CN114433950A

CN114433950A - Rapid cutting clamp

Info

Publication number: CN114433950A
Application number: CN202111467166.0A
Authority: CN
Inventors: 许祥霖; 万小民; 洪剑峰; 何杰; 焦建飞; 谷强; 宋燕清
Original assignee: Jiangsu Hengyi Industrial Technology Co ltd
Current assignee: Jiangsu Hengyi Industrial Technology Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-05-06

Abstract

The invention discloses a rapid cutting clamp which comprises a base, wherein a bottom plate sliding mechanism is arranged on the base, a workpiece clamping mechanism is arranged on the bottom plate sliding mechanism, the bottom plate sliding mechanism comprises a first bottom plate, a linear guide rail A and a linear guide rail B are arranged on the left side and the middle part of the first bottom plate in parallel, the workpiece clamping mechanism comprises a second bottom plate, a side baffle block is vertically arranged in the middle of the second bottom plate, a first lower nylon cushion block A and a first lower nylon cushion block B are respectively arranged on the left side and the middle part of the second bottom plate, and a right side pressing mechanism is arranged on the right side of the second bottom plate. The battery box body is novel in structure and reasonable in design, greatly saves working time, improves working efficiency, reduces labor intensity of workers, has the same size of cutting chamfers and stable quality, ensures subsequent welding quality, enhances the integral air tightness of the battery box body, and provides guarantee for mass quality and quantity guarantee production.

Description

Rapid cutting clamp

Technical Field

The invention relates to the technical field of machining fixtures, in particular to a rapid cutting fixture.

Background

Global energy and environmental systems face tremendous challenges, and automobiles are revolutionizing as major households for oil consumption and carbon dioxide emissions. Therefore, countries in the world develop new energy vehicles vigorously to save energy and reduce emission, China puts the new energy vehicles into seven strategic emerging industries, governments at all levels in the center and the places pay high attention to the development of the new energy vehicles, various supporting and cultivating policies are developed successively, and good policy environments are created for the development of the new energy vehicles.

The battery box body assembly is used as an important carrier for loading batteries in a new energy vehicle, and has high requirements on the mechanical strength (impact resistance and vibration resistance), the environment resistance (paint adhesion, salt spray resistance test, industrial solvent resistance and the like) and the air tightness (water resistance and gas detection resistance). Battery box assembly is formed by the aluminium alloy tailor-welding, it is a lot of in the welding of spare part turning department, must carry out the chamfer to the section bar welding department for it is firm to weld, adopt the file to carry out manual filing during sample trial-manufacturing and small batch production, along with large batch production, manual filing time is long on the one hand, about 5 minutes when filing two chamfers is long to repair, high in labor strength, at the bottom of the work efficiency, on the other hand, the manual chamfer of filing size of repairing differs, the appearance differs, influence follow-up welding quality, detect to the holistic gas tightness of battery box and cause very big instability, there is great potential safety hazard.

Disclosure of Invention

The invention aims to solve the technical problems and provides a rapid cutting clamp.

In order to achieve the technical purpose and achieve the technical requirements, the invention adopts the technical scheme that: the utility model provides a rapid cutting anchor clamps, includes the base, its characterized in that: a bottom plate sliding mechanism is arranged on the base, and a workpiece clamping mechanism is arranged on the bottom plate sliding mechanism; the base comprises a plurality of stand columns which are arranged in parallel, a lower longitudinal rail is arranged in the middle of each two stand columns which are adjacent in the longitudinal direction, the upper end surfaces and the middle parts of the two stand columns which are adjacent in the transverse direction are respectively provided with an upper crosspiece and a lower crosspiece, the two ends of each upper crosspiece are respectively connected with the upper longitudinal rail, the upper plane of each upper crosspiece is flush with the upper plane of each upper longitudinal rail, four corner cushion blocks are arranged at the four corners of the base, support rods are arranged in the middle parts of the two upper crosspieces, lower cushion blocks are arranged on the support rods, and the lower cushion blocks are connected with adjusting cushion blocks through a plurality of cylindrical head screws;

the bottom plate sliding mechanism comprises a first bottom plate, four corners of the first bottom plate are respectively connected with four corner cushion blocks through screws, a linear guide rail A and a linear guide rail B are arranged on the left side and the middle part of the first bottom plate in parallel, a plurality of first slide blocks are respectively arranged on the linear guide rail A and the linear guide rail B, stop blocks are symmetrically arranged on the first bottom plate on the right side of the linear guide rail A from front to back, a tension spring upright post A is arranged on the first bottom plate on the right side of each stop block, a cutter groove is arranged on the right side of the first bottom plate, a plurality of second cutter fixing blocks are arranged on the lower portion of the right side of the first bottom plate, a plurality of first cutter fixing blocks are arranged on the upper portion of the right side of the first bottom plate, cutting machines are arranged on the first cutter fixing blocks and the second cutter fixing blocks, the cutting machines are arranged in the cutter grooves, and the bottom of the left end of each cutting machine is arranged on a cushion block of an adjusting block, a plurality of lifting ring screws are arranged at the front and rear positions on the first bottom plate;

