The closed rivet driver of a kind of double
Technical field
The present invention relates to the technical field of rivet driver, more particularly relate to the technical field of closed rivet driver.
Background technology
Rivet is mainly used in the fastening field of process industries such as all kinds of sheet metals, tubing, use at present the fit at electromechanics such as automobile, aviation, railway, refrigeration, elevator, switch, instrument, furniture, decoration and light industrial goods widely, it rivets firm efficient height, uses very convenient.Normally utilizing earlier special-purpose stretcher will follow closely valve jacket in the production process of present closed rivet puts and is following closely on the core and doing certain stretcher strain, semi-finished product after again previous step being handled are placed on the processing of finalizing the design on second equipment, this kind processing method is owing to need process processing at two different equipment, not only production efficiency is difficult to improve, and when changing treatment facility, need to change and adjust mould, the quality of product also is difficult to be guaranteed.
Summary of the invention
Purpose of the present invention provides a kind of disposable finishing on the equipment that two treatment process can be placed in order to solve above-mentioned deficiency exactly, and production efficiency is greatly enhanced, and can also effectively guarantee the closed rivet driver of double of product quality.
The technical solution that the present invention adopts in order to solve the problems of the technologies described above is as follows:
The closed rivet driver of a kind of double, it mainly includes support, and be installed in drive motors on the support, driving wheel, final drive shaft, the Left Drive axle, right power transmission shaft, drawing and forming mechanism, feeder, pass through formula transfer device and pusher, drive motors and driving wheel are in transmission connection, the end of described final drive shaft is fixed on the driving wheel, the medium position design of this final drive shaft is the bent axle shape, described Left Drive axle and right power transmission shaft lay respectively at the bent axle both sides of final drive shaft, and being vertical configuration with final drive shaft is in transmission connection, described drawing and forming mechanism mainly includes the connection collar, master slider, tailstock barrel, last stretching die drift, last stretching die holder, compacted under stamping head and compacted under die holder, the rear end of the described connection collar is nested with on the bent axle at final drive shaft middle part, the movable hinge joint in the rear end of its front end and master slider together, described tailstock barrel, last stretching die drift and compacted under stamping head all axially offer through hole at it, tailstock barrel is fixed on the front end upside of master slider by last stretching die drift, last stretching die holder is fixed on the support, and tailstock barrel, the centre bore of last stretching die drift and last stretching die holder is positioned on the same axis, described compacted under stamping head and compacted under die holder are separately fixed on the front end downside and support of master slider, and the centre bore of compacted under stamping head and compacted under die holder is positioned on the same axis, offer slideway on the described support, master slider is positioned at this slideway; Described feeder mainly includes feed cam, feed seat, feed arm and feed pawl, offer chute on this feed seat, the feed arm is positioned at the chute of this feed seat, described feed cam is installed on the Left Drive axle, this feed cam contacts with the rear end of feed arm, and the feed pawl is movably arranged on the front end of feed arm by its middle part; The described formula transfer device that passes through mainly includes the transfer power transmission shaft, shifts cam and shifts support, shifting cam is installed on the transfer power transmission shaft, this transfer power transmission shaft and right power transmission shaft are in transmission connection, offer slideway with respect to the position of shifting cam on the described support, shift the slideway that support is positioned at this support, upper lateral part at this transfer support is equipped with caliper, downside at this caliper is hollow form, the top of shifting support contacts with shifting cam, between its underpart and support support spring is installed; Described pusher mainly includes pusher power transmission shaft, pusher cam, goes up pusher thimble and following pusher thimble, this pusher cam is fixedly mounted on the pusher power transmission shaft, pusher power transmission shaft and Left Drive axle are vertical configuration and are in transmission connection, the corresponding section that is positioned at stretching die holder and compacted under die holder on the described support offers shoving hole respectively, last pusher thimble and following pusher thimble lay respectively in the shoving hole of support, and its rear end contacts with the pusher cam, and described going up on pusher thimble and the following pusher thimble is equipped with back-moving spring respectively.
Described drawing and forming mechanism also includes patrix thimble, patrix thimble spring, counterdie thimble and counterdie thimble spring, described going up in stretching die drift and the compacted under stamping head offers axial hole respectively, patrix thimble spring is nested with on the patrix thimble, and one in the axial hole that is located in the stretching die drift, counterdie thimble spring is nested with on the counterdie thimble, and one is located in the axial hole of compacted under stamping head.
