CN203003940U

CN203003940U - Strip-shaped workpiece end portion shoveling device

Info

Publication number: CN203003940U
Application number: CN 201220486518
Authority: CN
Inventors: 贺轶龙; 姚其锦
Original assignee: Ningbo Minth Automotive Parts Research and Development Co Ltd
Current assignee: Ningbo Minth Automotive Parts Research and Development Co Ltd
Priority date: 2012-09-15
Filing date: 2012-09-15
Publication date: 2013-06-19
Anticipated expiration: 2022-09-15

Abstract

The utility model provides a strip-shaped workpiece end portion shoveling device which comprises a workpiece clamping mechanism and a shoveling mechanism. The shoveling mechanism comprises a cutter driving block, a cutter frame and a cutter. A shoveling driving air cylinder is arranged above the cutter driving block, an extending piston rod of the cutter driving block is movably connected with the cutter driving block in a hinge mode, and the shoveling driving air cylinder is shelved through a pair of pin shafts and a pin shaft seat, so that the shoveling driving air cylinder and the piston rod swing around the pin shafts, and at least one pair of cylindrical guide pins is arranged on the front face and the rear face of the cutter driving block in a symmetric extending mode. The shoveling mechanism further comprises a front guide plate and a back guide plate, wherein the front guide plate and the rear guide plate are fixed on the inner side face of a front vertical plate and the inner side face of a rear vertical plate in a close-attaching mode, are symmetrically erected, and control operation of the cutter. At least one pair of corresponding guide grooves is formed in the front guide plate and the back guide plate according to an operation track of a shoveling motion of the cutter, and guide pins are arranged in the corresponding guide grooves, so that under driving of the shoveling driving air cylinder, and the cutter driving block can drive the cutter to complete shoveling motion.

Description

Strip-shaped work end shovel cutting apparatus

Technical field

The utility model relates to a kind of strip-shaped work end shovel cutting apparatus.

Background technology

Often need to shovel some strip-shaped works end on engineering and cut operation, generally all use traditional cutting knife to carry out Manual shovel and cut, shovel is cut low precision, and operating efficiency is low; For the typical products in mass production that the needs shovel is cut operation, this operating type is obviously not all right.As automotive trim strip, comprise sealing strip and pure ornamental strip, the general mode of cutting off after the moulding of extrusion process continuous extruding that adopts during manufacturing, often installing for it needs, and the ornamental strip after cut-out need to shovel its end and cut operation.Do not cut device or the instrument of operation but be fit in the market the large-tonnage product shovel, do not report about the technology of this respect yet.

The utility model is head it off just.

Summary of the invention

Technical problem to be solved in the utility model is for the above-mentioned state of the art, and a kind of strip-shaped work end shovel cutting apparatus scheme is provided.

The utility model solves the problems of the technologies described above the technical scheme that adopts:

A kind of strip-shaped work end shovel cutting apparatus, comprise base plate, be installed with clamping workpiece mechanism above base plate, it is characterized in that, described clamping workpiece mechanism comprises workpiece rest block and Work-sheet pressing mechanism, described workpiece rest block right side is provided with workpiece stop block, and described workpiece stop block comprises a spacing end face, and described hold-down mechanism is driven by clamping cylinder; Be respectively equipped with front vertical plate in the front and back of clamping workpiece mechanism and back vertical plate is erected at above described base plate, described clamping workpiece mechanism top is provided with the shovel cutting mechanism, described shovel cutting mechanism comprises the cutter driving piece, be fixedly mounted on the cutoff knife rack below the cutter driving piece, be fixedly mounted on the cutting knife in cutoff knife rack; Described cutter driving piece top arranges a shovel and cuts the driving cylinder, its piston rod that stretches out is flexibly connected with hinging manner and cutter driving piece, and described shovel is cut and driven a pair of bearing pin and the axis pin base of cylinder through being arranged at its piston rod external part and be shelved on described front vertical plate it is swung around bearing pin together with piston rod; The front of described cutter driving piece and back are provided with at least 1 pair of cylindrical guide pin in the symmetry mode of stretching out separately; Described shovel cutting mechanism also comprises a pair of guide plate that is symmetrical control cutting knife operation of erectting of being close to the medial surface that is fixed on described front vertical plate and back vertical plate, comprise front guide and back guide, described be on the symmetrical front guide of erectting and back guide separately to cut by the cutting knife shovel move running orbit and offer at least 1 pair of corresponding guide groove; Described guide finger is held in corresponding guide groove, makes described cutter driving piece to cut at shovel and drives cutting knife under the driving that drives cylinder and complete shovel and cut action.

