CN218321488U

CN218321488U - Tool for heat treatment of steel castings

Info

Publication number: CN218321488U
Application number: CN202222746888.6U
Authority: CN
Inventors: 归惠清
Original assignee: Nantong Juxing Casting And Forging Co ltd
Current assignee: Nantong Juxing Casting And Forging Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-01-17
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to a sand casting field, specific frock is used in steel casting heat treatment that says so, include: a first case; the automatic clamping mechanism is used for automatically clamping the workpiece and is arranged at the top of the first box body; through setting up automatic fixture, when carrying out automatic centre gripping to the work piece, servo motor drives the connecting rod and rotates the connecting rod and drive the driving gear and rotate when the pivoted, it rotates to be connected the drive bull stick of driving through the meshing of driving gear and driven gear, it unreels or the rolling to drive a wind-up roll, take-up or relax the slide, thereby drive connecting plate and grip block inwards or outwards move the purpose, and through the design of initiative pulley and driven pulley, can drive the initiative pulley in step when the connecting rod rotates and rotate, the initiative pulley is connected through drive belt's transmission with driven pulley and is driven another wind-up roll and rotate.

Description

Tool for heat treatment of steel castings

Technical Field

The utility model relates to a sand casting field, very much relate to frock for steel casting heat treatment.

Background

Steel castings are often heat treated in a sand casting process, sand casting refers to a casting method for producing castings in sand, and steel, iron and most nonferrous alloy castings can be obtained by the sand casting method;

after retrieval, for example, the tool for heat treatment of sand casting stainless steel castings (publication number: CN 215431502U) disclosed in the granted patent of china, the utility model drives the rotating rod to rotate by manually rotating the handle, and drives the clamping plate to clamp the formed workpiece, but the manual clamping method has the following problems:

1. because the manpower is limited, the clamping plate cannot be used for fully clamping the workpiece when the workpiece is clamped by manual rotation of a worker, and the workpiece is easy to loosen during clamping;

2. because of this mode adopts manual centre gripping, need one hand to support holding device itself when to the work piece centre gripping, the handle drive bull stick is continued to rotate in another hand drives the grip block and to the work piece centre gripping, not only leads to the centre gripping inseparable easily, and has increased staff's intensity of labour.

Therefore, a tool for heat treatment of steel castings has been proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a following technical scheme realizes above-mentioned purpose, frock for steel casting heat treatment, include: a first case; the automatic clamping mechanism is used for automatically clamping the workpiece and is arranged at the top of the first box body; the automatic clamping mechanism comprises a clamping assembly and an automatic driving assembly, the clamping assembly used for clamping the workpiece is mounted at the top of the first box body, and the automatic driving assembly used for driving the clamping assembly to automatically clamp is mounted in an inner cavity of the first box body.

Preferably, the centre gripping subassembly includes the second box with first box top intercommunication, the inner chamber fixedly connected with slide bar of second box, the top fixedly connected with riser of second box inner chamber, and the bottom of riser runs through the second box and extends to the top of first box inner chamber, the equal slidable mounting in both sides on slide bar surface has the slide, fixedly connected with reset spring between slide and the riser, reset spring cover locates the surface of slide bar, two the top fixedly connected with connecting plate of slide, two the top of connecting plate all runs through the second box and extends to the top of second box, and the equal fixedly connected with grip block in top of the adjacent one side of two connecting plates, can carry out the centre gripping to the work piece when the work piece is thermal treatment, the staff of being convenient for to work piece adjustment position or place, the mesh of taking out.

Preferably, the movable openings are formed in two sides of the top of the second box body, and the top of the connecting plate penetrates through the movable openings and is in sliding connection with the movable openings.

Preferably, the automatic driving assembly comprises a mounting groove arranged at the top of the first box body, two winding rollers are arranged on one side of the inner cavity of the mounting groove, a steel cable is wound on the surface of each winding roller, and the steel cable is fixedly connected with one end of each winding roller, far away from the corresponding winding roller, of each sliding plate, so that the two sliding plates can be pulled to move inwards or outwards to clamp a workpiece.

Preferably, the equal fixed mounting in bottom of riser both sides has the backing roll, the one end that the wind-up roll was kept away from to the cable wire passes backing roll and slide fixed connection, can slide the support to the cable wire, avoids the direct edge department contact with first box and second box of cable wire, leads to wearing and tearing or cracked condition to appear in the cable wire.

