CN213891887U

CN213891887U - Stamping machine for steel bar sleeve

Info

Publication number: CN213891887U
Application number: CN202022556946.XU
Authority: CN
Inventors: 王远强; 陈昌甫; 刘晁君; 胡春利; 方明
Original assignee: Beijing Three Strong Prestressed Steel Equipment Co ltd
Current assignee: Beijing Three Strong Prestressed Steel Equipment Co ltd
Priority date: 2020-11-07
Filing date: 2020-11-07
Publication date: 2021-08-06
Anticipated expiration: 2030-11-07

Abstract

The application discloses a coining mill for steel sleeve, the test platform comprises a support, the frame rotates and is connected with the revolving stage, the revolving stage includes the pressure disk and carries the thing dish, the frame is provided with the impression device, the impression device is including the pressure head of stable connection on the frame, the pressure head sets firmly the impression arch that is used for the impression towards the surface of pressure disk central line, carry and set up the steel sleeve that remains to be processed on the thing dish, carry the thing dish and drive steel sleeve and remove when the pressure head, the pressure head compresses tightly steel sleeve with the pressure disk, carry out the impression to steel sleeve. This application has the effect that can carry out quick impression sign to steel sleeve side.

Description

Stamping machine for steel bar sleeve

Technical Field

The application relates to the technical field of sleeve marking equipment, in particular to a stamping press for a steel bar sleeve.

Background

The stamping machine is used for stamping specific characters or patterns and the like on a target object through pressure, and the stamped patterns or characters are sunken on the surface of the target object, so that the purpose of storing stamped contents for a long time is achieved. Because the reinforcing bar of different models need cooperate different steel casing pipes, and only through the artifical different steel casing pipes of being difficult to distinguish, consequently need carry out the seal mark on steel casing pipe.

Chinese patent application publication No. CN11048017A discloses a laser marking machine, which comprises a laser head, two symmetrical clamping devices, two symmetrical feeding devices and a turnover mechanism, wherein the clamping devices comprise two parallel clamping plates, synchronous motion of the two clamping plates is realized through a transmission mechanism, a conveying belt of the feeding device is arranged at the periphery of each clamping plate, the turnover device transmits torque of the same rotating shaft to the two clamping devices by using a synchronous belt and a synchronous wheel, synchronous turnover of the two clamping devices and the two feeding devices is realized, and the front and the rear of product turnover are respectively conveyed by the two conveying belts.

The prior art scheme among the above-mentioned provides a laser marking machine that can be used to carry out the sign to multiple material, but when carrying out the sign to steel casing, need carry out the sign in its side, and the distance change of laser emission device to steel casing side, when laser carried out the mark, the focus of laser can only be located in some region and treats the sign curved surface, and other some sign degrees are lighter, easily are worn and torn.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an effect that is used for steel sleeve's coining press, it has the quick impression sign to the steel sleeve side.

The technical purpose of the application is realized by the following technical scheme:

the utility model provides a coining mill for steel sleeve, includes the frame, the frame rotates and is connected with the revolving stage, the revolving stage includes the pressure disk and carries the thing dish, the frame is provided with the impression device, the impression device is including the pressure head of stable connection on the frame, the pressure head sets firmly the impression arch that is used for the impression towards the surface of pressure disk central line, it sets up the steel sleeve that remains to process on carrying the thing dish, it drives to carry the thing dish the steel sleeve removes the process during the pressure head, the pressure head with the pressure disk compresses tightly steel sleeve is right steel sleeve carries out the impression.

Through adopting above-mentioned technical scheme, place steel casing on carrying the thing dish, carry and drive steel casing when the thing dish rotates and remove, when steel casing passes through between pressure head and the pressure disk, pressure head and pressure disk produce pressure to steel casing, and the protruding lateral surface extrusion with steel casing of impression is impressed the information impression to steel casing's lateral surface, along with the pressure disk with carry the rotation of thing dish, steel casing accomplishes impression work gradually and withdraws from between pressure head and the pressure disk.

