equipment, in particular to a feeding device of a thread rolling machine.

Background

The thread rolling machine is a multifunctional cold extrusion forming machine tool, and can perform processing such as thread, straight line, cross grain rolling and the like on a bolt in a cold state within the range of rolling force of the thread rolling machine; rolling straight teeth, helical teeth and helical spline gears; straightening, reducing, roll finishing and various forming and rolling. The machine has safe and reliable electro-hydraulic execution and control system, each working cycle can be selected from three modes of manual, semi-automatic and automatic, the thread rolling cold rolling process is an advanced non-cutting processing, can effectively improve the internal and surface quality of the bolt, and can obviously improve the fatigue strength and the torsional strength of the bolt due to radial compressive stress generated during processing, thus being an ideal process with high efficiency, energy saving and low consumption.

The existing thread rolling machine needs to be manually placed into the thread rolling machine through a bolt to perform tapping operation in the working process, so that the labor intensity of workers is high, the production efficiency is low, the labor cost is high, and the safety accidents are caused because the two hands of the workers are repeatedly close to the thread rolling wheel to be injured easily during feeding. Therefore, in order to solve the problems, a feeding device of the thread rolling machine is provided.

SUMMERY OF THE UTILITY MODEL

The feeding device of the thread rolling machine provided by the utility model solves the problems that the existing thread rolling machine needs to manually put bolts into the thread rolling machine, so that the labor intensity of workers is high, and the production efficiency is low.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a feeding device of a thread rolling machine comprises a feeding table, wherein a supporting table and a feeding box are fixedly mounted at the top end of the feeding table, a first supporting plate and a second supporting plate are fixedly mounted at the top end of the supporting table, a motor is fixedly mounted on the side wall of the first supporting plate, a cam driving mechanism is arranged on an output shaft of the motor, a driving rod is rotatably mounted on the side wall of the second supporting plate, an intermittent rotating structure is arranged on the driving rod, and a rotating discharging structure is arranged inside the feeding box;

rotate blanking structure and include the charging tray, the inside rotation of charging tray installs the dwang, the actuating lever runs through second backup pad and dwang tip fixed connection, the circumference lateral wall of dwang is located to the fixed cover of charging tray, the conveyer trough that is annular permutation and distribute is seted up to the circumference lateral wall of charging tray.

Through adopting above-mentioned technical scheme, put the bolt in the material loading case, starter motor, cam drive mechanism drive actuating lever carry out intermittent type rotary motion to make the inside bolt of material loading case whereabouts in proper order carry out automatic feeding, and the convenience is at the intermittent type in-process to the bolt processing of rolling thread. The bolt is put into the feeding box, the rotating rod drives the feeding plate to rotate in the feeding box, the bolt sequentially enters the conveying groove of the feeding plate, and the feeding plate drives the bolt to rotate and move to the bottom of the feeding box.

Preferably, the cam driving mechanism comprises a rotating disc, the rotating disc is fixedly sleeved on an output shaft of the motor, a bump is fixedly mounted on the circumferential side wall of the rotating disc, a connecting rod is rotatably mounted on the side wall of the rotating disc, a sliding groove is formed in the top end of the supporting table, a sliding plate is slidably mounted in the sliding groove, and the bottom end of the connecting rod is rotatably connected with the top end of the sliding plate.

Through adopting above-mentioned technical scheme, starter motor drives the rolling disc rotation, and the rolling disc drives the connecting rod and carries out the bent axle motion, and the connecting rod can drive the slide and carry out reciprocating motion along the spout.

Preferably, intermittent type revolution mechanic includes the ratchet, the circumference lateral wall of actuating lever is located to the fixed cover of ratchet, the lateral wall of second backup pad rotates installs the kelly, kelly and ratchet phase-match, kelly lateral wall fixed mounting has the driven lever, driven lever and lug lateral wall sliding connection.

Through adopting above-mentioned technical scheme, the rolling disc drives the lug synchronous rotation when rotatory, and when the lug contacted with the driven lever, the promotion driven lever made the kelly break away from the ratchet, and the ratchet can rotate, and when lug and driven lever break away from the contact, the kelly can block the ratchet and no longer rotate.

Preferably, the top end of the sliding plate is rotatably provided with a pawl matched with the ratchet wheel, a first return spring is connected between the bottom end of the pawl and the sliding plate, and the pawl is positioned on one side of the connecting rod, which is far away from the first supporting plate.

