CN219484820U - Locking device for lower shell and cover plate of oil pump - Google Patents

Abstract

The utility model discloses a locking device for an oil pump lower shell and a cover plate, which comprises a frame, a conveying line arranged on the frame and a screw locking mechanism arranged on the frame. Still including being used for shifting the hold-down assembly, shift the hold-down assembly including setting up a support in the frame, set up a guide rail on a support, slide the connecting plate that sets up on a guide rail, set up be used for driving the connecting plate along a guide rail gliding No. one straight line module on a support, set up No. two straight line modules on the connecting plate, fixed link that sets up No. two straight line module output, set up the elastic support on the link, set up the sucking disc at the elastic support lower extreme, be provided with on the elastic support and keep away the vertical hole of keeping away of position to lock screw mechanism. The advantages are that: the structural design of the transfer compression assembly is convenient for transferring the cover plate, and can compress the cover plate and the lower shell, and meanwhile, the screw locking mechanism can be prevented from being positioned, so that the stability between the cover plate and the lower shell during locking is effectively ensured.

Description

Locking device for lower shell and cover plate of oil pump

Technical Field

The utility model relates to the field of screw locking equipment, in particular to a locking device for a lower shell and a cover plate of an oil pump.

Background

The lower shell of the oil pump is in bolted connection with the cover plate. In the whole screw locking process, the cover plate needs to be transferred to the upper part of the lower shell, so that the cover plate is aligned with the lower shell, then the cover plate and the lower shell are pressed by the pressing mechanism, and then the screw is locked. However, in the structure of the existing locking device, the transfer mechanism responsible for transferring the cover plate and the pressing mechanism responsible for pressing are two different structures, and a sequential order exists when the locking device is used.

For example, chinese patent publication No. CN106239142B discloses an automatic capping and screw locking device, which includes a pressing module, a locking module, and a main control computer, where the pressing module includes a first pressing mechanism located on a first side, a second pressing mechanism located on a second side opposite to the first side, and a third pressing mechanism located on a third side adjacent to the first side and the second side, and the main control computer controls the pressing mechanisms of any two adjacent sides to perform pressing successively; or controlling the pressing mechanisms of any two adjacent sides to simultaneously press, and sequentially pressing with the pressing mechanism of the other side according to a preset sequence. In the automatic gland and screw locking device, the pressing module and the vertical locking module are arranged separately, so that the whole device is complex in structure, more time is wasted between pressing and screw locking, and production efficiency is low.

In view of this, it is necessary to provide a locking device for the lower housing and the cover plate of the oil pump.

Disclosure of Invention

The locking device for the lower shell and the cover plate of the oil pump effectively solves the problems of complex structure and low efficiency of the existing device.

The technical scheme adopted by the utility model is as follows: a locking device for a lower shell and a cover plate of an oil pump comprises a frame, a conveying line arranged on the frame along the X direction and a screw locking mechanism arranged on the frame. Still including transferring the hold-down assembly, transfer the hold-down assembly including setting up in the frame support, along the X direction set up a guide rail on a support, slide the connecting plate that sets up on a guide rail, set up be used for driving the connecting plate along a guide rail gliding a straight line module on a support, set up along the Z axle direction No. two straight line modules on the connecting plate, fixed link that sets up No. two straight line module output, set up elastic support on the link, set up the sucking disc at the elastic support lower extreme, be provided with the vertical position hole of keeping away to lock screw mechanism keeps away the position on the elastic support.

Further is: the elastic frame comprises a first plate, a second plate, a plurality of first linear bearings, a plurality of pressing columns, a plurality of guide columns and a plurality of springs, wherein the first linear bearings, the plurality of pressing columns and the plurality of springs are arranged on the first plate, the springs are respectively sleeved on the guide columns, the first plate is fixedly connected with the connecting frame, the lower ends of the guide columns are fixedly connected with the second plate, the guide columns are sleeved in the first linear bearings, limiting protrusions capable of propping against the upper ends of the first linear bearings are arranged at the upper ends of the guide columns, the two ends of the springs are propped against the first plate and the second plate respectively, and the suckers and the pressing columns are arranged on the lower end faces of the second plate.

Further is: the screw locking mechanism comprises a second support arranged on the frame, a first screw locking assembly and a second screw locking assembly, wherein the first screw locking assembly and the second screw locking assembly are arranged on the second support and are identical in structure, the first screw locking assembly comprises a third guide rail arranged on the second support along the X direction, a sliding plate arranged on the third guide rail in a sliding mode, a third linear module fixedly arranged on the second support and used for driving the sliding plate to slide along the third guide rail, a fourth guide rail arranged on the sliding plate along the Y direction, a fifth linear module slidingly arranged on the fourth guide rail, a fourth linear module fixedly arranged on the sliding plate and used for driving the fifth linear module to slide along the fourth guide rail, and an automatic screw feeding screw locking machine fixedly arranged at the output end of the fifth linear module.