the workpiece clamping mechanism comprises a second bottom plate, the second bottom plate is arranged on the first sliding block, a tension spring upright post B is arranged at the bottom of the second bottom plate, one end of a tension spring is arranged on the tension spring upright post B, the other end of the tension spring is arranged on the tension spring upright post A, a side baffle block is vertically arranged in the middle of the second bottom plate, a supporting block is vertically arranged at the back of the side baffle block, an upper side nylon cushion block is arranged at the front part of the top end of the side baffle block, the left side and the middle part of the second bottom plate are respectively connected with a first lower nylon cushion block A and a first lower nylon cushion block B through screws, and a right side pressing mechanism is arranged at the right side of the second bottom plate; the right side hold-down mechanism includes the right side dog that the longitudinal symmetry set up, two be provided with nylon cushion under the second on the second bottom plate between the right side dog, two the outside of right side dog is provided with right side limit stop, slider fixed block respectively, there is right side direction nylon block right side dog left side through screw connection, be provided with the second slider in the slider fixed block, the opposite face of right side limit stop, second slider has right side compressing tightly nylon block A, right side compressing tightly nylon block B through screw connection respectively, be provided with adjusting bolt subassembly on the second slider, slider fixed block front end is provided with the adjusting bolt fixed plate, adjusting bolt subassembly front end is provided with the handle.

Preferably: the center line of the first lower nylon cushion block A, the center line of the first lower nylon cushion block B and the center line of the second lower nylon cushion block are on the same plane.

Preferably: the first lower nylon cushion block A comprises a cushion block, the front and the back of the cushion block are vertically and symmetrically provided with limit blocks, a chamfer is arranged between the inner side face of each limit block and the upper plane, and the first lower nylon cushion block B is identical to the first lower nylon cushion block A in structure.

Preferably: the longitudinal section of the adjusting cushion block is arranged to be a right trapezoid, and the included angle between the upper plane of the adjusting cushion block and the horizontal plane is 1-5 degrees.

Preferably: a plurality of waist-shaped stepped grooves with the same shape and size are arranged on the adjusting cushion block in parallel, and the cylindrical head screws are arranged in the waist-shaped stepped grooves respectively.

Preferably, the following components: a through hole is formed in the right side stop block, and the right side compression nylon block A and the right side compression nylon block B are respectively located in the through hole.

Preferably: and the linear guide rail A and the linear guide rail B are both set to be double-slider linear guide rails.

Compared with the traditional structure, the invention has the beneficial effects that:

1. the battery box body cutting device is novel in structure, reasonable in design and stable in quality, mechanical equipment is adopted for cutting, the time for cutting two chamfers of one box body is only 45 seconds, the working time is greatly saved, the working efficiency is improved, the labor intensity of workers is reduced, the mechanical cutting chamfers are identical in size and stable in quality, the subsequent welding quality is guaranteed, the integral air tightness of the battery box body is enhanced, and the guarantee is provided for mass quality-keeping and quantity-keeping production.

2. The invention has simple operation, is stable and reliable, and can buffer by the stretching and shrinking of the tension spring in the repeated movement of the whole cutting process, so that the whole cutting process is stable, ordered and reliable, and meanwhile, the cutting stroke is controlled by adding the limit pin on the base, thereby ensuring that the cutting is finished in the minimum stroke.

3. The battery box clamping mechanism is compact in structure, space is saved, the box body is vertically placed, the clamping part of the box body in the workpiece clamping mechanism is made of nylon materials due to the fact that the box body of the battery box is made of aluminum, limiting blocks in the feeding direction are reasonably chamfered according to the material placing sequence, and the workpiece placing is enabled to be rapid and reliable.

