CN218310632U

CN218310632U - Nut and bolt production cold heading machine

Info

Publication number: CN218310632U
Application number: CN202222391007.3U
Authority: CN
Inventors: 李飞飞; 李雁鹏
Original assignee: Handan Ande Fastener Manufacturing Co ltd
Current assignee: Handan Ande Fastener Manufacturing Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-01-17
Anticipated expiration: 2032-09-08

Abstract

The utility model relates to a nut and bolt production technical field just discloses a nut and bolt production cold heading machine, comprises a workbench, the middle part of workstation upper surface one end is equipped with the pneumatic cylinder main part, the one end that the pneumatic cylinder main part was kept away from to the workstation upper surface is equipped with the shock attenuation board, the middle part that pneumatic cylinder main part one end was kept away from to the workstation upper surface is equipped with the mould, the lower surface of workstation is equipped with the water tank, the bar inslot fixedly connected with filter screen at water tank inner wall top middle part, the fixedly connected with honeycomb duct in the circular recess at water tank upper surface middle part, the one end of water tank inner wall one side is equipped with the water pump, the utility model discloses a second spring, when using this cold heading machine, the second spring can promote the roof through its self elasticity, and the roof can release the inside work piece of mould to realize the automatic function of taking out of work piece after the processing completion, be favorable to improving the device's work efficiency. Through above-mentioned technical scheme, the work piece that has solved among the prior art takes out the problem.

Description

Nut and bolt production cold heading machine

Technical Field

The utility model relates to a nut and bolt production technical field, more specifically relate to a nut and bolt production cold heading machine.

Background

The cold header is forging forming equipment for thickening the top of a bar or a wire at room temperature, is special equipment which mainly adopts heading and is specially used for producing fasteners such as nuts and bolts in batches, adopts a cold heading method to upset the heads of the bolts and the bolts, can reduce cutting work as much as possible, and is directly formed into required shapes and sizes, and the processing steps of the cold header generally comprise feeding, cutting, forming and discharging.

Current nut bolt production cold heading machine, at the in-process that uses, the moulding-die piece need constantly be strikeed to the raw materials, because during the moulding-die piece long term operation of this nut bolt production cold heading machine, can constantly produce the heat, if not in time the cooling, can lead to pressing the module to damage to reduce the device's life, the work piece is after the processing is accomplished simultaneously, also can appear the work piece and send out the phenomenon of scalding, probably injure the staff.

And current nut and bolt production cold heading machine, at the in-process that uses, the work piece of processing completion needs artifical use tools to take out the work piece of processing completion, and this kind of mode of taking out increases staff's work load, and efficiency is lower moreover, and current nut and bolt production cold heading machine uses a great material receiving box to connect the material mostly, then takes out the work piece by the manual work again for the amount of labour is great, has reduced work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a nut and bolt production cold heading machine has solved a nut and bolt production cold heading machine problem among the correlation technique.

The technical scheme of the utility model as follows: the utility model provides a nut and bolt production cold heading machine, includes the workstation, the middle part of workstation upper surface one end is equipped with the pneumatic cylinder main part, the one end that the pneumatic cylinder main part was kept away from to the workstation upper surface is equipped with the shock attenuation board, the middle part that pneumatic cylinder main part one end was kept away from to the workstation upper surface is equipped with the mould, the lower surface of workstation is equipped with the water tank, the bar groove has been seted up at the middle part on water tank inner wall top, the bar inslot fixedly connected with filter screen at water tank inner wall top middle part, the circular recess has been seted up at the middle part of water tank upper surface, fixedly connected with honeycomb duct in the circular recess at water tank upper surface middle part, the one end of water tank inner wall one side is equipped with the water pump, the workstation is kept away from being equipped with the collecting box of pneumatic cylinder main part one end, the middle part fixedly connected with filter of shock attenuation inboard wall, the circular recess has all been seted up at four angles of shock attenuation board lower surface, the equal fixedly connected with spacing bolt in the middle part on four angles circular recess inner wall tops of shock attenuation board lower surface, the outside activity of spacing bolt has cup jointed first spring.