Preferably, two the inner chamber of wind-up roll all runs through and installs the bull stick, the bull stick passes through the bearing rotation with the inner wall of mounting groove and is connected, wherein, one the output on the surface of bull stick runs through first box and extends to the inner chamber of mounting groove, servo motor's output fixedly connected with connecting rod, the one end fixedly connected with driving gear of servo motor output is kept away from to the connecting rod, the driving gear is connected with driven gear meshing, can automize and drive the cable wire and carry out the rolling or unreel, does not need staff manually operation's purpose.

Preferably, the surface cover of connecting rod is equipped with initiative belt pulley, and another the surface cover of bull stick is equipped with driven belt pulley, the surface of driven belt pulley is around being equipped with driving belt, initiative belt pulley and driven belt pulley pass through driving belt transmission and are connected, can make two wind-up rolls opposite rotation, make two wind-up rolls drive the synchronous inward or outward rotation of cable wire mesh.

Preferably, the sliding grooves are formed in the two sides of the bottom of the inner cavity of the second box body, the sliding blocks are fixedly connected to the bottom of the sliding plate, and the sliding grooves are connected with the sliding blocks in a sliding mode.

Preferably, the bottom fixedly connected with first in command of first box, the bottom fixedly connected with second in command of first box one side can make things convenient for the staff to take this device, carries out the purpose of centre gripping to the work piece.

Preferably, the switch is installed on the inner side wall of the first handle, and an electrical output end of the switch is electrically connected with an electrical input end of the servo motor through a wire.

The utility model has the advantages that:

1. through the arrangement of the automatic clamping mechanism, when a workpiece is automatically clamped, the servo motor drives the connecting rod to rotate, the connecting rod drives the driving gear to rotate while rotating, the driving gear is meshed with the driven gear to drive the rotating rod to rotate, one winding roller is driven to unreel or wind a steel cable, and the sliding plate is tensioned or loosened, so that the connecting plate and the clamping plate are driven to move inwards or outwards;

2. by arranging the reset spring and the vertical plate, when the two sliding plates move inwards to clamp a workpiece, the elastic support of the reset spring is used for buffering the movement of the sliding plates, so that the situation that the workpiece is damaged due to collision between the clamping plate and the workpiece caused by too high speed is avoided, and the two sliding plates can be driven to automatically reset without manual adjustment of a worker when the workpiece is released;

3. through setting up the backing roll, when the cable wire carries out the rolling or unreels, make the cable wire slide on the surface of backing roll, carry out spacing protection to the cable wire, played and to have been convenient for avoid the cable wire when the rolling or unreel direct with the edge contact of first box and second box, appear wearing and tearing at long-time during operation at the cable wire, lead to the cracked condition to appear in the cable wire.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the second case of the present invention;

FIG. 3 is a schematic cross-sectional view of the first case of the present invention;

fig. 4 is an enlarged view of region a in fig. 3.

In the figure: 1. a first case; 2. an automated clamping mechanism; 21. a clamping assembly; 211. a second case; 212. a slide bar; 213. a return spring; 214. a slide plate; 215. a movable opening; 216. a connecting plate; 217. a clamping plate; 22. an automated drive assembly; 221. mounting grooves; 222. a support roller; 223. a wind-up roll; 224. a steel cord; 225. a rotating rod; 226. a driven gear; 227. a servo motor; 228. a connecting rod; 229. a driving gear; 2210. an active pulley; 2211. a driven pulley; 2212. a drive belt; 3. a first handle; 4. a second handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the specific implementation: as shown in fig. 1 to 4, the tool for heat treatment of steel castings comprises: a first case 1; the automatic clamping mechanism 2 is used for automatically clamping the workpiece, and the automatic clamping mechanism 2 is arranged at the top of the first box body 1; the automatic clamping mechanism 2 comprises a clamping component 21 and an automatic driving component 22, the clamping component 21 for clamping the workpiece is arranged at the top of the first box body 1, and the automatic driving component 22 for driving the clamping component 21 to automatically clamp is arranged in the inner cavity of the first box body 1; the bottom of the first box body 1 is fixedly connected with a first handle 3, and the bottom of one side of the first box body 1 is fixedly connected with a second handle 4; the switch is installed on the inner side wall of the first handle 3, and the electrical output end of the switch is electrically connected with the electrical input end of the servo motor 227 through a wire.

