CN207494392U

CN207494392U - A kind of pipe expander with lower die installation auxiliary locator

Info

Publication number: CN207494392U
Application number: CN201721406678.5U
Authority: CN
Inventors: 张坤
Original assignee: Giant (tianjin) Co Ltd
Current assignee: Giant (tianjin) Co Ltd
Priority date: 2017-10-27
Filing date: 2017-10-27
Publication date: 2018-06-15
Anticipated expiration: 2027-10-27

Abstract

The utility model discloses a kind of pipe expanders with lower die installation auxiliary locator,Its key points of the technical solution are that including workbench,Workbench is equipped with set of molds and pipe expander,Set of molds includes upper die and lower die,Pipe expander includes support shape mould and support shape mould is driven to stretch into the actuator between upper die and lower die,The first dismounting component is provided between the lower die and workbench,Lower die installation auxiliary locator is provided on workbench,Lower die installation auxiliary locator includes supporting rack and the side locating piece affixed with supporting rack,The side positioning surface abutted with lower die is provided on the locating piece of side,Clamping block is provided on supporting rack,Clamping block is provided with the card access surface abutted with workbench,Sliding assembly is provided between supporting rack and clamping block,Latch assembly is provided between supporting rack and clamping block,Achieve the effect that improve machining accuracy.

Description

A kind of pipe expander with lower die installation auxiliary locator

Technical field

It is more particularly to a kind of with lower die installation auxiliary positioning dress the utility model is related to a kind of pipe fitting processing equipment field The pipe expander put.

Background technology

Bicycle is used for riding instead of walk, go on a journey as the vehicles of environmental protection, and more and more people are using bicycle as fitness equipment Timber-used is gone on a tour come exercise of riding, bicycle.The front fork of bicycle in bicycle structure in front position, front fork component by Power situation category cantilever beam property, therefore front fork component must have the properties such as enough intensity.

Front fork is mostly the conical pipe of reducing, in the process of manufacture of front fork, needs to carry out reaming to the endoporus of front fork Work.Existing to can refer to the Chinese patent that notification number is CN205673486U, it discloses a kind of shaping mechanisms of pipe expander And its set of molds, the shaping mechanism of the pipe expander include set of molds, pipe expander and fixing device, set of molds has lower die Tool, mold actuator and mold, carry out reciprocal lifting displacement, the lower mold to be driven by the mold actuator Top surface there is the lower mold forming tank that is longitudinally extended, the bottom surface of the mold has the mold forming tank being longitudinally extended；Expand Pipe device includes being located at the support shape mould of one end corresponding position of lower mold, and support shape mould can be between expander position and ready position Reciprocal displacement.Pipe fitting is put into lower mold forming tank during use, pipe fitting with lower mold is fastened and clamped by mold, expander dress It puts and stretches into pipe fitting, support shape mould carries out pipe expanding in expander position.

Since the type of bicycle is various, when producing different car types, different set of molds and support pattern are needed replacing, The position of set of molds after replacement and support shape mould must be accurate, if it is inaccurate can have to the machining accuracy of pipe expander it is very big It influences, influences the quality of bicycle, reduce the security intensity of bicycle.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model, which is to provide a kind of lower die that carries, installs auxiliary positioning The pipe expander of device achievees the effect that improve machining accuracy.

The above-mentioned technical purpose of the utility model technical scheme is that：

A kind of pipe expander with lower die installation auxiliary locator, including workbench, workbench be equipped with set of molds and Pipe expander, set of molds include upper die and lower die, and pipe expander includes support shape mould and driving support shape mould stretches into upper die and lower die Between actuator, the first dismounting component is provided between the lower die and workbench, be provided on workbench lower die installation it is auxiliary Positioning device is helped, lower die installation auxiliary locator includes supporting rack and the side locating piece affixed with supporting rack, side are fixed The side positioning surface abutted with lower die is provided on the block of position, clamping block is provided on supporting rack, clamping block is provided with and workbench The card access surface of abutting, is provided with sliding assembly between supporting rack and clamping block, sliding assembly drives clamping towards branch for clamping block Support face is separate or close, and latch assembly is provided between supporting rack and clamping block.

