CN216542473U

CN216542473U - Grinding machine is used in dysmorphism processing

Info

Publication number: CN216542473U
Application number: CN202122929731.2U
Authority: CN
Inventors: 刘志杰; 刘胜全
Original assignee: Chongqing Shiji Mingwang Machinery Manufacturing Co ltd
Current assignee: Chongqing Shiji Mingwang Machinery Manufacturing Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-05-17
Anticipated expiration: 2031-11-26

Abstract

The utility model relates to a grinding machine for machining a special-shaped part, which comprises a rack, a machine head assembly, a first clamp and a second clamp, wherein the first clamp is installed at one end of the rack, an installation column is arranged at the other end of the rack, the second clamp is arranged between the installation column and the first clamp, the second clamp is movably connected with the rack, the machine head assembly comprises a connecting piece and a lifting frame, a motor and a main shaft are detachably connected with the top of the installation column, the lifting frame is vertically connected with the connecting piece, the motor and the main shaft are connected with the lifting frame, the motor drives the main shaft to rotate through a belt, a first screw rod assembly is arranged on the upper end surface of the rack, a second screw rod assembly is arranged at the lower end of the second clamp, and the second screw rod assembly is arranged above the first screw rod assembly and is crossed in a cross shape. The machine head assembly is designed above the frame, a cutter clamped on the main shaft can process a workpiece from top to bottom, the machine head assembly does not need to move back and forth, the whole floor area of the grinding machine is reduced, the installation space is saved, and the feeding and retracting are more flexible.

Description

Grinding machine is used in dysmorphism processing

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to a grinding machine for machining a special-shaped piece.

Background

A grinding machine is a machine tool that grinds the surface of a workpiece using a grinding tool. Most grinding machines perform grinding using a grinding wheel rotating at a high speed, and a few grinding machines perform grinding using oilstones, sanding belts and other grinders and free abrasives, such as honing machines, superfinishing machines, sanding belt grinders, grinding machines, polishing machines, and the like. When an existing machine tool grinds a special-shaped part, such as a special-shaped electric main shaft, an eccentric shaft and the like, side position feed is limited due to limitation of the shape of the end part of the shaft and the installation environment of a workshop, and therefore a grinding machine for lifting feed grinding is needed. Secondly, the workpiece fixing clamp of the existing grinding machine is positioned on the same straight line, and is not easy to fix when processing some special-shaped pieces.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a grinding machine for machining a special-shaped workpiece, in order to solve the problem that the conventional grinding machine cannot machine an output shaft conveniently.

A grinding machine for machining a special-shaped part comprises a machine frame, a machine head assembly, a first clamp and a second clamp, the first clamp is arranged at one end of the frame, the other end of the frame is provided with an installation column, the second clamp is arranged between the installation column and the first clamp, the second clamp is movably connected with the frame, the machine head component comprises a connecting piece, a lifting frame, a motor and a main shaft, the connecting piece is detachably connected with the top of the mounting column, the lifting frame is vertically connected with the connecting piece, the motor and the main shaft are both connected with the lifting frame, the motor drives the main shaft to rotate through a belt, the frame up end is provided with first lead screw subassembly, second anchor clamps lower extreme is provided with the second lead screw subassembly, the second lead screw subassembly sets up first lead screw subassembly top is the cross alternately.

Preferably, the first clamp and the opposite side of the second clamp are provided with pointed ends, one side of the first clamp departing from the second clamp is also provided with a turntable, and the turntable is connected with the pointed ends arranged in the first clamp.

Preferably, the lower end of the main shaft is provided with a three-jaw chuck, and a cutter sleeve is detachably mounted in the three-jaw chuck.

Preferably, the first screw rod assembly comprises a first slide rail, a first sliding sleeve and a first screw rod, the first slide rail is mounted on the upper end face of the rack, the first screw rod is movably mounted between the first slide rail and the rack, the first sliding sleeve is sleeved on the first screw rod, and the first sliding sleeve is connected with the second screw rod assembly.

Preferably, the connecting piece is the U type, the erection column upper end is provided with boss and retaining member, the connecting piece joint is in on the boss, the retaining member with the connection can be dismantled to the boss, the retaining member with connecting piece upper end butt, the open end of connecting piece with the crane is connected.

Preferably, a liquid cooling pipe head is further arranged on the outer side of the main shaft.

The utility model has the advantages that: 1. the machine head assembly is positioned above the first clamp and the second clamp, a tool clamped on the main shaft can process a workpiece from top to bottom, the machine head assembly does not need to retract from front to back, the overall floor area of the grinding machine is reduced, the installation space is saved, and the feeding and retracting are more flexible; 2. the distance between the first clamp and the second clamp is adjustable, the second clamp is connected with the first screw rod assembly through the second screw rod assembly, the second clamp can move left and right on the horizontal plane, when an output shaft with a special-shaped structure is fixedly machined, the position of the second clamp is flexibly adjusted, a clamping workpiece is more stable, and machining precision is improved.