Described guide groove is the angle square shape, and its corner is arc transition.

Described guide finger is 2 pairs with corresponding guide groove.

Described guide finger is 3 pairs with corresponding guide groove.

Described workpiece rest block upper surface is provided with the groove that matches with described strip-shaped work underside shape; Described Work-sheet pressing mechanism is positioned at the close leftward position of workpiece rest block, its clamping cylinder is fixedly mounted on described workpiece rest block rear side, described Work-sheet pressing mechanism also comprises briquetting and the connecting rod thereof that is mutually permanently connected, the upper surface shape of the underside shape of described briquetting and described strip-shaped work matches, its connecting rod is sleeved in the close-fitting mode on the piston rod of clamping cylinder, and described clamping cylinder adds flexible cylinder for its piston rod is rotated.

Described workpiece stop block is fixedly mounted on described base plate, also is provided with above it and stretches out sheet; The installing hole of described workpiece stop block is the kidney-shaped hole, adds spacing adjustable plate between workpiece stop block and base plate, and described spacing adjustable plate right side is provided with a gear platform that raises up.

Described workpiece rest block split arranges, and is divided into left rest block and right rest block two parts, and described hold-down mechanism is positioned on left rest block, and described workpiece stop block is positioned at the right side of right rest block; Described left rest block and right rest block are put together by up and down two parts, and its middle and upper part is divided by organic material and made, and lower part is made by metal material.

Right side in described workpiece rest block is provided with scrap material slideway, and the below, exit of scrap material slideway is provided with ash can.

be provided with the lengthening supporting mechanism of cutting for overlength strip workpiece end shovel in the left side of described workpiece rest block, described lengthening supporting mechanism comprises that an end is fixed on the left of described base plate, the connecting rod that the other end stretches left, press at least 1 support bar of suitable spacing setting on described connecting rod, carry out adjustable the connection by a cross sleeve between described connecting rod and each support bar, described cross sleeve comprises and mutually is the transverse sleeves and vertical sleeve that crosswise is fixedly connected with, transverse sleeves is provided with at least 1 finger screw separately with vertical sleeve, transverse sleeves is sleeved on connecting rod, described support bar is the angle square shape, comprise horizontal segment and erect section, erect section and insert described vertical sleeve, horizontal segment is used for shelving the overlength strip-shaped work.

Shovel blanking method in a kind of automotive trim strip end is characterized in that, uses strip-shaped work as above end to shovel cutting apparatus, comprises the steps:

Step 1, ornamental strip is placed on the workpiece rest block, makes it wait to shovel and cut end near the spacing end face of described workpiece stop block;

Step 2, driving clamping cylinder are pushed down ornamental strip;

Step 3, drive shovel and cut the driving cylinder, make described cutter driving piece drive cutting knife under its guide finger and described guide groove effect and move by the setting track, thereby complete, the shovel of ornamental strip end is cut action;

Step 4, reverse drive clamping cylinder unclamp ornamental strip, take off ornamental strip.

Shovel cutting apparatus in the utility model strip-shaped work end is fit to that the strip-shaped work raised ribs is carried out the end shovel and cuts, and shovel cuts that precision is high, and shovel is cut having stable behavior, and operating efficiency is high; The raised ribs of especially suitable automotive trim strip is carried out the end shovel and is cut.

Description of drawings

Fig. 1 is a kind of ornamental strip schematic diagram that needs the end shovel to cut;

Fig. 2 is this ornamental strip schematic diagram after the end shovel is cut;

Fig. 3 is the hiding front vertical plate state schematic perspective view of the utility model strip-shaped work end shovel cutting apparatus;

Fig. 4 is the utility model strip-shaped work hiding front vertical plate of end shovel cutting apparatus and front guide state schematic perspective view;

Fig. 5 is cutter driving piece, cutoff knife rack, cutting knife set state schematic perspective view;

Fig. 6 is cutoff knife rack, cutting knife set state schematic perspective view;

Fig. 7 is base plate and front and back riser assembled state schematic perspective view;

Fig. 8 is that the ornamental strip workpiece is waited to shovel and cut end near the positive stop end surface state schematic diagram of workpiece stop block;