Furthermore, the top end fixed connection of first spring is on the top of the circular recess inner wall at four angles of shock attenuation board lower surface, the bottom fixed connection of first spring is in the bottom of the circular recess inner wall of workstation upper surface.

Further, four angles of workstation lower surface have all seted up the bar groove, the equal fixedly connected with supporting leg in the bar inslot of four angles of workstation lower surface, the one end fixedly connected with support frame of pneumatic cylinder main part is kept away from to the workstation upper surface, the circular recess has been seted up at the middle part that the support frame is close to mould one side top, the middle part fixedly connected with fixed plate of support frame upper surface, the middle part of support frame inner wall bottom is equipped with the discharge gate, the one end fixed connection of pneumatic cylinder main part is kept away from to the lower surface of discharge gate and workstation upper surface, the bell jar has been seted up at the middle part of workstation upper surface, the bottom fixed connection of bell jar is on the top of honeycomb duct.

Further, the bottom fixedly connected with backing plate of pneumatic cylinder main part, the bottom fixed connection of backing plate is at the upper surface of workstation, the middle part fixedly connected with hydraulic stem of pneumatic cylinder main part inner wall, the movable rod has been cup jointed in the middle part activity of hydraulic stem inner wall, the one end fixed connection that the hydraulic stem was kept away from to the movable rod presses the module.

Further, the one end fixed connection that the pneumatic cylinder main part was kept away from to the mould is at the middle part on support frame side top, the middle part of mould inner wall is equipped with the roof, the roof is close to the middle part fixedly connected with activity bolt of support frame one side, the sleeve has been cup jointed in the outside of activity bolt, the sleeve is kept away from the one end fixed connection that the activity was tied and is close to the middle part of the circular recess inner wall at mould one side top middle part at the support frame.

Further, the telescopic outside is equipped with the second spring, the one end fixed connection that the mould was kept away from to the second spring is on the support frame is close to the circular slot inner wall at mould one side top middle part, the one end fixed connection that the activity was tied was kept away from to the second spring is in the middle part that the roof is close to roof one side.

Further, the middle part fixedly connected with fixed block of water pump side, the bottom fixed connection of fixed block is at the lower surface of water tank inner wall, the water pump is close to the middle part fixedly connected with aqueduct of water tank one side, the outer wall fixedly connected with connecting block of water tank is passed to the one end that the water pump was kept away from to the aqueduct, the lower fixed surface of connecting block is connected at the middle part of fixed plate upper surface, the connecting block is close to the middle part fixedly connected with outlet pipe of pneumatic cylinder main part one side, the one end fixedly connected with shower nozzle of connecting block is kept away from to the outlet pipe.

Furthermore, the wheels are fixedly connected to the two ends of the two sides of the collecting box, and the handle is fixedly connected to the bottom end of the collecting box, which is far away from one side of the workbench.

The beneficial effects of the utility model are that:

1. the utility model discloses a be equipped with the second spring, when using this nut and bolt production cold heading machine, the second spring can promote the roof through its self elasticity, and the roof can be released the inside work piece of mould to realize processing the automatic function of taking out of work piece after accomplishing, be favorable to improving the device's work efficiency.

2. The utility model discloses a be equipped with the shower nozzle, when using this nut and bolt production cold heading machine, the shower nozzle sprays the place that strikes with water to and the place that the work piece dropped, thereby reduce the heat that the device produced when using, and cool off fast to the work piece after accomplishing processing, be favorable to improving the device's cooling rate.