Drawings

FIG. 1 is a perspective view of a grinding machine for machining according to one embodiment;

fig. 2 is an exploded view of a grinder for machining a special-shaped part.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-2, a grinding machine for machining a special-shaped workpiece comprises a frame 1, a machine head assembly 2, a first fixture 3 and a second fixture 4, wherein the first fixture 3 is installed at one end of the frame 1, the other end of the frame 1 is provided with an installation column 11, the second fixture 4 is arranged between the installation column 11 and the first fixture 3, the second fixture 4 is movably connected with the frame 1, the machine head assembly 2 comprises a connecting piece 21, a lifting frame 22, a motor 23 and a main shaft 24, the connecting piece 21 is detachably connected with the top of the installation column 11, the lifting frame 22 is vertically connected with the connecting piece 21, the motor 23 and the main shaft 24 are both connected with the lifting frame 22, the motor 23 drives the main shaft 24 to rotate through a belt, the upper end face of the frame 1 is provided with a first screw rod assembly 12, the lower end of the second fixture 4 is provided with a second screw rod assembly 41, the second screw rod assembly 41 is arranged above the first screw rod assembly 12 and is crossed into a cross shape. Specifically, in this embodiment, in order to realize the processing work piece (not shown in the figure) from top to bottom, install erection column 11 perpendicularly in the frame 1 one end that the level set up, erection column 11 upper end transversely sets up connecting piece 21, connecting piece 21 is connected with crane 22, motor 23 and main shaft 24 are all installed on crane 22's output, it can be understood that crane 22 can be the lead screw subassembly, or the cylinder, the electric cylinder subassembly, use crane 22 drive main shaft 24 and motor 23 synchronous upper and lower displacement, process the work piece, the output of motor 23 is through the end-to-end connection of belt with main shaft 24, the detachable cutter is installed to main shaft 24 front end. It should be noted that a controller 100 is further disposed on the lifting frame 22, and the controller 100 is electrically connected to the motor 23 and the lifting frame 22, so that an operator can control the start and stop of the motor 23 and the lifting frame 22 to lift. It should be noted that, the main shaft 24 of the machine frame 1 is located directly above the machine frame 1, the workpiece to be processed is mounted on the machine frame 1, specifically, the workpiece is clamped between the first clamp 3 and the second clamp 4, wherein the first clamp 3 is fixedly arranged at one end of the machine frame 1, the second clamp 4 is movably mounted in the middle of the machine frame 1, the machine frame 1 is provided with the first lead screw assembly 12, the lower end of the second clamp 4 is provided with the second lead screw assembly 41, and the second lead screw assembly 41 is mounted on the movable end of the first lead screw assembly 12, when the first lead screw assembly 12 and the second lead screw assembly 41 are driven to move by a motor or manually, the second clamp 4 can perform bidirectional displacement on a horizontal plane, and the position of the second clamp 4 is adjusted to be matched with the first clamp 3 to clamp and fix various eccentric shafts, so that when the workpiece is shaped, the workpiece is more stable, not easy to loose, and the processing precision is higher.

As shown in fig. 1-2, a pointed end 31 is disposed on each of the opposite sides of the first clamp 3 and the second clamp 4, a rotary table 32 is further disposed on the side of the first clamp 3 away from the second clamp 4, and the rotary table 32 is connected with the pointed end 31 disposed in the first clamp 3. Specifically, in this embodiment, the pointed end 31 is arranged on the opposite side of the first fixture 3 and the second fixture 4, the contact surface between the two pointed ends 31 and the workpiece is small, the pressure is large, the workpiece is prevented from being displaced in the machining process, and the machining precision is reduced, the rotary table 32 is further arranged on the outer side of the first fixture 3, the rotary table 32 is connected with the pointed end 31 in the first fixture 3, the rotary table 32 is connected with the pointed end 31, when an operator rotates the rotary table 32, the pointed end 31 synchronously rotates, the workpiece is further rotated, the machined surface of the workpiece is adjusted, and the machining is more flexible.

As shown in fig. 1 to 2, a three-jaw chuck 241 is disposed at the lower end of the main shaft 24, and a cutter sleeve 242 is detachably mounted in the three-jaw chuck 241. Specifically, in this embodiment, the three-jaw chuck 241 is installed at the lower end of the main shaft 24, the three-jaw chuck 241 can rotate synchronously with the main shaft 24, and the three-jaw chuck 241 clamps the tool sleeve 242 for installing a tool (not shown in the figure), so that when the tool is replaced, the three-jaw chuck 241 is directly loosened to synchronously detach the tool sleeve 242, thereby avoiding that the tool is directly replaced on the machine tool, the operation environment space is small, and safety accidents easily occur when the tool is directly grabbed.

