CN220407015U - Fine casting mould for bucket tooth production - Google Patents

Abstract

The utility model discloses a precision casting mould for bucket tooth production, which comprises a base, a lower mould fixing mechanism, a lower mould, a support frame, a pushing cylinder, an upper mould fixing mechanism and an upper mould, wherein the lower mould fixing mechanism is arranged in the base; the lower die fixing mechanism comprises a fixed motor, a driving conical wheel, a driven conical wheel, a driving shaft and a fixing assembly. The utility model belongs to the technical field of excavator bucket tooth machining, and particularly provides a precision casting die for bucket tooth production, which is convenient to replace and install an upper die and a lower die conveniently.

Description

Fine casting mould for bucket tooth production

Technical Field

The utility model belongs to the technical field of excavator bucket tooth machining, and particularly relates to a precision casting mold for bucket tooth production.

Background

The excavator bucket tooth is an important and easy-to-consume component on the excavator, is similar to teeth of people, and is a combined bucket tooth consisting of a tooth holder and a tooth tip, and the tooth holder and the tooth tip are connected through a pin shaft. Because the worn and failed part of the bucket tooth is the tooth tip, the bucket tooth is only required to be replaced with the tip. In real casting, the excavator bucket tooth is generally provided with an upper die and a lower die which are buckled and then fixed, and casting is carried out.

The Chinese patent application No. 201921339963.9 provides a die pressing device for excavator bucket tooth production, and the die pressing device can be used for detaching and replacing an upper die and a lower die so as to facilitate the production of excavator bucket teeth with different sizes. However, the device has poor convenience in operation of the dismounting and mounting structure of the upper die and the lower die, and affects the production efficiency of the bucket tooth.

Disclosure of Invention

Aiming at the situation, in order to make up the existing defects, the utility model provides the fine casting die for producing the bucket teeth, which is convenient to replace and install the upper die and the lower die.

The utility model provides the following technical scheme: the utility model provides a precision casting mould for bucket tooth production, which comprises a base, a lower mould fixing mechanism, a lower mould, a support frame, a pushing cylinder, an upper mould fixing mechanism and an upper mould, wherein the lower mould fixing mechanism is arranged in the base; the lower die fixing mechanism comprises a fixing motor, a driving conical wheel, a driven conical wheel, a driving shaft and a fixing assembly, wherein the fixing motor is fixedly arranged on the inner bottom wall of the base, the driving conical wheel is arranged on an output shaft of the fixing motor, the driving shaft is rotationally arranged between two opposite inner walls of the base, the driven conical wheel is fixedly arranged in the middle of the driving shaft, the driven conical wheel is meshed with the driving conical wheel, the fixing assembly is arranged on the base, two groups of fixing assemblies are symmetrically arranged, and the two groups of fixing assemblies are respectively connected with two ends of the driving shaft.

For realizing the fixed of lower mould, fixed subassembly includes backup pad, screw sleeve, main fixing screw, slide bar and main fixed plate, the backup pad is fixed to be located on the base, screw sleeve rotates to be located in the backup pad, screw sleeve and drive epaxial fixed belt pulley one and the belt pulley two of being equipped with respectively, the cover is equipped with driving belt on belt pulley one and the belt pulley two, main fixing screw passes through the screw thread and links to each other with screw sleeve, the slide bar slides and locates in the backup pad, main fixed plate links to each other with main fixing screw and slide bar.

For further improving the fixed stability of lower mould, the both ends symmetry of main fixed plate is equipped with two sets of auxiliary fixing components, auxiliary fixing component includes curb plate, auxiliary screw and auxiliary fixing board, the curb plate links to each other perpendicularly with main fixed plate, auxiliary screw passes through the screw thread and links to each other with the curb plate, the direction spout has been seted up to the inboard of main fixed plate, in the direction spout was located in the one end block slip of auxiliary fixing board, auxiliary screw's free end rotates with auxiliary fixing board and links to each other.

