CN209710448U - A kind of pcb board fixture of adjustable clamping force - Google Patents
A kind of pcb board fixture of adjustable clamping force Download PDFInfo
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- CN209710448U CN209710448U CN201920269053.1U CN201920269053U CN209710448U CN 209710448 U CN209710448 U CN 209710448U CN 201920269053 U CN201920269053 U CN 201920269053U CN 209710448 U CN209710448 U CN 209710448U
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- pedestal
- right sides
- pcb board
- bearing seat
- gear
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Abstract
The utility model relates to a kind of fixture more particularly to a kind of pcb board fixtures of adjustable clamping force.The technical issues of the utility model: providing one kind can be according to the pcb board fixture for the adjustable clamping force that the pcb board of different-thickness is clamped.Implementer's case of the utility model is: a kind of pcb board fixture of adjustable clamping force includes pedestal, bracket, vacuum chuck, pulley, framework, cylinder, mounting plate, attachment base, bracing wire, sliding block, link block, rack gear, the first spring, roller gear etc.；It is connected with bracket between base bottom is uniform, frame bottom is equipped with multiple vacuum chucks, and pedestal top is provided with first sliding groove, and middle part sets that there are two pulleys in first sliding groove.The utility model is convenient to operate rubber cam clamp or release pcb board by the flexible of control cylinder, and operator can adjust the position of link block by twisting knob, to adjust rubber cam to the clamping force of pcb board.
Description
Technical field
The utility model relates to a kind of fixture more particularly to a kind of pcb board fixtures of adjustable clamping force.
Background technique
With the rise of electronics industry, the quality and quantity of pcb board higher will be required, in the system of multi-layer PCB board
It makes in process, needs to carry out loading and unloading to multi-layer PCB board, when being clamped for different layers of PCB, need replacing
The clamping force of different fixtures, fixture used at present is not adjustable, and is easy to press from both sides pcb board curved, production when clamping force is excessive
Raw deformation, clamping force is smaller and can can't clip pcb board, causes pcb board to fall damage in moving process, increases life indirectly
Produce cost.
Utility model content
In order to overcome the clamping force of fixture used at present not to be adjustable, it is easy to press from both sides pcb board when clamping force is excessive
It is curved, deformation is generated, clamping force is smaller and the shortcomings that can't clip pcb board, pcb board is caused to fall damage in moving process,
The technical issues of the utility model: providing one kind can be according to the adjustable clamping force that the pcb board of different-thickness is clamped
Pcb board fixture.
Implementer's case of the utility model is: a kind of pcb board fixture of adjustable clamping force, includes pedestal, branch
Frame, vacuum chuck, pulley, framework, cylinder, mounting plate, attachment base, bracing wire, sliding block, link block, rack gear, the first spring, cylinder
Gear, connecting rod, second spring, six diamond shape bars, first bearing seat, rubber cam, the first nut, second bearing seat, screw rod and
Two nuts are connected with bracket between base bottom is uniform, frame bottom is equipped with multiple vacuum chucks, and it is sliding that pedestal top is provided with first
Slot, middle part is set there are two pulley in first sliding groove, and the left and right sides slidingtype is equipped with rack gear in first sliding groove, and pulley setting is the
Top in one sliding slot, the base top left and right sides are provided with second sliding slot, and slidingtype is equipped in the second sliding slot of the left and right sides
Sliding block, slider bottom are connected with link block, and first through hole is provided among pedestal top, framework, frame are connected among base top
Body lower part is provided with the second through-hole, and framework inner top is connected with mounting plate, and mounting plate bottom is connected with cylinder, left and right two on the inside of framework
Wall is respectively connected with attachment base, and attachment base is connect with cylinder, is connected with two bracing wires on Telescopic-cylinder bar, the ends of two bracing wires according to
It is secondary to pass through first through hole, and the pulley of the left and right sides is bypassed respectively, it is then passed through link block and is connect with rack gear, the right end of left side rack gear
It is connected with the first spring with the left end of right side rack gear, the other end of the first spring is connect with link block, lower part at left and right sides of pedestal
It is respectively connected with first bearing seat, connecting rod is equipped in first bearing seat, is connected with roller gear at the top of connecting rod, roller gear is located at tooth
The front side of item, roller gear are engaged with rack, and connecting rod bottom is provided with six diamond grooves, and six diamond groove inner sliding types are equipped with six water chestnuts
Shape bar is connected with second spring between six diamond shape bars tops and six diamond groove inner tops, and six diamond shape bar lower parts are connected with rubber
Cam, the base top left and right sides are respectively mounted second bearing seat, are equipped with screw rod between the second bearing seat of the left and right sides, screw rod passes through
The second through-hole, screw thread at left and right sides of screw rod towards on the contrary, be respectively connected with the first nut at left and right sides of screw rod, the left and right sides
First nut is connected with the sliding block of the left and right sides respectively, and the right end of screw rod is connected with the second nut.