Fig. 9 is the workpiece stop block schematic perspective view;

Figure 10 is that clamping cylinder causes briquetting and connecting rod different conditions schematic perspective view thereof for making its piston rod rotation add expanding-contracting action;

Figure 11 is state schematic perspective view before and after Work-sheet pressing mechanism workpiece pressing;

Figure 12 is the shovel cutting apparatus schematic perspective view that scrap material slideway, ash can and lengthening supporting mechanism are housed;

The specific embodiment

Fig. 1, Figure 2 shows that a kind of decorating strip for automobile end that needs the end shovel to cut, this has two by the convex tendon that be symmetric of PVC material through the continuous extruding technological forming above ornamental strip, because ornamental strip self installation needs, the convex tendon that is positioned at the end of ornamental strip needs excision; The shovel cut before as shown in Figure 1, the shovel cut after as shown in Figure 2.Below take this ornamental strip as workpiece in conjunction with as Fig. 3 to strip-shaped work shown in Figure 12 end shovel cutting apparatus detailed description the utility model scheme.

Ornamental strip shovel cutting apparatus as shown in Figure 3, Figure 4, comprise base plate 1, be installed with clamping workpiece mechanism above base plate 1, clamping workpiece mechanism comprises workpiece rest block 2 and Work-sheet pressing mechanism, workpiece rest block 2 right sides are provided with workpiece stop block 3, workpiece stop block 3 comprises a spacing end face 4, and hold-down mechanism is driven by clamping cylinder 5; Being respectively equipped with front vertical plate 7 in the front and back of clamping workpiece mechanism is erected at above base plate 1, as shown in Figure 7 with back vertical plate 8; Clamping workpiece mechanism top is provided with the shovel cutting mechanism, and the shovel cutting mechanism comprises cutter driving piece 9, is fixedly mounted on the following cutoff knife rack 10 of cutter driving piece 9, is fixedly mounted on the cutting knife 11 in cutoff knife rack 10, as Fig. 5, shown in Figure 6; Cutter driving piece 9 tops arrange a shovel and cut driving cylinder 12, its piston rod that stretches out 13 is flexibly connected with hinging manner and cutter driving piece 9, and shovel is cut and driven a pair of bearing pin 14 and the axis pin base 15 of cylinder 12 through being arranged at its piston rod 13 external parts and be shelved on front vertical plate 7 it is swung around bearing pin 14 together with piston rod; The front of cutter driving piece 9 and back are provided with at least 1 pair of cylindrical guide pin 16 in the symmetry mode of stretching out separately; Described shovel cutting mechanism also comprises a pair of guide plate 17,18 that is symmetrical control cutting knife operation of erectting of being close to the medial surface that is fixed on described front vertical plate and back vertical plate 8, comprise front guide 17 and back guide 18, be and cut the action running orbit by the cutting knife shovel separately on the symmetrical front guide of erectting 17 and back guide 18 and offer at least 1 pair of corresponding guide groove 19; Guide groove 19 is the angle square shape, and its corner is arc transition; Guide finger 16 is held in corresponding guide groove 19, makes cutter driving piece 9 to cut at shovel and drives cutting knife 11 under the driving that drives cylinder 12 and complete shovel and cut action.Prove through practical application, guide finger is relatively poor for only establishing 1 pair of effect with corresponding guide groove, and it is stable not that shovel is cut action, is difficult to satisfy the actual production requirement; Guide finger 16 arranges with corresponding guide groove 19 and is 2 pairs, and guide finger 16 is along cutter driving piece 9 fronts and the back is oblique and column distribution, and guide groove 19 is oblique and column distribution along front guide 17 and back guide 18, can reach the actual production requirement; Guide finger 16 arranges with corresponding guide groove 19 and preferably all is set to 3 pairs, and to shown in Figure 5, guide finger 16 is along cutter driving piece 9 fronts and the back is oblique and column distribution as Fig. 3, guide groove 19 is oblique and column distribution along front guide 17 and back guide 18, it is high that shovel is cut precision, and shovel is cut having stable behavior, and operating efficiency is high; But guide finger 16 is not to arrange The more the betterly with corresponding guide groove 19 yet, as is set to more than 4 pairs or 4 pairs, complex structure not only, and manufacture difficulty strengthens, and effect is also bad.