As shown in fig. 1-4, the clamping assembly 21 includes a second box 211 communicated with the top of the first box 1, a sliding rod 212 is fixedly connected to an inner cavity of the second box 211, a vertical plate is fixedly connected to the top of the inner cavity of the second box 211, and the bottom of the vertical plate penetrates through the second box 211 and extends to the top of the inner cavity of the first box 1, sliding plates 214 are slidably mounted on both sides of a surface of the sliding rod 212, when the two sliding plates 214 move inward to clamp a workpiece, the movement of the sliding plates 214 is buffered by an elastic support of a return spring 213, so as to avoid collision between the clamping plate 217 and the workpiece due to an excessive speed, and damage to the workpiece occurs, and when the workpiece is loosened, the two sliding plates 214 can be driven to automatically reset without manual adjustment of a worker, the return spring 213 is fixedly connected between the sliding plates 214 and the vertical plate, the return spring 213 is sleeved on the surface of the sliding rod 212, connecting plates 216 are fixedly connected to the tops of the two sliding plates 214, the tops of the two connecting plates 216 both penetrate through the second box 211 and extend to the top of the second box 211, and the tops of adjacent sides of the two connecting plates 216 are fixedly connected to the clamping plate 217; the two sides of the top of the second box body 211 are both provided with a movable opening 215, and the tops of the two connecting plates 216 both penetrate through the movable opening 215 and are in sliding connection with the movable opening 215; the spout has all been seted up to the both sides of second box 211 inner chamber bottom, the bottom fixedly connected with slider of slide 214, and spout and slider sliding connection.

As shown in fig. 1-4, the automatic driving assembly 22 includes a mounting groove 221 opened at the top of the first box 1, two winding rollers 223 are disposed at one side of an inner cavity of the mounting groove 221, a steel cable 224 is wound around the surfaces of the two winding rollers 223, and one ends of the two steel cables 224 far away from the winding rollers 223 are fixedly connected to one sides of the two sliding plates 214; the supporting rollers 222 are fixedly mounted at the bottoms of the two sides of the vertical plate, one end, far away from the winding roller 223, of the steel cable 224 penetrates through the supporting rollers 222 to be fixedly connected with the sliding plate 214, when the steel cable 224 is wound or unwound, the steel cable 224 slides on the surfaces of the supporting rollers 222 to limit and protect the steel cable 224, and therefore the situation that the steel cable 224 is broken due to abrasion of the steel cable 224 when the steel cable 224 is wound or unwound because the steel cable 224 is directly contacted with corners of the first box body 1 and the second box body 211 when the steel cable 224 is wound or unwound can be conveniently avoided; inner cavities of the two winding rollers 223 are respectively provided with a rotating rod 225 in a penetrating manner, the rotating rods 225 are rotatably connected with the inner wall of the mounting groove 221 through bearings, wherein a driven gear 226 is sleeved on the surface of one rotating rod 225, a servo motor 227 is mounted at the top of the front side of the first box body 1, the output end of the servo motor 227 penetrates through the first box body 1 and extends to the inner cavity of the mounting groove 221, the output end of the servo motor 227 is fixedly connected with a connecting rod 228, one end, far away from the output end of the servo motor 227, of the connecting rod 228 is fixedly connected with a driving gear 229, and the driving gear 229 is meshed with the driven gear 226; a driving belt pulley 2210 is sleeved on the surface of the connecting rod 228, a driven belt pulley 2211 is sleeved on the surface of the other rotating rod 225, a transmission belt 2212 is wound on the surface of the driven belt pulley 2211, and the driving belt pulley 2210 and the driven belt pulley 2211 are in transmission connection through the transmission belt 2212; the servo motor 227 drives the connecting rod 228 to rotate, the connecting rod 228 drives the driving gear 229 to rotate while rotating, the driving gear 229 is meshed with the driven gear 226 to drive the rotating rod 225 to rotate, one winding roller 223 is driven to unwind or wind the steel cable 224, the sliding plate 214 is tightened or loosened, the connecting plate 216 and the clamping plate 217 are driven to move inwards or outwards, the driving belt pulley 2210 and the driven belt pulley 2211 are designed, the driving belt pulley 2210 can be synchronously driven to rotate when the connecting rod 228 rotates, the driving belt pulley 2210 and the driven belt pulley 2211 are connected through the transmission of the transmission belt 2212 to drive the other winding roller 223 to rotate, and the two connecting plates 216 and the clamping plate 217 are driven to clamp a workpiece through the synchronous inward or outward rotation of the two winding rollers 223.