Further is: the conveying line comprises a line body arranged on the frame along the X direction and a jacking mechanism arranged on the frame and used for jacking products on the line body.

Further is: the jacking mechanism comprises a fixed plate fixedly arranged on the frame, a plurality of second linear bearings arranged on the fixed plate, a guide column sleeved in the second linear bearings, a jacking plate positioned at the upper end of the fixed plate and fixedly connected with the upper end of the guide column, a connecting column positioned at the lower end of the fixed plate and fixedly connected with the lower end of the guide column, and a cylinder arranged on the fixed plate and used for driving the jacking plate to lift.

The utility model has the beneficial effects that: the structural design of the transfer compression assembly is convenient for transferring the cover plate, and can compress the cover plate and the lower shell, and meanwhile, the screw locking mechanism can be prevented from being positioned, so that the stability between the cover plate and the lower shell during locking is effectively ensured.

Drawings

Fig. 1 is an overall schematic diagram of a locking device for a lower housing and a cover plate of an oil pump according to an embodiment of the present application.

Fig. 2 is a schematic diagram of a transfer compression assembly of a locking device for a lower housing and a cover plate of an oil pump according to an embodiment of the present application.

Fig. 3 is a schematic view of an elastic frame of a transfer compression assembly of a locking device of a lower housing and a cover plate of an oil pump according to an embodiment of the present application.

Fig. 4 is a schematic view of a first locking screw assembly of a locking device for a lower housing and a cover plate of an oil pump according to an embodiment of the present application.

Fig. 5 is a schematic diagram of a conveying line of a locking device of an oil pump lower housing and a cover plate according to an embodiment of the present application.

Fig. 6 is a schematic diagram of a lifting mechanism of a conveying line of a locking device of an oil pump lower housing and a cover plate according to an embodiment of the present application.

Marked in the figure as: 1. a frame; 2. a conveying line; 3. a screw locking mechanism; 4. transferring the compaction assembly; 41. a first support; 42. a first guide rail; 43. a connecting plate; 44. a first straight line module; 45. a second straight line module; 46. a connecting frame; 47. an elastic frame; 48. a suction cup; 471. a first plate; 472. a second plate; 473. a first linear bearing; 474. pressing the column; 475. a guide post; 476. a spring; 31. a second support; 32. a first locking screw assembly; 33. a second screw locking assembly; 321. a guide rail III; 322. a sliding plate; 323. a third straight line module; 324. a fourth guide rail; 325. a fifth straight line module; 326. a fourth straight line module; 327. automatic screw feeding and locking machine; 21. a wire body; 22. a jacking mechanism; 221. a fixing plate; 222. a second linear bearing; 223. a guide post; 224. a jacking plate; 225. a connecting column; 226. a cylinder; 001. a cover plate;

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

As shown in fig. 1 and fig. 2, the locking device for the lower casing and the cover plate of the oil pump provided by the embodiment of the application structurally comprises a frame 1, a conveying line 2 arranged on the frame 1 along the X direction, a screw locking mechanism 3 arranged on the frame 1, and a transferring and pressing assembly 4, wherein the transferring and pressing assembly 4 comprises a first support 41 arranged on the frame 1, a first guide rail 42 arranged on the first support 41 along the X direction, a connecting plate 43 arranged on the first guide rail 42 in a sliding manner, a first linear module 44 arranged on the first support 41 and used for driving the connecting plate 43 to slide along the first guide rail 42, a second linear module 45 arranged on the connecting plate 43 along the Z axis direction, a connecting frame 46 fixedly arranged at the output end of the second linear module 45, an elastic frame 47 arranged on the connecting frame 46, and a sucker 48 arranged at the lower end of the elastic frame 47, and a vertical position avoiding hole for avoiding the screw locking mechanism 3 is arranged on the elastic frame 47.

It should be noted that, carry the tool on the transfer chain 2, the lower casing is placed on the tool, and transfer chain 2 top is provided with apron 001 feed station, shifts and compresses tightly subassembly 4 and is used for shifting the apron 001 of apron 001 feed station to the lower casing that is located on the tool to compress tightly apron 001 and lower casing.