For realizing the fixed mounting of last mould, go up mould fixed establishment and include mould fixed plate and go up mould fixed subassembly, go up mould fixed plate and promote the free end of cylinder and link to each other, be equipped with two fixed chambeies in the last mould fixed plate, two the intercommunication is equipped with the spring chamber between the fixed chambeies, install first reset spring in the spring chamber, go up mould fixed subassembly and be equipped with two groups, two groups go up mould fixed subassembly and install respectively in two fixed chambeies, two groups go up mould fixed subassembly and link to each other with first reset spring's both ends respectively, the mounting groove has been seted up to the lower surface of last mould fixed plate, upward be equipped with the connection spout in the mould fixed plate, the fixed chamber passes through connection spout and mounting groove intercommunication, go up mould fixed subassembly's one end and run through in the connection spout extends to the mounting groove, the upper end of going up the mould is equipped with the connecting plate, set up fixed recess on the lateral wall of connecting plate, go up mould fixed subassembly and fixed recess adaptation.

Further, go up fixed subassembly of mould includes slip post, application of force head, drive plate, loop bar, sleeve, second reset spring, drive connecting rod, fixed push pedal and fixed pin board, the promotion spout has been seted up on the lateral wall in fixed chamber, slip post block slides and locates in the promotion spout, application of force head, drive plate link to each other with the both ends of slip post respectively, on the interior roof in fixed chamber was located to the loop bar, the sleeve cover is located on the loop bar, telescopic lower extreme links to each other with the drive plate, second reset spring cover is located on loop bar and the sleeve, the both ends of second reset spring link to each other with interior roof and the drive plate in fixed chamber respectively, fixed push pedal slides and locates between roof and the diapire in fixed chamber, the both ends of drive connecting rod are articulated the connection with one side lower extreme of drive plate and fixed push pedal respectively, fixed pin board links to each other with fixed push pedal, fixed pin board slides and locates in the spout, fixed pin board and the fixed recess adaptation of connecting plate.

Preferably, the top wall and the bottom wall of the fixed cavity are correspondingly provided with limiting sliding grooves, and two ends of the fixed push plate are respectively clamped and slidably arranged in the two groups of limiting sliding grooves.

The beneficial effects obtained by the utility model by adopting the structure are as follows: according to the precision casting mold for producing the bucket teeth, provided by the utility model, the lower mold and the upper mold are respectively disassembled and assembled conveniently through the arrangement of the lower mold fixing mechanism and the upper mold fixing mechanism, so that the integral use convenience of the mold is improved, and the processing efficiency of different bucket teeth can be effectively improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is a schematic view of an auxiliary fixing assembly according to the present utility model;

fig. 4 is a schematic view of the internal structure of the upper die fixing mechanism of the present utility model.

Wherein 1, the base, 2, lower mould fixed establishment, 3, the lower mould, 4, the support frame, 5, promote the cylinder, 6, upper mould fixed establishment, 7, the upper mould, 8, fixed motor, 9, driving cone pulley, 10, driven cone pulley, 11, the drive shaft, 12, backup pad, 13, screw sleeve, 14, main fixed screw, 15, slide bar, 16, main fixed plate, 17, driving belt, 18, curb plate, 19, auxiliary screw, 20, auxiliary fixed plate, 21, guide chute, 22, upper mould fixed plate, 23, fixed chamber, 24, spring chamber, 25, first reset spring, 26, connecting plate, 27, sliding column, 28, force application head, 29, driving plate, 30, loop bar, 31, sleeve, 32, second reset spring, 33, driving connecting rod, 34, fixed push plate, 35, fixed pin plate, 36, promotion chute, 37, limit chute, 38, mounting groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

