CN214213408U

CN214213408U - Reciprocating type grinding machine material loading anchor clamps

Info

Publication number: CN214213408U
Application number: CN202023304066.XU
Authority: CN
Inventors: 吴海敏
Original assignee: Guizhou Southwest Tool Group Co Ltd
Current assignee: Guizhou Southwest Tool Group Co Ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-17
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a reciprocating grinder feeding clamp, which comprises a supporting seat, a floating pressing mechanism, a jacking mechanism and a feeding device, wherein the floating pressing mechanism, the jacking mechanism and the feeding device are arranged on the supporting seat; the floating pressing mechanism comprises a pressing hydraulic cylinder and a pressing plate, and a first support and a second support are respectively fixed at two ends of the supporting seat. The floating pressing mechanism and the jacking mechanism of the utility model are driven by hydraulic cylinders, which can ensure enough and stable pressing force and avoid loosening during the grinding of the slip sheet; meanwhile, the floating pressing mechanism adopts a floating pressing mode, so that the adjustment amount of the clamp can be reduced when the product is remodeled, the clamp can be compatible with product grinding of various types and sizes, and the universality is high.

Description

Reciprocating type grinding machine material loading anchor clamps

Technical Field

The utility model relates to a reciprocating type grinding machine material loading anchor clamps belongs to compressor gleitbretter processing technology field.

Background

The four-side grinding process of the sliding vane of the air-conditioning compressor is an important key process in the rough machining process of the sliding vane, and the process mainly depends on a reciprocating type grinding machine to carry out grinding machining. The grinding fixture of the grinding machine is one of the main key factors influencing the processing quality and the production efficiency of the process.

At present, a grinding clamp of a grinding machine is pressed and tightly pushed by a cylinder and then is sent into the grinding machine for grinding. However, the cylinder is affected by the size of the structure of the cylinder, the pressure and the like, and thus the grinding of sliding vanes of all models cannot be met. Meanwhile, when a product is subjected to model changing, the adjusting time of a grinding clamp is too long, the adjusting steps are complex, the stability of the clamp is poor, the phenomena of loosening, deformation, fracture and the like of the clamp are easy to occur in the machining process, so that the grinding quality of the product is influenced, the phenomena of collision and the like even occur, a grinding machine is seriously damaged, the production efficiency of the working procedure is affected immeasurably, and the production cycle and the yield of the whole sliding blade are also affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reciprocating type grinding machine material loading anchor clamps, this anchor clamps commonality is strong, and the packing force is enough, and the operation of being convenient for improves work efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a reciprocating grinder feeding clamp comprises a supporting seat, a floating pressing mechanism, a jacking mechanism and a feeding device, wherein the floating pressing mechanism, the jacking mechanism and the feeding device are mounted on the supporting seat; the floating pressing mechanism comprises a pressing hydraulic cylinder and a pressing plate, a first support and a second support are respectively fixed at two ends of the supporting seat, the end part of a cylinder body of the pressing hydraulic cylinder is hinged with the first support, the end part of a telescopic rod of the pressing hydraulic cylinder is hinged with one end of the pressing plate, the middle part of the pressing plate is hinged with the second support, and a floating pressing device is fixedly connected at the other end of the pressing plate; the tight mechanism in top is provided with the third support including setting up the tight pneumatic cylinder in top below the backup pad and fixing the end plate at the backup pad tip on the end plate, hinged joint has the lever on the third support, the cylinder body tip and the backup pad hinged joint of the tight pneumatic cylinder in top, the telescopic link tip of the tight pneumatic cylinder in top pass the end plate after with the one end hinged joint of lever, there is the ejector pin at the other end hinged joint of lever, the ejector pin penetrate the upper end of end plate and the lateral wall in "U" type groove in proper order to with the upper end of end plate and the lateral wall sliding fit in "U" type groove.

Furthermore, the floating pressing device comprises a connecting plate fixedly connected with the pressing plate and a pressing block arranged below the connecting plate, a clamping groove is formed in the center of the bottom of the connecting plate, a screw head of a limiting screw is clamped in the clamping groove, a pressing block is connected to a screw rod of the limiting screw, gaps are reserved between the screw head of the limiting screw and the clamping groove, inner arc surfaces are symmetrically arranged on two sides of the lower portion of the connecting plate, and arc heads in sliding fit with the inner arc surfaces are symmetrically arranged on two sides of the upper portion of the pressing block.

Furthermore, the two ends of the connecting plate are symmetrically fixed with U-shaped chutes through locking screws, and the two ends of the pressing block are provided with sliding blocks in sliding fit with the U-shaped chutes.