Drawings

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

FIG. 2 is a cut-away assembly view of a workpiece according to the present invention;

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

FIG. 4 is a top view of the base of the present invention;

FIG. 5 is a front view of the bottom plate glide mechanism of the present invention;

FIG. 6 is a top view of the bottom plate glide mechanism of the present invention;

FIG. 7 is a top view of the workpiece clamping mechanism of the present invention;

FIG. 8 is a cross-sectional view taken along line A-A of FIG. 7;

FIG. 9 is a top view of a first lower nylon spacer of the present invention;

FIG. 10 is a cross-sectional view taken along line B-B of FIG. 9;

FIG. 11 is a schematic view of a second slider structure according to the present invention;

in the figure: 1. the cutting machine comprises a base, 11 upright posts, 12 lower crosspiece, 13 lower longitudinal crosspiece, 14 four-corner cushion blocks, 15 upper crosspiece, 16 adjusting cushion blocks, 161 waist-shaped stepped grooves, 17 lower cushion blocks, 18 support rods, 19 upper longitudinal crosspiece, 2 bottom plate sliding mechanisms, 21 first bottom plates, 211 cutter grooves, 22 linear guide rails A, 221 first sliding blocks, 23 stoppers, 24 tension spring upright posts A, 25 tension springs, 26 linear guide rails B, 27 second cutter fixing blocks, 28 first cutter fixing blocks, 29 lifting ring screws, 3 workpiece clamping mechanisms, 31 second bottom plates, 32 supporting blocks, 33 side baffle blocks, 34 upper side nylon cushion blocks, 35 right side pressing mechanisms, 351 right side limit stoppers, 352 right side stoppers, 3521 through holes, 353 second lower nylon cushion blocks, 354 right side pressing nylon blocks A, 355 sliding blocks, 356. the adjustable bolt comprises an adjustable bolt fixing plate 357, an adjustable bolt assembly, 358, a handle 359, a right side guide nylon block, 36, a first lower nylon cushion block B, 37, a first lower nylon cushion block A, 371, a cushion block 372, a limiting block, 4, a cutting machine and 5, workpieces.

Detailed Description

The present invention is further described below.

Referring to the drawings, a rapid cutting fixture comprises a base 1 and is characterized in that: a bottom plate sliding mechanism 2 is arranged on the base 1, and a workpiece clamping mechanism 3 is arranged on the bottom plate sliding mechanism 2; the base 1 comprises a plurality of upright posts 11 which are arranged in parallel, a lower longitudinal rail 13 is arranged in the middle of each two upright posts 11 which are longitudinally adjacent, upper crosspieces 15 and lower crosspieces 12 are respectively arranged on the upper end surfaces and the middle parts of the two upright posts 11 which are transversely adjacent, two ends of each upper crosspiece 15 are respectively connected with an upper longitudinal rail 19, the upper plane of each upper crosspiece 15 is flush with the upper plane of each upper longitudinal rail 19, four corner cushion blocks 14 are arranged at four corners of the base 1, support rods 18 are arranged in the middle parts of the two upper crosspieces 15, lower cushion blocks 17 are arranged on the support rods 18, and the lower cushion blocks 17 are connected with adjusting cushion blocks 16 through a plurality of cylindrical head screws;

the bottom plate sliding mechanism 2 comprises a first bottom plate 21, four corners of the first bottom plate 21 are respectively connected with four corner cushion blocks 14 through screws, a linear guide rail A22 and a linear guide rail B26 are arranged on the left side and the middle of the first bottom plate 21 in parallel, a plurality of first sliding blocks 221 are respectively arranged on the linear guide rail A22 and the linear guide rail B26, stopper blocks 23 are symmetrically arranged on the first bottom plate 21 on the right side of the linear guide rail A22 in a front-back manner, tension spring upright posts A24 are arranged on the first bottom plate 21 on the right side of the stopper blocks 23, a cutter groove 211 is arranged on the right side of the first bottom plate 21, a plurality of second cutter fixing blocks 27 are arranged on the lower portion of the right side of the first bottom plate 21, a plurality of first cutter fixing blocks 28 are arranged on the upper portion of the right side of the first bottom plate 21, cutting machines are arranged on the first cutter fixing blocks 28 and the second cutter fixing blocks 27, and are arranged in the cutter groove 211, the bottom of the left end of the cutting machine is arranged on the adjusting cushion block 16, and a plurality of lifting ring screws 29 are arranged at the front and rear positions on the first bottom plate 21;