The utility model discloses when carrying out automatic centre gripping to the work piece, servo motor 227 drives connecting rod 228 and rotates connecting rod 228 and drive driving gear 229 and rotate in the pivoted, it rotates to be connected drive bull stick 225 through driving gear 229 and driven gear 226's meshing, it unreels or the rolling to drive a wind-up roll 223 to cable wire 224, take-up or relax slide 214, thereby drive connecting plate 216 and grip block 217 inwards or outwards move the purpose, and through the design of initiative pulley 2210 with driven pulley 2211, can drive initiative pulley 2210 in step when connecting rod 228 rotates and rotate, initiative pulley 2210 is connected with driven pulley 2211 and is driven another wind-up roll 223 through the transmission of driving belt 2212 and rotates, inwards or outwards rotate in step through two wind-up rolls 223, drive two connecting plates 216 and grip block 217 and carry out the centre gripping to the work piece, can automize and press from both sides the work piece, do not need the manual rotation of staff to carry out driven purpose.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Frock is used in steel casting heat treatment, its characterized in that includes:

a first case (1);

the automatic clamping mechanism (2) is used for automatically clamping the workpiece, and the automatic clamping mechanism (2) is arranged at the top of the first box body (1); wherein the content of the first and second substances,

the automatic clamping mechanism (2) comprises a clamping component (21) and an automatic driving component (22), the clamping component (21) used for clamping the workpiece is arranged at the top of the first box body (1), and the automatic driving component (22) used for driving the clamping component (21) to automatically clamp is arranged in an inner cavity of the first box body (1).

2. The tool for heat treatment of steel castings according to claim 1, characterized in that: centre gripping subassembly (21) include with second box (211) of first box (1) top intercommunication, the inner chamber fixedly connected with slide bar (212) of second box (211), the top fixedly connected with riser of second box (211) inner chamber, and the bottom of riser runs through second box (211) and extends to the top of first box (1) inner chamber, the equal slidable mounting in both sides on slide bar (212) surface has slide (214), fixedly connected with reset spring (213) between slide (214) and the riser, the surface of slide bar (212) is located to reset spring (213) cover, two the top fixedly connected with connecting plate (216) of slide (214), two the top of connecting plate (216) all runs through second box (211) and extends to the top of second box (211), and the equal fixedly connected with grip block (217) in top of the adjacent one side of two connecting plates (216).

3. The tool for heat treatment of steel castings according to claim 2, characterized in that: the both sides at second box (211) top have all been seted up activity mouth (215), two the top of connecting plate (216) all runs through activity mouth (215) and with activity mouth (215) sliding connection.

4. The tool for heat treatment of steel castings according to claim 2, characterized in that: the automatic driving assembly (22) comprises a mounting groove (221) formed in the top of the first box body (1), two winding rollers (223) are arranged on one side of the inner cavity of the mounting groove (221), the surfaces of the winding rollers (223) are provided with steel cables (224) in a winding mode, and the steel cables (224) are fixedly connected with one ends of the two sliding plates (214) far away from one ends of the winding rollers (223).

5. The tool for heat treatment of steel castings according to claim 4, characterized in that: supporting rollers (222) are fixedly mounted at the bottoms of two sides of the vertical plate, and one end, far away from the winding roller (223), of the steel cable (224) penetrates through the supporting rollers (222) to be fixedly connected with the sliding plate (214).

6. The tool for heat treatment of steel castings according to claim 5, characterized in that: two the inner chamber of wind-up roll (223) all runs through and installs bull stick (225), bull stick (225) passes through the bearing rotation with the inner wall of mounting groove (221) and is connected, wherein, one the surface cover of bull stick (225) is equipped with driven gear (226), servo motor (227) are installed at the top of first box (1) front side, the output of servo motor (227) runs through first box (1) and extends to the inner chamber of mounting groove (221), the output fixedly connected with connecting rod (228) of servo motor (227), the one end fixedly connected with driving gear (229) of servo motor (227) output is kept away from in connecting rod (228), driving gear (229) are connected with driven gear (226) meshing.

7. The tool for heat treatment of steel castings according to claim 6, characterized in that: the surface cover of connecting rod (228) is equipped with initiative belt pulley (2210), another the surface cover of bull stick (225) is equipped with driven belt pulley (2211), the surface of driven belt pulley (2211) is around being equipped with driving belt (2212), initiative belt pulley (2210) is connected through driving belt (2212) transmission with driven belt pulley (2211).

8. The tool for heat treatment of steel castings according to claim 2, characterized in that: the sliding grooves are formed in the two sides of the bottom of the inner cavity of the second box body (211), the sliding blocks are fixedly connected to the bottom of the sliding plate (214), and the sliding grooves are connected with the sliding blocks in a sliding mode.

9. The tool for heat treatment of steel castings according to claim 1, characterized in that: the bottom of the first box body (1) is fixedly connected with a first handle (3), and the bottom of one side of the first box body (1) is fixedly connected with a second handle (4).

10. The tool for heat treatment of steel castings according to claim 9, characterized in that: the switch is installed on the inner side wall of the first handle (3), and the electrical output end of the switch is electrically connected with the electrical input end of the servo motor (227) through a wire.