Through adopting above-mentioned technical scheme, the slide is moving to the ratchet direction, and the slide can drive the pawl and remove to promote the ratchet and rotate, the slide is moving to the direction that the ratchet was kept away from, and the pawl rotates to the slide after with the ratchet contact, and the ratchet is kept away from behind the ratchet, and first reset spring can promote the pawl and reset, can realize that the ratchet drives the intermittent type rotation of actuating lever.

Preferably, the lateral wall fixed mounting of second backup pad has the support frame, the support frame is "L" type structure, the kelly rotates to be installed in the vertical section lateral wall of support frame, be connected with second reset spring between kelly top and the support frame horizontal segment bottom.

Through adopting above-mentioned technical scheme, the lug promotes the driven lever and drives the kelly and upwards rotate, and when lug and driven lever break away from the contact, second reset spring promoted the kelly and downwards rotates and block the ratchet.

Preferably, go up workbin inside seted up with last charging tray assorted rotation groove, the feed opening has been seted up to last workbin bottom, the feed opening with rotate the groove intercommunication, it has the fixed plate that is symmetric distribution to go up workbin bottom fixed mounting, fixed plate bottom and material loading platform fixed connection.

Through adopting above-mentioned technical scheme, drive the bolt and remove along rotating groove circumference one side when going up the charging tray and rotating, the bolt is located the charging tray below, and the bolt falls from the feed opening, the automatic feeding of the bolt of being convenient for.

Preferably, the feeding table is fixedly provided with a guide chute and an electric telescopic rod, the guide chute is positioned between the two fixing plates and below the feed opening, and the end part of the electric telescopic rod is fixedly provided with a push plate matched with the guide chute.

Through adopting above-mentioned technical scheme, the bolt can fall to the baffle box after the workbin falls down from last in, electric telescopic handle drives the push pedal and removes inside the baffle box, and the push pedal of being convenient for promotes the bolt and gets into the thread rolling machine and carry out the material loading.

The utility model has the beneficial effects that:

through setting up cam actuating mechanism and intermittent type rotary structure combination, the motor can drive the actuating lever and carry out intermittent type and rotate, and the actuating lever of being convenient for drives the dwang rotation to realize dwang intermittent type and move, make things convenient for thread rolling machine to process the bolt.

2. Through setting up rolling disc and baffle box, the dwang drives the charging tray rotation, makes the bolt fall into the conveyer trough of charging tray in proper order to along with the rotation of charging tray down remove from the top at the inner wall that rotates the groove, fall to behind the baffle box, electric telescopic handle promotes the bolt and gets into thread rolling machine, realizes bolt automatic feeding's function.

In conclusion, the device can realize the function of the intermittent automatic feeding of the thread rolling machine, is convenient for the processing of the thread rolling machine in the intermittent process, reduces the labor intensity of workers, improves the production efficiency, reduces the labor cost and eliminates the potential safety hazard in the production process.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of a support stage according to the present invention;

FIG. 3 is a schematic diagram of a cam driving structure according to the present invention;

FIG. 4 is a schematic structural view of an intermittent rotary structure of the present invention;

FIG. 5 is a cross-sectional view of the top box of the present invention;

fig. 6 is a schematic structural view of a material guide chute according to the present invention.

Reference numbers in the figures: 1. a feeding table; 2. a support table; 3. feeding a material box; 301. rotating the rod; 302. a fixing plate; 303. feeding a material plate; 304. a rotating groove; 305. a feeding port; 306. a conveying trough; 4. a first support plate; 401. rotating the disc; 402. a bump; 403. a connecting rod; 5. a second support plate; 501. a drive rod; 502. a ratchet wheel; 503. a clamping rod; 504. a driven lever; 6. a motor; 7. a slide plate; 701. a pawl; 702. a first return spring; 703. a chute; 8. a support frame; 9. a second return spring; 10. a material guide chute; 11. an electric telescopic rod; 12. a push plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example (b):

referring to fig. 1 and 5, a feeding device of a thread rolling machine comprises a feeding table 1, a supporting table 2 and a feeding box 3 are fixedly installed at the top end of the feeding table 1, fixing plates 302 which are symmetrically distributed are fixedly installed at the bottom end of the feeding box 3, the bottom end of the fixing plate 302 is fixedly connected with the feeding table 1, a rotary blanking structure is arranged inside the feeding box 3, the rotary blanking structure comprises a feeding plate 303, a rotating rod 301 is rotatably installed inside the feeding box 3, the feeding plate 303 is fixedly sleeved on the circumferential side wall of the rotating rod 301, the rotating rod 301 drives the feeding plate 303 to rotate inside the feeding box 3, a rotary groove 304 matched with the feeding plate 303 is arranged inside the feeding box 3, conveying grooves 306 which are annularly and integrally distributed are arranged on the circumferential side wall of the feeding plate 303, bolts sequentially enter the conveying grooves 306 of the feeding plate 303, the feeding plate 303 drives the bolts to rotate and move towards the bottom of the feeding box 3, a blanking opening 305 is arranged at the bottom end of the feeding box 3, the feed opening 305 communicates with the rotating groove 304.