The application is further configured to: the frame has set firmly guiding device, guiding device includes the sleeve pipe and leads the piece, the sleeve pipe is led the piece and can be guided the steel sleeve pipe gets into the pressure head with between the pressure disk, the sleeve pipe is led the piece be used for the guide one end with the distance between the pressure disk is adjustable.

By adopting the technical scheme, when the steel bar sleeve moves to the sleeve guide piece, the sleeve guide piece extrudes the steel bar sleeve towards the pressure plate and guides the steel bar sleeve to enter between the pressure head and the pressure plate; the distance between the sleeve guide piece and the pressing plate is adjusted, so that the steel bar sleeves of different specifications can be guided.

The application is further configured to: the pressure head orientation the surface of pressure disk set up into with pressure disk lateral surface complex cambered surface, the chamfer has been seted up at the pressure head both ends.

By adopting the technical scheme, the surface of the pressure head facing the pressure plate is a cambered surface with the same radius as the outer side surface of the pressure plate, the distance between the pressure head and the pressure plate is kept equal in the steel sleeve coining process, and the steel sleeve obtained after coining has a good machining effect; the chamfers at the two ends of the pressure head are convenient for the steel sleeve to enter between the pressure head and the pressure plate.

The application is further configured to: the frame stable connection has the connecting plate, connecting plate sliding connection has the mounting panel, connecting plate slip direction is followed frame direction of height, the pressure head with the mounting panel stable connection.

Through adopting above-mentioned technical scheme, at mounting panel and connecting plate relative slip's in-process, the pressure head is along with the mounting panel moves together, and then changes the height of pressure head for the frame, satisfies the pressure head and carries out the demand of impression at the not co-altitude of steel sleeve lateral surface.

The application is further configured to: the machine base is stably connected with a connecting body, a sliding body is connected onto the connecting body in a sliding mode, the sliding body can be close to or far away from the central line of the pressure plate in a sliding mode, and the connecting plate is fixedly connected with the sliding body;

the base is connected with an adjusting device, and the adjusting device limits the connecting body to slide.

By adopting the technical scheme, in the process that the connecting plate moves along with the sliding body, the mounting plate and the pressure head on the mounting plate also move along with the sliding body, so that the change of the distance between the pressure head and the pressure plate is realized, and the requirement for imprinting steel bar sleeves of different specifications is met; the adjusting device is used for limiting the sliding of the connecting body relative to the base and preventing the connecting body from moving in the stamping process to influence the stamping effect.

The application is further configured to: adjusting device including be fixed in the regulating plate of frame and with regulating plate threaded connection's regulation pole, the regulation pole passes the one end of regulating plate with the sliding body contact is supported and is pressed the restriction sliding body and slide along keeping away from the pressure disk central line direction, adjusting device include with connector threaded connection and with the sliding body support the locking bolt of pressing.

By adopting the technical scheme, when the adjusting rod is rotationally moved towards the pressure plate, the adjusting rod pushes the sliding body to slide towards the pressure plate, and the position between the pressure head and the pressure plate is adjusted; in the process of impressing, due to the pressure of the steel bar sleeve, the sliding body can bear the force in the direction back to the pressure plate, at the moment, the adjusting rod blocks the sliding body from sliding in the direction back to the pressure plate, and the stability of the impressing device is kept; in addition, the locking bolt presses the sliding body to limit the sliding of the sliding body towards the direction of the pressure plate.

The application is further configured to: the connecting body can follow the frame surface slides, the frame has set firmly guider, guider is used for guiding the connecting body slides along the direction of being close to or keeping away from the pressure disk central line.

Through adopting above-mentioned technical scheme, guiding mechanism restriction connector position on the frame makes the pressure head intersect with the axis of pressure disk towards the central line of pressure disk direction, guarantees the impression effect of pressure head to steel sleeve pipe.

The application is further configured to: the machine base is fixedly provided with a working separation blade, and the working separation blade is arranged on the outer side of the carrying disc.

Through adopting above-mentioned technical scheme, at steel sleeve along with carrying thing dish pivoted in-process, the work separation blade blocks steel sleeve, and guide steel sleeve keeps on carrying the thing dish, prevents that steel sleeve from breaking away from carrying the thing dish at the removal in-process.

