CN212763294U

CN212763294U - Machine tool spindle dismounting device

Info

Publication number: CN212763294U
Application number: CN202020993724.1U
Authority: CN
Inventors: 张重生
Original assignee: Xinchang Benyuan Precision Machinery Co ltd
Current assignee: Xinchang Benyuan Precision Machinery Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-03-23
Anticipated expiration: 2030-06-03

Abstract

The utility model discloses a lathe main shaft dismounting device, including the vaulting pole, draw and hold device and bottom plate, two bracing pieces are installed to the equal vertical symmetry in up end both sides of bottom plate, and the top of bracing piece is installed and is drawn and hold the device. The utility model discloses draw among the device of holding and draw pole both ends fixed joint at the top of bracing piece, and sliding connection has fixed knot to construct between drawing the pole, and utilize fixed knot to construct the upper fixed ring and fix the spindle nose, draw through the level setting and hold the screw rod and pass connecting plate and thread bush, draw the length of holding the screw rod through precession and draw fixed knot to construct and drive the main shaft and outwards remove, thereby can accomplish the dismantlement work of main shaft under the circumstances that reduces operation workman quantity, can help the workman to stimulate the main shaft outwards simultaneously, reduce workman's intensity of labour, the efficiency is dismantled in the improvement.

Description

Machine tool spindle dismounting device

Technical Field

The utility model relates to a lathe main shaft technical field especially relates to a lathe main shaft dismounting device.

Background

The main shaft of the machine tool refers to a shaft on the machine tool for driving a workpiece or a cutter to rotate, and generally comprises a main shaft component, a bearing, a transmission component and the like, the machine is mainly used for supporting transmission parts such as gears and belt wheels, transmitting motion and torque, such as a machine tool main shaft, clamping workpieces, the machine tool spindle is usually maintained and maintained regularly during the daily use of the machine tool, the existing machine tool spindle needs workers to disassemble and support while disassembling, the inconvenience of disassembling caused by the movement of the spindle during the disassembling process is prevented, meanwhile, the existing spindle needs to be pulled out from the headstock manually after the spindle is disassembled, a plurality of workers are needed to support the pulled spindle in order to prevent the spindle from neutral deviation when the spindle is pulled out, the increase of abrasion in the pulling process caused by the deflection of the spindle is prevented, meanwhile, the physical consumption of workers in the pulling process is too large, and the cost is increased due to the cooperation of multiple persons.

Therefore, a machine tool spindle dismounting device is needed, which can complete the dismounting work of the spindle under the condition of reducing the number of operators, and can help the operators to pull the spindle outwards, reduce the labor intensity of the operators and improve the dismounting efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lathe main shaft dismounting device aims at improving and needs workman in a large number more in the current main shaft dismantlement, dismantles the big problem of inconvenient intensity of labour simultaneously.

The utility model discloses a realize like this:

a machine tool spindle dismounting device comprises support rods, a pulling device and a bottom plate, wherein two sides of the upper end surface of the bottom plate are vertically and symmetrically provided with the two support rods, and the top ends of the support rods are provided with the pulling device;

the pulling and holding device comprises two pulling and holding rods, connecting plates and fixing structures, the two pulling and holding rods are symmetrically arranged along the vertical direction, the opposite end surfaces of the two pulling and holding rods are respectively provided with a sliding groove, the two ends of each pulling and holding rod are respectively fixed with a clamping ring, the clamping rings are fixedly clamped at the top ends of the supporting rods, one side between the two pulling and holding rods is vertically provided with the connecting plate, the two ends of the connecting plate are fixed on the pulling and holding rods, the middle parts of the end surfaces of the outer sides of the connecting plates are fixedly provided with threaded sleeves, the fixing structures are slidably arranged between the two pulling and holding rods, and the fixing structures are arranged on one side;

fixed knot constructs including the fixed plate, gu fixed ring and draw and hold the screw rod, the fixed plate level sets up and draws and hold between the pole, and all install on the terminal surface around the fixed plate with spout matched with slider, the up end middle part vertical fixation of fixed plate has solid fixed ring, the fixed plate is close to on the side end face of connecting plate along the rotatory fixedly connected with of horizontal direction draw and hold the screw rod, and draw the other end of holding the screw rod and run through the outside that connecting plate and thread bush extend to the connecting plate.