Referring to fig. 5-6, when the bolt is located below the feeding tray 303, the bolt falls from the discharging opening 305, which facilitates automatic feeding of the bolt, the feeding table 1 is fixedly provided with a material guide chute 10 and an electric telescopic rod 11, the material guide chute 10 is located between two fixing plates 302 and below the discharging opening 305, the bolt can fall into the material guide chute 10 after falling from the feeding tray 3, the end of the electric telescopic rod 11 is fixedly provided with a push plate 12 matched with the material guide chute 10, the electric telescopic rod 11 drives the push plate 12 to move inside the material guide chute 10, and the push plate 12 is convenient to push the bolt to enter the thread rolling machine for feeding.

Referring to fig. 2-3, a first support plate 4 and a second support plate 5 are fixedly mounted at the top end of a support table 2, the second support plate 5 is located between the first support plate 4 and an upper material box 3, a motor 6 is fixedly mounted on the side wall of the first support plate 4, a cam driving mechanism is arranged on an output shaft of the motor 6, the rotating disc 401 is fixedly sleeved on the output shaft of the motor 6, the motor 6 drives the rotating disc 401 to rotate, a convex block 402 is fixedly mounted on the circumferential side wall of the rotating disc 401, a connecting rod 403 is rotatably mounted on the side wall of the rotating disc 401 close to the second support plate 5, the rotating disc 401 drives the connecting rod 403 to perform crankshaft motion, a sliding groove 703 is formed in the top end of the support table 2, the sliding groove 703 is located between the first support plate 4 and the second support plate 5, a sliding plate 7 is slidably mounted in the sliding groove 703, the bottom end of the connecting rod 403 is rotatably connected with the top end of the sliding plate 7, and the connecting rod 403 can drive the sliding plate 7 to perform reciprocating motion along the sliding groove 703.

Referring to fig. 2 and 4, a driving rod 501 is rotatably mounted on a side wall of the second support plate 5, the driving rod 501 penetrates through the second support plate 5 and is fixedly connected with an end portion of the rotating rod 301, the driving rod 501 is provided with an intermittent rotation structure, the intermittent rotation structure comprises a ratchet 502, the ratchet 502 is fixedly sleeved on a circumferential side wall of the driving rod 501, a pawl 701 matched with the ratchet 502 is rotatably mounted at the top end of the sliding plate 7, the sliding plate 7 moves towards the ratchet 502, the sliding plate 7 can drive the pawl 701 to move, thereby pushing the ratchet 502 to rotate, a first return spring 702 is connected between the bottom end of the pawl 701 and the sliding plate 7, the sliding plate 7 moves towards the direction of separating from the ratchet 502, the pawl 701 rotates upwards after contacting with the ratchet 502, after the pawl 701 separates from the ratchet 502, the first return spring 702 can push the pawl 701 to return, intermittent rotation of the ratchet 502 can be achieved with the pawl 701 on the side of the link 403 remote from the first support plate 4.

Referring to fig. 3-4, a support frame 8 is fixedly mounted on a side wall of the second support plate 5, the support frame 8 is of an "L" shaped structure, a clamping rod 503 is rotatably mounted on a side wall of a vertical section of the support frame 8, a driven rod 504 is fixedly mounted on a side wall of the clamping rod 503, the driven rod 504 is slidably connected with a side wall of the projection 402, the clamping rod 503 is matched with the ratchet 502, the rotating disc 401 drives the projection 402 to synchronously rotate when rotating, when the projection 402 contacts with the driven rod 504, the driven rod 504 is pushed to separate the clamping rod 503 from the ratchet 502, the ratchet 502 can rotate, the clamping rod 503 is located above the ratchet 502, a second return spring 9 is connected between a top end of the clamping rod 503 and a bottom end of a horizontal section of the support frame 8, when the projection 402 is separated from the driven rod 504, the second return spring 9 pushes the clamping rod 503 to rotate, and can clamp the ratchet 502 to stop rotation.