Through the above technical solutions, when being installed to lower die, according to the gauge size of parts to be processed, pass through sliding group Part adjusts position of the clamping block on supporting rack so that the distance of card access surface to side positioning surface is arrived equal to lower die position to be determined Then the distance of workbench side wall is fixed the position of clamping block by latch assembly.Supporting rack is placed on the table, card Junction is abutted with the side wall of workbench, places lower die, the side wall side positioning surface of lower die is abutted, the placement location of lower die As pre-placing position directly dismantles component with first and fixes lower die on the table, without repeated measurement, lower die Installation site is accurate so that the machining accuracy of pipe expander is improved.

Preferably, the sliding assembly includes opening up the sliding slot on supporting rack, sliding slot sliding is connected with sliding block, sliding block and card It is affixed to connect block.

Through the above technical solutions, sliding block sliding motion on the chute, drives and realizes clamping with the affixed clamping block of sliding block For block relative to the sliding motion of supporting rack, the cooperation of sliding block and sliding slot is smooth so that the sliding of clamping block is laborsaving.

Preferably, the latch assembly includes setting in the slip hole and slip hole that open up on supporting rack and sliding block Affixed tie down screw is provided with locking nut on tie down screw.

Through the above technical solutions, locking nut screwing, sliding block is fixed on the chute, is being supported so as to limit clamping block Random slip on plate ensures the positional stability of clamping block, ensures the stability of card access surface.

Preferably, holding set is installed on the tie down screw.

Through the above technical solutions, hold set increase tie down screw diameter, convenient for worker hold, due to tie down screw with Clamping block connects, and after locking nut is unscrewed, tie down screw can be controlled to move clamping block by holding set.

Preferably, the set that holds is made of engineering plastics.

Through the above technical solutions, engineering plastics are rigidly big, high mechanical strength is heat-resist, and electrical insulating property is good, can compared with It is used for a long time in harsh chemistry, physical environment, improves the service life for holding set, while lighter weight, it is easy to remove, it saves Worker's muscle power.

Preferably, offering the first connecting hole on the sliding block, coaxial with the first connecting hole is offered on clamping block Two connecting holes, tie down screw are threadedly coupled respectively with the first connecting hole and the second connecting hole.

Through the above technical solutions, sliding block and clamping block are threaded togather by tie down screw, will be clamped convenient for worker Block is replaced, and to ensure the accuracy of card access surface, the further accuracy for improving lower die installation improves machining accuracy.

Preferably, support frame as described above is provided with scale.

Through the above technical solutions, scale plays reference role on supporting rack, clamping block and side are adjusted convenient for worker The relative position of locating piece achievees the effect that easy to use.

Preferably, there are two lower die installation auxiliary locator settings, two lower dies installation auxiliary locators it Between be installed with connecting rod.

Through the above technical solutions, two side positioning surfaces simultaneously position the installation site of lower die, positioning is improved Efficiency, the further positioning accuracy for improving lower die, improves machining accuracy.

Preferably, it is installed with handle in the connecting rod.

Through the above technical solutions, handle holds convenient for worker, the point of application is provided to worker's mobile connection bar, reaches and is convenient for Use, labor-saving effect.

In conclusion the utility model has the advantages that：

1st, auxiliary positioning is carried out to the installation of lower die, improves installation accuracy, improve the machining accuracy of pipe expander；

2nd, it is conveniently replaceable the positioning of the installation to different lower dies；

3rd, it is used convenient for adjusting, saves manpower.

Description of the drawings

Fig. 1 is the structure diagram of the pipe expander with lower die installation auxiliary locator；

Fig. 2 is the close-up schematic view at A in Fig. 1；

Fig. 3 is the structure diagram of lower die installation auxiliary locator；

Fig. 4 is the close-up schematic view at B in Fig. 3；

Fig. 5 is the partial schematic diagram in order to embody sliding groove structure；

Fig. 6 is the partial sectional view in order to embody the first connecting hole and the second connecting hole.

In figure, 1, workbench；2nd, set of molds；21st, upper mold；211st, driver is pushed；212nd, upper slot；22nd, lower die；221st, One dismounting component；2211st, link slot；2212nd, pressing plate；2213rd, dismantling screw；2214th, nut is dismantled；222nd, lower slot；3rd, expander Device；31st, shape mould is supportted；311st, the second dismounting component；3111st, the first connecting plate；3112nd, the second connecting plate；3113rd, the first dismounting Bolt；32nd, actuator；4th, supporting rack；41st, side locating piece；411st, side positioning surface；42nd, clamping block；421st, card access surface； 422nd, the second connecting hole；43rd, sliding assembly；431st, sliding slot；432nd, sliding block；4321st, the first connecting hole；44th, latch assembly；441、 Slip hole；442nd, tie down screw；4421st, set is held；443rd, locking nut；45th, scale；46th, connecting rod；461st, handle；5th, it manages Part.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.The identical attached drawing of wherein identical parts Label represents.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to It is the direction in attached drawing, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements geometry The direction at center.