In actual use, the first linear module 44 drives the connecting plate 43 to move to the upper part of the cover plate 001 feeding station along the first guide rail 42, then the second linear module 45 drives the connecting frame 46 to move downwards, so that after the sucking disc 48 adsorbs the cover plate 001 in the cover plate 001 feeding station, the second linear module 45 drives the connecting frame 46 to move upwards, the first linear module 44 drives the connecting plate 43 to be positioned above the jig of the station to be locked, then the second linear module 45 drives the connecting frame 46 to move downwards, and the cover plate 001 is placed on the lower shell and continuously moves downwards, so that the elastic frame 47 slowly compresses the cover plate 001. The screw locking mechanism 3 then passes through the clearance hole to lock the lower housing with the cover plate 001.

Among the above-mentioned design, shift the structural design who compresses tightly subassembly 4 both is convenient for to the transfer of apron 001, can compress tightly apron 001 and lower casing again, can keep away the position to lock screw mechanism 3 simultaneously, effectually guaranteed the stability when locking between apron 001 and the lower casing.

Specifically: as shown in fig. 3, the elastic frame 47 includes a first plate 471, a second plate 472, a plurality of first linear bearings 473 disposed on the first plate 471, a plurality of pressing columns 474, a plurality of guide columns 475, a plurality of springs 476 respectively sleeved on the guide columns 475, the first plate 471 is fixedly connected with the connecting frame 46, the lower ends of the guide columns 475 are fixedly connected with the second plate 472, the guide columns 475 are sleeved in the first linear bearings 473, the upper ends of the guide columns 475 are provided with limit protrusions capable of abutting against the upper ends of the first linear bearings 473, two ends of the springs 476 abut against the first plate 471 and the second plate 472, and the sucking discs 48 and the pressing columns 474 are disposed on the lower end surfaces of the second plate 472.

In actual use, after the cover plate 001 is placed on the lower housing by the suction cup 48, the elastic member is continuously driven downward along with the second linear module 45, so that the guide post 475 slides upward along the first linear bearing 473, and the spring 476 compresses until the cover plate 001 is compressed with the lower housing.

In the above design, the elastic frame 47 has a compact structure, so that the cover plate 001 and the lower housing can be effectively buffered in the compression process after alignment, and the cover plate 001 is not damaged.

Specifically: as shown in fig. 1 and 4, the screw locking mechanism 3 includes a second support 31 disposed on the frame 1, a first screw locking assembly 32 and a second screw locking assembly 33 disposed on the second support 31 and having the same structure, the first screw locking assembly 32 includes a third guide rail 321 disposed on the second support 31 along the X direction, a sliding plate 322 slidably disposed on the third guide rail 321, a third linear module 323 fixedly disposed on the second support 31 for driving the sliding plate 322 to slide along the third guide rail 321, a fourth guide rail 324 disposed on the sliding plate 322 along the Y direction, a fifth linear module 325 slidably disposed on the fourth guide rail 324, a fourth linear module 326 fixedly disposed on the sliding plate 322 for driving the fifth linear module 325 to slide along the fourth guide rail 324, and an automatic screw feeding screw locking machine 327 fixedly disposed at an output end of the fifth linear module 325.

In actual use, the first locking screw assembly 32 and the second locking screw assembly 33 work simultaneously, when the cover plate 001 is pressed against the lower housing, the third linear module 323 drives the sliding plate 322 to move along the third guide rail 321, the fourth linear module 326 drives the fifth linear module 325 to move above the cover plate 001 along the fourth guide rail 324, and then the fifth linear module 325 drives the automatic screw feeding machine 327 to move downwards, so that after the gun head of the automatic screw feeding machine 327 passes through the avoidance hole, screws are fed into the screw hole of the cover plate 001, and the screws are screwed to tighten the cover plate 001 and the lower housing.

In the above design, the structural design and the specific embodiment of the screw locking mechanism 3 can make two automatic screw feeding and locking machines 327 work simultaneously, so that the screwing efficiency between the cover plate 001 and the lower shell is multiplied.

Specifically: as shown in fig. 5, the conveyor line 2 includes a line body 21 provided on the frame 1 in the X direction, and a lifting mechanism 22 provided on the frame 1 for lifting the product on the line body 21.

In actual use, the jig moves to a predetermined station to be screwed up under the conveying of the wire body 21, and then the jacking mechanism 22 jacks up the jig, so that the jig is separated from the wire body 21.

In the above design, the structural design of the conveying line 2 can enable the jig to be timely lifted off the line body 21, so that the locking is convenient to carry out.