The application is further configured to: arc-shaped separation blades are fixedly arranged on the working separation blades, one ends of the arc-shaped separation blades are in contact with the side face of the pressure plate, and the arc-shaped separation blades are used for guiding the steel bar sleeve to finish machining to leave the object carrying plate.

Through adopting above-mentioned technical scheme, accomplish the impression process at steel sleeve pipe after, continue to rotate along with carrying the thing dish, when steel sleeve pipe moved to and contact with the arc separation blade, the arc separation blade left the steel sleeve pipe guide and carried thing dish scope.

In summary, the present application includes at least one of the following benefits:

1. the surface of the pressing head of the imprinting device is arc-shaped, so that the side surface of the steel bar sleeve can be quickly imprinted with a mark, and the marking efficiency is improved;

2. the impressing device can move along the surface of the base, and the distance between the pressure head and the pressure plate is changed, so that the impressing device is suitable for impressing steel bar sleeves of different models;

3. the base is provided with a working baffle plate, so that the steel bar sleeve is prevented from falling off the carrying tray in the working process, and the stamping efficiency is ensured;

4. the base is provided with a guide groove plate which is convenient for guiding the steel bar sleeve after the imprinting to rapidly exit from the carrying disc.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a partial sectional view of the rotary table in the embodiment;

FIG. 3 is an enlarged view at A in FIG. 1;

FIG. 4 is a schematic structural view of a head part in the embodiment;

FIG. 5 is a schematic top view of a partial structure of a guide device in the embodiment.

In the figure, 1, a machine base; 11. a support pillar; 12. a motor; 13. a gearbox; 2. a rotating table; 21. a platen; 211. a drive bore; 22. a carrying tray; 3. an adjustment device; 31. an adjusting plate; 32. an adjustment hole; 33. adjusting a rod; 34. locking the bolt; 35. a guide device; 351. a stop plate; 352. a limiting plate; 353. a limit bolt; 4. a mobile device; 41. a linker; 411. a limiting bulge; 412. adjusting the bolt; 42. a sliding body; 43. a connecting plate; 5. an imprint device; 51. mounting a plate; 511. mounting holes; 512. installing a bolt; 52. clamping the protrusion; 521. fastening a bolt; 53. a pressure head; 531. embossing the bumps; 54. a compression block; 6. a steel bar sleeve; 7. a guide device; 71. fixing the rod; 72. a positioning rod; 73. a tab bolt; 74. a sleeve guide sheet; 75. adjusting the position of the nut; 81. a working baffle plate; 821. an arc-shaped baffle plate; 822. a guide groove plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-5. In which like parts are designated by like reference numerals. It should also be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Examples

The utility model provides a be used for steel bar casing's coining mill, as shown in fig. 1, includes frame 1, and frame 1 is the cuboid box body, fixedly connected with support column 11 on the lower surface of 1 direction of height of frame, and support column 11 is square post, and support column 11 is provided with four that are located 1 end angle of frame respectively. A maintenance door is rotatably connected to one side face where the height of the base 1 is located, a motor 12 is fixedly connected to the inside of the base 1, the motor 12 is used for providing power for the stamping machine, a gearbox 13 is arranged in the base 1, and an output shaft of the motor 12 is coaxially fixed with an input end of the gearbox 13.

As shown in fig. 1 and 2, the surface of the base 1 facing away from the supporting column 11 is connected with a rotating table 2 in a rotating manner, the rotating table 2 comprises a pressing plate 21, the pressing plate 21 is a circular disc, the surface of one end of the pressing plate 21 in the axial direction is in contact with the surface of the base 1 facing away from the supporting column 11, a transmission hole 211 is formed in the middle of the end surface of the pressing plate 21 in the axial direction, the axial line of the transmission hole 211 coincides with the axial line of the pressing plate 21, and the transmission hole 211 penetrates through the pressing plate 21. The output end of the gear box 13 is inserted into the transmission hole 211 and is fixedly connected with the pressure plate 21, and the pressure plate 21 is driven to rotate around the axis of the transmission hole 211. One end fixed connection that is close to frame 1 on the pressure disk 21 lateral surface carries thing dish 22, carries thing dish 22 and is the fixed ring of medial surface and the contact of pressure disk 21 lateral surface, carries thing dish 22 thickness and is less than pressure disk 21 thickness, carries thing dish 22 and is used for placing steel sleeve 6 and drives steel sleeve 6 motion, and steel sleeve 6's axis is parallel with the axis of carrying thing dish 22. The platen 21 and the carrier plate 22 both rotate in the counterclockwise direction. In other embodiments, the pressure plate 21 and the object plate 22 are respectively rotatably connected to the base 1 and are respectively provided with a driving mechanism for driving the same to rotate coaxially.

