Tool special for machine tool casting

Abstract

The utility model discloses a special tool for machine tool castings, which relates to the technical field of casting processing and comprises a workbench, a pair of clamps used for clamping the castings is arranged above the workbench, a conveyor belt is arranged above the workbench, a first baffle and a second baffle are respectively arranged on two sides of the conveyor belt, and the first baffle and the second baffle are arranged on the workbench. An aligning unit for driving the first baffle and the second baffle to get close to each other at equal intervals is arranged below the workbench, a casting is conveyed to the central axis of the pair of clamps in a centered state through the aligning unit, in the equipment, the casting can automatically move to the central area of the two clamps, the clamping task is carried out, and the casting aligning and clamping efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to foundry technology field, concretely is a special frock of machine tool foundry. BACKGROUND

[0002] Foundry is the metal molding article obtained by various casting methods, that is, the liquid metal after smelting is poured, pressure injection, suction or other pouring methods into the pre-prepared mold, and after cooling, the subsequent processing means such as polishing, the obtained object with certain shape, size and performance. The processed foundry needs to be checked by using the fixture for the size and smoothness of the upper end, so that it can be put into use after reaching a certain standard.

[0003] For this purpose, the foundry inspection frock with Chinese utility model No. CN220613667U is disclosed, wherein "when clamping ordinary foundry, the fixed bar and the movable bar are combined, so that the two ends of one side of the chuck can be close to each other for clamping, the second electric telescopic rod is started to make the clamping plate clamp and fix the foundry, and the rubber pad contacts the foundry to prevent it from being damaged, when clamping foundry with complex shape, the movable bar is rotated at the upper end of the fixed bar to make the movable bar form a right angle with it, so that the four around the chuck can be clamped and fixed, and the foundry with complex shape can be clamped at multiple angles, so that it is more firm, thereby improving the practicability of the device". Although the above-mentioned patent realizes stable clamping of foundry with different shapes, the weight of some large foundry is generally heavy, and it is difficult to achieve stable alignment effect whether by machine or manual carrying to the two clamps, which not only reduces the efficiency, but also may cause the foundry to collide with the clamp, resulting in the reduction of foundry quality.

[0004] Therefore, the utility model provides a special frock for machine tool foundry. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a special frock for machine tool foundry to solve the problems in the above background technology. In order to achieve the above purpose, the utility model provides the following technical scheme: a special frock for machine tool foundry, including the workbench, the upper side of the workbench is equipped with a pair of clamps for clamping foundry, the upper side of the workbench is equipped with a conveyor belt, the two sides of the conveyor belt are respectively equipped with baffle one and baffle two, the lower side of the workbench is equipped with alignment unit that drives baffle one and baffle two to be equidistantly close to each other, through the alignment unit, the foundry is in the center state and is transported to the center axis of the pair of clamps.

[0006] Preferably, the alignment unit comprises a roller shaft inside the conveying belt, one end of the roller shaft is provided with a motor, the other end of the roller shaft is provided with a bevel gear I, the lower side of the bevel gear I is provided with a bevel gear II engaged with the bevel gear I, the inside of the bevel gear II is provided with a shaft body I, the lower side of the workbench is provided with a shaft body II, the shaft body I is driven by the shaft body II through a belt, the outer wall of the shaft body II is provided with an irregular gear, the two sides of the irregular gear are respectively provided with a rack I and a rack II engaged with the irregular gear, the rack I and the rack II are both shaped as U-shaped, one end of the rack I is fixedly connected with a baffle I, and one end of the rack II is fixedly connected with a baffle II.

[0007] Preferably, one side of the rack I and the rack II is provided with a telescopic rod, the other end of the telescopic rod is fixedly connected with the workbench, and the telescopic rod has a self-recovery capability.

[0008] Preferably, one side of the rack I and the rack II is provided with a telescopic rod, the other end of the telescopic rod is fixedly connected with the workbench, and the telescopic rod has a self-recovery capability.

[0009] Preferably, the end of the baffle I and the baffle II is shaped as an outwardly opening inclined shape.

[0010] Preferably, the side of the baffle I and the baffle II is provided with a rubber pad.

[0011] The utility model at least has the following beneficial effects:

[0012] In the utility model, in the casting conveying process, the motor drives the irregular gear to drive the rack I and the rack II to engage and drive the baffle I and the baffle II to extrude the two ends of the casting simultaneously, thereby ensuring that the casting is automatically located in the central region of the conveying belt. When the tooth block of the irregular gear loses the engagement with the two racks, the elastic force of the telescopic rod drives the two racks to reset until the irregular gear engages with the two racks again, and the two baffles will again approach the middle simultaneously and again correct the moving casting. Under the correction of the alignment unit, the casting can be automatically displaced to the central region of the two clamps and implement the clamping task, thereby improving the alignment and clamping efficiency of the casting. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole structure schematic view of the utility model;

[0014] Figure 2 It is the utility model Figure 1 A region structure enlarged view in the utility model;

[0015] Figure 3 It is another angle structure schematic view of the utility model;

[0016] Figure 4 It is the workbench structure sectional view of the utility model.