Workpiece rest block 2 upper surfaces are provided with the groove that matches with the strip-shaped work underside shape; Work-sheet pressing mechanism is positioned at the close leftward position of workpiece rest block 2, its clamping cylinder 5 is fixedly mounted on the close leftward position rear side of workpiece rest block 2, Work-sheet pressing mechanism also comprises briquetting 20 and the connecting rod 21 thereof that is mutually permanently connected, the upper surface shape of the underside shape of briquetting 20 and strip-shaped work matches, its connecting rod 21 is sleeved on the piston rod of clamping cylinder 5 in the close-fitting mode, clamping cylinder 5 adds flexible cylinder for its piston rod is rotated, as Figure 10, shown in Figure 11, the briquetting 20 that dotted line is painted and connecting rod 21 thereof are its original state; Ornamental strip is placed on workpiece rest block 2, make its wait shovel cut the spacing end face 4 of end near workpiece stop block 3 after, drive clamping cylinder 5, briquetting 20 and connecting rod 21 thereof rotate 90 ° and come downwards to position that solid line is painted with its piston rod, push down workpiece.

Workpiece stop block 3 is fixedly mounted on base plate 1, also is provided with above it to stretch out sheet 22; The installing hole 23 of workpiece stop block 3 is the kidney-shaped hole, adds spacing adjustable plate 24 between workpiece stop block 3 and base plate 1, and spacing adjustable plate 24 right sides are provided with a gear platform 25 that raises up, as Fig. 8, shown in Figure 9.But the 2 split settings of workpiece rest block as shown in Figure 3, Figure 4, are divided into left rest block 2 and right rest block 2 two parts, and hold-down mechanism is positioned on left rest block 2, and workpiece stop block 3 is positioned at the right side of right rest block 2; Left rest block 2 is put together by up and down two parts with right rest block 2, and its middle and upper part is divided by organic material and made, the suitable nylon of selecting, and lower part is made by metal material, can select steel No. 45.

The right side of workpiece rest block 2 can arrange scrap material slideway 26, and the below, exit of scrap material slideway 26 is provided with ash can 27, as shown in Figure 3, Figure 4.

as longer in the workpiece that need ends shovel is cut, can be provided in the left side of workpiece rest block 2 lengthening supporting mechanism that overlength strip workpiece end shovel is cut, lengthening supporting mechanism comprises that an end is fixed on base plate 1 left side, the connecting rod 28 that the other end stretches left, press at least 1 support bar of suitable spacing setting 29 on connecting rod 28, carry out adjustable connections by a cross sleeve 30 between connecting rod 28 and each support bar 29, cross sleeve 30 comprises and mutually is the transverse sleeves 31 and vertical sleeve 32 that crosswise is fixedly connected with, transverse sleeves 31 is provided with at least 1 finger screw 33 separately with vertical sleeve 32, transverse sleeves 31 is sleeved on connecting rod 28, support bar 29 is the angle square shape, comprise horizontal segment 34 and erect section 35, erect section 35 and insert vertical sleeve 32, horizontal segment 34 is used for shelving the overlength strip-shaped work, as shown in figure 12.

Concrete operation process is:

Step 1, ornamental strip is placed on workpiece rest block 2, makes it wait to shovel and cut end near the spacing end face 4 of workpiece stop block 3;

Step 2, driving clamping cylinder 5 are pushed down ornamental strip;

Step 3, drive shovel and cut and drive gas 4 cylinders 12, make cutter driving piece 9 drive cutting knife by setting the track operation under its guide finger 16 and guide groove 19 effects, thereby complete, the shovel of ornamental strip end is cut action;

Step 4, reverse drive clamping cylinder 5 unclamp ornamental strip, take off ornamental strip.

In addition, present specification middle left and right, the alleged orientation such as forward and backward, only the present patent application denotation of graph is convenient to statement relatively, does not consist of restriction of the present utility model.