As shown in fig. 1 and 3, the adjusting device 3 is fixedly connected to the surface of the rotating platform 2 mounted on the base 1, the adjusting device 3 includes an adjusting plate 31, the adjusting plate 31 is a rectangular plate, one end of the adjusting plate 31 in the length direction is fixedly connected to the base 1, and one end of the adjusting plate 31 in the thickness direction faces the axis of the pressure plate 21. Adjusting holes 32 are formed in the surface, facing the pressure plate 21, of the adjusting plate 31, the adjusting holes 32 penetrate through two ends of the adjusting plate 31 in the thickness direction, and threads are arranged inside the adjusting holes 32. An adjusting rod 33 penetrates through the adjusting hole 32, the adjusting rod 33 is a screw rod, and the adjusting rod 33 is in threaded connection with the adjusting hole 32.

Be provided with mobile device 4 and stamping device 5 between pressure disk 21 and the regulating plate 31, mobile device 4 includes connecting body 41, and connecting body 41 shape is the cuboid box body, and connecting body 41 length direction is along the thickness direction of regulating plate 31, and connecting body 41 width direction is along the width direction of regulating plate 31, and connecting body 41 length direction's both ends are all opened.

The adjusting device 3 comprises a locking bolt 34, the locking bolt 34 is in threaded connection with the connecting body 41, and one end of the locking bolt 34 extends into the inner cavity of the connecting body 41.

The both ends of connector 41 width direction all fixedly connected with spacing arch 411, and spacing arch 411 is the rectangle arch, and the length direction of spacing arch 411 is along the length direction of connector 41.

As shown in fig. 1 and fig. 3, an adjusting bolt 412 in threaded connection with the limiting protrusion 411 is inserted through one end of the limiting protrusion 411 along the height direction of the connecting body 41, the adjusting bolts 412 are respectively disposed at two ends of the limiting protrusion 411 in the length direction, and a nut of the adjusting bolt 412 is located at one end facing away from the housing 1. The relative distance between the connection body 41 and the housing 1 in the vertical direction can be changed by rotating the adjustment bolt 412.

As shown in fig. 1 and 3, the base 1 is provided with two sets of guides 35, and the two sets of guides 35 are respectively disposed on two sides of the moving device 4 along the circumferential direction of the platen 21. Each set of guiding devices 35 comprises a stop plate 351 and two limiting plates 352, the stop plate 351 is arranged between the two limiting plates 352, the stop plate 351 is an L-shaped plate with an opening facing the machine base 1, and the two stop plates 351 in the two sets of guiding devices 35 are opposite in opening. The two end surfaces of the connecting body 41 in the width direction are respectively contacted with the opposite surfaces of the two baffle plates 351, the limiting protrusion 411 is positioned in the openings of the two baffle plates 351, and the baffle plates 351 limit the movement of the connecting body 41 in the width direction.

As shown in fig. 1 and 3, the limiting plate 352 is a rectangular plate, a limiting bolt 353 is threaded on the limiting plate 352, and one end of the limiting bolt 353, which penetrates through the limiting plate 352, can contact and press the limiting protrusion 411. The limiting bolt 353 can press the limiting protrusion 411 to prevent the connecting body 41 from moving toward or away from the pressure plate 21 after the connecting body 41 is positioned in the sliding groove.

The sliding body 42 is slidably connected to the inside of the connecting body 41, the sliding body 42 is a rectangular parallelepiped, and the sliding body 42 can slide along the length direction of the connecting body 41 inside the connecting body 41.

