CN210816880U

CN210816880U - Iron rake processing device

Info

Publication number: CN210816880U
Application number: CN201921960649.2U
Authority: CN
Inventors: 汪卓杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-06-23
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses an iron rake processing device, which relates to the technical field of mechanical processing, and adopts the technical scheme that the iron rake processing device comprises a workbench, wherein a worm is arranged on the workbench in a rotating manner, a gear meshed with the worm is arranged on the workbench in a rotating manner, a positive and negative rotating motor for driving the worm to rotate is arranged at the bottom of the workbench, and a positive and negative rotating switch electrically connected with the positive and negative rotating motor is arranged on the workbench; a U-shaped table is fixedly arranged on the workbench and positioned above the gear; one end of the U-shaped table facing the worm is provided with a sliding groove along the width direction, a sliding block is arranged in the sliding groove in a sliding manner, the outer side wall of the sliding block is mutually attached to the inner side wall of the sliding groove, one end of the sliding block away from the worm is provided with a butting groove along the length direction, and the upper surface of the gear and the center of the gear are provided with butting holes; the advantages of reducing labor force and improving production efficiency are achieved.

Description

Iron rake processing device

Technical Field

The utility model relates to the technical field of machining, more specifically say, it relates to an iron rake processingequipment.

Background

The iron harrow is also called as a guntarget, and is an iron block specially used for soldiers to carry out shooting training.

In the prior art, an iron rake is designed, and referring to fig. 3, the iron rake comprises an iron rake 10, which is composed of a disk-shaped head and a strip-shaped tail, wherein a through hole is formed in the tail, and the surface of the iron rake 10 is bent; when the iron harrow 10 is used for training, the cross rod penetrates through the through hole, and the head of the iron harrow is shot for training.

However, in order to bend the rake, a worker needs to bend the rake by using a vice during the production of the rake, which requires a lot of labor for processing and reduces production efficiency, and thus, improvement is needed.

SUMMERY OF THE UTILITY MODEL

To the deficiency that prior art exists, the utility model aims to provide an iron rake processingequipment, it has the advantage that reduces the labour, improves production efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme:

an iron rake processing device comprises a workbench, wherein a worm is rotatably arranged on the workbench, the length direction of the worm is arranged along the width direction of the workbench, a gear meshed with the worm is rotatably arranged on the workbench, a forward and reverse rotation motor for driving the worm to rotate is arranged at the bottom of the workbench, and a forward and reverse rotation switch electrically connected with the forward and reverse rotation motor is arranged on the workbench; the workbench is fixedly provided with a U-shaped table which is positioned above the gear; one end of the U-shaped platform facing the worm is provided with a sliding groove along the width direction, a sliding block is arranged in the sliding groove in a sliding manner, and the outer side wall of the sliding block is mutually attached to the inner side wall of the sliding groove; one end of the sliding block, which is far away from the worm, is provided with a butting groove along the length direction of the sliding block, and the upper surface of the gear, which is positioned at the center of the gear, is provided with a butting hole.

By adopting the technical scheme, when the iron rake needs to be bent, the iron rake penetrates through the abutting groove in the sliding block and is inserted into the abutting hole in the gear, the forward and reverse rotation switch is pressed down to enable the forward and reverse rotation motor to work, the forward and reverse rotation motor drives the worm to rotate, the worm drives the gear to rotate, the head of the iron rake is abutted against the inner wall of the abutting groove, the tail of the iron rake is abutted against the inner wall of the abutting hole, the iron rake is bent, the sliding block slides in the sliding groove, the iron rake is separated from the abutting groove, the bent iron rake is taken out, the forward and reverse rotation motor is reversely opened, the abutting hole is reset, the next processing work is carried out, a large amount of manpower is not required, and the production efficiency is greatly improved.

Furthermore, a group of bearings are symmetrically arranged on the workbench, and two ends of the worm are respectively connected with the two bearings.

Through adopting above-mentioned technical scheme, the motor that is convenient for just reversing drives the worm, and the rotation effect of worm is better.

Further, the fixed below that sets up at the workstation of positive reverse motor, the pivot of positive reverse motor is connected with first fluted disc, be connected with the second fluted disc on the end wall of worm, the lateral wall cover of first fluted disc and second fluted disc is equipped with rather than the chain of meshing, the upper surface of workstation is provided with the protection casing, second fluted disc and chain are located the protection casing.

Through adopting above-mentioned technical scheme, drive first fluted disc through positive reverse motor and rotate, first fluted disc drives the second fluted disc and rotates to the worm rotates between two bearings, and the protection casing produces the damage to personnel on every side when avoiding the chain to rotate, has improved the security of device.