A kind of pipe expander with lower die installation auxiliary locator, as shown in Figure 1, including workbench 1, in workbench 1 On be provided with set of molds 2 and pipe expander 3.Set of molds 2 includes the lower die 22 being placed on workbench 1 and in lower die 22 The upper mold 21 of side.21 bottom of upper mold is provided with lower slot 212, setting pushing driver 211, this reality between upper mold 21 and workbench 1 Apply the cylinder that the pushing driver 211 in example is vertically arranged.The lower slot 222 placed for pipe fitting 5 is offered in lower die 22.

With reference to Fig. 2, the first dismounting component 221 is provided between lower die 22 and workbench 1, the first dismounting component 221 includes Several link slots 2211 being opened on workbench 1, the section of link slot 2211 is in inverted T-shaped, in link slot 2211 Sliding is connected with demounting bolt, and demounting bolt has the bolt head for slipping into link slot 2211, is provided with by under in 22 side wall of lower die The pressing plate 2212 that mould 22 is pushed down, pressing plate 2212 are in L-shaped.The top of demounting bolt is connected with across 2212 rear thread of pressing plate and mutually fits The dismounting nut 2214 matched, dismounting nut 2214 are tightened, pressing plate 2212 are tightly pressed in lower die 22, lower die 22 is fixed on In work.Dismounting and fixation of the lower die 22 in work are realized by the first dismounting component 221.

With reference to Fig. 3, lower die 22 is provided in work, auxiliary locator is installed, lower die 22 installs auxiliary locator packet Include the supporting rack 4 being placed on workbench 1, the growth strip of supporting rack 4.There are two the settings of supporting rack 4, and two supporting racks 4 are parallel Setting, and it is affixed with connecting rod 46 in end, the handle 461 of door shape is installed in connecting rod 46.

Side locating piece 41 is installed in end of the supporting rack 4 far from connecting rod 46, side locating piece 41 is provided with vertically Side positioning surface 411, side positioning surface 411 positions with the position to lower die 22 for being abutted with the side wall of lower die 22.

With reference to Fig. 4, Fig. 5, clamping block 42 is provided on supporting rack 4, clamping block 42 is clamping by proximal side positioning surface 411 Face 421.Card access surface 421 is vertically arranged, for being abutted with the side wall of workbench 1.Cunning is provided between clamping block 42 and supporting rack 4 Move component 43 and fixation kit.Sliding assembly 43 includes the sliding slot 431 being opened on supporting rack 4, and sliding slot 431 is located at supporting rack 4 Bottom, on sliding slot 431 sliding be connected with sliding block 432, clamping block 42 is located at the bottom of supporting rack 4, the top of clamping block 42 and The bottom of sliding block 432 abuts.

As shown in fig. 6, fixation kit includes being opened in slip hole 441 on supporting rack 4, slip hole 441 in waist type and with Sliding slot 431 is parallel, and slip hole 441 runs through supporting rack about 4, clamping screw, tie down screw are provided in slip hole 441 442 top extends to the top of supporting rack 4 and is threaded with locking nut 443, and the top of locking nut 443 is provided with and locks The holding set 4421 that tight screw rod 442 is threadedly coupled, holds set 4421 and is made of engineering plastics.It is offered on sliding block 432 by cunning 432 perforative first connecting hole 4321 of block, offers on clamping block 42 and is connect with the second of 4321 coaxial line of the first connecting hole Hole 422, the bottom end of tie down screw 442 once pass through the first connecting hole 4321 and the second connecting hole 422, respectively with the first connecting hole 4321 and second connecting hole 422 be threadedly coupled.