The fixed surface of slider 42 towards pressure disk 21 is connected with connecting plate 43, and connecting plate 43 is rectangular shaped plate, and the width direction of connecting body 41 is followed to the length direction of connecting plate 43, and the one end and the slider 42 fixed connection of connecting plate 43 thickness direction, connecting plate 43 have seted up on the surface of slider 42 dorsad and have connected the screw, connect the screw and be provided with two, two connection screws are located connecting plate 43 length direction's both ends respectively.

As shown in fig. 1 and 3, the imprinting device 5 is disposed at one end of the connecting plate 43 facing the platen 21, the imprinting device 5 includes a mounting plate 51, the mounting plate 51 is a rectangular plate, the length direction of the mounting plate 51 is along the length direction of the connecting plate 43, a mounting hole 511 is disposed on the surface of the mounting plate 51 facing away from the connecting plate 43, the mounting hole 511 is provided with two ends located at the length direction of the mounting plate 51, the mounting hole 511 is a waist-shaped hole disposed along the vertical direction in the length direction, a mounting bolt 512 penetrates through the mounting hole 511, and the mounting bolt 512 is in threaded connection with a connecting screw hole. The mounting plate 51 is slidable relative to the connection plate 43 along the longitudinal direction of the mounting hole 511, and when the mounting bolt 512 is tightened to apply pressure to the mounting plate 51, the relative position of the mounting plate 51 and the connection plate 43 is kept stable.

As shown in fig. 3 and 4, a clamping protrusion 52 is integrally formed on a surface of the mounting plate 51 facing away from the connecting plate 43, the clamping protrusion 52 is a rectangular protrusion, a length direction of the clamping protrusion 52 is along a length direction of the mounting plate 51, two clamping protrusions 52 are arranged at intervals in a vertical direction, and the clamping protrusion 52 is located between the two mounting holes 511. Fastening bolts 521 are arranged on the surface, facing away from the base 1, of the clamping protrusion 52, the number of the fastening bolts 521 is three, and the end, penetrating through the clamping protrusion 52, of each fastening bolt 521 is located between the two clamping protrusions 52.

As shown in fig. 3 and 4, a pressing head 53 and a pressing block 54 are detachably connected between the two clamping protrusions 52. The pressure head 53 has been seted up along mounting panel 51 length direction's one end and has been compressed tightly the groove, compresses tightly the groove and be rectangular groove, compresses tightly the groove and runs through pressure head 53 along mounting panel 51 length direction's both ends, compresses tightly the inslot and is provided with compact heap 54, compact heap 54 shape is the cuboid, compact heap 54 length direction is along the length direction who presss from both sides tight arch 52. Tightening the fastening bolt 521 applies pressure to the pressing block 54 and the pressing head 53, and the pressing head 53 and the pressing block 54 are firmly mounted between the clamping protrusions 52.

As shown in fig. 3 and 4, the pressing head 53 is shaped as a rectangular parallelepiped, one end of the pressing head 53, which faces away from the mounting plate 51, is provided with an arc end that is recessed towards one side of the mounting plate 51, an embossing protrusion 531 is fixedly arranged on an end surface of the arc end of the pressing head 53, the embossing protrusion 531 is located between the upper surface of the pressing plate 21 and the loading plate 22, and a distance from the arc end of the pressing head 53 to the outer side surface of the pressing plate 21 is the same as the outer diameter of the steel sleeve 6. The two ends of the arc end of the pressure head 53 along the length direction of the clamping bulge 52 are provided with chamfers, and the chamfers are convenient for guiding the steel bar sleeve 6 to be processed to enter between the pressure head 53 and the pressure plate 21.

As shown in fig. 1 and 3, a guide device 7 is fixedly connected to a surface of the base 1 on which the rotary table 2 is disposed, the guide device 7 is disposed on one side of the imprinting device 5 along the circumferential direction of the platen 21, and the guide device 7 includes a fixing rod 71 and a positioning rod 72.