Furthermore, an electromagnet is arranged below the workbench, an output shaft of the electromagnet is connected with a steel rope, and the steel rope penetrates through the workbench and is fixedly connected with one end of the sliding block facing the worm direction; a stretching elastic piece is arranged on the upper surface of the U-shaped table, one end of the stretching elastic piece is fixedly connected with the sliding block, and the other end of the stretching elastic piece is fixedly connected with the U-shaped table; and the upper surface of the workbench is provided with a discharging switch electrically connected with the electromagnetic block.

By adopting the technical scheme, after the iron rake is bent, the unloading switch is turned on, the electromagnet works, the output shaft of the electromagnet pulls the steel rope, so that the sliding block slides in the sliding groove, the butt groove is separated from the iron rake, and the bent iron rake is taken out; and under tensile elastic component's effect, the sliding block is automatic to be inserted and is established into the sliding groove, realizes reseing, need not the manpower and orders about the sliding block and slide in the sliding groove, has further reduced the manpower.

Furthermore, a pulley is arranged on the upper surface of the workbench, and the steel rope is wound on the outer side wall of the pulley.

By adopting the technical scheme, the friction force borne by the steel rope is reduced, and the steel rope can slide conveniently.

Further, the symmetry is provided with a set of limit switch on the workstation, the roof of gear just is located its edge and is provided with the conflict piece that can inconsistent with two limit switch, the workstation below still is provided with the controller, the controller is connected with limit switch and positive reverse motor, the controller is used for sending the stop work signal to positive reverse motor when the conflict piece is inconsistent with limit switch.

By adopting the technical scheme, when the gear rotates and the contact piece on the gear is contacted with the limit switch, the limit switch sends a signal to the controller, the controller sends a stop signal to the forward and reverse rotating motor to work, and the gear stops rotating, so that the phenomenon that the iron rake is broken due to the overlarge rotating angle of the gear is avoided; the gear rotates reversely, when the contact piece on the gear is abutted against the other limit switch, the gear stops working, the gear is reset, and the automation degree of the device is improved.

Further, the gear upper surface is provided with a marking line.

Through adopting above-mentioned technical scheme, the staff of being convenient for observes the angle of bending, knows behavior.

To sum up, the utility model discloses following beneficial effect has:

1. the worm is driven to rotate through the forward and reverse rotation motor, the worm drives the gear to rotate, the workbench is provided with a U-shaped table, the U-shaped table is provided with a sliding groove, a sliding block is arranged in the sliding groove in a sliding mode, one end, far away from the worm, of the sliding block is provided with a butting groove for the iron rake to be inserted in the length direction, the upper surface of the gear and the center of the gear are provided with a butting hole for the iron rake to be inserted in, when machining is needed, the iron rake with a smooth surface penetrates through the butting groove to be inserted into the butting hole, the forward and reverse rotation motor is started, the gear rotates, the head of the iron rake is butted against the inner wall of the butting groove, and the tail of the iron rake is butted against the inner wall of the butting hole, so that the;

2. the electromagnet is fixedly connected with the sliding block through a steel rope by the electromagnet arranged below the workbench, the U-shaped platform is provided with a stretching elastic piece, one end of the stretching elastic piece is fixedly connected with the sliding block, and the other end of the stretching elastic piece is fixedly connected with the U-shaped platform; after bending is finished, the electromagnet drives the steel rope, the steel rope pulls the sliding block to slide in the sliding groove, the abutting groove is separated from the iron rake, the bent iron rake is taken out, and the sliding block is automatically inserted into the sliding groove under the action of the stretching elastic piece, so that resetting is realized, the sliding block does not need to be frequently driven by manpower, and the automation degree of the device is improved;

3. through setting up limit switch on the workstation, the roof of gear just is located its edge and is provided with can be with two limit switch contact inconsistent contact pieces that support, and the workstation below still is provided with the controller, and the controller is connected with limit switch and positive reverse motor electricity, and gear revolve, when supporting contact and limit switch inconsistent, to positive reverse motor send stop work signal, avoid gear rotation angle too big, make the iron harrow take place rupture phenomenon.

Drawings

FIG. 1 is a schematic structural diagram of an iron rake processing device according to an embodiment;

FIG. 2 is a schematic sectional view of an iron rake processing apparatus according to an embodiment;

fig. 3 is a schematic structural diagram of an iron rake in the prior art.

In the figure: 1. a work table; 11. a forward and reverse rotation switch; 12. a discharge switch; 2. a worm; 21. a bearing; 22. a second fluted disc; 3. a gear; 31. abutting against the hole; 4. a positive and negative rotation motor; 41. a first fluted disc; 42. a chain; 43. a protective cover; 5. a U-shaped table; 51. a sliding groove; 52. a sliding block; 521. a butt joint groove; 53. stretching the elastic member; 7. an electromagnet; 71. a steel cord; 72. a pulley; 8. a limit switch; 81. a contact piece is abutted; 9. marking a line; 10. an iron rake.