[0017] In the figure: 1-workbench;2-clamp;3-conveyer belt;4-baffle one;5-baffle two;6-aligning unit;7-roller shaft;8-motor;9-bevel gear one;10-bevel gear two;11-shaft body one;12-shaft body two;13-irregular gear;14-rack one;15-rack two;16-telescopic rod;17-moving table;18-fixed table;19-electric oil cylinder;20-rack three;21-flat gear;22-shaft body three;23-rubber pad. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0019] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a special tool for machine tool casting, including workbench, the upper of workbench is equipped with a pair of clamp for clamping casting, above belongs to prior art, a pair of clamps can effectively clamp different shaped castings, and can drive casting arbitrary overturning, so no longer be described.

[0020] In the present scheme, the upper of workbench 1 is equipped with conveyer belt 3, this conveyer belt 3 is iron conveyer belt 3, can bear the transportation of large casting with greater weight, the side plate bottom of conveyer belt 3 is fixedly connected with workbench 1, the two sides of conveyer belt 3 are equipped with baffle one 4 and baffle two 5, the end shape of baffle one 4 and baffle two 5 is all inclined shape that opens outwards, the side of baffle one 4 and baffle two 5 is equipped with rubber pad 23 and is fixedly connected, baffle one 4 and baffle two 5 inclined shape are more conducive to large casting to be conveyed to the upper of conveyer belt 3, improve alignment efficiency, the setting of rubber pad 23 can also prevent casting from unnecessary friction with baffle in the middle of conveyer belt 3, is conducive to the integrity of the outer wall of casting. The lower of workbench 1 is equipped with aligning unit 6 that drives baffle one 4 and baffle two 5 mutually equidistantly close, by aligning unit 6, casting is in the center state and is conveyed to the center axis of a pair of clamps 2. Relative to prior art, manual alignment and handling are not needed, effectively improve casting clamping detection efficiency and quality.

[0021] The aligning unit 6 comprises a roller shaft 7 located inside the conveying belt 3, one end of the roller shaft 7 is provided with a motor 8, the roller shaft 7 is connected with the motor 8 through a shaft coupling, the other end of the roller shaft 7 is provided with a bevel gear one 9 and fixedly connected with the bevel gear one 9, the lower side of the bevel gear one 9 is provided with a bevel gear two 10 engaged with the bevel gear one 9, the inside of the bevel gear two 10 is provided with a shaft body one 11 and fixedly connected with the shaft body one 11, the shaft body one 11 is rotatably connected with the side of the workbench 1 through a fixed block, the lower side of the workbench 1 is provided with a shaft body two 12 and rotatably connected with the shaft body two 12, the shaft body one 11 and the shaft body two 12 are driven by a belt, the outer wall of the shaft body two 12 is provided with an irregular gear 13 and fixedly connected with the irregular gear 13, the two sides of the irregular gear 13 are respectively provided with a rack one 14 and a rack two 15 engaged with the irregular gear 13, the rack one 14 and the rack two 15 are both shaped as U-shaped, the rack one 14 and the rack two 15 are both slidably connected with the workbench 1 through a fixed clamp, one end of the rack one 14 is fixedly connected with the baffle one 4, one end of the rack two 15 is fixedly connected with the baffle two 5, one side of the rack one 14 and the rack two 15 is provided with an extension rod 16, the rack one 14 and the rack two 15 are both fixedly connected with the ejection end of the extension rod 16, the other end of the extension rod 16 is fixedly connected with the workbench 1, and the extension rod 16 has the ability of self-recovery. In the state that the tooth block of the irregular gear 13 loses engagement with the rack one 14 and the rack two 15, the elastic force of the extension rod 16 will drive the two racks to reset.

[0022] Further, one side of the conveying belt 3 is provided with a moving table 17, the lower side of the moving table 17 is provided with a fixed table 18 and slidably connected with the fixed table 18, the fixed table 18 is located inside the workbench 1 and can slide up and down inside the workbench 1, the center point of the fixed table 18 is provided with an electric oil cylinder 19 below, the ejection end of the electric oil cylinder 19 is fixedly connected with the fixed table 18, and the other end is fixedly connected with the workbench 1. The side of the moving table 17 is provided with a rack three 20 and fixedly connected with the rack three 20, the lower side of the rack three 20 is provided with a flat gear 21 engaged with the rack three 20, the inner wall of the flat gear 21 is provided with a shaft body three 22 and fixedly connected with the shaft body three 22, and the end of the shaft body three 22 is rotatably connected with the fixed table 18.