As shown in fig. 1 and 2, the embodiment provides a precision casting mold for producing bucket teeth, which comprises a base 1, a lower die fixing mechanism 2, a lower die 3, a support frame 4, a pushing cylinder 5, an upper die fixing mechanism 6 and an upper die 7, wherein the lower die fixing mechanism 2 is arranged in the base 1, the lower die 3 is arranged on the lower base 1 through the lower die fixing mechanism 2, the support frame 4 is fixedly arranged on the base 1, the pushing cylinder 5 is arranged at the upper end of the support frame 4, the upper die fixing mechanism 6 is connected with the free end of the pushing cylinder 5, the upper die 7 is connected with the upper die fixing mechanism 6, and the convenient fixed and detachable installation of the upper die 7 and the lower die 3 are respectively met through the arrangement of the upper die fixing mechanism 6 and the lower die fixing mechanism 2, so that the casting requirements of different bucket teeth can be more efficiently met; the lower die fixing mechanism 2 comprises a fixing motor 8, a driving conical wheel 9, a driven conical wheel 10, a driving shaft 11 and fixing components, wherein the fixing motor 8 is fixedly arranged on the inner bottom wall of the base 1, the driving conical wheel 9 is arranged on an output shaft of the fixing motor 8, the driving shaft 11 is rotationally arranged between two opposite inner walls of the base 1, the driven conical wheel 10 is fixedly arranged in the middle of the driving shaft 11, the driven conical wheel 10 is meshed with the driving conical wheel 9, the fixing components are arranged on the base 1, two groups of fixing components are symmetrically arranged, the two groups of fixing components are respectively connected with two ends of the driving shaft 11, and the lower die 3 is stably and fixedly installed through the two groups of fixing components; the fixing component comprises a supporting plate 12, a threaded sleeve 13, a main fixing screw 14, a sliding rod 15 and a main fixing plate 16, wherein the supporting plate 12 is fixedly arranged on the base 1, the threaded sleeve 13 is rotationally arranged on the supporting plate 12, a belt pulley I and a belt pulley II are respectively fixedly arranged on the threaded sleeve 13 and the driving shaft 11, a driving belt 17 is sleeved on the belt pulley I and the belt pulley II, the main fixing screw 14 is connected with the threaded sleeve 13 through threads, the sliding rod 15 is slidingly arranged on the supporting plate 12, the main fixing plate 16 is connected with the main fixing screw 14 and the sliding rod 15, and the clamping and fixing of the lower die 3 can be realized under the matching action of the two groups of main fixing plates 16.

Specifically, referring to fig. 2 and 3, in this embodiment, two sets of auxiliary fixing components are symmetrically disposed at two ends of the main fixing plate 16, each auxiliary fixing component includes a side plate 18, an auxiliary screw 19 and an auxiliary fixing plate 20, the side plate 18 is vertically connected with the main fixing plate 16, the auxiliary screw 19 is connected with the side plate 18 through threads, a guiding chute 21 is provided at an inner side of the main fixing plate 16, one end of the auxiliary fixing plate 20 is clamped and slidingly disposed in the guiding chute 21, a free end of the auxiliary screw 19 is rotationally connected with the auxiliary fixing plate 20, and the auxiliary fixing plate 20 can be driven to move under the action of the guiding chute 21, so that the lower die 3 is stably clamped and fixed from two sides.