Specifically: as shown in fig. 6, the jacking mechanism 22 includes a fixing plate 221 fixedly disposed on the frame 1, a plurality of No. two linear bearings 222 disposed on the fixing plate 221, a guide post 223 sleeved in the No. two linear bearings 222, a jacking plate 224 disposed at an upper end of the fixing plate 221 and fixedly connected to an upper end of the guide post 223, a connecting post 225 disposed at a lower end of the fixing plate 221 and fixedly connected to a lower end of the guide post 223, and an air cylinder 226 disposed on the fixing plate 221 for driving the jacking plate 224 to lift.

When in actual use, when the jig is required to be lifted, the air cylinder 226 drives the lifting plate 224 to move upwards, so that the guide column 223 and the connecting column 225 synchronously move upwards, and when the lifting plate 224 is lifted from the lower part through the jig, the stroke of the air cylinder 226 is kept unchanged until the cover plate 001 is locked with the lower shell.

In the above design, the structural design of the jacking mechanism 22 can enable the jig to remain stable after being jacked up.

It should be understood that the foregoing description is only illustrative of the present utility model and is not intended to limit the utility model to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims (5)

1. The utility model provides a locking device of casing and apron under oil pump, includes frame (1), sets up transfer chain (2) on frame (1) along the X direction and sets up lock screw mechanism (3) on frame (1), its characterized in that: still including shifting hold-down assembly (4), shift hold-down assembly (4) including setting up a support (41) on frame (1), set up guide rail (42) on a support (41) along the X direction, slide connecting plate (43) that set up on guide rail (42), set up be used for driving connecting plate (43) along a gliding straight line module (44) of guide rail (42) on a support (41), set up two straight line modules (45) on connecting plate (43) along the Z axle direction, fixed link (46) that set up in No. two straight line modules (45) output, elastic support (47) that set up on link (46), sucking disc (48) of setting on elastic support (47) lower extreme, be provided with on elastic support (47) and keep away the vertical position hole of keeping away of position to lock screw mechanism (3).

2. The locking device of the lower oil pump housing and the cover plate according to claim 1, wherein: the elastic frame (47) comprises a first plate (471), a second plate (472), a plurality of first linear bearings (473) arranged on the first plate (471), a plurality of pressing columns (474), a plurality of guide columns (475) and a plurality of springs (476) sleeved on the guide columns (475) respectively, wherein the first plate (471) is fixedly connected with the connecting frame (46), the lower ends of the guide columns (475) are fixedly connected with the second plate (472), the guide columns (475) are sleeved in the first linear bearings (473), limit protrusions capable of propping against the upper ends of the first linear bearings (473) are arranged at the upper ends of the guide columns (475), the two ends of the springs (476) are propped against the first plate (471) and the second plate (472) respectively, and the suckers (48) and the pressing columns (474) are arranged on the lower end faces of the second plate (472).

3. The locking device of the lower oil pump housing and the cover plate according to claim 1, wherein: the screw locking mechanism (3) comprises a second support (31) arranged on the frame (1), a first screw locking assembly (32) and a second screw locking assembly (33) which are arranged on the second support (31) and are identical in structure, the first screw locking assembly (32) comprises a third guide rail (321) arranged on the second support (31) along the X direction, a sliding plate (322) arranged on the third guide rail (321) in a sliding mode, a third linear module (323) fixedly arranged on the second support (31) and used for driving the sliding plate (322) to slide along the third guide rail (321), a fourth guide rail (324) arranged on the sliding plate (322) along the Y direction, a fifth linear module (325) arranged on the fourth guide rail (324) in a sliding mode, a fourth linear module (326) fixedly arranged on the sliding plate (322) and used for driving the fifth linear module (325) to slide along the fourth guide rail (324), and an automatic screw locking machine (327) fixedly arranged at the output end of the fifth linear module (325).

4. The locking device of the lower oil pump housing and the cover plate according to claim 1, wherein: the conveying line (2) comprises a line body (21) arranged on the frame (1) along the X direction and a jacking mechanism (22) arranged on the frame (1) and used for jacking products on the line body (21).

5. The locking device of the lower oil pump housing and the cover plate according to claim 4, wherein: the lifting mechanism (22) comprises a fixed plate (221) fixedly arranged on the frame (1), a plurality of second linear bearings (222) arranged on the fixed plate (221), guide posts (223) sleeved in the second linear bearings (222), lifting plates (224) positioned at the upper ends of the fixed plate (221) and fixedly connected with the upper ends of the guide posts (223), connecting posts (225) positioned at the lower ends of the fixed plate (221) and fixedly connected with the lower ends of the guide posts (223), and air cylinders (226) arranged on the fixed plate (221) and used for driving the lifting plates (224) to lift.