It optionally, further include having L shape connecting plate, 3rd bearing seat, shaft, knob, first bevel gear and second bevel gear,
L shape connecting plate is equipped on the right side of base top, L shape connecting plate top left side is equipped with 3rd bearing seat, is equipped with and turns in 3rd bearing seat
Axis, shaft top are equipped with knob, and shaft bottom is equipped with first bevel gear, and the right part of screw rod is connected with second bevel gear, the second cone
Gear is located between the first nut of right side and the second nut, and first bevel gear is engaged with second bevel gear.
Optionally, further include having shell, shell is equipped at left and right sides of pedestal, shell is located at roller gear and first bearing seat
Outside.
When staff needs to pick up pcb board, this fixture is mounted on mechanical arm, and vacuum chuck is external
Vacuum equipment can be used this fixture and pick up pcb board, and when vacuum chuck is contacted with pcb board, rubber cam brings up six
Diamond shape bar moves up, and pcb board is sucked second spring compression, vacuum chuck, and pcb board is sucked rear mechanical arm and drives this fixture
It moves up, rubber cam resets downwards, then starts cylinder elongation, and the elongation back guy of cylinder loosens, and makees in the first spring
It is moved outward with the rack gear at left and right sides of lower promotion, rack gear rubbing roller gear rotation, connecting rod rotates with it, and then drives rubber
The rotation of glue cam, pcb board is clamped in the rotation of rubber convex wheel, when needing to adjust the clamping force of rubber cam, twists the second spiral shell
Master tape move screw rod forward or reverse, screw rod drives forward or reverse left and right two sides the first nut drawn close to centre or mutually far
From, when left and right two sides the first nut drawn close to centre when, drive left and right two sides sliding block come closer therewith, the first spring by
Gradually loosen, and then the clamping force of rubber cam reduces, vice versa.Pcb board is then moved to by work by mechanical arm
On platform, restart cylinder shortening, the shortening of cylinder tenses bracing wire, the inside Slideslip of the rack gear of the left and right sides, and drives left and right two
The roller gear opposite direction of side rotates, the first spring contraction, and connecting rod and six diamond shape bars rotate with it and then drive rubber cam extensive
Position is restored, and then the pcb board of clamping is unclamped, vacuum equipment is then controlled and stops working, sucker stops suction, and pcb board is placed
On the table.
When needing rotary screw rod, staff only needs to twist knob and drives first bevel gear and the second cone by shaft
Gear rotation, first bevel gear and second bevel gear rotation drive screw rod rotation, thus can more easily adjust rubber convex
The clamping force of wheel, it is convenient and efficient time saving and energy saving.
Shell can prevent impurity from falling on roller gear and rack surface, to guarantee roller gear and rack gear cooperation
Smoothness.
The utility model is convenient to operate rubber cam clamp or release pcb board by the flexible of control cylinder, and
And operator can adjust the position of link block by twisting knob, thus adjust rubber cam to the clamping force of pcb board,
Free adjusting can be carried out according to the pcb board of different-thickness, avoid clamping force excessive or too small pcb board folder be caused to deform or fall
It falls, reduces the probability of damage of pcb board, reduce the production cost of pcb board indirectly.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model.