3. The utility model discloses a be equipped with bell jar and honeycomb duct, when using this nut and bolt production cold heading machine, the cooling water after the use can be through the inside of bell jar and honeycomb duct refluence to the water tank, and the inside filter screen of water tank can filter the cooling water, is favorable to realizing the used circulation of cooling water.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

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

FIG. 2 is a schematic sectional view of the overall structure of the present invention;

FIG. 3 is a schematic sectional view of a part of the present invention;

fig. 4 is a schematic cross-sectional view of the buffering structure of the present invention;

FIG. 5 is an enlarged view of the point A in FIG. 2;

in the figure: 1. a work table; 101. supporting legs; 102. a support frame; 1021. a fixing plate; 103. a discharge port; 104. a tapered slot; 2. a hydraulic cylinder main body; 201. a backing plate; 202. a hydraulic rod; 203. a movable rod; 204. pressing the module; 3. a damper plate; 301. a filter plate; 302. a limit bolt; 303. a first spring; 4. a mold; 401. a top plate; 402. a movable bolt; 403. a sleeve; 404. a second spring; 5. a water tank; 501. a filter screen; 502. a flow guide pipe; 6. a water pump; 601. a fixed block; 602. a water conduit; 603. connecting blocks; 604. a water outlet pipe; 605. a spray head; 7. a collection box; 701. a wheel; 702. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive work, are related to the scope of protection of the present invention.

As shown in fig. 1-5, this embodiment provides a nut and bolt production cold heading machine, including workstation 1, the middle part of 1 upper surface one end of workstation is equipped with pneumatic cylinder main part 2, the one end that pneumatic cylinder main part 2 was kept away from to 1 upper surface of workstation is equipped with shock attenuation board 3, the middle part that 2 one end of pneumatic cylinder main part was kept away from to 1 upper surface of workstation is equipped with mould 4, workstation 1 lower surface is equipped with water tank 5, the bar groove has been seted up at the middle part on 5 inner wall tops of water tank, the bar inslot fixedly connected with filter screen 501 at 5 inner wall tops of water tank middle part, the circular recess has been seted up at the middle part of 5 upper surface of water tank, the circular recess fixedly connected with honeycomb duct 502 at 5 upper surface middle part of water tank, the one end of 5 inner wall one side of water tank is equipped with water pump 6, workstation 1 keeps away from 2 one ends of pneumatic cylinder main part and is equipped with collecting box 7, the middle part fixedly connected with filter 301 of 3 inner walls of shock attenuation board, the circular recess has all been seted up to 3 lower surfaces of shock attenuation board, the equal fixedly connected with stop cock 302 at the middle part on the circular recess inner wall top of 3 lower surfaces, the outside activity of stop cock 302 has cup jointed first spring 303.

What need specifically explain in this embodiment is, through bar inslot fixedly connected with filter screen 501 at water tank 5 inner wall top middle part, the cooling water after the use can be through conical chute 104 and honeycomb duct 502 inside of flowing to water tank 5 again, and the inside filter screen 501 of water tank 5 can filter the cooling water, from the used circulation who realizes the cooling water.

As shown in fig. 4, the top end of the first spring 303 is fixedly connected to the top end of the inner wall of the circular groove at the four corners of the lower surface of the damping plate 3, and the bottom end of the first spring 303 is fixedly connected to the bottom end of the inner wall of the circular groove at the upper surface of the table 1.

In this embodiment, it should be specifically described that, by movably sleeving the first spring 303 on the outer side of the limit bolt 302, when the device is used, the damping plate 3 can compress the first spring 303 downward, so as to increase the anti-vibration effect of the device, and prevent the workpiece from being damaged by gravity when the workpiece falls down from the inside of the mold 4 after being processed.