Detailed Description

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

Example (b):

an iron rake processing device, refer to fig. 1 and 2, and comprises a workbench 1, wherein a group of bearings 21 are symmetrically and fixedly arranged on the upper surface of the workbench 1 through bearings 21, a worm 2 is rotatably arranged between the two bearings 21, the length direction of the worm 2 is arranged along the width direction of the workbench 1, a forward and reverse motor 4 is fixedly arranged below the workbench 1 through bolts, a rotating shaft of the forward and reverse motor 4 is fixedly connected with a first fluted disc 41, a second fluted disc 22 is fixedly connected to the end wall of the worm 2, chains 42 meshed with the first fluted disc 41 and the second fluted disc 22 are sleeved on the outer side walls of the first fluted disc 41 and the second fluted disc 22, the forward and reverse motor 4 drives the first fluted disc 41 to rotate, the first fluted disc 41 drives the second fluted disc 22 to rotate, and the worm 2 rotates between the two bearings 21; the upper surface welding of workstation 1 is provided with protection casing 43, and second toothed disc 22 and chain 42 are located protection casing 43, and protection casing 43 avoids producing the damage to personnel on every side when chain 42 rotates.

Referring to fig. 1 and 2, a gear 3 engaged with the worm 2 is rotatably disposed on the table 1 through a rotating shaft, a forward/reverse switch 11 electrically connected to the forward/reverse motor 4 is disposed on the table 1, and the gear 3 is controlled to rotate clockwise or counterclockwise on the table 1 by switching the forward/reverse switch 11.

Referring to fig. 1 and 2, a U-shaped table 5 is fixedly arranged on a workbench 1 through bolts, the U-shaped table 5 is located above a gear 3, a sliding groove 51 is arranged at one end of the U-shaped table 5 facing the direction of a worm 2, the sliding groove 51 is a T-shaped groove or a dovetail groove, the length direction of the sliding groove 51 is arranged along the width direction of the U-shaped table 5, a sliding block 52 is arranged in the sliding groove 51 in a sliding manner, the outer side wall of the sliding block 52 is attached to the inner side wall of the sliding groove 51, an abutting groove 521 for inserting an iron rake is arranged at one end of the sliding block 52 away from the worm 2 along the length direction, and an abutting hole 31 for inserting the iron rake is formed in the upper surface of the gear 3 and in; when the machining is needed, the iron rake with the flat surface penetrates through the abutting groove 521 to be inserted into the abutting hole 31, the forward and reverse rotating motor 4 is started, the gear 3 rotates, the head of the iron rake abuts against the inner wall of the abutting groove 521, and the tail of the iron rake abuts against the inner wall of the abutting hole 31, so that the iron rake is bent.

Referring to fig. 1 and 2, an electromagnet 7 is fixedly arranged below a workbench 1 through a bolt, an output shaft of the electromagnet 7 is fixedly connected with a steel rope 71, a pulley 72 is rotatably arranged on the upper surface of the workbench 1, and the steel rope 71 penetrates through the workbench 1 and is hooked and connected with one end of the sliding block 52 facing the worm 2 around the outer side wall of the pulley 72; the upper surface of the U-shaped table 5 is provided with a stretching elastic piece 53, the stretching elastic piece 53 is a spring, one end of the stretching elastic piece 53 is fixedly connected with the sliding block 52, the other end of the stretching elastic piece 53 is fixedly connected with the U-shaped table 5, and the upper surface of the workbench 1 is provided with a discharging switch 12 electrically connected with the electromagnetic block; after the iron rake is bent, the unloading switch 12 is turned on, the electromagnet 7 works, the output shaft of the electromagnet 7 pulls the steel rope 71, so that the sliding block 52 slides in the sliding groove 51, the abutting groove 521 is separated from the iron rake, and the bent iron rake is taken out; and under the action of the stretching elastic piece 53, the sliding block 52 is automatically inserted into the sliding groove 51 to realize the reset.

Referring to fig. 1 and 2, a set of limit switches 8 is symmetrically arranged on the workbench 1, the top wall of the gear 3 is provided with a contact piece 81 which can be abutted against the contacts of the two limit switches 8 and is located at the edge of the top wall, a controller (not identified in the figure) is further arranged below the workbench 1, the controller is a programmable controller, the controller is electrically connected with the limit switches 8 and the forward and reverse rotating motor 4, and the controller is used for sending a stop signal to the forward and reverse rotating motor 4 when the contact piece 81 is abutted against the limit switches 8, so that the phenomenon that the gear 3 rotates at an excessive angle is avoided, and the iron rake is broken.