As shown in fig. 3 and 5, the fixing rod 71 is a circular rod, one end of the fixing rod 71 facing away from the base 1 is fixedly connected with a sleeve guiding piece 74, the sleeve guiding piece 74 is an arc-shaped plate, a concave surface of the sleeve guiding piece 74 faces the pressure plate 21, a distance between a surface of the sleeve guiding piece 74 facing a center line of the pressure plate 21 and a side surface of the pressure plate 21 is gradually reduced to be equal to an outer diameter of the reinforcing steel bar sleeve 6, one end of the sleeve guiding piece 74 in a circumferential direction is fixedly connected to the fixing rod 71, the other end of the sleeve guiding piece is close to the pressure head 53, one end of the sleeve guiding piece 74 facing away from the pressure plate 21 is fixedly connected with a positioning nut 75, and the positioning nut 75 is disposed in the middle of the sleeve guiding piece 74 in the circumferential direction. The positioning rod 72 is a square rod, the positioning rod 72 is arranged between the fixing rod 71 and the pressure head 53, a tab bolt 73 penetrates through the positioning rod 72, and one end, facing the sleeve tab 74, of the tab bolt 73 is in threaded connection with a positioning nut 75. The distance between the sleeve guide piece 74 and the pressing plate 21 can be adjusted by rotating the guide piece bolt 73, and the sleeve guide piece 74 can guide the reinforcing steel bar sleeve 6 into the space between the pressing plate 21 and the pressing head 53.

As shown in fig. 1, the surface of the base 1 on which the platen 21 is disposed is fixedly connected with a work baffle 81, the work baffle 81 surrounds the center of the platen 21 to form a circular baffle plate with a diameter larger than the outer diameter of the object carrying tray 22, the work baffle 81 is provided with an opening, the opening is provided with two positions, the two positions of the opening are respectively located at two sides of the imprinting device 5 along the circumferential direction of the platen 21, one position of the opening is located at a position corresponding to the guiding device 7, and the other position of the opening is located at one side of the pressing plate 21 facing away from the guiding device 7 along the circumferential direction. Working baffle 81 blocks sleeve 6 on carrier tray 22 when carrier tray 22 rotates, and guides sleeve 6 to rotate along with carrier tray 22.

As shown in fig. 1, an arc-shaped blocking piece 821 is fixedly arranged on the working blocking piece 81 along the opening of the circumferential direction of the pressure plate 21, which is away from the guiding device 7, one end of the arc-shaped blocking piece 821, which is away from the working blocking piece 81, is in contact with the side surface of the pressure plate 21, and the concave surface of the arc-shaped blocking piece 821 is away from the axis of the pressure plate 21. The guide slot plate 822 is fixedly connected to two ends of the opening of the working separation blade 81, the guide slot plate 822 is a U-shaped plate with an upward opening, the guide slot plate is arranged obliquely, the length direction of the guide slot plate 822 is along the radial direction of the pressure plate 21, and one end of the guide slot plate 822 is connected with the arc-shaped separation blade 821. The arcuate stop 821 is used to guide the stamped steel sleeve 6 out of the tray 22, between the two slot guide plates 822, and finally out of the frame 1.

The implementation principle of the above embodiment is as follows: when the stamping operation is carried out, the steel bar sleeve 6 to be stamped is placed on the object carrying disc 22, the distance between the pressing head 53 and the pressing disc 21 on the stamping device 5 is adjusted, the stamping operation can be completed by the pressing head 53, and the connection stability of the pressing head 53 and the stability of the stamping device 5 are ensured. Adjusting the guide bolt 73 to make the sleeve guide 74 near the pressure head 53, starting the motor 12 to drive the rotating platform 2 to rotate, the object carrying tray 22 drives the steel sleeve 6 to be stamped to rotate, in the rotating process of the object carrying tray 22, the working baffle 81 blocks the steel sleeve 6, the steel sleeve 6 is prevented from falling from the object carrying tray 22, the steel sleeve 6 enters between the pressure head 53 and the pressure plate 21 through the sleeve guide 74, the content to be stamped is marked on the side surface of the steel sleeve 6 through the pressure between the pressure plate 21 and the pressure head 53, the stamping is completed, then the steel sleeve continues to rotate along with the object carrying tray 22, when the steel sleeve 6 contacts with the arc baffle 821, the steel sleeve 6 is separated from the object carrying tray 22 and enters between the two guide groove plates 822, and leaves the machine base 1, and the working process is completed.

