CN217019503U

CN217019503U - Mining brake bottom plate turning anchor clamps

Info

Publication number: CN217019503U
Application number: CN202220936503.XU
Authority: CN
Inventors: 瞿义清; 程正; 江洋; 全康; 贾德旺; 王万清
Original assignee: Shiyan Baolun Auto Parts Co ltd
Current assignee: Shiyan Baolun Auto Parts Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-07-22
Anticipated expiration: 2032-04-22

Abstract

A turning clamp for a bottom plate of a mining brake belongs to the field of turning clamps and aims to solve the problems that the clamp cannot be modularly replaced, the clamp is worn to cause the turning deformation of a workpiece, and the product quality is unqualified; comprises a clamp bottom plate; two mandrel transposition plates are symmetrically installed at the top of the left side of the fixture bottom plate, an oil cylinder base plate is connected to the end face of the top of the fixture bottom plate on the front side of the mandrel transposition plates through bolts, supporting rods are installed at opposite corners of the end face of the top of the fixture bottom plate, the tops of the mandrel transposition plates are connected with replaceable mandrels through bolts, and mandrel bases are installed at the top of the right side of the fixture bottom plate; this mining brake bottom plate turning anchor clamps's dabber transposition board and dabber seat pass through the step pin joint on the anchor clamps bottom plate to improve the modularization of anchor clamps, so that appear rocking when the surplus in dabber transposition board and dabber seat, in time change, thereby can reduce rocking of anchor clamps in the turning process, be favorable to improving the processingquality of turning, reduce the processing and warp, guarantee that the hole site processing is accurate.

Description

Mining brake bottom plate turning anchor clamps

Technical Field

The utility model relates to the technical field of turning clamps, in particular to a mining brake base plate turning clamp.

Background

The brake bottom plate is used as a basic component of the brake, and can meet the use requirement after being processed by casting and finish machining in sequence. In the process of finish machining after the brake base plate is cast, firstly, machining a middle hole of the brake base plate, and then, positioning the middle hole to perform the next working procedure; the existing turning clamp for the bottom plate of the mining brake cannot be changed in a modularized mode due to the fact that the clamp is not modularized, the clamp can only clamp and fix a single product, machining operation on different types of brake bottom plates cannot be met, the application range is narrow, turning machining efficiency is low, and when the clamp is abraded, workpieces can be deformed, and the problem that product quality is unqualified is caused is solved.

Therefore, the turning clamp is researched and improved aiming at the existing structure and defects, and the turning clamp for the bottom plate of the mining brake is provided, so that the aim of being more practical is fulfilled.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a turning clamp for a mining brake base plate, and the turning clamp is used for solving the problems that the existing turning clamp in the background art cannot be replaced due to the fact that the clamp is not modularized, the turning operation on different types of brake base plates cannot be met, workpieces are deformed when the clamp is worn, and the quality of products is not qualified.

The utility model discloses a turning clamp for a mining brake base plate, which is achieved by the following specific technical means:

a mining brake bottom plate turning clamp comprises a clamp bottom plate; two dabber transposition boards are installed to the left side top symmetry of anchor clamps bottom plate, have the hydro-cylinder backing plate through bolted connection on the anchor clamps bottom plate top terminal surface of dabber transposition board front side, and the bracing piece is installed to anchor clamps bottom plate top terminal surface diagonal angle department, and there is interchangeable dabber at the top of dabber transposition board through bolted connection, and the dabber seat is installed at the right side top of anchor clamps bottom plate, and the welding of dabber seat top has the location axle, and the pneumatic cylinder is installed at anchor clamps bottom plate left and right sides top.

Further, the clamp bottom plate is in a round cake shape, an oil way adapter flange is embedded in the middle of the clamp bottom plate, two right-angle-shaped passages are symmetrically formed in the oil way adapter flange, and circular through holes are formed in the left side and the right side of the top end face of the clamp bottom plate and used for installing the mandrel shifting plate and the mandrel seat.

Furthermore, the mandrel transposition plate and the bottom of the mandrel seat are fixedly connected to the top of a circular through hole formed in the end face of the top of the clamp base plate through step pins, the mandrel transposition plate is cylindrical, and the top of the mandrel transposition plate is connected with the bottom of the replaceable mandrel through bolts in an inserting mode in the mandrel transposition plate.

Furthermore, the connection of mandrel seat and location axle is passed through bolted connection on anchor clamps bottom plate top terminal surface right side, and mandrel seat and location axle are cylindricly, and the welding of the top of location axle has discoid supporting plate.

Furthermore, a positioning sleeve is sleeved on the outer side of the top of the positioning shaft, a pressing cover is connected to the middle of the end face of the top of the positioning shaft through a bolt, and the pressing cover and the positioning sleeve jointly form a protection structure.