Referring to fig. 1, a marking line 9 is arranged on the upper surface of the fluted disc, so that a worker can conveniently observe the bending angle.

The working principle is as follows:

when the iron rake needs to be bent, the iron rake penetrates through the abutting groove 521 on the sliding block 52 and is inserted into the abutting hole 31 on the gear 3, the forward and reverse rotation switch 11 is pressed down, the forward and reverse rotation motor 4 works in a forward rotation mode, the forward and reverse rotation motor 4 drives the worm 2 to rotate, the worm 2 drives the gear 3 to rotate, the head of the iron rake abuts against the inner wall of the abutting groove 521, and the tail of the iron rake abuts against the inner wall of the abutting hole 31, so that the iron rake is bent; when the contact piece 81 on the gear 3 is contacted with the limit switch 8, the limit switch 8 sends a signal to the controller, the controller sends a stop signal to the forward and reverse rotation motor 4 to work, and the gear 3 stops rotating; then when the discharging switch 12 is pressed down, the electromagnet 7 works, the output shaft of the electromagnet 7 pulls the steel rope 71, so that the sliding block 52 slides in the sliding groove 51, the abutting groove 521 is separated from the iron rake, the bent iron rake is taken out to finish the bending work, and the sliding block 52 is automatically inserted into the sliding groove 51 under the action of the stretching elastic piece 53; and finally, the worker starts the forward and reverse rotating motor 4 to enable the forward and reverse rotating motor 4 to work reversely, and when the contact piece 81 on the gear 3 is abutted against the other limit switch 8, the gear 3 stops working to enable the gear 3 to reset for next processing.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides an iron rake processingequipment which characterized in that: the worm gear mechanism comprises a workbench (1), wherein a worm (2) is rotatably arranged on the workbench (1), the length direction of the worm (2) is arranged along the width direction of the workbench (1), a gear (3) meshed with the worm (2) is rotatably arranged on the workbench (1), a forward and reverse rotation motor (4) for driving the worm (2) to rotate is arranged at the bottom of the workbench (1), and a forward and reverse rotation switch (11) electrically connected with the forward and reverse rotation motor (4) is arranged on the workbench (1); a U-shaped table (5) is fixedly arranged on the workbench (1), and the U-shaped table (5) is positioned above the gear (3); one end of the U-shaped platform (5) facing the worm (2) is provided with a sliding groove (51) along the width direction, a sliding block (52) is arranged in the sliding groove (51) in a sliding manner, and the outer side wall of the sliding block (52) is attached to the inner side wall of the sliding groove (51); one end, far away from the worm (2), of the sliding block (52) is provided with an abutting groove (521) along the length direction of the sliding block, and an abutting hole (31) is formed in the center of the upper surface of the gear (3).

2. The iron rake processing device according to claim 1, wherein: a group of bearings (21) are symmetrically arranged on the workbench (1), and two ends of the worm (2) are connected with the two bearings (21) respectively.

3. The iron rake processing device according to claim 2, wherein: the fixed below that sets up in workstation (1) is just reversing motor (4), the pivot of just reversing motor (4) is connected with first fluted disc (41), be connected with second fluted disc (22) on the end wall of worm (2), the lateral wall cover of first fluted disc (41) and second fluted disc (22) is equipped with rather than meshed chain (42), the upper surface of workstation (1) is provided with protection casing (43), second fluted disc (22) and chain (42) are located protection casing (43).

4. The iron rake processing device according to claim 1, wherein: an electromagnet (7) is arranged below the workbench (1), an output shaft of the electromagnet (7) is connected with a steel rope (71), and the steel rope (71) penetrates through the workbench (1) and is fixedly connected with one end, facing the worm (2), of the sliding block (52); a stretching elastic piece (53) is arranged on the upper surface of the U-shaped table (5), one end of the stretching elastic piece (53) is fixedly connected with the sliding block (52), and the other end of the stretching elastic piece (53) is fixedly connected with the U-shaped table (5); and a discharging switch (12) electrically connected with the electromagnetic block is arranged on the upper surface of the workbench (1).

5. The iron rake processing device according to claim 4, wherein: the upper surface of the workbench (1) is provided with a pulley (72), and the steel rope (71) is wound on the outer side wall of the pulley (72).

6. The iron rake processing device according to claim 1, wherein: the symmetry is provided with a set of limit switch (8) on workstation (1), the roof of gear (3) just is located its edge and is provided with can be with two limit switch (8) inconsistent contact piece (81) that supports, workstation (1) below still is provided with the controller, the controller is connected with limit switch (8) and positive reverse motor (4), the controller is used for when conflict piece (81) and limit switch (8) are inconsistent, sends stop work signal to positive reverse motor (4).

7. The iron rake processing device according to claim 6, wherein: the upper surface of the gear is provided with a marking line (9).