Compared with the prior art, the beneficial effects of the utility model are that: the floating pressing mechanism and the jacking mechanism of the utility model are driven by hydraulic cylinders, which can ensure enough and stable pressing force and avoid loosening during the grinding of the slip sheet; meanwhile, the floating pressing mechanism adopts a floating pressing mode, so that the adjustment amount of the clamp can be reduced when the product is remodeled, the clamp can be compatible with product grinding of various types and sizes, and the universality is high. In addition, each clamp assembly can realize modularization and standardized treatment, the part matching of the clamp can be reduced during the model changing, the disassembly amount is reduced, the universality and the quick change of the clamp of the grinding machine are realized, and the machine adjusting time of equipment and the product processing quality are improved.

Drawings

Fig. 1 is a front view of the structure diagram of the present invention;

fig. 2 is a perspective view of the structure schematic diagram of the present invention;

fig. 3 is a schematic structural diagram of the floating pressing device.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is further described in detail with reference to the accompanying drawings and examples.

The embodiment of the utility model provides a: a structural schematic diagram of a reciprocating type grinder feeding clamp is shown in fig. 1 and fig. 2, and the reciprocating type grinder feeding clamp comprises a supporting seat 4, a floating pressing mechanism, a jacking mechanism and a feeding device, wherein the floating pressing mechanism, the jacking mechanism and the feeding device are mounted on the supporting seat 4, the feeding device comprises a supporting plate 901 fixedly connected to the supporting seat 4 and a feeding seat 902 fixed on the end portion of the supporting plate 901, a 'U' -shaped groove 903 is formed in the feeding seat 902, a bottom positioning block 904 is fixedly mounted at the bottom of the 'U' -shaped groove 903, and a 'U' -shaped end face positioning block 905 is fixedly mounted at one end of the 'U' -shaped groove 903; the floating pressing mechanism 2 comprises a pressing hydraulic cylinder 201 and a pressing plate 202, a first support 203 and a second support 204 are respectively fixed at two ends of the support seat 4, the end part of the cylinder body of the pressing hydraulic cylinder 201 is hinged with the first support 203, the end part of a telescopic rod of the pressing hydraulic cylinder 201 is hinged with one end of the pressing plate 202, the middle part of the pressing plate 202 is hinged with the second support 204, and the other end of the pressing plate 202 is fixedly connected with the floating pressing device 10; the jacking mechanism 6 comprises a jacking hydraulic cylinder 601 arranged below the supporting plate 901 and an end plate 604 fixed at the end part of the supporting plate 901, a third support 602 is arranged on the end plate 604, a lever 603 is hinged to the third support 602, the end part of a cylinder body of the jacking hydraulic cylinder 601 is hinged to the supporting plate 901, the end part of a telescopic rod of the jacking hydraulic cylinder 601 penetrates through the end plate 604 and then is hinged to one end of the lever 603, the other end of the lever 603 is hinged to a push rod 605, and the push rod 605 sequentially penetrates through the upper end of the end plate 604 and the side wall of the U-shaped groove 903 and is in sliding fit with the upper end of the end plate 604 and the side wall of the U-shaped groove 903.

Referring to fig. 3, the floating press device 10 includes a connecting plate 101 fixedly connected to a press plate 202 and a press block 106 disposed below the connecting plate 101, a clamping groove 103 is arranged at the center of the bottom of the connecting plate 101, a screw head of a limit screw 102 is clamped in the clamping groove 103, a pressing block 106 is connected on the screw rod of the limit screw 102, gaps are reserved between the screw head and the screw rod of the limit screw 102 and the clamping groove 103, the inner arc surfaces 104 are symmetrically arranged at both sides of the lower part of the connecting plate 101, the arc heads 105 which are in sliding fit with the inner arc surfaces 104 are symmetrically arranged at both sides of the upper part of the pressing block 106, two ends of the connecting plate 101 are symmetrically fixed with a 'U' -shaped sliding chute 107 through a locking screw 108, two ends of the pressing block 106 are provided with sliding blocks 109 which are in sliding fit with the U-shaped sliding grooves 107, therefore, the pressing block 106 can be prevented from rotating in the pressing process to influence the pressing effect.

The utility model discloses a theory of operation:

firstly, a slide block group to be ground is placed into a feeding device through a robot or manually, the bottom of the slide block group is in contact with a bottom positioning block 904 on the feeding device, then a tightly-pushing hydraulic cylinder 601 is started, a telescopic rod of the tightly-pushing hydraulic cylinder 601 drives a lever 603 to swing, and then a push rod 605 is pushed by the lever 603 to move towards the slide block group until the end part of the push rod 605 is tightly pushed on the slide block group, so that the slide block group is attached to a U-shaped end face positioning block 905 on the feeding device, and the slide block group can be positioned through the bottom positioning block 904 and the U-shaped end face positioning block 905; at the moment, the pressing hydraulic cylinder 201 is started, the pressing plate 202 is driven to press downwards through the pressing hydraulic cylinder 201, the floating pressing device 10 at the end part of the pressing plate 202 is tightly pressed on the top of the sliding vane group, and finally the sliding vane group positioned and pressed on the feeding device is sent to a reciprocating grinder for grinding.