Furthermore, a pressing plate is connected to the telescopic end of the top of the hydraulic cylinder, the bottom of the right side of the left side of the top pressing plate of the hydraulic cylinder is located at the top of the replaceable core shaft, and the bottom of the left side of the top pressing plate of the right side of the hydraulic cylinder is located at the top of the positioning shaft.

Compared with the prior structure, the utility model has the following beneficial effects:

1. the mandrel transposition plate and the mandrel seat are connected to the clamp bottom plate through the step pins, so that the modularization of the clamp is improved, the clamp can be replaced in time when the shaking allowance exists between the mandrel transposition plate and the mandrel seat, the shaking of the clamp in the turning process can be reduced, the processing quality in the turning process is improved, the processing deformation is reduced, and the accuracy of hole site processing is ensured.

2. The brake bottom plate to be machined is provided with the fixing hole, the fixing hole is formed in the positioning sleeve, the fixing hole is formed in the fixing sleeve, the fixing sleeve is fixed to the fixing sleeve, the brake bottom plate is fixed to the fixing sleeve, the fixing sleeve and the fixing sleeve.

3. The hydraulic cylinder is used for compressing the top of the workpiece so as to fix the workpiece on the tops of the replaceable core shaft and the positioning shaft, so that the hydraulic cylinder is used for improving the fixing speed of the workpiece and improving the turning efficiency of the workpiece.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic view of the right hydraulic cylinder of the present invention shown from the front view.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a clamp base plate; 2. a mandrel transposition plate; 3. a step pin; 4. an oil way adapter flange; 5. a mandrel seat; 6. positioning the shaft; 7. a positioning sleeve; 8. a gland; 9. a replaceable mandrel; 10. a support bar; 11. an oil cylinder base plate; 12. and a hydraulic cylinder.

Detailed Description

Embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a mining brake bottom plate turning clamp, which comprises: a clamp base plate 1; two mandrel transposition plates 2 are symmetrically arranged at the top of the left side of a clamp bottom plate 1, the end surface of the top of the clamp bottom plate 1 at the front side of the mandrel transposition plate 2 is connected with an oil cylinder backing plate 11 through a bolt, supporting rods 10 are arranged at the diagonal positions of the end surface of the top of the clamp bottom plate 1, the top of the mandrel transposition plate 2 is connected with a replaceable mandrel 9 through a bolt, a mandrel seat 5 is arranged at the top of the right side of the clamp bottom plate 1, a positioning shaft 6 is welded at the top of the mandrel seat 5, hydraulic cylinders 12 are arranged at the tops of the left side and the right side of the clamp bottom plate 1 for concrete function, the clamp is automatically compressed through the hydraulic cylinders 12, the positioning shaft 6 and the replaceable mandrel 9 are modularized and fixed on the clamp bottom plate 1 through bolts so as to improve the replacement speed of the positioning shaft 6 and the replaceable mandrel 9, when different types of brake bottom plates are processed, only the positioning shaft 6 and the replaceable mandrel 9 with different sizes need to be replaced, the replacement efficiency of the positioning shaft 6 and the replaceable core shaft 9 is improved, the applicability of the clamp is improved, and the labor intensity of workers is reduced.

Wherein, the clamp bottom plate 1 is in a round cake shape, the oil circuit adapter flange 4 is embedded in the middle of the clamp bottom plate 1, two right-angle-shaped passages are symmetrically arranged in the oil circuit adapter flange 4, circular through holes are arranged on the left side and the right side of the top end surface of the clamp bottom plate 1 for installing the mandrel transposition plate 2 and the mandrel seat 5, the bottoms of the mandrel transposition plate 2 and the mandrel seat 5 are fixedly connected to the top of the circular through hole arranged on the top end surface of the clamp bottom plate 1 through a step pin 3, the mandrel transposition plate 2 is in a cylindrical shape, the top of the mandrel transposition plate 2 is inserted into the mandrel transposition plate 2 through the bottom of the replaceable mandrel 9 connected through a bolt, the concrete function is that the mandrel transposition plate 2 and the mandrel seat 5 are connected to the clamp bottom plate 1 through the step pin 3, thereby improving the modularization of the clamp, so that when the shaking allowance appears on the mandrel transposition plate 2 and the mandrel seat 5, the timely replacement can be realized, thereby reducing the shaking of the clamp in the turning process, the processing quality in the turning process is convenient to improve, the processing deformation is reduced, and the accuracy of hole site processing is ensured.