Specifically, referring to fig. 2 and 4, in this embodiment, the upper die fixing mechanism 6 includes an upper die fixing plate 22 and an upper die 7 fixing assembly, the upper die fixing plate 22 is connected with a free end of the pushing cylinder 5, two fixing cavities 23 are arranged in the upper die fixing plate 22, a spring cavity 24 is communicated between the two fixing cavities 23, a first reset spring 25 is installed in the spring cavity 24, two groups of upper die 7 fixing assemblies are arranged in the two fixing cavities 23 respectively, two groups of upper die 7 fixing assemblies are connected with two ends of the first reset spring 25 respectively, a mounting groove 38 is formed in the lower surface of the upper die fixing plate 22, a connecting chute is arranged in the upper die fixing plate 22, the fixing cavity 23 is communicated with the mounting groove 38 through the connecting chute, one end of the upper die 7 fixing assembly extends into the mounting groove 38, a connecting plate 26 is arranged at the upper end of the upper die 7, a fixing groove is formed in the side wall of the connecting plate 26, the upper die 7 fixing assembly is matched with the fixing groove, and the upper die 7 can be conveniently and conveniently detached and mounted through the cooperation of the upper die 7 fixing assemblies and the groove; the upper die 7 fixing assembly comprises a sliding column 27, a force application head 28, a driving plate 29, a sleeve rod 30, a sleeve 31, a second reset spring 32, a driving connecting rod 33, a fixed push plate 34 and a fixed pin plate 35, wherein a pushing chute 36 is formed in the side wall of the fixed cavity 23, the sliding column 27 is clamped and slidingly arranged in the pushing chute 36, the force application head 28 and the driving plate 29 are respectively connected with two ends of the sliding column 27, the sleeve rod 30 is arranged on the inner top wall of the fixed cavity 23, the sleeve rod 30 is sleeved with the sleeve rod 31, the lower end of the sleeve rod 31 is connected with the driving plate 29, the second reset spring 32 is sleeved with the sleeve rod 30 and the sleeve 31, two ends of the second reset spring 32 are respectively connected with the inner top wall of the fixed cavity 23 and the driving plate 29, the fixed push plate 34 is slidingly arranged between the top wall and the bottom wall of the fixed cavity 23, two ends of the driving connecting rod 33 are respectively hinged with one side lower end of the driving plate 29 and the fixed push plate 34, the fixed pin plate 35 is connected with the fixed push plate 34, the fixed pin plate 35 is slidingly arranged in the chute, the fixed pin plate 35 is matched with the fixed groove of the connecting plate 26, and the fixed pin plate 35 can be stably and fixedly arranged on the connecting plate 7 under the action of the first reset spring 25 and the second reset spring 32 and the second reset spring, and the fixed plate can be stably and fixedly arranged on the connecting plate 7 in the die; limiting sliding grooves 37 are correspondingly formed in the top wall and the bottom wall of the fixed cavity 23, and two ends of the fixed push plate 34 are respectively clamped and slidably arranged in the two groups of limiting sliding grooves 37.

When the lower die 3 is particularly used, the lower die 3 is placed on the base 1, when the fixed motor 8 is started to rotate positively, the fixed motor 8 drives the driving conical wheel 9 to rotate, the driving shaft 11 is driven to rotate under the meshing action of the driving conical wheel 9 and the driven conical wheel 10, the threaded sleeve 13 is driven to rotate through the transmission of the driving belt 17, the main fixing screw 14 moves along the threaded sleeve 13, the main fixing screw 14 drives the main fixing plate 16 to clamp and fix the dies from the left side and the right side under the matching action of the slide bar 15, and then the auxiliary fixing plate 20 can be driven to clamp and fix the lower die 3 from the front side and the rear side under the matching action of the guide slide groove 21 through the rotation of the auxiliary screw 19, so that the clamping and fixed installation of the lower die 3 is ensured, and the lower die 3 can be disassembled when the fixed motor 8 is started to rotate reversely; then, the force application head 28 is pulled upwards, the force application head 28 drives the driving plate 29 to move through the sliding column 27, the driving plate 29 applies force to the fixed push plate 34 through the driving connecting rod 33, the fixed push plate 34 drives the fixed pin plate 35 to slide along the connecting sliding groove, the fixed pin plate 35 moves out of the mounting groove 38, the connecting plate 26 of the upper die 7 is mounted in the mounting groove 38, the force application head 28 is loosened, and stable and fixed mounting of the upper die 7 can be realized under the action of the first reset spring 25 and the second reset spring 32.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a bucket tooth production is with smart mould utensil which characterized in that: the device comprises a base, a lower die fixing mechanism, a lower die, a supporting frame, a pushing cylinder, an upper die fixing mechanism and an upper die, wherein the lower die fixing mechanism is arranged in the base; the lower die fixing mechanism comprises a fixing motor, a driving conical wheel, a driven conical wheel, a driving shaft and a fixing assembly, wherein the fixing motor is fixedly arranged on the inner bottom wall of the base, the driving conical wheel is arranged on an output shaft of the fixing motor, the driving shaft is rotationally arranged between two opposite inner walls of the base, the driven conical wheel is fixedly arranged in the middle of the driving shaft, the driven conical wheel is meshed with the driving conical wheel, the fixing assembly is arranged on the base, two groups of fixing assemblies are symmetrically arranged, and the two groups of fixing assemblies are respectively connected with two ends of the driving shaft.