Fig. 1 is reviewed, pipe expander 3 includes the support shape mould 31 for being arranged on lower 222 end of slot, the axis and pipe fitting of support shape mould 31 5 be placed in lower die 22 after axis overlap, be provided with actuator 32 between support shape mould 31 and workbench 1, actuator 32 drives Support shape mould 31 does horizontal rectilinear motion, and the actuator 32 in this embodiment is installed in the cylinder on workbench 1 for water skin.Actuator 32 drive support shape mould 31 to stretch into pipe fitting 5.The second dismounting component 311 is provided between support shape mould 31 and actuator 32, second tears open It unloads component 311 and includes the first connecting plate 3111 for being installed in cylinder external part, the second connection is installed in the end of support shape mould 31 Plate 3112 is fixed between first connecting plate 3111 and the second connecting plate 3112 with four the first demounting bolts 3113.Pass through second Component 311 is dismantled, realizes upper dismounting and fixation of the support shape mould 31 in equipment.

Wherein, it when being installed to lower die 22, according to the gauge size of parts to be processed, is adjusted and blocked by sliding assembly 43 Connect position of the block 42 on supporting rack 4 so that the distance of card access surface 421 to side positioning surface 411 is equal to 22 position to be determined of lower die The distance of 1 side wall of workbench is put, is then fixed the position of clamping block 42 by latch assembly 44.Supporting rack 4 is placed on On workbench 1, card access surface 421 is abutted with the side wall of workbench 1, lower die 22 is placed, by the side wall side positioning surface 411 of lower die 22 Abutting, the placement location of lower die 22 is pre-placing position, and lower die 22 directly is fixed on work with the first dismounting component 221 Make on platform 1, without repeated measurement, the installation site of lower die 22 is accurate so that the machining accuracy of pipe expander is improved.

This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but As long as it is all protected in the right of the utility model by Patent Law.

Claims

1. a kind of pipe expander with lower die installation auxiliary locator, including workbench (1), workbench (1) is equipped with mold Group (2) and pipe expander (3), set of molds (2) include upper mold (21) and lower die (22), and pipe expander (3) includes support shape mould (31) And driving support shape mould (31) stretches into the actuator (32) between upper mold (21) and lower die (22), it is characterised in that：The lower die (22) the first dismounting component (221) is provided between workbench (1), lower die (22) installation auxiliary is provided on workbench (1) Positioning device, lower die (22) installation auxiliary locator include supporting rack (4) and the side locating piece affixed with supporting rack (4) (41), the side positioning surface (411) abutted with lower die (22) is provided on side locating piece (41), supporting rack is provided on (4) Clamping block (42), clamping block (42) are provided with the card access surface (421) abutted with workbench (1), supporting rack (4) and clamping block (42) Between be provided with sliding assembly (43), sliding assembly (43) for clamping block (42) drive card access surface (421) to supporting surface it is separate or It is close, latch assembly (44) is provided between supporting rack (4) and clamping block (42).

2. the pipe expander according to claim 1 with lower die installation auxiliary locator, it is characterised in that：The sliding Component (43) is connected with sliding block (432), sliding block (432) including opening up the sliding slot (431) on supporting rack (4), sliding slot (431) sliding It is affixed with clamping block (42).

3. the pipe expander according to claim 2 with lower die installation auxiliary locator, it is characterised in that：The locking Component (44) be included in set in the slip hole (441) opened up on supporting rack (4) and slip hole (441) with sliding block (432) Affixed tie down screw (442) is provided with locking nut (443) on tie down screw (442).

4. the pipe expander according to claim 3 with lower die installation auxiliary locator, it is characterised in that：The locking Holding set (4421) is installed on screw rod (442).

5. the pipe expander according to claim 4 with lower die installation auxiliary locator, it is characterised in that：The holding Set (4421) is made of engineering plastics.

6. the pipe expander according to claim 3 with lower die installation auxiliary locator, it is characterised in that：The sliding block (432) the first connecting hole (4321) is offered on, second coaxial with the first connecting hole (4321) is offered on clamping block (42) Connecting hole (422), tie down screw (442) are threadedly coupled respectively with the first connecting hole (4321) and the second connecting hole (422).

7. the pipe expander according to claim 1 with lower die installation auxiliary locator, it is characterised in that：The support Frame (4) is provided with scale (45).

8. the pipe expander according to claim 1 with lower die installation auxiliary locator, it is characterised in that：The lower die (22) there are two the settings of installation auxiliary locator, connecting rod is installed between two lower die (22) installation auxiliary locators (46)。

9. the pipe expander according to claim 8 with lower die installation auxiliary locator, it is characterised in that：The connection Handle (461) is installed on bar (46).