Further, the top of bracing piece is fixed with the fixture block, and mutually supports between fixture block and the snap ring, and the rotatory buckle of installing in top of fixture block, and the bottom fixedly connected with connecting block of bracing piece, and run through on the connecting block and be provided with the connection screw, through adopting above-mentioned technical scheme, the both ends of the bracing piece of being convenient for are connected respectively and are drawn and hold device and bottom plate, are favorable to accomodating when not using simultaneously and reduce occupation space.

Further, the equal symmetry in up end both sides of bottom plate is fixed with two connection groove pieces, and installs connecting bolt on the connection groove piece, and the equal fixed mounting in lower terminal surface both sides of bottom plate has two universal wheels, through adopting above-mentioned technical scheme, is convenient for through connecting groove piece fixed connection bracing piece to the equal fixed mounting in lower terminal surface both sides of bottom plate has two universal wheels, the convenient removal.

Further, the inner wall of the fixing ring is symmetrically provided with two compression rings along the horizontal direction, the compression rings located on the lower portion of the fixing ring are fixedly connected with the fixing ring, the top end of the outer portion of the fixing ring is vertically provided with a compression screw, the bottom end of the compression screw penetrates through the inner wall of the fixing ring and is fixedly connected with the compression rings on the upper portion, two compression rings are fixed inside the fixing ring, the compression rings on the upper portion are extruded downwards through the compression screw, the spindle head portion is conveniently pressed, and the spindle is conveniently stretched outwards.

Furthermore, the connecting block is installed in the connecting groove block, and is connected with the connecting groove block through connecting bolt fastening, and further is connected with the connecting groove block through connecting bolt fastening, is convenient for improve erection bracing pole stability.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses draw among the device of holding and draw pole both ends fixed joint at the top of bracing piece, and sliding connection has fixed knot to construct between drawing the pole, and utilize fixed knot to construct the upper fixed ring and fix the spindle nose, draw through the level setting simultaneously and hold the screw rod and pass connecting plate and thread bush, draw the length pulling fixed knot of screw rod to construct through precession and drive the outside removal of main shaft, thereby can accomplish the dismantlement work of main shaft under the circumstances that reduces operation workman quantity, can help the workman to stimulate the main shaft outwards simultaneously, reduce workman's intensity of labour, the efficiency is dismantled in the improvement.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall exploded structure of the present invention;

fig. 3 is a schematic structural view of a pulling rod in an embodiment of the present invention;

fig. 4 is a schematic structural view of a fixing structure in an embodiment of the present invention;

fig. 5 is a schematic structural view of the support rod in the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a bottom plate in an embodiment of the present invention;

in the figure: 1. a support bar; 11. a clamping block; 12. a clamping button; 13. connecting blocks; 14. a connecting screw hole; 2. a pulling device; 21. pulling the holding rod; 211. a chute; 212. a snap ring; 213. a connecting plate; 214. a threaded sleeve; 22. a fixed structure; 221. a fixing plate; 222. a slider; 223. a fixing ring; 224. a compression ring; 225. a compression screw; 226. pulling the screw rod; 3. a base plate; 31. connecting the groove blocks; 32. a universal wheel; 33. and connecting the bolts.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2, 3, 4, 5 and 6, a spindle dismounting device for a machine tool includes a support rod 1, a pulling device 2 and a bottom plate 3, wherein two sides of the upper end surface of the bottom plate 3 are vertically and symmetrically provided with two support rods 1, and the top ends of the support rods 1 are provided with the pulling device 2;