[0023] In use, a large casting can be hung above the conveying belt 3, and the motor 8 is started to drive the roller shaft 7 and the conveying belt 3 to start conveying. During conveying, the motor 8 drives the bevel gear one 9 and the bevel gear two 10 at the end of the roller shaft 7 to mesh and drive, thereby driving the shaft body one 11 to rotate, and the shaft body one 11 drives the shaft body two 12 and the irregular gear 13 on the outer wall thereof to rotate through the belt, and the rotating irregular gear 13 simultaneously meshes with the rack one 14 and the rack two 15 to drive the baffle one 4 at the end of the rack one 14 and the baffle two 5 at the end of the rack two 15 to approach each other at equal distances, so that the baffle one 4 and the baffle two 5 simultaneously extrude the two ends of the casting, thereby ensuring that the casting is automatically located in the central region of the conveying belt 3. It should be noted that, in order to prevent the two baffles from excessively pushing the casting and causing the bottom of the casting to be worn by the conveying belt 3, when the teeth of the irregular gear 13 lose meshing with the rack one 14 and the rack two 15, the elastic force of the telescopic rod 16 drives the two racks to reset, and after the irregular gear 13 again meshes with the two racks, the two baffles again approach each other at the same time and again center the moving casting. After the alignment unit 6 repeatedly corrects, the casting can be automatically displaced to the central region of the two clamps 2 and perform clamping tasks, thereby improving the alignment and clamping efficiency of the casting.

[0024] After that, when the casting is conveyed above the moving table 17, the staff can start the electric oil cylinder 19 to drive the fixed table 18 to lift the moving table 17 upward. After being lifted to an appropriate height, the knob at the end of the shaft body three 22 is turned to drive the spur gear 21 to mesh with the rack three 20 on the side of the moving table 17 to drive the moving table 17 to move the casting in a small amount in the transverse direction, so that the casting can be moved to the optimal clamping position of the clamp 2, which is more convenient for the clamp 2 to stably clamp the two ends of the casting, thereby improving the clamping efficiency and quality of the casting.

[0025] It should be noted that, in this document, relational terms such as first and second and the like can be 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0026] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A jig for a machine tool casting, comprising a table (1) above which a pair of clamps (2) for clamping the casting are provided, characterized in that: The upper of the workbench (1) is equipped with a conveyor belt (3), both sides of the conveyor belt (3) are respectively equipped with a baffle one (4) and a baffle two (5), the lower of the workbench (1) is equipped with an alignment unit (6) which drives the baffle one (4) and the baffle two (5) to be equidistantly close to each other, through the alignment unit (6), the casting is transported to the center axis of a pair of clamps (2) in a centered state.

2. A tooling for a machine tool casting according to claim 1, characterized in that: The alignment unit (6) includes a roller shaft (7) located inside the conveyor belt (3), one end of the roller shaft (7) is equipped with a motor (8), the other end of the roller shaft (7) is equipped with a bevel gear one (9), the lower of the bevel gear one (9) is equipped with a bevel gear two (10) engaged therewith, the inside of the bevel gear two (10) is equipped with a shaft body one (11), the lower of the workbench (1) is equipped with a shaft body two (12), the shaft body one (11) is driven by the shaft body two (12) through a belt, the outer wall of the shaft body two (12) is equipped with an irregular gear (13), both sides of the irregular gear (13) are respectively equipped with a rack one (14) and a rack two (15) engaged therewith, the rack one (14) and the rack two (15) are both shaped as U-shaped, one end of the rack one (14) is fixedly connected with the baffle one (4), one end of the rack two (15) is fixedly connected with the baffle two (5).

3. A tooling for a machine tool casting according to claim 2, characterized in that: One side of the rack one (14) and the rack two (15) is equipped with a telescopic rod (16), the other end of the telescopic rod (16) is fixedly connected with the workbench (1), the telescopic rod (16) has the ability of self-recovery.

4. A tooling for a machine tool casting according to claim 2, characterized in that: One side of the conveyor belt (3) is equipped with a moving table (17), the lower of the moving table (17) is equipped with a fixed table (18), the center point of the fixed table (18) is equipped with an electric oil cylinder (19), the side edge of the moving table (17) is equipped with a rack three (20), the lower of the rack three (20) is equipped with a flat gear (21) engaged therewith, the inner wall of the flat gear (21) is equipped with a shaft body three (22) and is fixedly connected therewith, the end of the shaft body three (22) is rotatably connected with the fixed table (18).

5. A tooling for a machine tool casting according to claim 2, characterized in that: The end of the baffle one (4) and the baffle two (5) is shaped as an outwardly opening inclined shape.

6. A machine tool casting special tooling according to claim 5, characterized in that: The side of the baffle one (4) and the baffle two (5) is equipped with a rubber pad (23).

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