Fig. 2 is the enlarged diagram of the utility model part A.
Fig. 3 is the enlarged diagram of the utility model part B.
The meaning of appended drawing reference in figure: 1: pedestal, 2: bracket, 3: vacuum chuck, 4: first sliding groove, 5: pulley, 6: framework,
7: cylinder, 8: mounting plate, 9: attachment base, 10: first through hole, 11: bracing wire, 12: the second through-holes, 13: second sliding slot, 14: sliding block,
15: link block, 16: rack gear, 17: the first springs, 18: roller gear, 181: connecting rod, 182: six diamond grooves, 183: the second bullets
Spring, 19: six diamond shape bars, 20: first bearing seat, 21: rubber cam, 22: the first nuts, 23: second bearing seat, 24: screw rod,
25: the second nuts, 26:L shape connecting plate, 27: 3rd bearing seat, 28: shaft, 29: knob, 30: first bevel gear, 31: the second
Bevel gear, 32: shell.
Specific embodiment
Above scheme is described further below in conjunction with specific embodiment.It should be understood that these embodiments are for illustrating
The application and be not limited to limitation scope of the present application.Implementation condition used in the examples can be done according to the condition of specific producer
Further adjustment, the implementation condition being not specified is usually the condition in routine experiment.
Embodiment 1
A kind of pcb board fixture of adjustable clamping force, as shown in Figure 1-3, include pedestal 1, bracket 2, vacuum chuck 3,
Pulley 5, framework 6, cylinder 7, mounting plate 8, attachment base 9, bracing wire 11, sliding block 14, link block 15, rack gear 16, the first spring 17, circle
Stud wheel 18, connecting rod 181, second spring 183, six diamond shape bars 19, first bearing seat 20, rubber cam 21, the first nut 22,
Two bearing bracket 23, screw rod 24 and the second nut 25, are connected with bracket 2 between 1 bottom of pedestal is uniform, 2 bottom of bracket is equipped with multiple true
Suction disk 3,1 top of pedestal are provided with first sliding groove 4, and middle part is set there are two pulley 5 in first sliding groove 4, left and right two in first sliding groove 4
The equal slidingtype in side is equipped with rack gear 16, and the top in first sliding groove 4 is arranged in pulley 5, and the 1 top left and right sides of pedestal is provided with second
Sliding slot 13, slidingtype is equipped with sliding block 14 in left and right sides second sliding slot 13, and 14 bottom of sliding block is connected with link block 15, pedestal 1
First through hole 10 is provided among top, 1 top center of pedestal is connected with framework 6, and 6 lower part of framework is provided with the second through-hole 12, framework 6
Inner top is connected with mounting plate 8, and 8 bottom of mounting plate is connected with cylinder 7, and two walls of left and right are respectively connected with attachment base 9 on the inside of framework 6,
Attachment base 9 is connect with cylinder 7, and two bracing wires 11 are connected on 7 telescopic rod of cylinder, and the end of two bracing wires 11 sequentially passes through first
Through-hole 10, and the pulley 5 of the left and right sides is bypassed respectively, it is then passed through link block 15 and is connect with rack gear 16, the right end of left side rack gear 16
It is connected with the first spring 17 with the left end of right side rack gear 16, the other end of the first spring 17 is connect with link block 15, pedestal 1 or so
Two side lower parts are respectively connected with first bearing seat 20, and connecting rod 181 is equipped in first bearing seat 20, is connected with cylinder at the top of connecting rod 181
Gear 18, roller gear 18 are located at the front side of rack gear 16, and roller gear 18 is engaged with rack gear 16, and 181 bottom of connecting rod is provided with six water chestnuts
Connected in star 182, six diamond grooves, 182 inner sliding type are equipped with six diamond shape bars 19, the top of six diamond shape bar 19 in six diamond grooves 182
Second spring 183 is connected between top, six diamond shape bars, 19 lower part is connected with rubber cam 21, and the 1 top left and right sides of pedestal is
Second bearing seat 23 is installed, is equipped with screw rod 24, the second through-hole 12 that screw rod 24 passes through, silk between left and right sides second bearing seat 23
The screw thread of the left and right sides of bar 24 is towards on the contrary, be respectively connected with the first nut 22 at left and right sides of screw rod 24, the first spiral shell of the left and right sides
Mother 22 is connected with the sliding block 14 of the left and right sides respectively, and the right end of screw rod 24 is connected with the second nut 25.