as shown in fig. 3, the pulling and holding device 2 includes two pulling and holding rods 21, a connecting plate 213 and a fixing structure 22, the two pulling and holding rods 21 are symmetrically arranged along the vertical direction, the opposite end surfaces of the two pulling and holding rods 21 are both provided with a sliding groove 211, both ends of the pulling and holding rods 21 are both fixed with a snap ring 212, the snap ring 212 is fixedly clamped at the top end of the supporting rod 1, one side between the two pulling and holding rods 21 is vertically provided with the connecting plate 213, both ends of the connecting plate 213 are fixed on the pulling and holding rods 21, the middle part of the outer end surface of the connecting plate 213 is fixed with a threaded sleeve 214, the fixing structure 22 is slidably mounted between the two pulling and holding rods 21, and the fixing structure 22 is arranged at one side far from the;

referring to fig. 4, the fixing structure 22 includes a fixing plate 221, a fixing ring 223 and a pulling screw 226, the fixing plate 221 is horizontally disposed between the pulling rods 21, and the front and rear end surfaces of the fixing plate 221 are respectively provided with a sliding block 222 matched with the sliding groove 211, the middle portion of the upper end surface of the fixing plate 221 is vertically fixed with the fixing ring 223, the end surface of one side of the fixing plate 221 close to the connecting plate 213 is fixedly connected with the pulling screw 226 along the horizontal direction in a rotating manner, and the other end of the pulling screw 226 penetrates through the connecting plate 213 and the threaded sleeve 214 to extend to the outer side of the connecting plate 213, by adopting the above technical scheme, the supporting rod 1 is used for supporting the pulling device 2 to pull out the detached spindle from the headstock, so as to facilitate the pulling device 2 to be fixed on the detached spindle, and facilitate pulling, meanwhile, two ends of the pulling rod 21 in the pulling device 2 are fixedly clamped at the top of the supporting rod 1, the spindle head is fixed by the fixing ring 223 on the fixing structure 22, the horizontally arranged pulling screw 226 penetrates through the connecting plate 221 and the threaded sleeve 214, the fixing structure 22 is pulled to drive the spindle to move outwards by screwing the length of the pulling screw 226, so that the spindle can be dismounted under the condition of reducing the number of operating workers, the worker can be helped to pull the spindle outwards, the labor intensity of the worker is reduced, and the dismounting efficiency is improved.

Please refer to fig. 5, a clamping block 11 is fixed at the top end of the supporting rod 1, the clamping block 11 and the clamping ring 212 are matched with each other, a clamping button 12 is rotatably installed at the top end of the clamping block 11, a connecting block 13 is fixedly connected to the bottom end of the supporting rod 1, and a connecting screw hole 14 is arranged on the connecting block 13 in a penetrating manner.

Referring to fig. 6, two connecting slot blocks 31 are symmetrically fixed on two sides of the upper end surface of the bottom plate 3, connecting bolts 33 are installed on the connecting slot blocks 31, two universal wheels 32 are fixedly installed on two sides of the lower end surface of the bottom plate 3, by adopting the above technical scheme, the supporting rod 1 is conveniently and fixedly connected through the connecting slot blocks 31, and the two universal wheels 32 are fixedly installed on two sides of the lower end surface of the bottom plate 3, so that the movement is convenient.

Referring to fig. 4, two clamp rings 224 are symmetrically arranged on the inner wall of the fixing ring 223 along the horizontal direction, and the clamp ring 224 located at the lower portion of the fixing ring 223 is fixedly connected with the fixing ring 223, a clamp screw 225 is vertically arranged at the top end of the outer portion of the fixing ring 223, and the bottom end of the clamp screw 225 penetrates through the inner wall of the fixing ring 223 and the clamp ring 224 at the upper portion to be fixedly connected in a rotating manner, so that the two clamp rings 224 are fixed inside the fixing ring 223, and the clamp ring 224 at the upper portion is extruded downwards through the clamp screw 225, so that the head portion of the spindle is conveniently pressed, and.