If the steel bar sleeves 6 of different models need to be stamped, the adjusting rod 33 is rotated to enable the sliding body 42 and the connecting body 41 to slide relatively, and the distance between the pressure head 53 and the pressure plate 21 is changed to enable the pressure head to adapt to the steel bar sleeves 6 of different models; the mounting bolts 512 are unscrewed, so that the mounting plate 51 and the connecting plate 43 slide relatively, and the height of the pressure head 53 relative to the machine base 1 can be changed; the fastening bolt 521 is unscrewed, and a corresponding required chuck can be replaced, so that the imprinting requirements of the steel bar sleeves 6 of different models can be met.

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

Claims

1. A coining mill for steel bar sleeve, including frame (1), its characterized in that: frame (1) rotates and is connected with revolving stage (2), revolving stage (2) are including pressure disk (21) and carry thing dish (22), frame (1) is provided with impression device (5), impression device (5) are including pressure head (53) of stable connection on frame (1), pressure head (53) are set firmly impression arch (531) that are used for the impression towards the surface of pressure disk (21) central line, it remains the steel casing pipe (6) of processing to set up on thing dish (22) to carry, thing dish (22) drive steel casing pipe (6) remove the process during pressure head (53), pressure head (53) with pressure disk (21) compress tightly steel casing pipe (6), it is right steel casing pipe (6) carry out the impression.

2. A stamping press for steel casings as claimed in claim 1, wherein: the machine base (1) is fixedly provided with a guiding device (7), the guiding device (7) comprises a sleeve guiding piece (74), the sleeve guiding piece (74) can guide the reinforcing steel bar sleeve (6) to enter the pressure head (53) and the pressure plate (21), and the distance between one end, used for guiding, of the sleeve guiding piece (74) and the pressure plate (21) is adjustable.

3. A stamping press for steel casings as claimed in claim 1, wherein: the pressure head (53) face the surface of the pressure plate (21) is arranged to be an arc surface matched with the outer side surface of the pressure plate (21), and chamfers are arranged at two ends of the pressure head (53).

4. A stamping press for steel casings as claimed in claim 1, wherein: frame (1) stable connection has connecting plate (43), connecting plate (43) sliding connection has mounting panel (51), connecting plate (43) slip direction is followed frame (1) direction of height, pressure head (53) with mounting panel (51) stable connection.

5. A stamping press for steel casings as claimed in claim 4, wherein: the machine base (1) is stably connected with a connecting body (41), the connecting body (41) is connected with a sliding body (42) in a sliding mode, the sliding body (42) can be close to or far away from the central line of the pressure plate (21) in a sliding mode, and the connecting plate (43) is fixedly connected with the sliding body (42);

the machine base (1) is connected with an adjusting device (3), and the adjusting device (3) limits the connecting body (41) to slide.

6. A stamping press for steel casings as claimed in claim 5, wherein: adjusting device (3) including be fixed in regulating plate (31) of frame (1) and with regulating plate (31) threaded connection's regulation pole (33), adjust pole (33) and pass the one end of regulating plate (31) with slider (42) contact is supported and is pressed restriction slider (42) and slide along keeping away from pressure disk (21) central line direction, and adjusting device (3) include with connector (41) threaded connection and support locking bolt (34) of pressing with slider (42).

7. A stamping press for steel casings as claimed in claim 5, wherein: the connecting body (41) can be followed frame (1) surface slides, frame (1) has set firmly guider (35), guider (35) are used for guiding connecting body (41) are along being close to or keeping away from the direction slip of pressure disk (21) central line.

8. A stamping press for steel casings as claimed in claim 1, wherein: the machine base (1) is fixedly provided with a working blocking piece (81), and the working blocking piece (81) is arranged on the outer side of the object carrying disc (22).

9. A stamping press for steel casings as claimed in claim 8, wherein: an arc-shaped blocking piece (821) is fixedly arranged on the working blocking piece (81), one end of the arc-shaped blocking piece (821) is in contact with the side face of the pressing plate (21), and the arc-shaped blocking piece (821) is used for guiding the processed steel bar sleeve (6) to leave the object carrying plate (22).