As shown in fig. 1-2, the bar groove has all been seted up at four angles of 1 lower surface of workstation, equal fixedly connected with supporting leg 101 in the bar inslot at four angles of 1 lower surface of workstation, pneumatic cylinder main part 2's one end fixedly connected with support frame 102 is kept away from to 1 upper surface of workstation, the circular recess has been seted up at the middle part that support frame 102 is close to 4 one side tops of mould, the middle part fixedly connected with fixed plate 1021 of support frame 102 upper surface, the middle part of support frame 102 inner wall bottom is equipped with discharge gate 103, the one end fixed connection of pneumatic cylinder main part 2 is kept away from to the lower surface of discharge gate 103 and 1 upper surface of workstation, conical groove 104 has been seted up at the middle part of 1 upper surface of workstation, the bottom fixed connection of conical groove 104 is on the top of honeycomb duct 502.

In this embodiment, it should be specifically noted that, since the tapered slot 104 is disposed in the middle of the upper surface of the workbench 1, when the cooling water is used, the used cooling water flows into the water tank 5 again through the tapered slot 104 and the flow guide pipe 502, so as to realize recycling of the cooling water.

As shown in fig. 2, a backing plate 201 is fixedly connected to the bottom end of the hydraulic cylinder main body 2, the bottom end of the backing plate 201 is fixedly connected to the upper surface of the workbench 1, a hydraulic rod 202 is fixedly connected to the middle of the inner wall of the hydraulic cylinder main body 2, a movable rod 203 is movably sleeved on the middle of the inner wall of the hydraulic rod 202, and a pressing module 204 is fixedly connected to one end of the movable rod 203 far away from the hydraulic rod 202.

In this embodiment, it should be specifically noted that, by fixedly connecting the pressing module 204 to one end of the movable rod 203 far from the hydraulic rod 202, when in use, the pressing module 204 may impact the workpiece, thereby implementing the processing of the workpiece.

As shown in fig. 5, one end of the mold 4 far away from the hydraulic cylinder body 2 is fixedly connected to the middle of the top end of the side of the support frame 102, a top plate 401 is arranged in the middle of the inner wall of the mold 4, a middle fixedly connected to a movable bolt 402 is arranged on the top plate 401 near the support frame 102, a sleeve 403 is sleeved on the outer side of the movable bolt 402, and one end of the sleeve 403 far away from the movable bolt 402 is fixedly connected to the middle of the inner wall of the circular groove on the support frame 102 near the middle of the top end of the side of the mold 4.

As shown in fig. 5, a second spring 404 is disposed outside the sleeve 403, one end of the second spring 404 away from the mold 4 is fixedly connected to the inner wall of the circular groove at the middle of the top end of the support frame 102 near the mold 4, and one end of the second spring 404 away from the movable bolt 402 is fixedly connected to the middle of the top plate 401 near the top plate 401.

In this embodiment, it should be specifically noted that, by providing the second spring 404 on the outer side of the sleeve 403, when in use, the second spring 404 will push the top plate 401 by its own elastic force, and the top plate 401 will push out the workpiece inside the die 4, thereby implementing the function of automatically taking out the processed workpiece.

As shown in fig. 2 to 3, middle part fixedly connected with fixed block 601 to the side of water pump 6, the bottom fixed connection of fixed block 601 is at the lower surface of water tank 5 inner wall, water pump 6 is close to the middle part fixedly connected with aqueduct 602 of water tank 5 one side, the outer wall fixedly connected with connecting block 603 of water tank 5 is passed to the one end that water pump 6 was kept away from to aqueduct 602, the lower fixed surface of connecting block 603 is connected at the middle part of fixed plate 1021 upper surface, connecting block 603 is close to the middle part fixedly connected with outlet pipe 604 of hydraulic cylinder main part 2 one side, the one end fixedly connected with shower nozzle 605 of connecting block 603 is kept away from to outlet pipe 604.

In this embodiment, it should be specifically described that, by fixedly connecting the spray head 605 to one end of the water outlet pipe 604 far away from the connection block 603, when the device is used, the spray head 605 sprays water to a knocking place and a workpiece dropping place, so as to reduce heat generated by the device when the device is used, and rapidly cool a machined workpiece.