Embodiment 2
A kind of pcb board fixture of adjustable clamping force, as shown in Figure 1-3, include pedestal 1, bracket 2, vacuum chuck 3,
Pulley 5, framework 6, cylinder 7, mounting plate 8, attachment base 9, bracing wire 11, sliding block 14, link block 15, rack gear 16, the first spring 17, circle
Stud wheel 18, connecting rod 181, second spring 183, six diamond shape bars 19, first bearing seat 20, rubber cam 21, the first nut 22,
Two bearing bracket 23, screw rod 24 and the second nut 25, are connected with bracket 2 between 1 bottom of pedestal is uniform, 2 bottom of bracket is equipped with multiple true
Suction disk 3,1 top of pedestal are provided with first sliding groove 4, and middle part is set there are two pulley 5 in first sliding groove 4, left and right two in first sliding groove 4
The equal slidingtype in side is equipped with rack gear 16, and the top in first sliding groove 4 is arranged in pulley 5, and the 1 top left and right sides of pedestal is provided with second
Sliding slot 13, slidingtype is equipped with sliding block 14 in left and right sides second sliding slot 13, and 14 bottom of sliding block is connected with link block 15, pedestal 1
First through hole 10 is provided among top, 1 top center of pedestal is connected with framework 6, and 6 lower part of framework is provided with the second through-hole 12, framework 6
Inner top is connected with mounting plate 8, and 8 bottom of mounting plate is connected with cylinder 7, and two walls of left and right are respectively connected with attachment base 9 on the inside of framework 6,
Attachment base 9 is connect with cylinder 7, and two bracing wires 11 are connected on 7 telescopic rod of cylinder, and the end of two bracing wires 11 sequentially passes through first
Through-hole 10, and the pulley 5 of the left and right sides is bypassed respectively, it is then passed through link block 15 and is connect with rack gear 16, the right end of left side rack gear 16
It is connected with the first spring 17 with the left end of right side rack gear 16, the other end of the first spring 17 is connect with link block 15, pedestal 1 or so
Two side lower parts are respectively connected with first bearing seat 20, and connecting rod 181 is equipped in first bearing seat 20, is connected with cylinder at the top of connecting rod 181
Gear 18, roller gear 18 are located at the front side of rack gear 16, and roller gear 18 is engaged with rack gear 16, and 181 bottom of connecting rod is provided with six water chestnuts
Connected in star 182, six diamond grooves, 182 inner sliding type are equipped with six diamond shape bars 19, the top of six diamond shape bar 19 in six diamond grooves 182
Second spring 183 is connected between top, six diamond shape bars, 19 lower part is connected with rubber cam 21, and the 1 top left and right sides of pedestal is
Second bearing seat 23 is installed, is equipped with screw rod 24, the second through-hole 12 that screw rod 24 passes through, silk between left and right sides second bearing seat 23
The screw thread of the left and right sides of bar 24 is towards on the contrary, be respectively connected with the first nut 22 at left and right sides of screw rod 24, the first spiral shell of the left and right sides
Mother 22 is connected with the sliding block 14 of the left and right sides respectively, and the right end of screw rod 24 is connected with the second nut 25.
It further include having L shape connecting plate 26,3rd bearing seat 27, shaft 28, knob 29, first bevel gear 30 and the second cone tooth
Wheel 31,1 top right side of pedestal are equipped with L shape connecting plate 26, and 26 top left side of L shape connecting plate is equipped with 3rd bearing seat 27, third axis
It holds and is equipped with shaft 28 in seat 27, knob 29 is equipped at the top of shaft 28,28 bottom of shaft is equipped with first bevel gear 30, the right side of screw rod 24
Portion is connected with second bevel gear 31, and second bevel gear 31 is located between right side the first nut 22 and the second nut 25, the first cone tooth
Wheel 30 is engaged with second bevel gear 31.