The implementation principle of the feeding device of the thread rolling machine provided by the embodiment of the utility model is as follows:

when the device is used, bolts are placed in the feeding box 3, the motor 6 is started, the motor 6 drives the rotating disc 401 to rotate, the rotating disc 401 drives the sliding plate 7 to move along the sliding groove 703 through the connecting rod 403, when the sliding plate 7 moves towards the direction of the ratchet 502, the convex block 402 is in contact with the driven rod 504, after the clamping rod 503 is pushed to be separated from the ratchet 502, the pawl 701 is in contact with the ratchet 502 to push the ratchet 502 to rotate, after the convex block 402 is separated from the driven rod 504, the clamping rod 503 is clamped into the ratchet 502, the sliding plate 7 moves towards the direction away from the ratchet 502, the ratchet 502 drives the driving rod 501 to realize intermittent rotating motion, the driving rod 501 drives the rotating rod 301 and the feeding disk 303 to rotate intermittently, the feeding disk 303 drives the bolts to move along the rotating groove 304 in the rotating process, the bolts fall from the discharging opening 305 to the guide groove 10, and the electric telescopic rod 11 drives the push plate 12 to push the bolts to enter the thread rolling machine.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A feeding device of a thread rolling machine comprises a feeding table (1) and is characterized in that a supporting table (2) and a feeding box (3) are fixedly mounted at the top end of the feeding table (1), a first supporting plate (4) and a second supporting plate (5) are fixedly mounted at the top end of the supporting table (2), a motor (6) is fixedly mounted on the side wall of the first supporting plate (4), a cam driving mechanism is arranged on an output shaft of the motor (6), a driving rod (501) is rotatably mounted on the side wall of the second supporting plate (5), the driving rod (501) is provided with an intermittent rotating structure, and a rotating blanking structure is arranged inside the feeding box (3);

rotate blanking structure and include charging tray (303), it installs dwang (301) to go up workbin (3) internal rotation, actuating lever (501) run through second backup pad (5) and dwang (301) tip fixed connection, the circumference lateral wall of dwang (301) is located to the fixed cover of charging tray (303) of going up, conveyer trough (306) that are the whole row of annular and distribute are seted up to the circumference lateral wall of going up charging tray (303).

2. The feeding device of the thread rolling machine according to claim 1, wherein the cam driving mechanism comprises a rotating disc (401), the rotating disc (401) is fixedly sleeved on an output shaft of the motor (6), a convex block (402) is fixedly installed on a circumferential side wall of the rotating disc (401), a connecting rod (403) is rotatably installed on a side wall of the rotating disc (401), a sliding groove (703) is formed in the top end of the supporting table (2), a sliding plate (7) is slidably installed in the sliding groove (703), and the bottom end of the connecting rod (403) is rotatably connected with the top end of the sliding plate (7).

3. The feeding device of the thread rolling machine according to claim 2, wherein the intermittent rotating structure comprises a ratchet wheel (502), the ratchet wheel (502) is fixedly sleeved on the circumferential side wall of the driving rod (501), a clamping rod (503) is rotatably installed on the side wall of the second supporting plate (5), the clamping rod (503) is matched with the ratchet wheel (502), a driven rod (504) is fixedly installed on the side wall of the clamping rod (503), and the driven rod (504) is slidably connected with the side wall of the lug (402).

4. A feeding device of a thread rolling machine according to claim 3, characterized in that a pawl (701) matched with the ratchet wheel (502) is rotatably installed at the top end of the sliding plate (7), a first return spring (702) is connected between the bottom end of the pawl (701) and the sliding plate (7), and the pawl (701) is positioned at one side of the connecting rod (403) far away from the first supporting plate (4).

5. The feeding device of the thread rolling machine according to claim 3, wherein a support frame (8) is fixedly mounted on the side wall of the second support plate (5), the support frame (8) is of an L-shaped structure, the clamping rod (503) is rotatably mounted on the side wall of the vertical section of the support frame (8), and a second return spring (9) is connected between the top end of the clamping rod (503) and the bottom end of the horizontal section of the support frame (8).

6. The feeding device of the thread rolling machine according to claim 1, characterized in that a rotating groove (304) matched with the feeding disc (303) is formed in the feeding disc (3), a discharging opening (305) is formed in the bottom end of the feeding disc (3), the discharging opening (305) is communicated with the rotating groove (304), symmetrically distributed fixing plates (302) are fixedly installed at the bottom end of the feeding disc (3), and the bottom end of each fixing plate (302) is fixedly connected with the feeding table (1).

7. The feeding device of the thread rolling machine according to claim 6, characterized in that the feeding table (1) is fixedly provided with a material guiding groove (10) and an electric telescopic rod (11), the material guiding groove (10) is positioned between the two fixing plates (302) and below the feed opening (305), and the end of the electric telescopic rod (11) is fixedly provided with a push plate (12) matched with the material guiding groove (10).