As shown in FIG. 1, wheels 701 are fixedly connected to both ends of both sides of the collection box 7, and a handle 702 is fixedly connected to the bottom end of one side of the collection box 7 away from the workbench 1.

What needs to be specifically described in this embodiment is that, the bottom end of the side, far away from the workbench 1, of the collection box 7 is fixedly connected with the handle 702, and when the collection box 7 needs to be moved, the handle 702 is pushed, so that the wheels 701 rotate, and the movement of the workpiece after the machining is completed is facilitated.

The utility model discloses a theory of operation: when the nut and bolt is used for producing the cold header, firstly, an external power supply is required to be connected, the external power supply can start the hydraulic cylinder main body 2, when the hydraulic cylinder main body 2 works, the movable rod 203 can be enabled to continuously move back and forth in the hydraulic rod 202, so that the pressing module 204 can press a workpiece to be processed into the die 4, when the workpiece enters into the die 4, the top plate 401 can be extruded backwards, so that the movable bolt 402 can contract in the sleeve 403, and meanwhile, the second spring 404 is extruded to generate elastic force, after the workpiece is processed, the second spring 404 can push the top plate 401 through the elastic force of the second spring, the top plate 401 can push out the workpiece in the die 4, so that the function of automatically taking out the processed workpiece is realized, and after the workpiece drops from the inside of the die 4, the workpiece can drop to the upper surface of the filter plate 301, the damping plate 3 compresses the first spring 303 downwards, so that the anti-shock effect of the device is improved, when a workpiece falls down from the inside of the mold 4 after being processed, the workpiece is damaged due to gravity, when the water pump 6 works, cooling water on the inner wall of the water tank 5 is conveyed to the inside of the connecting block 603 through the water guide pipe 602, then is conveyed into the spray head 605 through the water outlet pipe 604, and is then sprayed to a knocking place through the spray head 605 and a place where the workpiece falls down, so that the heat generated when the device is used is reduced, the processed workpiece is rapidly cooled, the used cooling water flows into the water tank 5 again through the conical groove 104 and the guide pipe 502, the filter screen 501 in the water tank 5 filters the cooling water, then the workpiece enters the collecting box 7 through the discharge port 103, and when the collecting box 7 needs to be moved, the handle 702 is pushed, so that the wheel 701 rotates, and the movement of the workpiece after the machining is finished is facilitated.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A cold header for nut and bolt production is characterized by comprising a workbench (1), a hydraulic cylinder main body (2) is arranged in the middle of one end of the upper surface of the workbench (1), a damping plate (3) is arranged at one end of the upper surface of the workbench (1) far away from the hydraulic cylinder main body (2), a die (4) is arranged in the middle of one end of the upper surface of the workbench (1) far away from the hydraulic cylinder main body (2), the lower surface of the workbench (1) is provided with a water tank (5), the middle part of the top end of the inner wall of the water tank (5) is provided with a strip-shaped groove, a filter screen (501) is fixedly connected in the strip-shaped groove at the middle part of the top end of the inner wall of the water tank (5), a circular groove is arranged in the middle of the upper surface of the water tank (5), a flow guide pipe (502) is fixedly connected in the circular groove in the middle of the upper surface of the water tank (5), one end of one side of the inner wall of the water tank (5) is provided with a water pump (6), a collecting box (7) is arranged at one end of the workbench (1) far away from the hydraulic cylinder main body (2), the middle part of the inner wall of the damping plate (3) is fixedly connected with a filter plate (301), four corners of the lower surface of the damping plate (3) are all provided with circular grooves, the middle parts of the top ends of the inner walls of the four corners of the lower surface of the damping plate (3) are all fixedly connected with limit bolts (302), the outer side of the limiting bolt (302) is movably sleeved with a first spring (303).