Embodiment 3
A kind of pcb board fixture of adjustable clamping force, as shown in Figure 1-3, include pedestal 1, bracket 2, vacuum chuck 3,
Pulley 5, framework 6, cylinder 7, mounting plate 8, attachment base 9, bracing wire 11, sliding block 14, link block 15, rack gear 16, the first spring 17, circle
Stud wheel 18, connecting rod 181, second spring 183, six diamond shape bars 19, first bearing seat 20, rubber cam 21, the first nut 22,
Two bearing bracket 23, screw rod 24 and the second nut 25, are connected with bracket 2 between 1 bottom of pedestal is uniform, 2 bottom of bracket is equipped with multiple true
Suction disk 3,1 top of pedestal are provided with first sliding groove 4, and middle part is set there are two pulley 5 in first sliding groove 4, left and right two in first sliding groove 4
The equal slidingtype in side is equipped with rack gear 16, and the top in first sliding groove 4 is arranged in pulley 5, and the 1 top left and right sides of pedestal is provided with second
Sliding slot 13, slidingtype is equipped with sliding block 14 in left and right sides second sliding slot 13, and 14 bottom of sliding block is connected with link block 15, pedestal 1
First through hole 10 is provided among top, 1 top center of pedestal is connected with framework 6, and 6 lower part of framework is provided with the second through-hole 12, framework 6
Inner top is connected with mounting plate 8, and 8 bottom of mounting plate is connected with cylinder 7, and two walls of left and right are respectively connected with attachment base 9 on the inside of framework 6,
Attachment base 9 is connect with cylinder 7, and two bracing wires 11 are connected on 7 telescopic rod of cylinder, and the end of two bracing wires 11 sequentially passes through first
Through-hole 10, and the pulley 5 of the left and right sides is bypassed respectively, it is then passed through link block 15 and is connect with rack gear 16, the right end of left side rack gear 16
It is connected with the first spring 17 with the left end of right side rack gear 16, the other end of the first spring 17 is connect with link block 15, pedestal 1 or so
Two side lower parts are respectively connected with first bearing seat 20, and connecting rod 181 is equipped in first bearing seat 20, is connected with cylinder at the top of connecting rod 181
Gear 18, roller gear 18 are located at the front side of rack gear 16, and roller gear 18 is engaged with rack gear 16, and 181 bottom of connecting rod is provided with six water chestnuts
Connected in star 182, six diamond grooves, 182 inner sliding type are equipped with six diamond shape bars 19, the top of six diamond shape bar 19 in six diamond grooves 182
Second spring 183 is connected between top, six diamond shape bars, 19 lower part is connected with rubber cam 21, and the 1 top left and right sides of pedestal is
Second bearing seat 23 is installed, is equipped with screw rod 24, the second through-hole 12 that screw rod 24 passes through, silk between left and right sides second bearing seat 23
The screw thread of the left and right sides of bar 24 is towards on the contrary, be respectively connected with the first nut 22 at left and right sides of screw rod 24, the first spiral shell of the left and right sides
Mother 22 is connected with the sliding block 14 of the left and right sides respectively, and the right end of screw rod 24 is connected with the second nut 25.
It further include having L shape connecting plate 26,3rd bearing seat 27, shaft 28, knob 29, first bevel gear 30 and the second cone tooth
Wheel 31,1 top right side of pedestal are equipped with L shape connecting plate 26, and 26 top left side of L shape connecting plate is equipped with 3rd bearing seat 27, third axis
It holds and is equipped with shaft 28 in seat 27, knob 29 is equipped at the top of shaft 28,28 bottom of shaft is equipped with first bevel gear 30, the right side of screw rod 24
Portion is connected with second bevel gear 31, and second bevel gear 31 is located between right side the first nut 22 and the second nut 25, the first cone tooth
Wheel 30 is engaged with second bevel gear 31.