Claims

1. strip-shaped work end shovel cutting apparatus, comprise base plate, be installed with clamping workpiece mechanism above base plate, it is characterized in that, described clamping workpiece mechanism comprises workpiece rest block and Work-sheet pressing mechanism, described workpiece rest block right side is provided with workpiece stop block, and described workpiece stop block comprises a spacing end face, and described hold-down mechanism is driven by clamping cylinder; Be respectively equipped with front vertical plate in the front and back of clamping workpiece mechanism and back vertical plate is erected at above described base plate, described clamping workpiece mechanism top is provided with the shovel cutting mechanism, described shovel cutting mechanism comprises the cutter driving piece, be fixedly mounted on the cutoff knife rack below the cutter driving piece, be fixedly mounted on the cutting knife in cutoff knife rack; Described cutter driving piece top arranges a shovel and cuts the driving cylinder, its piston rod that stretches out is flexibly connected with hinging manner and cutter driving piece, and described shovel is cut and driven a pair of bearing pin and the axis pin base of cylinder through being arranged at its piston rod external part and be shelved on described front vertical plate it is swung around bearing pin together with piston rod; The front of described cutter driving piece and back are provided with at least 1 pair of cylindrical guide pin in the symmetry mode of stretching out separately; Described shovel cutting mechanism also comprises a pair of guide plate that is symmetrical control cutting knife operation of erectting of being close to the medial surface that is fixed on described front vertical plate and back vertical plate, comprise front guide and back guide, described be on the symmetrical front guide of erectting and back guide separately to cut by the cutting knife shovel move running orbit and offer at least 1 pair of corresponding guide groove; Described guide finger is held in corresponding guide groove, makes described cutter driving piece to cut at shovel and drives cutting knife under the driving that drives cylinder and complete shovel and cut action.

2. strip-shaped work as claimed in claim 1 end shovel cutting apparatus, is characterized in that, described guide groove is the angle square shape, and its corner is arc transition.

3. strip-shaped work as claimed in claim 2 end shovel cutting apparatus, is characterized in that, described guide finger is 2 pairs with corresponding guide groove.

4. strip-shaped work as claimed in claim 2 end shovel cutting apparatus, is characterized in that, described guide finger is 3 pairs with corresponding guide groove.

5. strip-shaped work as claimed in claim 1 end shovel cutting apparatus, is characterized in that, described workpiece rest block upper surface is provided with the groove that matches with described strip-shaped work underside shape; Described Work-sheet pressing mechanism is positioned at the close leftward position of workpiece rest block, its clamping cylinder is fixedly mounted on described workpiece rest block rear side, described Work-sheet pressing mechanism also comprises briquetting and the connecting rod thereof that is mutually permanently connected, the upper surface shape of the underside shape of described briquetting and described strip-shaped work matches, its connecting rod is sleeved in the close-fitting mode on the piston rod of clamping cylinder, and described clamping cylinder adds flexible cylinder for its piston rod is rotated.

6. strip-shaped work as claimed in claim 1 end shovel cutting apparatus, is characterized in that, described workpiece stop block is fixedly mounted on described base plate, also is provided with above it and stretches out sheet; The installing hole of described workpiece stop block is the kidney-shaped hole, adds spacing adjustable plate between workpiece stop block and base plate, and described spacing adjustable plate right side is provided with a gear platform that raises up.

7. strip-shaped work as claimed in claim 1 end shovel cutting apparatus, it is characterized in that, described workpiece rest block split arranges, and is divided into left rest block and right rest block two parts, described hold-down mechanism is positioned on left rest block, and described workpiece stop block is positioned at the right side of right rest block; Described left rest block and right rest block are put together by up and down two parts, and its middle and upper part is divided by organic material and made, and lower part is made by metal material.

8. strip-shaped work as claimed in claim 1 end shovel cutting apparatus, is characterized in that, is provided with scrap material slideway on the right side of described workpiece rest block, and the below, exit of scrap material slideway is provided with ash can.

9. strip-shaped work as claimed in claim 1 end shovel cutting apparatus, it is characterized in that, be provided with the lengthening supporting mechanism of cutting for overlength strip workpiece end shovel in the left side of described workpiece rest block, described lengthening supporting mechanism comprises that an end is fixed on the left of described base plate, the connecting rod that the other end stretches left, at least 1 support bar is set on described connecting rod, carry out adjustable the connection by a cross sleeve between described connecting rod and each support bar, described cross sleeve comprises and mutually is the transverse sleeves and vertical sleeve that crosswise is fixedly connected with, transverse sleeves is provided with at least 1 finger screw separately with vertical sleeve, transverse sleeves is sleeved on connecting rod, described support bar is the angle square shape, comprise horizontal segment and erect section, erect section and insert described vertical sleeve, horizontal segment is used for shelving the overlength strip-shaped work.