the workpiece clamping mechanism 3 comprises a second bottom plate 31, the second bottom plate 31 is arranged on a first sliding block 221, a tension spring upright post B is arranged at the bottom of the second bottom plate 31, one end of a tension spring 25 is arranged on the tension spring upright post B, the other end of the tension spring 25 is arranged on the tension spring upright post a24, a side baffle block 33 is vertically arranged in the middle of the second bottom plate 31, a supporting block 32 is vertically arranged at the back of the side baffle block 33, an upper side nylon cushion block 34 is arranged at the front part of the top end of the side baffle block 33, a first lower nylon cushion block a37 and a first lower nylon cushion block B36 are respectively connected to the left side and the middle part of the second bottom plate 31 through screws, and a right pressing mechanism 35 is arranged on the right side of the second bottom plate 31; the right side hold-down mechanism 35 includes the right side dog 352 that the symmetry set up around, two be provided with nylon cushion block 353 under the second on the second bottom plate 31 between the right side dog 352, two the outside of right side dog 352 is provided with right side limit stop 351, slider fixed block 355 respectively, there is right side direction nylon block 359 right side dog 352 left side through screw connection, be provided with the second slider in the slider fixed block 355, the opposite face of right side limit stop 351, second slider has right side pressure nylon block A354, right side pressure nylon block B through screw connection respectively, be provided with adjusting bolt subassembly 357 on the second slider, slider fixed block 355 front end is provided with adjusting bolt fixed plate 356, adjusting bolt subassembly 357 front end is provided with handle 358.

In the preferred embodiment, the center line of the first lower nylon spacer a37, the center line of the first lower nylon spacer B36 and the center line of the second lower nylon spacer 353 are in the same plane.

In this preferred embodiment, the first lower nylon spacer block a37 includes a spacer block 371, the spacer block 371 is vertically and symmetrically provided with stopper 372, a chamfer is provided between the inner side surface of the stopper 372 and the upper plane, and the first lower nylon spacer block B36 and the first lower nylon spacer block a37 have the same structure.

In the preferred embodiment, the longitudinal section of the adjusting cushion block 16 is set as a right trapezoid, and the included angle between the upper plane of the adjusting cushion block 16 and the horizontal plane is set to be 1-5 °.

In this preferred embodiment, a plurality of waist-shaped stepped grooves 161 with the same shape and size are arranged in parallel on the adjusting cushion block 16, and the cylindrical head screws are respectively arranged in the waist-shaped stepped grooves 161.

In the preferred embodiment, the right stopper 352 is provided with a through hole 3521, and the right pressing nylon block a354 and the right pressing nylon block B are respectively located in the through hole 3521.

In the preferred embodiment, the linear guide rail a22 and the linear guide rail B26 are both provided as a double-slider linear guide rail.

In specific implementation, the upper part of the workpiece 5 is tightly attached to the upper side nylon cushion block 34, the bottom of the workpiece 5 is respectively placed on the first lower nylon cushion block A37, the first lower nylon cushion block B36 and the second lower nylon cushion block 353, the first lower nylon cushion block A37, the first lower nylon cushion block B36 and the second lower nylon cushion block 353 are all made of nylon materials, and the limiting block 372 is reasonably chamfered, so that the workpiece 5 can be placed quickly and reliably; the adjusting bolt assembly 357 can be adjusted through the handle 358, and the second sliding block and the right pressing nylon block B are pushed to press the right side of the workpiece 5 forwards; the workpiece clamping mechanism 3 is pushed forwards and backwards, the workpiece clamping mechanism 3 moves forwards and backwards along the linear guide rail A22 and the linear guide rail B26, at the moment, a forming blade in the cutting machine 4 cuts the corner in the workpiece 5, and the corner on one side of the workpiece 5 is cut; the workpiece 5 is turned over 180 deg., and the above operation is repeated to complete the cutting of the other corner. In the repeated movement of the whole cutting process, the tension spring 25 stretches and contracts to buffer, so that the whole cutting process is stable, orderly and reliable, and meanwhile, the limiting pin is added on the tool base to control the cutting stroke, so that the cutting is ensured to be completed in the minimum stroke. The workpiece can be positioned and placed on the bottom plate sliding mechanism in parallel, and the cutting can be finished at the same time.

The above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, but not intended to limit the scope of the present invention, and all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.

Claims

1. A rapid cutting clamp comprises a base (1), and is characterized in that: a bottom plate sliding mechanism (2) is arranged on the base (1), and a workpiece clamping mechanism (3) is arranged on the bottom plate sliding mechanism (2); the base (1) comprises a plurality of parallel stand columns (11), a lower longitudinal rail (13) is arranged in the middle of each two vertically adjacent stand columns (11), upper crosspieces (15) and lower crosspieces (12) are respectively arranged on the upper end faces and the middle parts of the two horizontally adjacent stand columns (11), two ends of each upper crosspiece (15) are respectively connected with an upper longitudinal rail (19), the upper plane of each upper crosspiece (15) is flush with the upper plane of each upper longitudinal rail (19), four corner cushion blocks (14) are arranged at four corners of the base (1), support rods (18) are arranged in the middle parts of the two upper crosspieces (15), lower cushion blocks (17) are arranged on the support rods (18), and the lower cushion blocks (17) are connected with adjusting cushion blocks (16) through a plurality of cylindrical head screws;