2. The precision casting die for producing bucket teeth according to claim 1, wherein: the fixing assembly comprises a supporting plate, a threaded sleeve, a main fixing screw rod, a sliding rod and a main fixing plate, wherein the supporting plate is fixedly arranged on a base, the threaded sleeve is rotationally arranged on the supporting plate, a first belt pulley and a second belt pulley are respectively fixedly arranged on the threaded sleeve and a driving shaft, a driving belt is sleeved on the first belt pulley and the second belt pulley, the main fixing screw rod is connected with the threaded sleeve through threads, the sliding rod is slidingly arranged on the supporting plate, and the main fixing plate is connected with the main fixing screw rod and the sliding rod.

3. A precision casting mould for producing bucket teeth according to claim 2, characterized in that: the utility model discloses a fixing device for a motor vehicle, including main fixed plate, auxiliary fixed plate, guide chute, auxiliary fixed plate's one end block is slided and is located in the guide chute, auxiliary fixed plate's free end rotates with auxiliary fixed plate and links to each other, the both ends symmetry of main fixed plate is equipped with two sets of auxiliary fixed components, auxiliary fixed component includes curb plate, auxiliary screw and auxiliary fixed plate, the curb plate links to each other perpendicularly with main fixed plate, auxiliary screw passes through the screw thread and links to each other with the curb plate, the guide chute has been seted up to the inboard of main fixed plate, the one end block of auxiliary fixed plate is slided and is located in the guide chute, auxiliary screw's free end rotates with auxiliary fixed plate and links to each other.

4. The precision casting die for producing bucket teeth according to claim 1, wherein: the upper die fixing mechanism comprises an upper die fixing plate and an upper die fixing assembly, the upper die fixing plate is connected with the free end of the pushing cylinder, two fixing cavities are formed in the upper die fixing plate, a spring cavity is formed in the upper die fixing plate in a communicating mode, a first reset spring is arranged in the spring cavity, the upper die fixing assembly is provided with two groups, the upper die fixing assembly is respectively arranged in the two fixing cavities, the two groups of the upper die fixing assembly are respectively connected with two ends of the first reset spring, a mounting groove is formed in the lower surface of the upper die fixing plate, a connecting sliding groove is formed in the upper die fixing plate, the fixing cavities are communicated with the mounting groove through the connecting sliding groove, one end of the upper die fixing assembly penetrates through the connecting sliding groove to extend into the mounting groove, a connecting plate is arranged at the upper end of the upper die, a fixing groove is formed in the side wall of the connecting plate, and the upper die fixing assembly is matched with the fixing groove.

5. The fine casting die for producing bucket teeth according to claim 4, wherein: the upper die fixing assembly comprises a sliding column, a force application head, a driving plate, a loop bar, a sleeve, a second reset spring, a driving connecting rod, a fixing push plate and a fixing pin plate, wherein a pushing chute is formed in the side wall of the fixing cavity, the sliding column is clamped and slidingly arranged in the pushing chute, the force application head and the driving plate are respectively connected with two ends of the sliding column, the loop bar is arranged on the inner top wall of the fixing cavity, the sleeve is sleeved on the loop bar, the lower end of the sleeve is connected with the driving plate, the second reset spring is sleeved on the loop bar and the sleeve, two ends of the second reset spring are respectively connected with the inner top wall of the fixing cavity and the driving plate, the fixing push plate is slidingly arranged between the top wall and the bottom wall of the fixing cavity, two ends of the driving connecting rod are respectively hinged with one side lower end of the driving plate and the fixing push plate, the fixing pin plate is connected with the fixing push plate, the fixing pin plate is slidingly arranged in the chute, and the fixing pin plate is matched with the fixing groove of the connecting plate.

6. The fine casting mold for producing bucket teeth according to claim 5, wherein: limiting sliding grooves are correspondingly formed in the top wall and the bottom wall of the fixed cavity, and two ends of the fixed push plate are respectively clamped and slidably arranged in the two groups of limiting sliding grooves.