As shown in fig. 1-2, the first lead screw assembly 12 includes a first slide rail 121, a first sliding sleeve 122 and a first lead screw 123, the first slide rail 121 is mounted on the upper end surface of the rack 1, the first lead screw 123 is movably mounted between the first slide rail 121 and the rack 1, the first sliding sleeve 122 is sleeved on the first lead screw 123, and the first sliding sleeve 122 is connected with the second lead screw assembly 41. Specifically, when the first screw 123 is driven to rotate by a driving member such as a manual rotation or a motor, the first sliding sleeve 122 and the first screw 123 are in threaded connection, so that the first sliding sleeve 122 makes a reciprocating linear motion along the lower side of the first sliding rail 121, and the first sliding sleeve 122 is connected with the second screw assembly 41, so as to drive the second screw assembly 41 to synchronously displace on the upper side of the first sliding rail 121. It can be understood that when the second lead screw assembly 41 drives the second fixture 4 to move, the second fixture 4 can be displaced in two directions on the horizontal plane, so as to clamp workpieces with different shapes.

As shown in fig. 1-2, the connecting piece 21 is the U type, the erection column 11 upper end is provided with boss 111 and retaining member 112, connecting piece 21 joint is in on the boss 111, retaining member 112 with the connection can be dismantled to boss 111, retaining member 112 with connecting piece 21 upper end butt, the open end of connecting piece 21 with crane 22 is connected. Specifically, in this embodiment, boss 111 on the upper end of mounting post 11 is the T type, and connecting piece 21 passes through retaining member 112 joint on boss 111, designs connecting piece 21 for the U type, is convenient for adjust the hookup location of connecting piece 21 and boss 111, and then adjusts the position of aircraft nose subassembly 2. When being convenient for process some longer work pieces of length, through the position of removing locomotive subassembly 2, process the ascending different positions of work piece level, easy operation is convenient.

As shown in fig. 1 to 2, a liquid cooling pipe head 241 is further disposed outside the main shaft 24. Specifically, a liquid cooling pipe head 241 is installed on the housing of the main shaft 24, and the liquid cooling pipe head 241 is communicated with an external cooling system, so that cooling liquid is jetted out during machining to perform liquid cooling lubrication on a workpiece.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a grinding machine is used in dysmorphism processing which characterized in that: including the frame, head assembly, first anchor clamps and second anchor clamps, first anchor clamps are installed frame one end, the frame other end is provided with the erection column, the second anchor clamps set up the erection column with between the first anchor clamps, the second anchor clamps with frame swing joint, head assembly includes the connecting piece, the crane, motor and main shaft, the connecting piece with the connection can be dismantled at the erection column top, the crane with the connecting piece is connected perpendicularly, the motor reaches the main shaft all with the crane is connected, the motor passes through the belt and drives the main shaft rotates, the frame up end is provided with first lead screw subassembly, second anchor clamps lower extreme is provided with second lead screw subassembly, second lead screw subassembly sets up first lead screw subassembly top is the cross alternately.

2. The grinding machine for machining a special-shaped member according to claim 1, wherein: the first anchor clamps reach one side that the second anchor clamps are relative all is provided with the tip, first anchor clamps deviate from one side of second anchor clamps still is provided with the carousel, the carousel with set up in the first anchor clamps the tip is connected.

3. The grinding machine for machining a special-shaped member according to claim 2, wherein: the main shaft lower extreme is provided with the three-jaw chuck, demountable installation has the cutter sleeve in the three-jaw chuck.

4. A grinding machine for machining a shaped member as claimed in claim 3, characterized in that: the first screw rod assembly comprises a first slide rail, a first sliding sleeve and a first screw rod, the first slide rail is installed on the upper end face of the rack, the first screw rod is movably installed between the first slide rail and the rack, the first sliding sleeve is arranged on the first screw rod in a sleeved mode, and the first sliding sleeve is connected with the second screw rod assembly.

5. The grinding machine for machining a special-shaped member according to claim 4, wherein: the connecting piece is the U type, the erection column upper end is provided with boss and retaining member, the connecting piece joint is in on the boss, the retaining member with the connection can be dismantled to the boss, the retaining member with connecting piece upper end butt, the open end of connecting piece with the crane is connected.

6. The grinding machine for machining a special-shaped member according to claim 1 or 5, wherein: and a liquid cooling pipe head is also arranged on the outer side of the main shaft.