The feed pawl of described feeder arranges in pairs.
The upper end of described feed pawl arranges and is hook-shaped, between its lower end and the feed arm back-moving spring is installed.
The described caliper that passes through the formula transfer device is made of two elastic clips of installing relatively.
Any elastic clip inboard of described relative installation offers groove.
The top of described transfer support is equipped with roller, shifts cam and contacts with this roller.
Between described final drive shaft and Left Drive axle, the right power transmission shaft, between Left Drive axle and the pusher power transmission shaft, be respectively to be in transmission connection by angular wheel between right power transmission shaft and the transfer power transmission shaft.
The beneficial effect that the present invention adopts above-mentioned technical solution to reach is: adopt the unique formula of passing through transfer device that stretching and molding procedure in the closed rivet manufacturing process are organically linked together, realized the ingenious linking between two operations, again under the cooperation of feed mechanism and pusher, make stretching and moulding two procedures on an equipment, finish smoothly, thereby improved production efficiency greatly, and effectively ensured the stability of product quality.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of drawing and forming mechanism among the present invention;
Fig. 3 is the structural representation of feeder among the present invention;
Fig. 4 is the left TV structure schematic diagram of Fig. 3;
Fig. 5 is for passing through the structural representation of formula transfer device among the present invention;
Fig. 6 is A-A cross-sectional view of Fig. 5;
Fig. 7 is the schematic diagram of pusher among the present invention;
Fig. 8 is that the B of Fig. 7 is to structural representation.
The specific embodiment
Extremely shown in Figure 8 by Fig. 1, the closed rivet driver of a kind of double, it mainly includes support 1, and be installed in drive motors 2 on the support 1, driving wheel 3, final drive shaft 4, Left Drive axle 5, right power transmission shaft 6, drawing and forming mechanism, feeder, pass through formula transfer device and pusher, drive motors 2 adopts belt transmission to be connected with driving wheel 3, the both ends of described final drive shaft 4 are fixedly mounted on respectively on the paired driving wheel 3, the medium position design of this final drive shaft 4 is bent axle 401 shapes, described Left Drive axle 5 and right power transmission shaft 6 lay respectively at bent axle 401 both sides of final drive shaft 4, and being vertical configuration with final drive shaft 4 adopts angular wheel to be in transmission connection, described drawing and forming mechanism mainly includes and connects the collar 701, master slider 702, tailstock barrel 703, last stretching die drift 704, last stretching die holder 705, compacted under stamping head 706, compacted under die holder 707, patrix thimble 708, patrix thimble spring 709, counterdie thimble 710 and counterdie thimble spring 711, the rear end of the described connection collar 701 is nested with on the bent axle 401 at final drive shaft 4 middle parts, the movable hinge joint in the rear end of its front end and master slider 702 together, when final drive shaft 4 rotates, will drive master slider 702 by the bent axle 401 at its middle part moves forward and backward, described tailstock barrel 703, last stretching die drift 704 and compacted under stamping head 706 all axially offer through hole at it, tailstock barrel 703 is fixedly mounted on the front end upside of master slider 702 by last stretching die drift 704, last stretching die holder 705 is fixed on the support 1, and tailstock barrel 703, the centre bore of last stretching die drift 704 and last stretching die holder 705 is positioned on the same axis, described compacted under stamping head 706 and compacted under die holder 707 are fixedly mounted on respectively on the front end downside and support 1 of master slider 702, and the centre bore of compacted under stamping head 706 and compacted under die holder 707 is positioned on the same axis, described going up in stretching die drift 704 and the compacted under stamping head 706 offers axial hole respectively, patrix thimble spring 709 is nested with on patrix thimble 708, and one in the axial hole that is located in the stretching die drift 704, counterdie thimble spring housing 711 is put on counterdie thimble 710, and one be located in the axial hole of compacted under stamping head 706, offer slideway 101 on the described support 1, master slider 702 is positioned at this slideway 101 and slides; Described feeder mainly includes feed cam 801, feed seat 802, feed arm 803 and feed pawl 804, offer chute 805 on this feed seat 802, feed arm 803 is positioned at the chute 805 of this feed seat 802, described feed cam 801 is installed on the Left Drive axle 5, this feed cam 801 contacts with the rear end of feed arm 803, when Left Drive axle 5 drives 801 rotations of feed cam, feed cam 801 