Further include having shell 32, shell 32 is equipped at left and right sides of pedestal 1, shell 32 is located at roller gear 18 and first bearing
The outside of seat 20.
When staff needs to pick up pcb board, this fixture is mounted on mechanical arm, and will be outside vacuum chuck 3
Vacuum equipment is connect, this fixture can be used and pick up pcb board, when vacuum chuck 3 is contacted with pcb board, rubber cam 21 is upward
Six diamond shape bars 19 are driven to move up, second spring 183 is compressed, and pcb board is sucked vacuum chuck 3, and rear manipulator is sucked in pcb board
Armband is moved this fixture and is moved up, and rubber cam 21 resets downwards, then starts cylinder 7 and extends, the elongation back guy 11 of cylinder 7
Loosen, the rack gear 16 under the effect of the first spring 17 at left and right sides of promotion moves outward, 18 turns of 16 rubbing roller gear of rack gear
Dynamic, connecting rod 181 rotates with it, and then rubber cam 21 is driven to rotate, and pcb board is clamped in the rotation of rubber cam 21, when needing to adjust
When saving the clamping force of rubber cam 21, the second nut 25 of twisting drives screw rod 24 forward or reverse, and screw rod 24 is forward or reverse
The first nut 22 of two sides of left and right is driven to draw close or be located remotely from each other to centre, when the first nut 22 of two sides of left and right is drawn close to centre
When, drive the sliding block 14 of two sides of left and right to come closer therewith, the first spring 17 gradually loosens, and then the chucking power of rubber cam 21
Degree reduces, and vice versa.Then pcb board is moved on workbench by mechanical arm, restarts the shortening of cylinder 7, cylinder 7
Shorten and tense bracing wire 11, the inside Slideslip of rack gear 16 of the left and right sides, and 18 opposite direction of roller gear of the left and right sides is driven to turn
Dynamic, the first spring 17 is shunk, and connecting rod 181 and six diamond shape bars 19 rotate with it and then rubber cam 21 driven to set back, in turn
The pcb board of clamping is unclamped, vacuum equipment is then controlled and stops working, sucker stops suction, and pcb board is placed on the table.
When needing rotary screw rod 24, staff only needs to twist knob 29 and drives first bevel gear 30 by shaft 28
It is rotated with second bevel gear 31, first bevel gear 30 and the rotation of second bevel gear 31 drive screw rod 24 to rotate, thus can be more
It is conveniently adjusted the clamping force of rubber cam 21, it is convenient and efficient time saving and energy saving.
Shell 32 can prevent impurity from falling on 16 surface of roller gear 18 and rack gear, to guarantee 18 He of roller gear
The smoothness that rack gear 16 cooperates.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is also included in the patent protection scope of the utility model.
Claims (3)
- It include pedestal (1), bracket (2), vacuum chuck (3) and pulley (5) 1. a kind of pcb board fixture of adjustable clamping force, It is connected with bracket (2) between pedestal (1) bottom is uniform, bracket (2) bottom is equipped with multiple vacuum chucks (3), and pedestal (1) top is provided with First sliding groove (4), middle part sets that there are two pulley (5) in first sliding groove (4), it is characterized in that: further including having framework (6), cylinder (7), mounting plate (8), attachment base (9), bracing wire (11), sliding block (14), link block (15), rack gear (16), the first spring (17), circle Stud wheel (18), connecting rod (181), second spring (183), six diamond shape bars (19), first bearing seat (20), rubber cam (21), First nut (22), second bearing seat (23), screw rod (24) and the second nut (25), the interior left and right sides of first sliding groove (4) are sliding Dynamic formula is equipped with rack gear (16), and top in first sliding groove (4) is arranged in pulley (5), and the left and right sides is provided with the at the top of pedestal (1) Two sliding slots (13), slidingtype is equipped with sliding block (14) in left and right sides second sliding slot (13), and sliding block (14) bottom is connected with connection Block (15) is provided with first through hole (10) among pedestal (1) top, and pedestal (1) top center is connected with framework (6), under framework (6) Portion is provided with the second through-hole (12), and framework (6) inner top is connected with mounting plate (8), and mounting plate (8) bottom is connected with cylinder (7), frame Two walls