When the floating pressing device 10 presses the sliding vane group, the inner arc surface 104 of the connecting plate 101 is in sliding fit with the arc head 105 of the pressing block 106, so that the pressing block 106 can swing left and right in the pressing process, the sliding vane can adapt to the size change of the sliding vane when changing the shape, and the change amount is determined by the screw head of the limit screw 102 and the size of the gap between the screw rod and the clamping groove 103, so that the purpose of floating pressing can be achieved.

The floating pressing mechanism 2 and the jacking mechanism 6 of the utility model are driven by hydraulic cylinders, which can ensure enough and stable pressing force and avoid loosening during the grinding of the slip sheet; meanwhile, the floating pressing mechanism 2 adopts a floating pressing mode, so that the adjustment amount of the clamp can be reduced when the product is shaped, the clamp can be compatible with product grinding of various sizes, and the universality is high. In addition, each clamp assembly can realize modularization and standardized treatment, the part matching of the clamp can be reduced during the model changing, the disassembly amount is reduced, the universality and the quick change of the clamp of the grinding machine are realized, and the machine adjusting time of equipment and the product processing quality are improved.

Claims

1. The utility model provides a reciprocating type grinder material loading anchor clamps, includes supporting seat (4) and installs unsteady hold-down mechanism, the tight mechanism in top and loading attachment on supporting seat (4), its characterized in that: the feeding device comprises a supporting plate (901) fixedly connected to the supporting seat (4) and a feeding seat (902) fixed to the end portion of the supporting plate (901), a U-shaped groove (903) is formed in the feeding seat (902), a bottom positioning block (904) is fixedly installed at the bottom of the U-shaped groove (903), and a U-shaped end face positioning block (905) is fixedly installed at one end of the U-shaped groove (903); the floating pressing mechanism (2) comprises a pressing hydraulic cylinder (201) and a pressing plate (202), a first support (203) and a second support (204) are respectively fixed at two ends of the supporting seat (4), the end part of a cylinder body of the pressing hydraulic cylinder (201) is hinged with the first support (203), the end part of a telescopic rod of the pressing hydraulic cylinder (201) is hinged with one end of the pressing plate (202), the middle part of the pressing plate (202) is hinged with the second support (204), and the other end of the pressing plate (202) is fixedly connected with a floating pressing device (10); the jacking mechanism (6) comprises a jacking hydraulic cylinder (601) arranged below the supporting plate (901) and an end plate (604) fixed at the end part of the supporting plate (901), a third support (602) is arranged on the end plate (604), a lever (603) is hinged to the third support (602), the end part of a cylinder body of the jacking hydraulic cylinder (601) is hinged to the supporting plate (901), the end part of a telescopic rod of the jacking hydraulic cylinder (601) penetrates through the end plate (604) and then is hinged to one end of the lever (603), the other end of the lever (603) is hinged to a top rod (605), and the top rod (605) sequentially penetrates through the upper end of the end plate (604) and the side wall of a U-shaped groove (903) and is in sliding fit with the upper end of the end plate (604) and the side wall of the U-shaped groove (903).

2. The reciprocating mill charging jig of claim 1, wherein: the floating pressing device (10) comprises a connecting plate (101) fixedly connected with a pressing plate (202) and a pressing block (106) arranged below the connecting plate (101), a clamping groove (103) is formed in the center of the bottom of the connecting plate (101), a screw head of a limiting screw (102) is clamped in the clamping groove (103), the pressing block (106) is connected to a screw rod of the limiting screw (102), gaps are reserved between the screw head of the limiting screw (102) and between the screw rod and the clamping groove (103), inner arc surfaces (104) are symmetrically arranged on two sides of the lower portion of the connecting plate (101), and arc heads (105) which are in sliding fit with the inner arc surfaces (104) are symmetrically arranged on two sides of the upper portion of the pressing block (106).

3. The reciprocating grinder charging jig of claim 2, wherein: u-shaped sliding grooves (107) are symmetrically fixed at two ends of the connecting plate (101) through locking screws (108), and sliding blocks (109) in sliding fit with the U-shaped sliding grooves (107) are arranged at two ends of the pressing block (106).