will promote feed arm 803 and move forward and backward and do feed action, feed pawl 804 is movably arranged on the front end of feed arm 803 by its middle part, this feed pawl 804 arranges in pairs, be respectively applied to nail core and the feed operation of following closely shell in the process, the upper end of described each feed pawl 804 arranges and is hook-shaped 806, be conducive to carrying nail core and nail shell, between the lower end of feed pawl 804 and the feed arm 803 back-moving spring 807 be installed; The described formula transfer device that passes through mainly includes transfer power transmission shaft 901, shift cam 902 and shift support 903, shifting cam 902 is installed on the transfer power transmission shaft 901, this transfer power transmission shaft 901 is vertical configuration with right power transmission shaft 6 and adopts angular wheel to be in transmission connection, offer slideway 102 with respect to the position of shifting cam 902 on the described support 1, shift the slideway 102 that support 903 is positioned at this support 1, upper lateral part at this transfer support 903 is equipped with caliper 904, downside at this caliper 904 is hollow form 905, caliper 904 is made of two elastic clips of installing relatively, for the ease of clamping, offer groove 906 in this any elastic clip inboard of installing relatively, the top of described transfer support 903 is equipped with roller 907, shifting cam 902 contacts with this roller 907,1 on its underpart and support are equipped with support spring 908, and this passes through the formula transfer device mainly is to be transferred in the compacted under die holder 707 for the material that production process is gone up in the stretching die holder 705; Described pusher mainly includes pusher power transmission shaft 1001, pusher cam 1002, last pusher thimble 1003 and following pusher thimble 1004, this pusher cam 1002 is fixedly mounted on the pusher power transmission shaft 1001, pusher power transmission shaft 1001 is vertical configuration with Left Drive axle 5 and adopts angular wheel to be in transmission connection, the corresponding section that is positioned at stretching die holder 705 and compacted under die holder 707 on the described support 1 offers shoving hole 1005 respectively, last pusher thimble 1003 and following pusher thimble 1004 lay respectively in the shoving hole 1005 of support 1, and its rear end contacts with pusher cam 1002, described going up on pusher thimble 1003 and the following pusher thimble 1004 is equipped with back-moving spring 1006 respectively, when pusher power transmission shaft 1001 takes 1002 rotations of pusher cam to, pusher cam 1002 will promote pusher thimble 1003 simultaneously and following pusher thimble 1004 moves forward the release of the material in each die holder, and then resets under the effect of back-moving spring 1006.
The present invention also includes the feed mechanism to the feed pawl feeding of feeder, because this feed mechanism and feed mechanism of the prior art are identical, does not repeat at this.
Rivet driver of the present invention is in when work: utilize feeder will follow closely core earlier and follow closely the position that shell is sent into drawing and forming mechanism synchronously, follow closely core this moment and follow closely shell and need be positioned on the same axis, namely gone up by the last stretching die drift of drawing and forming mechanism then and under the matching of last stretching die holder, do the action that stretches again after station will be followed closely core insertion nail shell, after stretching is finished, last stretching die drift is return, then the material of stretching being finished by the last pusher thimble of pusher is released, passing through the material that moves last pusher thimble release on the caliper of formula transfer device this moment clamps, after the pusher operation is finished, passing through the formula transfer device moves down the material of clamping, compacted under stamping head by drawing and forming mechanism namely descends station with material punch forming under the cooperation of compacted under die holder again, passing through the formula transfer device simultaneously moves on unloading behind the material, simultaneously the last stretching die drift of drawing and forming mechanism is namely gone up nail core that station sends into feeder again again and is inserted behind the nail shell under the matching of last stretching die holder the do stretching and move, instantly the shaping mould drift namely descend station and last stretching die drift namely go up station finish simultaneously stretch and operations for forming after, two drifts are return simultaneously, the material that the last pusher thimble of pusher is finished stretching is again released, the caliper that passes through the formula transfer device this moment moves the material that last pusher thimble is released on again and clamps, and the following pusher thimble of pusher is released discharging with the material of punch forming and is product.