of left and right are respectively connected with attachment base (9) on the inside of body (6), and attachment base (9) is connect with cylinder (7), is connected on cylinder (7) telescopic rod There are two bracing wires (11), the end of two bracing wires (11) sequentially passes through first through hole (10), and bypasses the cunning of the left and right sides respectively It takes turns (5), is then passed through link block (15) and is connect with rack gear (16), the right end of left side rack gear (16) and the left end of right side rack gear (16) connect It is connected to the first spring (17), the other end of the first spring (17) is connect with link block (15), and lower part connects at left and right sides of pedestal (1) It is connected to first bearing seat (20), is equipped with connecting rod (181) in first bearing seat (20), be connected with roller gear at the top of connecting rod (181) (18), roller gear (18) is located at the front side of rack gear (16), and roller gear (18) is engaged with rack gear (16), connecting rod (181) bottom It is provided with six diamond grooves (182), six diamond grooves (182) inner sliding type is equipped with six diamond shape bars (19), six diamond shape bars (19) top It is connected with second spring (183) between six diamond grooves (182) inner top, six diamond shape bar (19) lower parts are connected with rubber cam (21), the left and right sides is respectively mounted second bearing seat (23) at the top of pedestal (1), and silk is equipped between left and right sides second bearing seat (23) Bar (24), the second through-hole (12) that screw rod (24) passes through, the screw thread at left and right sides of screw rod (24) is towards on the contrary, screw rod (24) left and right Two sides are respectively connected with the first nut (22), and the first nut (22) of the left and right sides is connected with the sliding block of the left and right sides (14) respectively It connects, the right end of screw rod (24) is connected with the second nut (25).
- 2. the pcb board fixture of a kind of adjustable clamping force described in accordance with the claim 1, it is characterized in that: further including having the connection of L shape Plate (26), 3rd bearing seat (27), shaft (28), knob (29), first bevel gear (30) and second bevel gear (31), pedestal (1) top right side is equipped with L shape connecting plate (26), and L shape connecting plate (26) top left side is equipped with 3rd bearing seat (27), 3rd bearing Shaft (28) are equipped in seat (27), are equipped with knob (29) at the top of shaft (28), shaft (28) bottom is equipped with first bevel gear (30), The right part of screw rod (24) is connected with second bevel gear (31), and second bevel gear (31) is located at the first nut of right side (22) and the second spiral shell Between female (25), first bevel gear (30) is engaged with second bevel gear (31).
- 3. a kind of pcb board fixture of adjustable clamping force according to claim 2, it is characterized in that: further including having shell (32), shell (32) are equipped at left and right sides of pedestal (1), shell (32) be located at roller gear (18) and first bearing seat (20) outside Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920269053.1U CN209710448U (en) | 2019-03-04 | 2019-03-04 | A kind of pcb board fixture of adjustable clamping force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920269053.1U CN209710448U (en) | 2019-03-04 | 2019-03-04 | A kind of pcb board fixture of adjustable clamping force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209710448U true CN209710448U (en) | 2019-11-29 |
Family
ID=68643081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920269053.1U Expired - Fee Related CN209710448U (en) | 2019-03-04 | 2019-03-04 | A kind of pcb board fixture of adjustable clamping force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209710448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099353A (en) * | 2019-12-26 | 2020-05-05 | 深圳市壹闻科技有限公司 | A glass haulage equipment that is used for intelligent storage's reliability to be high |
-
2019
- 2019-03-04 CN CN201920269053.1U patent/CN209710448U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099353A (en) * | 2019-12-26 | 2020-05-05 | 深圳市壹闻科技有限公司 | A glass haulage equipment that is used for intelligent storage's reliability to be high |
| CN111099353B (en) * | 2019-12-26 | 2021-09-21 | 深圳市壹闻科技有限公司 | A glass haulage equipment that is used for intelligent storage's reliability to be high |
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