the bottom plate sliding mechanism (2) comprises a first bottom plate (21), four corners of the first bottom plate (21) are respectively connected with four corner cushion blocks (14) through screws, a linear guide rail A (22) and a linear guide rail B (26) are arranged on the left side and the middle part of the first bottom plate (21) in parallel, a plurality of first sliding blocks (221) are respectively arranged on the linear guide rail A (22) and the linear guide rail B (26), check blocks (23) are symmetrically arranged on the first bottom plate (21) on the right side of the linear guide rail A (22) in a front-back mode, tension spring upright posts A (24) are arranged on the first bottom plate (21) on the right side of the check blocks (23), a cutter groove (211) is arranged on the right side of the first bottom plate (21), a plurality of second cutter fixing blocks (27) are arranged on the lower portion of the right side of the first bottom plate (21), a plurality of first cutter fixing blocks (28) are arranged on the upper portion of the right side of the first bottom plate (21), cutting machines are arranged on the first cutting machine fixing block (28) and the second cutting machine fixing block (27), the cutting machines are arranged in a cutting machine groove (211), the bottom of the left end of each cutting machine is arranged on an adjusting cushion block (16), and a plurality of lifting ring screws (29) are arranged at the front and rear positions on the first bottom plate (21);

the workpiece clamping mechanism (3) comprises a second bottom plate (31), the second bottom plate (31) is arranged on a first sliding block (221), a tension spring upright post B is arranged at the bottom of the second bottom plate (31), one end of a tension spring (25) is arranged on the tension spring upright post B, the other end of the tension spring (25) is arranged on a tension spring upright post A (24), a side baffle block (33) is vertically arranged in the middle of the second bottom plate (31), a supporting block (32) is vertically arranged at the back of the side baffle block (33), an upper side nylon cushion block (34) is arranged at the front part of the top end of the side baffle block (33), a first lower nylon cushion block A (37) and a first lower nylon cushion block B (36) are respectively connected to the left side and the middle part of the second bottom plate (31) through screws, and a right side pressing mechanism (35) is arranged on the right side of the second bottom plate (31); the right pressing mechanism (35) comprises right stoppers (352) which are symmetrically arranged in front and back, a second lower nylon cushion block (353) is arranged on a second bottom plate (31) between the two right stoppers (352), a right limit stopper (351) and a sliding block fixing block (355) are respectively arranged on the outer sides of the two right stoppers (352), the left side of the right side stop block (352) is connected with a right side guide nylon block (359) through a screw, a second slide block is arranged in the slide block fixing block (355), the opposite surfaces of the right limit stop block (351) and the second slide block are respectively connected with a right pressing nylon block A (354) and a right pressing nylon block B through screws, the second slider is provided with an adjusting bolt assembly (357), the front end of the slider fixing block (355) is provided with an adjusting bolt fixing plate (356), and the front end of the adjusting bolt assembly (357) is provided with a handle (358).

2. A rapid cutting fixture according to claim 1, wherein: the central line of the first lower nylon cushion block A (37), the central line of the first lower nylon cushion block B (36) and the central line of the second lower nylon cushion block (353) are on the same plane.

3. A rapid cutting fixture according to claim 1, wherein: first nylon cushion A (37) includes cushion (371) down, perpendicular symmetry is provided with stopper (372) around on cushion (371), be provided with the chamfer between the medial surface of stopper (372) and the last plane, first nylon cushion B (36) is the same with first nylon cushion A (37) structure down.

4. A rapid cutting fixture according to claim 1, wherein: the longitudinal section of the adjusting cushion block (16) is arranged to be a right trapezoid, and the included angle between the upper plane of the adjusting cushion block (16) and the horizontal plane is set to be 1-5 degrees.

5. A rapid cutting fixture according to claim 1, wherein: a plurality of waist-shaped stepped grooves (161) with the same shape and size are arranged on the adjusting cushion block (16) in parallel, and the cylindrical head screws are respectively arranged in the waist-shaped stepped grooves (161).

6. A rapid cutting fixture according to claim 1, wherein: the right side stop block (352) is provided with a through hole (3521), and the right side pressing nylon block A (354) and the right side pressing nylon block B are respectively positioned in the through hole (3521).

7. A rapid cutting fixture according to claim 1, wherein: and the linear guide rail A (22) and the linear guide rail B (26) are both set to be double-slider linear guide rails.