Referring to fig. 2, the connecting block 13 is installed in the connecting groove block 31, and the connecting block 13 is fastened to the connecting groove block 31 by the connecting bolt 33, and further, the connecting block 13 is fastened to the connecting groove block 31 by the connecting bolt 33, so that the stability of the mounting support rod 1 is improved.

The device obtained by the design can basically meet the requirements of the use of the machine tool spindle dismounting device for completing the dismounting work of the spindle under the condition of reducing the number of operators, simultaneously helping the operators pull the spindle outwards, reducing the labor intensity of the operators and improving the dismounting efficiency, but the designer further improves the device by aiming at further perfecting the function of the device.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a lathe main shaft dismounting device, includes bracing piece (1), draws and holds device (2) and bottom plate (3), its characterized in that: two supporting rods (1) are vertically and symmetrically arranged on two sides of the upper end face of the bottom plate (3), and the top ends of the supporting rods (1) are provided with pulling devices (2);

the pulling and holding device (2) comprises two pulling and holding rods (21), connecting plates (213) and fixing structures (22), the two pulling and holding rods (21) are symmetrically arranged along the vertical direction, sliding grooves (211) are formed in the opposite end faces of the two pulling and holding rods (21), clamping rings (212) are fixed at the two ends of each pulling and holding rod (21), the clamping rings (212) are fixedly clamped at the top end of the supporting rod (1), the connecting plates (213) are vertically arranged on one side between the two pulling and holding rods (21), the two ends of each connecting plate (213) are fixed on the corresponding pulling and holding rod (21), threaded sleeves (214) are fixed in the middle of the end faces of the outer side of each connecting plate (213), the fixing structures (22) are slidably mounted between the two pulling and holding rods (21), and the fixing structures (22) are arranged on one side far away from the connecting plates (213);

fixed knot constructs (22) including fixed plate (221), solid fixed ring (223) and draw and hold screw rod (226), fixed plate (221) level sets up and is pulling between holding pole (21), and all installs on the front and back terminal surface of fixed plate (221) with spout (211) matched with slider (222), the up end middle part vertical fixation of fixed plate (221) has solid fixed ring (223), fixed plate (221) are close to on the side end surface of connecting plate (213) along the rotatory fixedly connected with of horizontal direction and draw and hold screw rod (226), and draw the other end that holds screw rod (226) and run through the outside that connecting plate (213) and thread bush (214) extend to connecting plate (213).

2. The machine tool spindle dismounting device according to claim 1, wherein a clamping block (11) is fixed at the top end of the support rod (1), the clamping block (11) and the clamping ring (212) are matched with each other, a clamping button (12) is rotatably mounted at the top end of the clamping block (11), a connecting block (13) is fixedly connected to the bottom end of the support rod (1), and a connecting screw hole (14) is formed in the connecting block (13) in a penetrating manner.

3. The machine tool spindle dismounting device according to claim 2, characterized in that two connecting channel blocks (31) are symmetrically fixed on both sides of the upper end surface of the bottom plate (3), connecting bolts (33) are installed on the connecting channel blocks (31), and two universal wheels (32) are fixedly installed on both sides of the lower end surface of the bottom plate (3).

4. The machine tool spindle dismounting device according to claim 3, wherein two compression rings (224) are symmetrically arranged on the inner wall of the fixing ring (223) along the horizontal direction, the compression ring (224) located at the lower portion of the fixing ring (223) is fixedly connected with the fixing ring (223), a compression screw (225) is vertically arranged at the top end of the outer portion of the fixing ring (223), and the bottom end of the compression screw (225) penetrates through the inner wall of the fixing ring (223) and is fixedly connected with the compression ring (224) located at the upper portion in a rotating mode.

5. A machine tool spindle dismounting device according to claim 4, characterized in that the connecting block (13) is mounted in a connecting channel block (31), and the connecting block (13) and the connecting channel block (31) are fastened by a connecting bolt (33).