Wherein, the joint of the mandrel seat 5 and the positioning shaft 6 is connected to the right side of the top end surface of the clamp bottom plate 1 through a bolt, the mandrel seat 5 and the positioning shaft 6 are cylindrical, a disc-shaped bearing plate is welded at the top of the positioning shaft 6, a positioning sleeve 7 is sleeved outside the top of the positioning shaft 6, a gland 8 is connected to the middle of the top end surface of the positioning shaft 6 through a bolt, the gland 8 and the positioning sleeve 7 jointly form a protection structure, the specific function is realized, a fixing hole is inserted on the positioning sleeve 7 at the top of the positioning shaft 6 by the brake bottom plate to be processed, the brake bottom plate is convenient to fix, thereby reducing the shaking of the brake bottom plate in the turning process, facilitating the improvement of the processing quality, and simultaneously, because the positioning shaft 6 and the replaceable mandrel 9 are fixed on the clamp bottom plate 1 through bolts, the replacement speed and the convenience of the positioning shaft 6 and the replaceable mandrel 9 can also be improved, and the tool replacement efficiency is improved, so as to carry out lathe work to the brake bottom plate of different cultivars, improve turning efficiency.

Wherein, the flexible end in pneumatic cylinder 12 top is connected with the clamp plate, and the right side bottom of the 12 top clamp plates of left side pneumatic cylinder is located interchangeable dabber 9 tops, and the left side bottom of the 12 top clamp plates of right side pneumatic cylinder is located 6 tops of location axle, and concrete effect compresses tightly the work piece top through pneumatic cylinder 12 to can fix the work piece at

interchangeable dabber

9 and 6 tops of location axle, thereby improve the fixed speed to the work piece through pneumatic cylinder 12, improve the lathe work efficiency of work piece.

The specific use mode and function of the embodiment are as follows:

when the mining brake base plate turning clamp is used, firstly, a turned workpiece is fixed on the clamp base plate 1 through a modularized positioning shaft 6 and a replaceable mandrel 9 through bolts according to needs, then holes in two ends of the workpiece are fixed on the positioning shaft 6 and the replaceable mandrel 9 and are automatically compressed through a hydraulic cylinder 12, and the hydraulic cylinder 12 compresses the top of the workpiece so as to fix the workpiece on the tops of the replaceable mandrel 9 and the positioning shaft 6.

In summary, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments or equivalent substitutions for some technical features, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a mining brake bottom plate turning anchor clamps which characterized in that: comprises a clamp bottom plate (1); two dabber transposition boards (2) are installed to the left side top symmetry of anchor clamps bottom plate (1), there are hydro-cylinder backing plate (11) through bolted connection on the anchor clamps bottom plate (1) top terminal surface of dabber transposition board (2) front side, bracing piece (10) are installed to anchor clamps bottom plate (1) top terminal surface diagonal angle department, there are interchangeable dabber (9) at the top of dabber transposition board (2) through bolted connection, dabber seat (5) are installed at the right side top of anchor clamps bottom plate (1), dabber seat (5) top welding has location axle (6), pneumatic cylinder (12) are installed at anchor clamps bottom plate (1) left and right sides top.

2. The mining brake baseplate turning clamp of claim 1, wherein: the fixture base plate (1) is in a round cake shape, an oil circuit adapter flange (4) is embedded in the middle of the fixture base plate (1), two right-angle-shaped passages are symmetrically formed in the oil circuit adapter flange (4), and circular through holes are formed in the left side and the right side of the top end face of the fixture base plate (1) and used for installing the mandrel shifting plate (2) and the mandrel seat (5).

3. The mining brake baseplate turning clamp of claim 1, wherein: the mandrel transposition plate (2) and the bottom of the mandrel seat (5) are fixedly connected to the top of a circular through hole formed in the top end face of the clamp bottom plate (1) through step pins (3), the mandrel transposition plate (2) is cylindrical, and the top of the mandrel transposition plate (2) is connected with the bottom of a replaceable mandrel (9) through a bolt in an inserting mode in the mandrel transposition plate (2).

4. The mining brake baseplate turning clamp of claim 1, wherein: the connection of mandrel seat (5) and location axle (6) passes through bolted connection on anchor clamps bottom plate (1) top terminal surface right side, and mandrel seat (5) are cylindricly with location axle (6), and the top welding of location axle (6) has discoid supporting plate.

5. The mining brake base plate turning clamp of claim 1, characterized in that: the positioning shaft is characterized in that a positioning sleeve (7) is sleeved on the outer side of the top of the positioning shaft (6), a gland (8) is connected to the middle of the top end face of the positioning shaft (6) through a bolt, and the gland (8) and the positioning sleeve (7) jointly form a protection structure.

6. The mining brake base plate turning clamp of claim 1, characterized in that: the top telescopic end of the hydraulic cylinder (12) is connected with a pressing plate, the right bottom of the top pressing plate of the left hydraulic cylinder (12) is positioned at the top of the replaceable core shaft (9), and the left bottom of the top pressing plate of the right hydraulic cylinder (12) is positioned at the top of the positioning shaft (6).