2. A nut and bolt production cold heading machine according to claim 1, wherein the top end of the first spring (303) is fixedly connected to the top end of the inner wall of the circular groove at the four corners of the lower surface of the shock absorbing plate (3), and the bottom end of the first spring (303) is fixedly connected to the bottom end of the inner wall of the circular groove at the upper surface of the work table (1).

3. The cold heading machine for nut and bolt production according to claim 1, wherein the four corners of the lower surface of the workbench (1) are all provided with a strip-shaped groove, the strip-shaped grooves at the four corners of the lower surface of the workbench (1) are all fixedly connected with support legs (101), the upper surface of the workbench (1) is far away from one end fixedly connected with support frame (102) of the hydraulic cylinder main body (2), the middle part of the support frame (102) close to the top end of one side of the mold (4) is provided with a circular groove, the middle part fixedly connected with fixing plate (1021) of the upper surface of the support frame (102), the middle part of the inner wall bottom end of the support frame (102) is provided with a discharge port (103), the lower surface of the discharge port (103) and the upper surface of the workbench (1) are provided with one end fixedly connected with the hydraulic cylinder main body (2), the middle part of the upper surface of the workbench (1) is provided with a conical groove (104), and the bottom end of the conical groove (104) is fixedly connected with the top end of the guide pipe (502).

4. The cold heading machine for nut and bolt production according to claim 1, wherein a backing plate (201) is fixedly connected to the bottom end of the hydraulic cylinder body (2), the bottom end of the backing plate (201) is fixedly connected to the upper surface of the workbench (1), a hydraulic rod (202) is fixedly connected to the middle of the inner wall of the hydraulic cylinder body (2), a movable rod (203) is movably sleeved on the middle of the inner wall of the hydraulic rod (202), and a pressing module (204) is fixedly connected to one end, far away from the hydraulic rod (202), of the movable rod (203).

5. The cold heading machine for nut and bolt production according to claim 1, wherein one end of the die (4) far away from the hydraulic cylinder body (2) is fixedly connected to the middle of the top end of the side surface of the support frame (102), a top plate (401) is arranged in the middle of the inner wall of the die (4), a movable bolt (402) is fixedly connected to the middle of one side, close to the support frame (102), of the top plate (401), a sleeve (403) is sleeved on the outer side of the movable bolt (402), and one end of the sleeve (403) far away from the movable bolt (402) is fixedly connected to the middle of the inner wall of the circular groove of the middle of the top end, close to the die (4), of the support frame (102).

6. A nut and bolt production cold heading machine as claimed in claim 5, characterized in that the outside of the sleeve (403) is provided with a second spring (404), one end of the second spring (404) far away from the die (4) is fixedly connected to the inner wall of the circular groove at the middle of the top end of the support frame (102) near one side of the die (4), and one end of the second spring (404) far away from the movable bolt (402) is fixedly connected to the middle of one side of the top plate (401) near the top plate (401).

7. The nut and bolt production cold heading machine according to claim 1, wherein a fixing block (601) is fixedly connected to the middle of the side surface of the water pump (6), the bottom end of the fixing block (601) is fixedly connected to the lower surface of the inner wall of the water tank (5), a water guide pipe (602) is fixedly connected to the middle of one side, close to the water tank (5), of the water pump (6), one end, far away from the water guide pipe (602), of the water guide pipe penetrates through a connecting block (603) fixedly connected to the outer wall of the water tank (5), the lower surface of the connecting block (603) is fixedly connected to the middle of the upper surface of a fixing plate (1021), a water outlet pipe (604) is fixedly connected to the middle of one side, close to the hydraulic cylinder body (2), of the water outlet pipe (604), and a spray head (605) is fixedly connected to one end, far away from the connecting block (603).

8. A nut and bolt production cold heading machine according to claim 1, characterized in that wheels (701) are fixedly connected to both ends of both sides of the collection box (7), and a handle (702) is fixedly connected to the bottom end of one side of the collection box (7) far away from the workbench (1).